protoc version 3.10.0

akka-cluster-sharding-typed/src/main/java/akka/cluster/sharding/typed/internal/protobuf/ShardingMessages.java

@@ -24,24 +24,29 @@ public final class ShardingMessages {
 
     /**
      * <code>required string entityId = 1;</code>
+     * @return Whether the entityId field is set.
      */
     boolean hasEntityId();
     /**
      * <code>required string entityId = 1;</code>
+     * @return The entityId.
      */
     java.lang.String getEntityId();
     /**
      * <code>required string entityId = 1;</code>
+     * @return The bytes for entityId.
      */
     akka.protobufv3.internal.ByteString
         getEntityIdBytes();
 
     /**
      * <code>required .Payload message = 2;</code>
+     * @return Whether the message field is set.
      */
     boolean hasMessage();
     /**
      * <code>required .Payload message = 2;</code>
+     * @return The message.
      */
     akka.remote.ContainerFormats.Payload getMessage();
     /**
@@ -152,12 +157,14 @@ public final class ShardingMessages {
     private volatile java.lang.Object entityId_;
     /**
      * <code>required string entityId = 1;</code>
+     * @return Whether the entityId field is set.
      */
     public boolean hasEntityId() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required string entityId = 1;</code>
+     * @return The entityId.
      */
     public java.lang.String getEntityId() {
       java.lang.Object ref = entityId_;
@@ -175,6 +182,7 @@ public final class ShardingMessages {
     }
     /**
      * <code>required string entityId = 1;</code>
+     * @return The bytes for entityId.
      */
     public akka.protobufv3.internal.ByteString
         getEntityIdBytes() {
@@ -194,12 +202,14 @@ public final class ShardingMessages {
     private akka.remote.ContainerFormats.Payload message_;
     /**
      * <code>required .Payload message = 2;</code>
+     * @return Whether the message field is set.
      */
     public boolean hasMessage() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>required .Payload message = 2;</code>
+     * @return The message.
      */
     public akka.remote.ContainerFormats.Payload getMessage() {
       return message_ == null ? akka.remote.ContainerFormats.Payload.getDefaultInstance() : message_;
@@ -584,12 +594,14 @@ public final class ShardingMessages {
       private java.lang.Object entityId_ = "";
       /**
        * <code>required string entityId = 1;</code>
+       * @return Whether the entityId field is set.
        */
       public boolean hasEntityId() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required string entityId = 1;</code>
+       * @return The entityId.
        */
       public java.lang.String getEntityId() {
         java.lang.Object ref = entityId_;
@@ -607,6 +619,7 @@ public final class ShardingMessages {
       }
       /**
        * <code>required string entityId = 1;</code>
+       * @return The bytes for entityId.
        */
       public akka.protobufv3.internal.ByteString
           getEntityIdBytes() {
@@ -623,6 +636,8 @@ public final class ShardingMessages {
       }
       /**
        * <code>required string entityId = 1;</code>
+       * @param value The entityId to set.
+       * @return This builder for chaining.
        */
       public Builder setEntityId(
           java.lang.String value) {
@@ -636,6 +651,7 @@ public final class ShardingMessages {
       }
       /**
        * <code>required string entityId = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearEntityId() {
         bitField0_ = (bitField0_ & ~0x00000001);
@@ -645,6 +661,8 @@ public final class ShardingMessages {
       }
       /**
        * <code>required string entityId = 1;</code>
+       * @param value The bytes for entityId to set.
+       * @return This builder for chaining.
        */
       public Builder setEntityIdBytes(
           akka.protobufv3.internal.ByteString value) {
@@ -662,12 +680,14 @@ public final class ShardingMessages {
           akka.remote.ContainerFormats.Payload, akka.remote.ContainerFormats.Payload.Builder, akka.remote.ContainerFormats.PayloadOrBuilder> messageBuilder_;
       /**
        * <code>required .Payload message = 2;</code>
+       * @return Whether the message field is set.
        */
       public boolean hasMessage() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>required .Payload message = 2;</code>
+       * @return The message.
        */
       public akka.remote.ContainerFormats.Payload getMessage() {
         if (messageBuilder_ == null) {

akka-cluster-tools/src/main/java/akka/cluster/client/protobuf/msg/ClusterClientMessages.java

@@ -24,19 +24,25 @@ public final class ClusterClientMessages {
 
     /**
      * <code>repeated string contactPoints = 1;</code>
+     * @return A list containing the contactPoints.
      */
     java.util.List<java.lang.String>
         getContactPointsList();
     /**
      * <code>repeated string contactPoints = 1;</code>
+     * @return The count of contactPoints.
      */
     int getContactPointsCount();
     /**
      * <code>repeated string contactPoints = 1;</code>
+     * @param index The index of the element to return.
+     * @return The contactPoints at the given index.
      */
     java.lang.String getContactPoints(int index);
     /**
      * <code>repeated string contactPoints = 1;</code>
+     * @param index The index of the value to return.
+     * @return The bytes of the contactPoints at the given index.
      */
     akka.protobufv3.internal.ByteString
         getContactPointsBytes(int index);
@@ -136,6 +142,7 @@ public final class ClusterClientMessages {
     private akka.protobufv3.internal.LazyStringList contactPoints_;
     /**
      * <code>repeated string contactPoints = 1;</code>
+     * @return A list containing the contactPoints.
      */
     public akka.protobufv3.internal.ProtocolStringList
         getContactPointsList() {
@@ -143,18 +150,23 @@ public final class ClusterClientMessages {
     }
     /**
      * <code>repeated string contactPoints = 1;</code>
+     * @return The count of contactPoints.
      */
     public int getContactPointsCount() {
       return contactPoints_.size();
     }
     /**
      * <code>repeated string contactPoints = 1;</code>
+     * @param index The index of the element to return.
+     * @return The contactPoints at the given index.
      */
     public java.lang.String getContactPoints(int index) {
       return contactPoints_.get(index);
     }
     /**
      * <code>repeated string contactPoints = 1;</code>
+     * @param index The index of the value to return.
+     * @return The bytes of the contactPoints at the given index.
      */
     public akka.protobufv3.internal.ByteString
         getContactPointsBytes(int index) {
@@ -491,6 +503,7 @@ public final class ClusterClientMessages {
       }
       /**
        * <code>repeated string contactPoints = 1;</code>
+       * @return A list containing the contactPoints.
        */
       public akka.protobufv3.internal.ProtocolStringList
           getContactPointsList() {
@@ -498,18 +511,23 @@ public final class ClusterClientMessages {
       }
       /**
        * <code>repeated string contactPoints = 1;</code>
+       * @return The count of contactPoints.
        */
       public int getContactPointsCount() {
         return contactPoints_.size();
       }
       /**
        * <code>repeated string contactPoints = 1;</code>
+       * @param index The index of the element to return.
+       * @return The contactPoints at the given index.
        */
       public java.lang.String getContactPoints(int index) {
         return contactPoints_.get(index);
       }
       /**
        * <code>repeated string contactPoints = 1;</code>
+       * @param index The index of the value to return.
+       * @return The bytes of the contactPoints at the given index.
        */
       public akka.protobufv3.internal.ByteString
           getContactPointsBytes(int index) {
@@ -517,6 +535,9 @@ public final class ClusterClientMessages {
       }
       /**
        * <code>repeated string contactPoints = 1;</code>
+       * @param index The index to set the value at.
+       * @param value The contactPoints to set.
+       * @return This builder for chaining.
        */
       public Builder setContactPoints(
           int index, java.lang.String value) {
@@ -530,6 +551,8 @@ public final class ClusterClientMessages {
       }
       /**
        * <code>repeated string contactPoints = 1;</code>
+       * @param value The contactPoints to add.
+       * @return This builder for chaining.
        */
       public Builder addContactPoints(
           java.lang.String value) {
@@ -543,6 +566,8 @@ public final class ClusterClientMessages {
       }
       /**
        * <code>repeated string contactPoints = 1;</code>
+       * @param values The contactPoints to add.
+       * @return This builder for chaining.
        */
       public Builder addAllContactPoints(
           java.lang.Iterable<java.lang.String> values) {
@@ -554,6 +579,7 @@ public final class ClusterClientMessages {
       }
       /**
        * <code>repeated string contactPoints = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearContactPoints() {
         contactPoints_ = akka.protobufv3.internal.LazyStringArrayList.EMPTY;
@@ -563,6 +589,8 @@ public final class ClusterClientMessages {
       }
       /**
        * <code>repeated string contactPoints = 1;</code>
+       * @param value The bytes of the contactPoints to add.
+       * @return This builder for chaining.
        */
       public Builder addContactPointsBytes(
           akka.protobufv3.internal.ByteString value) {

akka-cluster-typed/src/main/java/akka/cluster/typed/internal/protobuf/ClusterMessages.java

@@ -24,24 +24,29 @@ public final class ClusterMessages {
 
     /**
      * <code>required string actorRef = 1;</code>
+     * @return Whether the actorRef field is set.
      */
     boolean hasActorRef();
     /**
      * <code>required string actorRef = 1;</code>
+     * @return The actorRef.
      */
     java.lang.String getActorRef();
     /**
      * <code>required string actorRef = 1;</code>
+     * @return The bytes for actorRef.
      */
     akka.protobufv3.internal.ByteString
         getActorRefBytes();
 
     /**
      * <code>required uint64 systemUid = 2;</code>
+     * @return Whether the systemUid field is set.
      */
     boolean hasSystemUid();
     /**
      * <code>required uint64 systemUid = 2;</code>
+     * @return The systemUid.
      */
     long getSystemUid();
   }
@@ -140,12 +145,14 @@ public final class ClusterMessages {
     private volatile java.lang.Object actorRef_;
     /**
      * <code>required string actorRef = 1;</code>
+     * @return Whether the actorRef field is set.
      */
     public boolean hasActorRef() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required string actorRef = 1;</code>
+     * @return The actorRef.
      */
     public java.lang.String getActorRef() {
       java.lang.Object ref = actorRef_;
@@ -163,6 +170,7 @@ public final class ClusterMessages {
     }
     /**
      * <code>required string actorRef = 1;</code>
+     * @return The bytes for actorRef.
      */
     public akka.protobufv3.internal.ByteString
         getActorRefBytes() {
@@ -182,12 +190,14 @@ public final class ClusterMessages {
     private long systemUid_;
     /**
      * <code>required uint64 systemUid = 2;</code>
+     * @return Whether the systemUid field is set.
      */
     public boolean hasSystemUid() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>required uint64 systemUid = 2;</code>
+     * @return The systemUid.
      */
     public long getSystemUid() {
       return systemUid_;
@@ -551,12 +561,14 @@ public final class ClusterMessages {
       private java.lang.Object actorRef_ = "";
       /**
        * <code>required string actorRef = 1;</code>
+       * @return Whether the actorRef field is set.
        */
       public boolean hasActorRef() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required string actorRef = 1;</code>
+       * @return The actorRef.
        */
       public java.lang.String getActorRef() {
         java.lang.Object ref = actorRef_;
@@ -574,6 +586,7 @@ public final class ClusterMessages {
       }
       /**
        * <code>required string actorRef = 1;</code>
+       * @return The bytes for actorRef.
        */
       public akka.protobufv3.internal.ByteString
           getActorRefBytes() {
@@ -590,6 +603,8 @@ public final class ClusterMessages {
       }
       /**
        * <code>required string actorRef = 1;</code>
+       * @param value The actorRef to set.
+       * @return This builder for chaining.
        */
       public Builder setActorRef(
           java.lang.String value) {
@@ -603,6 +618,7 @@ public final class ClusterMessages {
       }
       /**
        * <code>required string actorRef = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearActorRef() {
         bitField0_ = (bitField0_ & ~0x00000001);
@@ -612,6 +628,8 @@ public final class ClusterMessages {
       }
       /**
        * <code>required string actorRef = 1;</code>
+       * @param value The bytes for actorRef to set.
+       * @return This builder for chaining.
        */
       public Builder setActorRefBytes(
           akka.protobufv3.internal.ByteString value) {
@@ -627,18 +645,22 @@ public final class ClusterMessages {
       private long systemUid_ ;
       /**
        * <code>required uint64 systemUid = 2;</code>
+       * @return Whether the systemUid field is set.
        */
       public boolean hasSystemUid() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>required uint64 systemUid = 2;</code>
+       * @return The systemUid.
        */
       public long getSystemUid() {
         return systemUid_;
       }
       /**
        * <code>required uint64 systemUid = 2;</code>
+       * @param value The systemUid to set.
+       * @return This builder for chaining.
        */
       public Builder setSystemUid(long value) {
         bitField0_ |= 0x00000002;
@@ -648,6 +670,7 @@ public final class ClusterMessages {
       }
       /**
        * <code>required uint64 systemUid = 2;</code>
+       * @return This builder for chaining.
        */
       public Builder clearSystemUid() {
         bitField0_ = (bitField0_ & ~0x00000002);

akka-docs/src/main/java/docs/ddata/protobuf/msg/TwoPhaseSetMessages.java

@@ -24,38 +24,50 @@ public final class TwoPhaseSetMessages {
 
     /**
      * <code>repeated string adds = 1;</code>
+     * @return A list containing the adds.
      */
     java.util.List<java.lang.String>
         getAddsList();
     /**
      * <code>repeated string adds = 1;</code>
+     * @return The count of adds.
      */
     int getAddsCount();
     /**
      * <code>repeated string adds = 1;</code>
+     * @param index The index of the element to return.
+     * @return The adds at the given index.
      */
     java.lang.String getAdds(int index);
     /**
      * <code>repeated string adds = 1;</code>
+     * @param index The index of the value to return.
+     * @return The bytes of the adds at the given index.
      */
     akka.protobufv3.internal.ByteString
         getAddsBytes(int index);
 
     /**
      * <code>repeated string removals = 2;</code>
+     * @return A list containing the removals.
      */
     java.util.List<java.lang.String>
         getRemovalsList();
     /**
      * <code>repeated string removals = 2;</code>
+     * @return The count of removals.
      */
     int getRemovalsCount();
     /**
      * <code>repeated string removals = 2;</code>
+     * @param index The index of the element to return.
+     * @return The removals at the given index.
      */
     java.lang.String getRemovals(int index);
     /**
      * <code>repeated string removals = 2;</code>
+     * @param index The index of the value to return.
+     * @return The bytes of the removals at the given index.
      */
     akka.protobufv3.internal.ByteString
         getRemovalsBytes(int index);
@@ -168,6 +180,7 @@ public final class TwoPhaseSetMessages {
     private akka.protobufv3.internal.LazyStringList adds_;
     /**
      * <code>repeated string adds = 1;</code>
+     * @return A list containing the adds.
      */
     public akka.protobufv3.internal.ProtocolStringList
         getAddsList() {
@@ -175,18 +188,23 @@ public final class TwoPhaseSetMessages {
     }
     /**
      * <code>repeated string adds = 1;</code>
+     * @return The count of adds.
      */
     public int getAddsCount() {
       return adds_.size();
     }
     /**
      * <code>repeated string adds = 1;</code>
+     * @param index The index of the element to return.
+     * @return The adds at the given index.
      */
     public java.lang.String getAdds(int index) {
       return adds_.get(index);
     }
     /**
      * <code>repeated string adds = 1;</code>
+     * @param index The index of the value to return.
+     * @return The bytes of the adds at the given index.
      */
     public akka.protobufv3.internal.ByteString
         getAddsBytes(int index) {
@@ -197,6 +215,7 @@ public final class TwoPhaseSetMessages {
     private akka.protobufv3.internal.LazyStringList removals_;
     /**
      * <code>repeated string removals = 2;</code>
+     * @return A list containing the removals.
      */
     public akka.protobufv3.internal.ProtocolStringList
         getRemovalsList() {
@@ -204,18 +223,23 @@ public final class TwoPhaseSetMessages {
     }
     /**
      * <code>repeated string removals = 2;</code>
+     * @return The count of removals.
      */
     public int getRemovalsCount() {
       return removals_.size();
     }
     /**
      * <code>repeated string removals = 2;</code>
+     * @param index The index of the element to return.
+     * @return The removals at the given index.
      */
     public java.lang.String getRemovals(int index) {
       return removals_.get(index);
     }
     /**
      * <code>repeated string removals = 2;</code>
+     * @param index The index of the value to return.
+     * @return The bytes of the removals at the given index.
      */
     public akka.protobufv3.internal.ByteString
         getRemovalsBytes(int index) {
@@ -586,6 +610,7 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string adds = 1;</code>
+       * @return A list containing the adds.
        */
       public akka.protobufv3.internal.ProtocolStringList
           getAddsList() {
@@ -593,18 +618,23 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string adds = 1;</code>
+       * @return The count of adds.
        */
       public int getAddsCount() {
         return adds_.size();
       }
       /**
        * <code>repeated string adds = 1;</code>
+       * @param index The index of the element to return.
+       * @return The adds at the given index.
        */
       public java.lang.String getAdds(int index) {
         return adds_.get(index);
       }
       /**
        * <code>repeated string adds = 1;</code>
+       * @param index The index of the value to return.
+       * @return The bytes of the adds at the given index.
        */
       public akka.protobufv3.internal.ByteString
           getAddsBytes(int index) {
@@ -612,6 +642,9 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string adds = 1;</code>
+       * @param index The index to set the value at.
+       * @param value The adds to set.
+       * @return This builder for chaining.
        */
       public Builder setAdds(
           int index, java.lang.String value) {
@@ -625,6 +658,8 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string adds = 1;</code>
+       * @param value The adds to add.
+       * @return This builder for chaining.
        */
       public Builder addAdds(
           java.lang.String value) {
@@ -638,6 +673,8 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string adds = 1;</code>
+       * @param values The adds to add.
+       * @return This builder for chaining.
        */
       public Builder addAllAdds(
           java.lang.Iterable<java.lang.String> values) {
@@ -649,6 +686,7 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string adds = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearAdds() {
         adds_ = akka.protobufv3.internal.LazyStringArrayList.EMPTY;
@@ -658,6 +696,8 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string adds = 1;</code>
+       * @param value The bytes of the adds to add.
+       * @return This builder for chaining.
        */
       public Builder addAddsBytes(
           akka.protobufv3.internal.ByteString value) {
@@ -679,6 +719,7 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string removals = 2;</code>
+       * @return A list containing the removals.
        */
       public akka.protobufv3.internal.ProtocolStringList
           getRemovalsList() {
@@ -686,18 +727,23 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string removals = 2;</code>
+       * @return The count of removals.
        */
       public int getRemovalsCount() {
         return removals_.size();
       }
       /**
        * <code>repeated string removals = 2;</code>
+       * @param index The index of the element to return.
+       * @return The removals at the given index.
        */
       public java.lang.String getRemovals(int index) {
         return removals_.get(index);
       }
       /**
        * <code>repeated string removals = 2;</code>
+       * @param index The index of the value to return.
+       * @return The bytes of the removals at the given index.
        */
       public akka.protobufv3.internal.ByteString
           getRemovalsBytes(int index) {
@@ -705,6 +751,9 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string removals = 2;</code>
+       * @param index The index to set the value at.
+       * @param value The removals to set.
+       * @return This builder for chaining.
        */
       public Builder setRemovals(
           int index, java.lang.String value) {
@@ -718,6 +767,8 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string removals = 2;</code>
+       * @param value The removals to add.
+       * @return This builder for chaining.
        */
       public Builder addRemovals(
           java.lang.String value) {
@@ -731,6 +782,8 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string removals = 2;</code>
+       * @param values The removals to add.
+       * @return This builder for chaining.
        */
       public Builder addAllRemovals(
           java.lang.Iterable<java.lang.String> values) {
@@ -742,6 +795,7 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string removals = 2;</code>
+       * @return This builder for chaining.
        */
       public Builder clearRemovals() {
         removals_ = akka.protobufv3.internal.LazyStringArrayList.EMPTY;
@@ -751,6 +805,8 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>repeated string removals = 2;</code>
+       * @param value The bytes of the removals to add.
+       * @return This builder for chaining.
        */
       public Builder addRemovalsBytes(
           akka.protobufv3.internal.ByteString value) {
@@ -821,19 +877,23 @@ public final class TwoPhaseSetMessages {
 
     /**
      * <code>optional bytes adds = 1;</code>
+     * @return Whether the adds field is set.
      */
     boolean hasAdds();
     /**
      * <code>optional bytes adds = 1;</code>
+     * @return The adds.
      */
     akka.protobufv3.internal.ByteString getAdds();
 
     /**
      * <code>optional bytes removals = 2;</code>
+     * @return Whether the removals field is set.
      */
     boolean hasRemovals();
     /**
      * <code>optional bytes removals = 2;</code>
+     * @return The removals.
      */
     akka.protobufv3.internal.ByteString getRemovals();
   }
@@ -936,12 +996,14 @@ public final class TwoPhaseSetMessages {
     private akka.protobufv3.internal.ByteString adds_;
     /**
      * <code>optional bytes adds = 1;</code>
+     * @return Whether the adds field is set.
      */
     public boolean hasAdds() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>optional bytes adds = 1;</code>
+     * @return The adds.
      */
     public akka.protobufv3.internal.ByteString getAdds() {
       return adds_;
@@ -951,12 +1013,14 @@ public final class TwoPhaseSetMessages {
     private akka.protobufv3.internal.ByteString removals_;
     /**
      * <code>optional bytes removals = 2;</code>
+     * @return Whether the removals field is set.
      */
     public boolean hasRemovals() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>optional bytes removals = 2;</code>
+     * @return The removals.
      */
     public akka.protobufv3.internal.ByteString getRemovals() {
       return removals_;
@@ -1308,18 +1372,22 @@ public final class TwoPhaseSetMessages {
       private akka.protobufv3.internal.ByteString adds_ = akka.protobufv3.internal.ByteString.EMPTY;
       /**
        * <code>optional bytes adds = 1;</code>
+       * @return Whether the adds field is set.
        */
       public boolean hasAdds() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>optional bytes adds = 1;</code>
+       * @return The adds.
        */
       public akka.protobufv3.internal.ByteString getAdds() {
         return adds_;
       }
       /**
        * <code>optional bytes adds = 1;</code>
+       * @param value The adds to set.
+       * @return This builder for chaining.
        */
       public Builder setAdds(akka.protobufv3.internal.ByteString value) {
         if (value == null) {
@@ -1332,6 +1400,7 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>optional bytes adds = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearAdds() {
         bitField0_ = (bitField0_ & ~0x00000001);
@@ -1343,18 +1412,22 @@ public final class TwoPhaseSetMessages {
       private akka.protobufv3.internal.ByteString removals_ = akka.protobufv3.internal.ByteString.EMPTY;
       /**
        * <code>optional bytes removals = 2;</code>
+       * @return Whether the removals field is set.
        */
       public boolean hasRemovals() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>optional bytes removals = 2;</code>
+       * @return The removals.
        */
       public akka.protobufv3.internal.ByteString getRemovals() {
         return removals_;
       }
       /**
        * <code>optional bytes removals = 2;</code>
+       * @param value The removals to set.
+       * @return This builder for chaining.
        */
       public Builder setRemovals(akka.protobufv3.internal.ByteString value) {
         if (value == null) {
@@ -1367,6 +1440,7 @@ public final class TwoPhaseSetMessages {
       }
       /**
        * <code>optional bytes removals = 2;</code>
+       * @return This builder for chaining.
        */
       public Builder clearRemovals() {
         bitField0_ = (bitField0_ & ~0x00000002);

akka-docs/src/main/java/docs/persistence/proto/FlightAppModels.java

@@ -24,24 +24,29 @@ public final class FlightAppModels {
 
     /**
      * <code>required string letter = 1;</code>
+     * @return Whether the letter field is set.
      */
     boolean hasLetter();
     /**
      * <code>required string letter = 1;</code>
+     * @return The letter.
      */
     java.lang.String getLetter();
     /**
      * <code>required string letter = 1;</code>
+     * @return The bytes for letter.
      */
     akka.protobufv3.internal.ByteString
         getLetterBytes();
 
     /**
      * <code>required uint32 row = 2;</code>
+     * @return Whether the row field is set.
      */
     boolean hasRow();
     /**
      * <code>required uint32 row = 2;</code>
+     * @return The row.
      */
     int getRow();
 
@@ -51,6 +56,7 @@ public final class FlightAppModels {
      * </pre>
      *
      * <code>optional string seatType = 3;</code>
+     * @return Whether the seatType field is set.
      */
     boolean hasSeatType();
     /**
@@ -59,6 +65,7 @@ public final class FlightAppModels {
      * </pre>
      *
      * <code>optional string seatType = 3;</code>
+     * @return The seatType.
      */
     java.lang.String getSeatType();
     /**
@@ -67,6 +74,7 @@ public final class FlightAppModels {
      * </pre>
      *
      * <code>optional string seatType = 3;</code>
+     * @return The bytes for seatType.
      */
     akka.protobufv3.internal.ByteString
         getSeatTypeBytes();
@@ -173,12 +181,14 @@ public final class FlightAppModels {
     private volatile java.lang.Object letter_;
     /**
      * <code>required string letter = 1;</code>
+     * @return Whether the letter field is set.
      */
     public boolean hasLetter() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required string letter = 1;</code>
+     * @return The letter.
      */
     public java.lang.String getLetter() {
       java.lang.Object ref = letter_;
@@ -196,6 +206,7 @@ public final class FlightAppModels {
     }
     /**
      * <code>required string letter = 1;</code>
+     * @return The bytes for letter.
      */
     public akka.protobufv3.internal.ByteString
         getLetterBytes() {
@@ -215,12 +226,14 @@ public final class FlightAppModels {
     private int row_;
     /**
      * <code>required uint32 row = 2;</code>
+     * @return Whether the row field is set.
      */
     public boolean hasRow() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>required uint32 row = 2;</code>
+     * @return The row.
      */
     public int getRow() {
       return row_;
@@ -234,6 +247,7 @@ public final class FlightAppModels {
      * </pre>
      *
      * <code>optional string seatType = 3;</code>
+     * @return Whether the seatType field is set.
      */
     public boolean hasSeatType() {
       return ((bitField0_ & 0x00000004) != 0);
@@ -244,6 +258,7 @@ public final class FlightAppModels {
      * </pre>
      *
      * <code>optional string seatType = 3;</code>
+     * @return The seatType.
      */
     public java.lang.String getSeatType() {
       java.lang.Object ref = seatType_;
@@ -265,6 +280,7 @@ public final class FlightAppModels {
      * </pre>
      *
      * <code>optional string seatType = 3;</code>
+     * @return The bytes for seatType.
      */
     public akka.protobufv3.internal.ByteString
         getSeatTypeBytes() {
@@ -663,12 +679,14 @@ public final class FlightAppModels {
       private java.lang.Object letter_ = "";
       /**
        * <code>required string letter = 1;</code>
+       * @return Whether the letter field is set.
        */
       public boolean hasLetter() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required string letter = 1;</code>
+       * @return The letter.
        */
       public java.lang.String getLetter() {
         java.lang.Object ref = letter_;
@@ -686,6 +704,7 @@ public final class FlightAppModels {
       }
       /**
        * <code>required string letter = 1;</code>
+       * @return The bytes for letter.
        */
       public akka.protobufv3.internal.ByteString
           getLetterBytes() {
@@ -702,6 +721,8 @@ public final class FlightAppModels {
       }
       /**
        * <code>required string letter = 1;</code>
+       * @param value The letter to set.
+       * @return This builder for chaining.
        */
       public Builder setLetter(
           java.lang.String value) {
@@ -715,6 +736,7 @@ public final class FlightAppModels {
       }
       /**
        * <code>required string letter = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearLetter() {
         bitField0_ = (bitField0_ & ~0x00000001);
@@ -724,6 +746,8 @@ public final class FlightAppModels {
       }
       /**
        * <code>required string letter = 1;</code>
+       * @param value The bytes for letter to set.
+       * @return This builder for chaining.
        */
       public Builder setLetterBytes(
           akka.protobufv3.internal.ByteString value) {
@@ -739,18 +763,22 @@ public final class FlightAppModels {
       private int row_ ;
       /**
        * <code>required uint32 row = 2;</code>
+       * @return Whether the row field is set.
        */
       public boolean hasRow() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>required uint32 row = 2;</code>
+       * @return The row.
        */
       public int getRow() {
         return row_;
       }
       /**
        * <code>required uint32 row = 2;</code>
+       * @param value The row to set.
+       * @return This builder for chaining.
        */
       public Builder setRow(int value) {
         bitField0_ |= 0x00000002;
@@ -760,6 +788,7 @@ public final class FlightAppModels {
       }
       /**
        * <code>required uint32 row = 2;</code>
+       * @return This builder for chaining.
        */
       public Builder clearRow() {
         bitField0_ = (bitField0_ & ~0x00000002);
@@ -775,6 +804,7 @@ public final class FlightAppModels {
        * </pre>
        *
        * <code>optional string seatType = 3;</code>
+       * @return Whether the seatType field is set.
        */
       public boolean hasSeatType() {
         return ((bitField0_ & 0x00000004) != 0);
@@ -785,6 +815,7 @@ public final class FlightAppModels {
        * </pre>
        *
        * <code>optional string seatType = 3;</code>
+       * @return The seatType.
        */
       public java.lang.String getSeatType() {
         java.lang.Object ref = seatType_;
@@ -806,6 +837,7 @@ public final class FlightAppModels {
        * </pre>
        *
        * <code>optional string seatType = 3;</code>
+       * @return The bytes for seatType.
        */
       public akka.protobufv3.internal.ByteString
           getSeatTypeBytes() {
@@ -826,6 +858,8 @@ public final class FlightAppModels {
        * </pre>
        *
        * <code>optional string seatType = 3;</code>
+       * @param value The seatType to set.
+       * @return This builder for chaining.
        */
       public Builder setSeatType(
           java.lang.String value) {
@@ -843,6 +877,7 @@ public final class FlightAppModels {
        * </pre>
        *
        * <code>optional string seatType = 3;</code>
+       * @return This builder for chaining.
        */
       public Builder clearSeatType() {
         bitField0_ = (bitField0_ & ~0x00000004);
@@ -856,6 +891,8 @@ public final class FlightAppModels {
        * </pre>
        *
        * <code>optional string seatType = 3;</code>
+       * @param value The bytes for seatType to set.
+       * @return This builder for chaining.
        */
       public Builder setSeatTypeBytes(
           akka.protobufv3.internal.ByteString value) {

akka-remote-tests/src/test/java/akka/remote/artery/protobuf/TestMessages.java

@@ -24,56 +24,68 @@ public final class TestMessages {
 
     /**
      * <code>required uint64 id = 1;</code>
+     * @return Whether the id field is set.
      */
     boolean hasId();
     /**
      * <code>required uint64 id = 1;</code>
+     * @return The id.
      */
     long getId();
 
     /**
      * <code>required string name = 2;</code>
+     * @return Whether the name field is set.
      */
     boolean hasName();
     /**
      * <code>required string name = 2;</code>
+     * @return The name.
      */
     java.lang.String getName();
     /**
      * <code>required string name = 2;</code>
+     * @return The bytes for name.
      */
     akka.protobufv3.internal.ByteString
         getNameBytes();
 
     /**
      * <code>required bool status = 3;</code>
+     * @return Whether the status field is set.
      */
     boolean hasStatus();
     /**
      * <code>required bool status = 3;</code>
+     * @return The status.
      */
     boolean getStatus();
 
     /**
      * <code>optional string description = 4;</code>
+     * @return Whether the description field is set.
      */
     boolean hasDescription();
     /**
      * <code>optional string description = 4;</code>
+     * @return The description.
      */
     java.lang.String getDescription();
     /**
      * <code>optional string description = 4;</code>
+     * @return The bytes for description.
      */
     akka.protobufv3.internal.ByteString
         getDescriptionBytes();
 
     /**
      * <code>optional bytes payload = 5;</code>
+     * @return Whether the payload field is set.
      */
     boolean hasPayload();
     /**
      * <code>optional bytes payload = 5;</code>
+     * @return The payload.
      */
     akka.protobufv3.internal.ByteString getPayload();
 
@@ -227,12 +239,14 @@ public final class TestMessages {
     private long id_;
     /**
      * <code>required uint64 id = 1;</code>
+     * @return Whether the id field is set.
      */
     public boolean hasId() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required uint64 id = 1;</code>
+     * @return The id.
      */
     public long getId() {
       return id_;
@@ -242,12 +256,14 @@ public final class TestMessages {
     private volatile java.lang.Object name_;
     /**
      * <code>required string name = 2;</code>
+     * @return Whether the name field is set.
      */
     public boolean hasName() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>required string name = 2;</code>
+     * @return The name.
      */
     public java.lang.String getName() {
       java.lang.Object ref = name_;
@@ -265,6 +281,7 @@ public final class TestMessages {
     }
     /**
      * <code>required string name = 2;</code>
+     * @return The bytes for name.
      */
     public akka.protobufv3.internal.ByteString
         getNameBytes() {
@@ -284,12 +301,14 @@ public final class TestMessages {
     private boolean status_;
     /**
      * <code>required bool status = 3;</code>
+     * @return Whether the status field is set.
      */
     public boolean hasStatus() {
       return ((bitField0_ & 0x00000004) != 0);
     }
     /**
      * <code>required bool status = 3;</code>
+     * @return The status.
      */
     public boolean getStatus() {
       return status_;
@@ -299,12 +318,14 @@ public final class TestMessages {
     private volatile java.lang.Object description_;
     /**
      * <code>optional string description = 4;</code>
+     * @return Whether the description field is set.
      */
     public boolean hasDescription() {
       return ((bitField0_ & 0x00000008) != 0);
     }
     /**
      * <code>optional string description = 4;</code>
+     * @return The description.
      */
     public java.lang.String getDescription() {
       java.lang.Object ref = description_;
@@ -322,6 +343,7 @@ public final class TestMessages {
     }
     /**
      * <code>optional string description = 4;</code>
+     * @return The bytes for description.
      */
     public akka.protobufv3.internal.ByteString
         getDescriptionBytes() {
@@ -341,12 +363,14 @@ public final class TestMessages {
     private akka.protobufv3.internal.ByteString payload_;
     /**
      * <code>optional bytes payload = 5;</code>
+     * @return Whether the payload field is set.
      */
     public boolean hasPayload() {
       return ((bitField0_ & 0x00000010) != 0);
     }
     /**
      * <code>optional bytes payload = 5;</code>
+     * @return The payload.
      */
     public akka.protobufv3.internal.ByteString getPayload() {
       return payload_;
@@ -895,18 +919,22 @@ public final class TestMessages {
       private long id_ ;
       /**
        * <code>required uint64 id = 1;</code>
+       * @return Whether the id field is set.
        */
       public boolean hasId() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required uint64 id = 1;</code>
+       * @return The id.
        */
       public long getId() {
         return id_;
       }
       /**
        * <code>required uint64 id = 1;</code>
+       * @param value The id to set.
+       * @return This builder for chaining.
        */
       public Builder setId(long value) {
         bitField0_ |= 0x00000001;
@@ -916,6 +944,7 @@ public final class TestMessages {
       }
       /**
        * <code>required uint64 id = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearId() {
         bitField0_ = (bitField0_ & ~0x00000001);
@@ -927,12 +956,14 @@ public final class TestMessages {
       private java.lang.Object name_ = "";
       /**
        * <code>required string name = 2;</code>
+       * @return Whether the name field is set.
        */
       public boolean hasName() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>required string name = 2;</code>
+       * @return The name.
        */
       public java.lang.String getName() {
         java.lang.Object ref = name_;
@@ -950,6 +981,7 @@ public final class TestMessages {
       }
       /**
        * <code>required string name = 2;</code>
+       * @return The bytes for name.
        */
       public akka.protobufv3.internal.ByteString
           getNameBytes() {
@@ -966,6 +998,8 @@ public final class TestMessages {
       }
       /**
        * <code>required string name = 2;</code>
+       * @param value The name to set.
+       * @return This builder for chaining.
        */
       public Builder setName(
           java.lang.String value) {
@@ -979,6 +1013,7 @@ public final class TestMessages {
       }
       /**
        * <code>required string name = 2;</code>
+       * @return This builder for chaining.
        */
       public Builder clearName() {
         bitField0_ = (bitField0_ & ~0x00000002);
@@ -988,6 +1023,8 @@ public final class TestMessages {
       }
       /**
        * <code>required string name = 2;</code>
+       * @param value The bytes for name to set.
+       * @return This builder for chaining.
        */
       public Builder setNameBytes(
           akka.protobufv3.internal.ByteString value) {
@@ -1003,18 +1040,22 @@ public final class TestMessages {
       private boolean status_ ;
       /**
        * <code>required bool status = 3;</code>
+       * @return Whether the status field is set.
        */
       public boolean hasStatus() {
         return ((bitField0_ & 0x00000004) != 0);
       }
       /**
        * <code>required bool status = 3;</code>
+       * @return The status.
        */
       public boolean getStatus() {
         return status_;
       }
       /**
        * <code>required bool status = 3;</code>
+       * @param value The status to set.
+       * @return This builder for chaining.
        */
       public Builder setStatus(boolean value) {
         bitField0_ |= 0x00000004;
@@ -1024,6 +1065,7 @@ public final class TestMessages {
       }
       /**
        * <code>required bool status = 3;</code>
+       * @return This builder for chaining.
        */
       public Builder clearStatus() {
         bitField0_ = (bitField0_ & ~0x00000004);
@@ -1035,12 +1077,14 @@ public final class TestMessages {
       private java.lang.Object description_ = "";
       /**
        * <code>optional string description = 4;</code>
+       * @return Whether the description field is set.
        */
       public boolean hasDescription() {
         return ((bitField0_ & 0x00000008) != 0);
       }
       /**
        * <code>optional string description = 4;</code>
+       * @return The description.
        */
       public java.lang.String getDescription() {
         java.lang.Object ref = description_;
@@ -1058,6 +1102,7 @@ public final class TestMessages {
       }
       /**
        * <code>optional string description = 4;</code>
+       * @return The bytes for description.
        */
       public akka.protobufv3.internal.ByteString
           getDescriptionBytes() {
@@ -1074,6 +1119,8 @@ public final class TestMessages {
       }
       /**
        * <code>optional string description = 4;</code>
+       * @param value The description to set.
+       * @return This builder for chaining.
        */
       public Builder setDescription(
           java.lang.String value) {
@@ -1087,6 +1134,7 @@ public final class TestMessages {
       }
       /**
        * <code>optional string description = 4;</code>
+       * @return This builder for chaining.
        */
       public Builder clearDescription() {
         bitField0_ = (bitField0_ & ~0x00000008);
@@ -1096,6 +1144,8 @@ public final class TestMessages {
       }
       /**
        * <code>optional string description = 4;</code>
+       * @param value The bytes for description to set.
+       * @return This builder for chaining.
        */
       public Builder setDescriptionBytes(
           akka.protobufv3.internal.ByteString value) {
@@ -1111,18 +1161,22 @@ public final class TestMessages {
       private akka.protobufv3.internal.ByteString payload_ = akka.protobufv3.internal.ByteString.EMPTY;
       /**
        * <code>optional bytes payload = 5;</code>
+       * @return Whether the payload field is set.
        */
       public boolean hasPayload() {
         return ((bitField0_ & 0x00000010) != 0);
       }
       /**
        * <code>optional bytes payload = 5;</code>
+       * @return The payload.
        */
       public akka.protobufv3.internal.ByteString getPayload() {
         return payload_;
       }
       /**
        * <code>optional bytes payload = 5;</code>
+       * @param value The payload to set.
+       * @return This builder for chaining.
        */
       public Builder setPayload(akka.protobufv3.internal.ByteString value) {
         if (value == null) {
@@ -1135,6 +1189,7 @@ public final class TestMessages {
       }
       /**
        * <code>optional bytes payload = 5;</code>
+       * @return This builder for chaining.
        */
       public Builder clearPayload() {
         bitField0_ = (bitField0_ & ~0x00000010);
@@ -1441,23 +1496,28 @@ public final class TestMessages {
 
     /**
      * <code>required uint64 id = 1;</code>
+     * @return Whether the id field is set.
      */
     boolean hasId();
     /**
      * <code>required uint64 id = 1;</code>
+     * @return The id.
      */
     long getId();
 
     /**
      * <code>required string name = 2;</code>
+     * @return Whether the name field is set.
      */
     boolean hasName();
     /**
      * <code>required string name = 2;</code>
+     * @return The name.
      */
     java.lang.String getName();
     /**
      * <code>required string name = 2;</code>
+     * @return The bytes for name.
      */
     akka.protobufv3.internal.ByteString
         getNameBytes();
@@ -1557,12 +1617,14 @@ public final class TestMessages {
     private long id_;
     /**
      * <code>required uint64 id = 1;</code>
+     * @return Whether the id field is set.
      */
     public boolean hasId() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required uint64 id = 1;</code>
+     * @return The id.
      */
     public long getId() {
       return id_;
@@ -1572,12 +1634,14 @@ public final class TestMessages {
     private volatile java.lang.Object name_;
     /**
      * <code>required string name = 2;</code>
+     * @return Whether the name field is set.
      */
     public boolean hasName() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>required string name = 2;</code>
+     * @return The name.
      */
     public java.lang.String getName() {
       java.lang.Object ref = name_;
@@ -1595,6 +1659,7 @@ public final class TestMessages {
     }
     /**
      * <code>required string name = 2;</code>
+     * @return The bytes for name.
      */
     public akka.protobufv3.internal.ByteString
         getNameBytes() {
@@ -1968,18 +2033,22 @@ public final class TestMessages {
       private long id_ ;
       /**
        * <code>required uint64 id = 1;</code>
+       * @return Whether the id field is set.
        */
       public boolean hasId() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required uint64 id = 1;</code>
+       * @return The id.
        */
       public long getId() {
         return id_;
       }
       /**
        * <code>required uint64 id = 1;</code>
+       * @param value The id to set.
+       * @return This builder for chaining.
        */
       public Builder setId(long value) {
         bitField0_ |= 0x00000001;
@@ -1989,6 +2058,7 @@ public final class TestMessages {
       }
       /**
        * <code>required uint64 id = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearId() {
         bitField0_ = (bitField0_ & ~0x00000001);
@@ -2000,12 +2070,14 @@ public final class TestMessages {
       private java.lang.Object name_ = "";
       /**
        * <code>required string name = 2;</code>
+       * @return Whether the name field is set.
        */
       public boolean hasName() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>required string name = 2;</code>
+       * @return The name.
        */
       public java.lang.String getName() {
         java.lang.Object ref = name_;
@@ -2023,6 +2095,7 @@ public final class TestMessages {
       }
       /**
        * <code>required string name = 2;</code>
+       * @return The bytes for name.
        */
       public akka.protobufv3.internal.ByteString
           getNameBytes() {
@@ -2039,6 +2112,8 @@ public final class TestMessages {
       }
       /**
        * <code>required string name = 2;</code>
+       * @param value The name to set.
+       * @return This builder for chaining.
        */
       public Builder setName(
           java.lang.String value) {
@@ -2052,6 +2127,7 @@ public final class TestMessages {
       }
       /**
        * <code>required string name = 2;</code>
+       * @return This builder for chaining.
        */
       public Builder clearName() {
         bitField0_ = (bitField0_ & ~0x00000002);
@@ -2061,6 +2137,8 @@ public final class TestMessages {
       }
       /**
        * <code>required string name = 2;</code>
+       * @param value The bytes for name to set.
+       * @return This builder for chaining.
        */
       public Builder setNameBytes(
           akka.protobufv3.internal.ByteString value) {

akka-remote/src/main/java/akka/remote/SystemMessageFormats.java

@@ -24,19 +24,23 @@ public final class SystemMessageFormats {
 
     /**
      * <code>required .SystemMessage.Type type = 1;</code>
+     * @return Whether the type field is set.
      */
     boolean hasType();
     /**
      * <code>required .SystemMessage.Type type = 1;</code>
+     * @return The type.
      */
     akka.remote.SystemMessageFormats.SystemMessage.Type getType();
 
     /**
      * <code>optional .WatchData watchData = 2;</code>
+     * @return Whether the watchData field is set.
      */
     boolean hasWatchData();
     /**
      * <code>optional .WatchData watchData = 2;</code>
+     * @return The watchData.
      */
     akka.remote.SystemMessageFormats.WatchData getWatchData();
     /**
@@ -46,10 +50,12 @@ public final class SystemMessageFormats {
 
     /**
      * <code>optional .Payload causeData = 3;</code>
+     * @return Whether the causeData field is set.
      */
     boolean hasCauseData();
     /**
      * <code>optional .Payload causeData = 3;</code>
+     * @return The causeData.
      */
     akka.remote.ContainerFormats.Payload getCauseData();
     /**
@@ -59,10 +65,12 @@ public final class SystemMessageFormats {
 
     /**
      * <code>optional .SuperviseData superviseData = 5;</code>
+     * @return Whether the superviseData field is set.
      */
     boolean hasSuperviseData();
     /**
      * <code>optional .SuperviseData superviseData = 5;</code>
+     * @return The superviseData.
      */
     akka.remote.SystemMessageFormats.SuperviseData getSuperviseData();
     /**
@@ -72,10 +80,12 @@ public final class SystemMessageFormats {
 
     /**
      * <code>optional .FailedData failedData = 6;</code>
+     * @return Whether the failedData field is set.
      */
     boolean hasFailedData();
     /**
      * <code>optional .FailedData failedData = 6;</code>
+     * @return The failedData.
      */
     akka.remote.SystemMessageFormats.FailedData getFailedData();
     /**
@@ -85,10 +95,12 @@ public final class SystemMessageFormats {
 
     /**
      * <code>optional .DeathWatchNotificationData dwNotificationData = 7;</code>
+     * @return Whether the dwNotificationData field is set.
      */
     boolean hasDwNotificationData();
     /**
      * <code>optional .DeathWatchNotificationData dwNotificationData = 7;</code>
+     * @return The dwNotificationData.
      */
     akka.remote.SystemMessageFormats.DeathWatchNotificationData getDwNotificationData();
     /**
@@ -346,6 +358,8 @@ public final class SystemMessageFormats {
       }
 
       /**
+       * @param value The numeric wire value of the corresponding enum entry.
+       * @return The enum associated with the given numeric wire value.
        * @deprecated Use {@link #forNumber(int)} instead.
        */
       @java.lang.Deprecated
@@ -353,6 +367,10 @@ public final class SystemMessageFormats {
         return forNumber(value);
       }
 
+      /**
+       * @param value The numeric wire value of the corresponding enum entry.
+       * @return The enum associated with the given numeric wire value.
+       */
       public static Type forNumber(int value) {
         switch (value) {
           case 0: return CREATE;
@@ -419,12 +437,14 @@ public final class SystemMessageFormats {
     private int type_;
     /**
      * <code>required .SystemMessage.Type type = 1;</code>
+     * @return Whether the type field is set.
      */
     public boolean hasType() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required .SystemMessage.Type type = 1;</code>
+     * @return The type.
      */
     public akka.remote.SystemMessageFormats.SystemMessage.Type getType() {
       @SuppressWarnings("deprecation")
@@ -436,12 +456,14 @@ public final class SystemMessageFormats {
     private akka.remote.SystemMessageFormats.WatchData watchData_;
     /**
      * <code>optional .WatchData watchData = 2;</code>
+     * @return Whether the watchData field is set.
      */
     public boolean hasWatchData() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>optional .WatchData watchData = 2;</code>
+     * @return The watchData.
      */
     public akka.remote.SystemMessageFormats.WatchData getWatchData() {
       return watchData_ == null ? akka.remote.SystemMessageFormats.WatchData.getDefaultInstance() : watchData_;
@@ -457,12 +479,14 @@ public final class SystemMessageFormats {
     private akka.remote.ContainerFormats.Payload causeData_;
     /**
      * <code>optional .Payload causeData = 3;</code>
+     * @return Whether the causeData field is set.
      */
     public boolean hasCauseData() {
       return ((bitField0_ & 0x00000004) != 0);
     }
     /**
      * <code>optional .Payload causeData = 3;</code>
+     * @return The causeData.
      */
     public akka.remote.ContainerFormats.Payload getCauseData() {
       return causeData_ == null ? akka.remote.ContainerFormats.Payload.getDefaultInstance() : causeData_;
@@ -478,12 +502,14 @@ public final class SystemMessageFormats {
     private akka.remote.SystemMessageFormats.SuperviseData superviseData_;
     /**
      * <code>optional .SuperviseData superviseData = 5;</code>
+     * @return Whether the superviseData field is set.
      */
     public boolean hasSuperviseData() {
       return ((bitField0_ & 0x00000008) != 0);
     }
     /**
      * <code>optional .SuperviseData superviseData = 5;</code>
+     * @return The superviseData.
      */
     public akka.remote.SystemMessageFormats.SuperviseData getSuperviseData() {
       return superviseData_ == null ? akka.remote.SystemMessageFormats.SuperviseData.getDefaultInstance() : superviseData_;
@@ -499,12 +525,14 @@ public final class SystemMessageFormats {
     private akka.remote.SystemMessageFormats.FailedData failedData_;
     /**
      * <code>optional .FailedData failedData = 6;</code>
+     * @return Whether the failedData field is set.
      */
     public boolean hasFailedData() {
       return ((bitField0_ & 0x00000010) != 0);
     }
     /**
      * <code>optional .FailedData failedData = 6;</code>
+     * @return The failedData.
      */
     public akka.remote.SystemMessageFormats.FailedData getFailedData() {
       return failedData_ == null ? akka.remote.SystemMessageFormats.FailedData.getDefaultInstance() : failedData_;
@@ -520,12 +548,14 @@ public final class SystemMessageFormats {
     private akka.remote.SystemMessageFormats.DeathWatchNotificationData dwNotificationData_;
     /**
      * <code>optional .DeathWatchNotificationData dwNotificationData = 7;</code>
+     * @return Whether the dwNotificationData field is set.
      */
     public boolean hasDwNotificationData() {
       return ((bitField0_ & 0x00000020) != 0);
     }
     /**
      * <code>optional .DeathWatchNotificationData dwNotificationData = 7;</code>
+     * @return The dwNotificationData.
      */
     public akka.remote.SystemMessageFormats.DeathWatchNotificationData getDwNotificationData() {
       return dwNotificationData_ == null ? akka.remote.SystemMessageFormats.DeathWatchNotificationData.getDefaultInstance() : dwNotificationData_;
@@ -1085,12 +1115,14 @@ public final class SystemMessageFormats {
       private int type_ = 0;
       /**
        * <code>required .SystemMessage.Type type = 1;</code>
+       * @return Whether the type field is set.
        */
       public boolean hasType() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required .SystemMessage.Type type = 1;</code>
+       * @return The type.
        */
       public akka.remote.SystemMessageFormats.SystemMessage.Type getType() {
         @SuppressWarnings("deprecation")
@@ -1099,6 +1131,8 @@ public final class SystemMessageFormats {
       }
       /**
        * <code>required .SystemMessage.Type type = 1;</code>
+       * @param value The type to set.
+       * @return This builder for chaining.
        */
       public Builder setType(akka.remote.SystemMessageFormats.SystemMessage.Type value) {
         if (value == null) {
@@ -1111,6 +1145,7 @@ public final class SystemMessageFormats {
       }
       /**
        * <code>required .SystemMessage.Type type = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearType() {
         bitField0_ = (bitField0_ & ~0x00000001);
@@ -1124,12 +1159,14 @@ public final class SystemMessageFormats {
           akka.remote.SystemMessageFormats.WatchData, akka.remote.SystemMessageFormats.WatchData.Builder, akka.remote.SystemMessageFormats.WatchDataOrBuilder> watchDataBuilder_;
       /**
        * <code>optional .WatchData watchData = 2;</code>
+       * @return Whether the watchData field is set.
        */
       public boolean hasWatchData() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>optional .WatchData watchData = 2;</code>
+       * @return The watchData.
        */
       public akka.remote.SystemMessageFormats.WatchData getWatchData() {
         if (watchDataBuilder_ == null) {
@@ -1242,12 +1279,14 @@ public final class SystemMessageFormats {
           akka.remote.ContainerFormats.Payload, akka.remote.ContainerFormats.Payload.Builder, akka.remote.ContainerFormats.PayloadOrBuilder> causeDataBuilder_;
       /**
        * <code>optional .Payload causeData = 3;</code>
+       * @return Whether the causeData field is set.
        */
       public boolean hasCauseData() {
         return ((bitField0_ & 0x00000004) != 0);
       }
       /**
        * <code>optional .Payload causeData = 3;</code>
+       * @return The causeData.
        */
       public akka.remote.ContainerFormats.Payload getCauseData() {
         if (causeDataBuilder_ == null) {
@@ -1360,12 +1399,14 @@ public final class SystemMessageFormats {
           akka.remote.SystemMessageFormats.SuperviseData, akka.remote.SystemMessageFormats.SuperviseData.Builder, akka.remote.SystemMessageFormats.SuperviseDataOrBuilder> superviseDataBuilder_;
       /**
        * <code>optional .SuperviseData superviseData = 5;</code>
+       * @return Whether the superviseData field is set.
        */
       public boolean hasSuperviseData() {
         return ((bitField0_ & 0x00000008) != 0);
       }
       /**
        * <code>optional .SuperviseData superviseData = 5;</code>
+       * @return The superviseData.
        */
       public akka.remote.SystemMessageFormats.SuperviseData getSuperviseData() {
         if (superviseDataBuilder_ == null) {
@@ -1478,12 +1519,14 @@ public final class SystemMessageFormats {
           akka.remote.SystemMessageFormats.FailedData, akka.remote.SystemMessageFormats.FailedData.Builder, akka.remote.SystemMessageFormats.FailedDataOrBuilder> failedDataBuilder_;
       /**
        * <code>optional .FailedData failedData = 6;</code>
+       * @return Whether the failedData field is set.
        */
       public boolean hasFailedData() {
         return ((bitField0_ & 0x00000010) != 0);
       }
       /**
        * <code>optional .FailedData failedData = 6;</code>
+       * @return The failedData.
        */
       public akka.remote.SystemMessageFormats.FailedData getFailedData() {
         if (failedDataBuilder_ == null) {
@@ -1596,12 +1639,14 @@ public final class SystemMessageFormats {
           akka.remote.SystemMessageFormats.DeathWatchNotificationData, akka.remote.SystemMessageFormats.DeathWatchNotificationData.Builder, akka.remote.SystemMessageFormats.DeathWatchNotificationDataOrBuilder> dwNotificationDataBuilder_;
       /**
        * <code>optional .DeathWatchNotificationData dwNotificationData = 7;</code>
+       * @return Whether the dwNotificationData field is set.
        */
       public boolean hasDwNotificationData() {
         return ((bitField0_ & 0x00000020) != 0);
       }
       /**
        * <code>optional .DeathWatchNotificationData dwNotificationData = 7;</code>
+       * @return The dwNotificationData.
        */
       public akka.remote.SystemMessageFormats.DeathWatchNotificationData getDwNotificationData() {
         if (dwNotificationDataBuilder_ == null) {
@@ -1767,10 +1812,12 @@ public final class SystemMessageFormats {
 
     /**
      * <code>required .ActorRef watchee = 1;</code>
+     * @return Whether the watchee field is set.
      */
     boolean hasWatchee();
     /**
      * <code>required .ActorRef watchee = 1;</code>
+     * @return The watchee.
      */
     akka.remote.ContainerFormats.ActorRef getWatchee();
     /**
@@ -1780,10 +1827,12 @@ public final class SystemMessageFormats {
 
     /**
      * <code>required .ActorRef watcher = 2;</code>
+     * @return Whether the watcher field is set.
      */
     boolean hasWatcher();
     /**
      * <code>required .ActorRef watcher = 2;</code>
+     * @return The watcher.
      */
     akka.remote.ContainerFormats.ActorRef getWatcher();
     /**
@@ -1900,12 +1949,14 @@ public final class SystemMessageFormats {
     private akka.remote.ContainerFormats.ActorRef watchee_;
     /**
      * <code>required .ActorRef watchee = 1;</code>
+     * @return Whether the watchee field is set.
      */
     public boolean hasWatchee() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required .ActorRef watchee = 1;</code>
+     * @return The watchee.
      */
     public akka.remote.ContainerFormats.ActorRef getWatchee() {
       return watchee_ == null ? akka.remote.ContainerFormats.ActorRef.getDefaultInstance() : watchee_;
@@ -1921,12 +1972,14 @@ public final class SystemMessageFormats {
     private akka.remote.ContainerFormats.ActorRef watcher_;
     /**
      * <code>required .ActorRef watcher = 2;</code>
+     * @return Whether the watcher field is set.
      */
     public boolean hasWatcher() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>required .ActorRef watcher = 2;</code>
+     * @return The watcher.
      */
     public akka.remote.ContainerFormats.ActorRef getWatcher() {
       return watcher_ == null ? akka.remote.ContainerFormats.ActorRef.getDefaultInstance() : watcher_;
@@ -2328,12 +2381,14 @@ public final class SystemMessageFormats {
           akka.remote.ContainerFormats.ActorRef, akka.remote.ContainerFormats.ActorRef.Builder, akka.remote.ContainerFormats.ActorRefOrBuilder> watcheeBuilder_;
       /**
        * <code>required .ActorRef watchee = 1;</code>
+       * @return Whether the watchee field is set.
        */
       public boolean hasWatchee() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required .ActorRef watchee = 1;</code>
+       * @return The watchee.
        */
       public akka.remote.ContainerFormats.ActorRef getWatchee() {
         if (watcheeBuilder_ == null) {
@@ -2446,12 +2501,14 @@ public final class SystemMessageFormats {
           akka.remote.ContainerFormats.ActorRef, akka.remote.ContainerFormats.ActorRef.Builder, akka.remote.ContainerFormats.ActorRefOrBuilder> watcherBuilder_;
       /**
        * <code>required .ActorRef watcher = 2;</code>
+       * @return Whether the watcher field is set.
        */
       public boolean hasWatcher() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>required .ActorRef watcher = 2;</code>
+       * @return The watcher.
        */
       public akka.remote.ContainerFormats.ActorRef getWatcher() {
         if (watcherBuilder_ == null) {
@@ -2617,10 +2674,12 @@ public final class SystemMessageFormats {
 
     /**
      * <code>required .ActorRef child = 1;</code>
+     * @return Whether the child field is set.
      */
     boolean hasChild();
     /**
      * <code>required .ActorRef child = 1;</code>
+     * @return The child.
      */
     akka.remote.ContainerFormats.ActorRef getChild();
     /**
@@ -2630,10 +2689,12 @@ public final class SystemMessageFormats {
 
     /**
      * <code>required bool async = 2;</code>
+     * @return Whether the async field is set.
      */
     boolean hasAsync();
     /**
      * <code>required bool async = 2;</code>
+     * @return The async.
      */
     boolean getAsync();
   }
@@ -2738,12 +2799,14 @@ public final class SystemMessageFormats {
     private akka.remote.ContainerFormats.ActorRef child_;
     /**
      * <code>required .ActorRef child = 1;</code>
+     * @return Whether the child field is set.
      */
     public boolean hasChild() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required .ActorRef child = 1;</code>
+     * @return The child.
      */
     public akka.remote.ContainerFormats.ActorRef getChild() {
       return child_ == null ? akka.remote.ContainerFormats.ActorRef.getDefaultInstance() : child_;
@@ -2759,12 +2822,14 @@ public final class SystemMessageFormats {
     private boolean async_;
     /**
      * <code>required bool async = 2;</code>
+     * @return Whether the async field is set.
      */
     public boolean hasAsync() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>required bool async = 2;</code>
+     * @return The async.
      */
     public boolean getAsync() {
       return async_;
@@ -3145,12 +3210,14 @@ public final class SystemMessageFormats {
           akka.remote.ContainerFormats.ActorRef, akka.remote.ContainerFormats.ActorRef.Builder, akka.remote.ContainerFormats.ActorRefOrBuilder> childBuilder_;
       /**
        * <code>required .ActorRef child = 1;</code>
+       * @return Whether the child field is set.
        */
       public boolean hasChild() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required .ActorRef child = 1;</code>
+       * @return The child.
        */
       public akka.remote.ContainerFormats.ActorRef getChild() {
         if (childBuilder_ == null) {
@@ -3261,18 +3328,22 @@ public final class SystemMessageFormats {
       private boolean async_ ;
       /**
        * <code>required bool async = 2;</code>
+       * @return Whether the async field is set.
        */
       public boolean hasAsync() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>required bool async = 2;</code>
+       * @return The async.
        */
       public boolean getAsync() {
         return async_;
       }
       /**
        * <code>required bool async = 2;</code>
+       * @param value The async to set.
+       * @return This builder for chaining.
        */
       public Builder setAsync(boolean value) {
         bitField0_ |= 0x00000002;
@@ -3282,6 +3353,7 @@ public final class SystemMessageFormats {
       }
       /**
        * <code>required bool async = 2;</code>
+       * @return This builder for chaining.
        */
       public Builder clearAsync() {
         bitField0_ = (bitField0_ & ~0x00000002);
@@ -3348,10 +3420,12 @@ public final class SystemMessageFormats {
 
     /**
      * <code>required .ActorRef child = 1;</code>
+     * @return Whether the child field is set.
      */
     boolean hasChild();
     /**
      * <code>required .ActorRef child = 1;</code>
+     * @return The child.
      */
     akka.remote.ContainerFormats.ActorRef getChild();
     /**
@@ -3361,10 +3435,12 @@ public final class SystemMessageFormats {
 
     /**
      * <code>required uint64 uid = 2;</code>
+     * @return Whether the uid field is set.
      */
     boolean hasUid();
     /**
      * <code>required uint64 uid = 2;</code>
+     * @return The uid.
      */
     long getUid();
   }
@@ -3469,12 +3545,14 @@ public final class SystemMessageFormats {
     private akka.remote.ContainerFormats.ActorRef child_;
     /**
      * <code>required .ActorRef child = 1;</code>
+     * @return Whether the child field is set.
      */
     public boolean hasChild() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required .ActorRef child = 1;</code>
+     * @return The child.
      */
     public akka.remote.ContainerFormats.ActorRef getChild() {
       return child_ == null ? akka.remote.ContainerFormats.ActorRef.getDefaultInstance() : child_;
@@ -3490,12 +3568,14 @@ public final class SystemMessageFormats {
     private long uid_;
     /**
      * <code>required uint64 uid = 2;</code>
+     * @return Whether the uid field is set.
      */
     public boolean hasUid() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>required uint64 uid = 2;</code>
+     * @return The uid.
      */
     public long getUid() {
       return uid_;
@@ -3876,12 +3956,14 @@ public final class SystemMessageFormats {
           akka.remote.ContainerFormats.ActorRef, akka.remote.ContainerFormats.ActorRef.Builder, akka.remote.ContainerFormats.ActorRefOrBuilder> childBuilder_;
       /**
        * <code>required .ActorRef child = 1;</code>
+       * @return Whether the child field is set.
        */
       public boolean hasChild() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required .ActorRef child = 1;</code>
+       * @return The child.
        */
       public akka.remote.ContainerFormats.ActorRef getChild() {
         if (childBuilder_ == null) {
@@ -3992,18 +4074,22 @@ public final class SystemMessageFormats {
       private long uid_ ;
       /**
        * <code>required uint64 uid = 2;</code>
+       * @return Whether the uid field is set.
        */
       public boolean hasUid() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>required uint64 uid = 2;</code>
+       * @return The uid.
        */
       public long getUid() {
         return uid_;
       }
       /**
        * <code>required uint64 uid = 2;</code>
+       * @param value The uid to set.
+       * @return This builder for chaining.
        */
       public Builder setUid(long value) {
         bitField0_ |= 0x00000002;
@@ -4013,6 +4099,7 @@ public final class SystemMessageFormats {
       }
       /**
        * <code>required uint64 uid = 2;</code>
+       * @return This builder for chaining.
        */
       public Builder clearUid() {
         bitField0_ = (bitField0_ & ~0x00000002);
@@ -4079,10 +4166,12 @@ public final class SystemMessageFormats {
 
     /**
      * <code>required .ActorRef actor = 1;</code>
+     * @return Whether the actor field is set.
      */
     boolean hasActor();
     /**
      * <code>required .ActorRef actor = 1;</code>
+     * @return The actor.
      */
     akka.remote.ContainerFormats.ActorRef getActor();
     /**
@@ -4092,19 +4181,23 @@ public final class SystemMessageFormats {
 
     /**
      * <code>required bool existenceConfirmed = 2;</code>
+     * @return Whether the existenceConfirmed field is set.
      */
     boolean hasExistenceConfirmed();
     /**
      * <code>required bool existenceConfirmed = 2;</code>
+     * @return The existenceConfirmed.
      */
     boolean getExistenceConfirmed();
 
     /**
      * <code>required bool addressTerminated = 3;</code>
+     * @return Whether the addressTerminated field is set.
      */
     boolean hasAddressTerminated();
     /**
      * <code>required bool addressTerminated = 3;</code>
+     * @return The addressTerminated.
      */
     boolean getAddressTerminated();
   }
@@ -4214,12 +4307,14 @@ public final class SystemMessageFormats {
     private akka.remote.ContainerFormats.ActorRef actor_;
     /**
      * <code>required .ActorRef actor = 1;</code>
+     * @return Whether the actor field is set.
      */
     public boolean hasActor() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required .ActorRef actor = 1;</code>
+     * @return The actor.
      */
     public akka.remote.ContainerFormats.ActorRef getActor() {
       return actor_ == null ? akka.remote.ContainerFormats.ActorRef.getDefaultInstance() : actor_;
@@ -4235,12 +4330,14 @@ public final class SystemMessageFormats {
     private boolean existenceConfirmed_;
     /**
      * <code>required bool existenceConfirmed = 2;</code>
+     * @return Whether the existenceConfirmed field is set.
      */
     public boolean hasExistenceConfirmed() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>required bool existenceConfirmed = 2;</code>
+     * @return The existenceConfirmed.
      */
     public boolean getExistenceConfirmed() {
       return existenceConfirmed_;
@@ -4250,12 +4347,14 @@ public final class SystemMessageFormats {
     private boolean addressTerminated_;
     /**
      * <code>required bool addressTerminated = 3;</code>
+     * @return Whether the addressTerminated field is set.
      */
     public boolean hasAddressTerminated() {
       return ((bitField0_ & 0x00000004) != 0);
     }
     /**
      * <code>required bool addressTerminated = 3;</code>
+     * @return The addressTerminated.
      */
     public boolean getAddressTerminated() {
       return addressTerminated_;
@@ -4669,12 +4768,14 @@ public final class SystemMessageFormats {
           akka.remote.ContainerFormats.ActorRef, akka.remote.ContainerFormats.ActorRef.Builder, akka.remote.ContainerFormats.ActorRefOrBuilder> actorBuilder_;
       /**
        * <code>required .ActorRef actor = 1;</code>
+       * @return Whether the actor field is set.
        */
       public boolean hasActor() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required .ActorRef actor = 1;</code>
+       * @return The actor.
        */
       public akka.remote.ContainerFormats.ActorRef getActor() {
         if (actorBuilder_ == null) {
@@ -4785,18 +4886,22 @@ public final class SystemMessageFormats {
       private boolean existenceConfirmed_ ;
       /**
        * <code>required bool existenceConfirmed = 2;</code>
+       * @return Whether the existenceConfirmed field is set.
        */
       public boolean hasExistenceConfirmed() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>required bool existenceConfirmed = 2;</code>
+       * @return The existenceConfirmed.
        */
       public boolean getExistenceConfirmed() {
         return existenceConfirmed_;
       }
       /**
        * <code>required bool existenceConfirmed = 2;</code>
+       * @param value The existenceConfirmed to set.
+       * @return This builder for chaining.
        */
       public Builder setExistenceConfirmed(boolean value) {
         bitField0_ |= 0x00000002;
@@ -4806,6 +4911,7 @@ public final class SystemMessageFormats {
       }
       /**
        * <code>required bool existenceConfirmed = 2;</code>
+       * @return This builder for chaining.
        */
       public Builder clearExistenceConfirmed() {
         bitField0_ = (bitField0_ & ~0x00000002);
@@ -4817,18 +4923,22 @@ public final class SystemMessageFormats {
       private boolean addressTerminated_ ;
       /**
        * <code>required bool addressTerminated = 3;</code>
+       * @return Whether the addressTerminated field is set.
        */
       public boolean hasAddressTerminated() {
         return ((bitField0_ & 0x00000004) != 0);
       }
       /**
        * <code>required bool addressTerminated = 3;</code>
+       * @return The addressTerminated.
        */
       public boolean getAddressTerminated() {
         return addressTerminated_;
       }
       /**
        * <code>required bool addressTerminated = 3;</code>
+       * @param value The addressTerminated to set.
+       * @return This builder for chaining.
        */
       public Builder setAddressTerminated(boolean value) {
         bitField0_ |= 0x00000004;
@@ -4838,6 +4948,7 @@ public final class SystemMessageFormats {
       }
       /**
        * <code>required bool addressTerminated = 3;</code>
+       * @return This builder for chaining.
        */
       public Builder clearAddressTerminated() {
         bitField0_ = (bitField0_ & ~0x00000004);

akka-remote/src/test/java/akka/remote/ProtobufProtocol.java

@@ -24,33 +24,40 @@ public final class ProtobufProtocol {
 
     /**
      * <code>required uint64 id = 1;</code>
+     * @return Whether the id field is set.
      */
     boolean hasId();
     /**
      * <code>required uint64 id = 1;</code>
+     * @return The id.
      */
     long getId();
 
     /**
      * <code>required string name = 2;</code>
+     * @return Whether the name field is set.
      */
     boolean hasName();
     /**
      * <code>required string name = 2;</code>
+     * @return The name.
      */
     java.lang.String getName();
     /**
      * <code>required string name = 2;</code>
+     * @return The bytes for name.
      */
     akka.protobufv3.internal.ByteString
         getNameBytes();
 
     /**
      * <code>required bool status = 3;</code>
+     * @return Whether the status field is set.
      */
     boolean hasStatus();
     /**
      * <code>required bool status = 3;</code>
+     * @return The status.
      */
     boolean getStatus();
   }
@@ -154,12 +161,14 @@ public final class ProtobufProtocol {
     private long id_;
     /**
      * <code>required uint64 id = 1;</code>
+     * @return Whether the id field is set.
      */
     public boolean hasId() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required uint64 id = 1;</code>
+     * @return The id.
      */
     public long getId() {
       return id_;
@@ -169,12 +178,14 @@ public final class ProtobufProtocol {
     private volatile java.lang.Object name_;
     /**
      * <code>required string name = 2;</code>
+     * @return Whether the name field is set.
      */
     public boolean hasName() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>required string name = 2;</code>
+     * @return The name.
      */
     public java.lang.String getName() {
       java.lang.Object ref = name_;
@@ -192,6 +203,7 @@ public final class ProtobufProtocol {
     }
     /**
      * <code>required string name = 2;</code>
+     * @return The bytes for name.
      */
     public akka.protobufv3.internal.ByteString
         getNameBytes() {
@@ -211,12 +223,14 @@ public final class ProtobufProtocol {
     private boolean status_;
     /**
      * <code>required bool status = 3;</code>
+     * @return Whether the status field is set.
      */
     public boolean hasStatus() {
       return ((bitField0_ & 0x00000004) != 0);
     }
     /**
      * <code>required bool status = 3;</code>
+     * @return The status.
      */
     public boolean getStatus() {
       return status_;
@@ -613,18 +627,22 @@ public final class ProtobufProtocol {
       private long id_ ;
       /**
        * <code>required uint64 id = 1;</code>
+       * @return Whether the id field is set.
        */
       public boolean hasId() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required uint64 id = 1;</code>
+       * @return The id.
        */
       public long getId() {
         return id_;
       }
       /**
        * <code>required uint64 id = 1;</code>
+       * @param value The id to set.
+       * @return This builder for chaining.
        */
       public Builder setId(long value) {
         bitField0_ |= 0x00000001;
@@ -634,6 +652,7 @@ public final class ProtobufProtocol {
       }
       /**
        * <code>required uint64 id = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearId() {
         bitField0_ = (bitField0_ & ~0x00000001);
@@ -645,12 +664,14 @@ public final class ProtobufProtocol {
       private java.lang.Object name_ = "";
       /**
        * <code>required string name = 2;</code>
+       * @return Whether the name field is set.
        */
       public boolean hasName() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>required string name = 2;</code>
+       * @return The name.
        */
       public java.lang.String getName() {
         java.lang.Object ref = name_;
@@ -668,6 +689,7 @@ public final class ProtobufProtocol {
       }
       /**
        * <code>required string name = 2;</code>
+       * @return The bytes for name.
        */
       public akka.protobufv3.internal.ByteString
           getNameBytes() {
@@ -684,6 +706,8 @@ public final class ProtobufProtocol {
       }
       /**
        * <code>required string name = 2;</code>
+       * @param value The name to set.
+       * @return This builder for chaining.
        */
       public Builder setName(
           java.lang.String value) {
@@ -697,6 +721,7 @@ public final class ProtobufProtocol {
       }
       /**
        * <code>required string name = 2;</code>
+       * @return This builder for chaining.
        */
       public Builder clearName() {
         bitField0_ = (bitField0_ & ~0x00000002);
@@ -706,6 +731,8 @@ public final class ProtobufProtocol {
       }
       /**
        * <code>required string name = 2;</code>
+       * @param value The bytes for name to set.
+       * @return This builder for chaining.
        */
       public Builder setNameBytes(
           akka.protobufv3.internal.ByteString value) {
@@ -721,18 +748,22 @@ public final class ProtobufProtocol {
       private boolean status_ ;
       /**
        * <code>required bool status = 3;</code>
+       * @return Whether the status field is set.
        */
       public boolean hasStatus() {
         return ((bitField0_ & 0x00000004) != 0);
       }
       /**
        * <code>required bool status = 3;</code>
+       * @return The status.
        */
       public boolean getStatus() {
         return status_;
       }
       /**
        * <code>required bool status = 3;</code>
+       * @param value The status to set.
+       * @return This builder for chaining.
        */
       public Builder setStatus(boolean value) {
         bitField0_ |= 0x00000004;
@@ -742,6 +773,7 @@ public final class ProtobufProtocol {
       }
       /**
        * <code>required bool status = 3;</code>
+       * @return This builder for chaining.
        */
       public Builder clearStatus() {
         bitField0_ = (bitField0_ & ~0x00000004);

akka-remote/src/test/java/akka/remote/protobuf/v3/ProtobufProtocolV3.java

@@ -22,15 +22,31 @@ public final class ProtobufProtocolV3 {
       // @@protoc_insertion_point(interface_extends:MyMessageV3)
       akka.protobufv3.internal.MessageOrBuilder {
 
-    /** <code>string query = 1;</code> */
+    /**
+     * <code>string query = 1;</code>
+     *
+     * @return The query.
+     */
     java.lang.String getQuery();
-    /** <code>string query = 1;</code> */
+    /**
+     * <code>string query = 1;</code>
+     *
+     * @return The bytes for query.
+     */
     akka.protobufv3.internal.ByteString getQueryBytes();
 
-    /** <code>int32 page_number = 2;</code> */
+    /**
+     * <code>int32 page_number = 2;</code>
+     *
+     * @return The pageNumber.
+     */
     int getPageNumber();
 
-    /** <code>int32 result_per_page = 3;</code> */
+    /**
+     * <code>int32 result_per_page = 3;</code>
+     *
+     * @return The resultPerPage.
+     */
     int getResultPerPage();
   }
   /** Protobuf type {@code MyMessageV3} */
@@ -131,7 +147,11 @@ public final class ProtobufProtocolV3 {
 
     public static final int QUERY_FIELD_NUMBER = 1;
     private volatile java.lang.Object query_;
-    /** <code>string query = 1;</code> */
+    /**
+     * <code>string query = 1;</code>
+     *
+     * @return The query.
+     */
     public java.lang.String getQuery() {
       java.lang.Object ref = query_;
       if (ref instanceof java.lang.String) {
@@ -143,7 +163,11 @@ public final class ProtobufProtocolV3 {
         return s;
       }
     }
-    /** <code>string query = 1;</code> */
+    /**
+     * <code>string query = 1;</code>
+     *
+     * @return The bytes for query.
+     */
     public akka.protobufv3.internal.ByteString getQueryBytes() {
       java.lang.Object ref = query_;
       if (ref instanceof java.lang.String) {
@@ -158,14 +182,22 @@ public final class ProtobufProtocolV3 {
 
     public static final int PAGE_NUMBER_FIELD_NUMBER = 2;
     private int pageNumber_;
-    /** <code>int32 page_number = 2;</code> */
+    /**
+     * <code>int32 page_number = 2;</code>
+     *
+     * @return The pageNumber.
+     */
     public int getPageNumber() {
       return pageNumber_;
     }
 
     public static final int RESULT_PER_PAGE_FIELD_NUMBER = 3;
     private int resultPerPage_;
-    /** <code>int32 result_per_page = 3;</code> */
+    /**
+     * <code>int32 result_per_page = 3;</code>
+     *
+     * @return The resultPerPage.
+     */
     public int getResultPerPage() {
       return resultPerPage_;
     }
@@ -516,7 +548,11 @@ public final class ProtobufProtocolV3 {
       }
 
       private java.lang.Object query_ = "";
-      /** <code>string query = 1;</code> */
+      /**
+       * <code>string query = 1;</code>
+       *
+       * @return The query.
+       */
       public java.lang.String getQuery() {
         java.lang.Object ref = query_;
         if (!(ref instanceof java.lang.String)) {
@@ -528,7 +564,11 @@ public final class ProtobufProtocolV3 {
           return (java.lang.String) ref;
         }
       }
-      /** <code>string query = 1;</code> */
+      /**
+       * <code>string query = 1;</code>
+       *
+       * @return The bytes for query.
+       */
       public akka.protobufv3.internal.ByteString getQueryBytes() {
         java.lang.Object ref = query_;
         if (ref instanceof String) {
@@ -540,7 +580,12 @@ public final class ProtobufProtocolV3 {
           return (akka.protobufv3.internal.ByteString) ref;
         }
       }
-      /** <code>string query = 1;</code> */
+      /**
+       * <code>string query = 1;</code>
+       *
+       * @param value The query to set.
+       * @return This builder for chaining.
+       */
       public Builder setQuery(java.lang.String value) {
         if (value == null) {
           throw new NullPointerException();
@@ -550,14 +595,23 @@ public final class ProtobufProtocolV3 {
         onChanged();
         return this;
       }
-      /** <code>string query = 1;</code> */
+      /**
+       * <code>string query = 1;</code>
+       *
+       * @return This builder for chaining.
+       */
       public Builder clearQuery() {
 
         query_ = getDefaultInstance().getQuery();
         onChanged();
         return this;
       }
-      /** <code>string query = 1;</code> */
+      /**
+       * <code>string query = 1;</code>
+       *
+       * @param value The bytes for query to set.
+       * @return This builder for chaining.
+       */
       public Builder setQueryBytes(akka.protobufv3.internal.ByteString value) {
         if (value == null) {
           throw new NullPointerException();
@@ -570,18 +624,31 @@ public final class ProtobufProtocolV3 {
       }
 
       private int pageNumber_;
-      /** <code>int32 page_number = 2;</code> */
+      /**
+       * <code>int32 page_number = 2;</code>
+       *
+       * @return The pageNumber.
+       */
       public int getPageNumber() {
         return pageNumber_;
       }
-      /** <code>int32 page_number = 2;</code> */
+      /**
+       * <code>int32 page_number = 2;</code>
+       *
+       * @param value The pageNumber to set.
+       * @return This builder for chaining.
+       */
       public Builder setPageNumber(int value) {
 
         pageNumber_ = value;
         onChanged();
         return this;
       }
-      /** <code>int32 page_number = 2;</code> */
+      /**
+       * <code>int32 page_number = 2;</code>
+       *
+       * @return This builder for chaining.
+       */
       public Builder clearPageNumber() {
 
         pageNumber_ = 0;
@@ -590,18 +657,31 @@ public final class ProtobufProtocolV3 {
       }
 
       private int resultPerPage_;
-      /** <code>int32 result_per_page = 3;</code> */
+      /**
+       * <code>int32 result_per_page = 3;</code>
+       *
+       * @return The resultPerPage.
+       */
       public int getResultPerPage() {
         return resultPerPage_;
       }
-      /** <code>int32 result_per_page = 3;</code> */
+      /**
+       * <code>int32 result_per_page = 3;</code>
+       *
+       * @param value The resultPerPage to set.
+       * @return This builder for chaining.
+       */
       public Builder setResultPerPage(int value) {
 
         resultPerPage_ = value;
         onChanged();
         return this;
       }
-      /** <code>int32 result_per_page = 3;</code> */
+      /**
+       * <code>int32 result_per_page = 3;</code>
+       *
+       * @return This builder for chaining.
+       */
       public Builder clearResultPerPage() {
 
         resultPerPage_ = 0;

akka-stream/src/main/java/akka/stream/StreamRefMessages.java

@@ -24,10 +24,12 @@ public final class StreamRefMessages {
 
     /**
      * <code>required .ActorRef targetRef = 1;</code>
+     * @return Whether the targetRef field is set.
      */
     boolean hasTargetRef();
     /**
      * <code>required .ActorRef targetRef = 1;</code>
+     * @return The targetRef.
      */
     akka.stream.StreamRefMessages.ActorRef getTargetRef();
     /**
@@ -131,12 +133,14 @@ public final class StreamRefMessages {
     private akka.stream.StreamRefMessages.ActorRef targetRef_;
     /**
      * <code>required .ActorRef targetRef = 1;</code>
+     * @return Whether the targetRef field is set.
      */
     public boolean hasTargetRef() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required .ActorRef targetRef = 1;</code>
+     * @return The targetRef.
      */
     public akka.stream.StreamRefMessages.ActorRef getTargetRef() {
       return targetRef_ == null ? akka.stream.StreamRefMessages.ActorRef.getDefaultInstance() : targetRef_;
@@ -490,12 +494,14 @@ public final class StreamRefMessages {
           akka.stream.StreamRefMessages.ActorRef, akka.stream.StreamRefMessages.ActorRef.Builder, akka.stream.StreamRefMessages.ActorRefOrBuilder> targetRefBuilder_;
       /**
        * <code>required .ActorRef targetRef = 1;</code>
+       * @return Whether the targetRef field is set.
        */
       public boolean hasTargetRef() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required .ActorRef targetRef = 1;</code>
+       * @return The targetRef.
        */
       public akka.stream.StreamRefMessages.ActorRef getTargetRef() {
         if (targetRefBuilder_ == null) {
@@ -661,10 +667,12 @@ public final class StreamRefMessages {
 
     /**
      * <code>required .ActorRef originRef = 1;</code>
+     * @return Whether the originRef field is set.
      */
     boolean hasOriginRef();
     /**
      * <code>required .ActorRef originRef = 1;</code>
+     * @return The originRef.
      */
     akka.stream.StreamRefMessages.ActorRef getOriginRef();
     /**
@@ -768,12 +776,14 @@ public final class StreamRefMessages {
     private akka.stream.StreamRefMessages.ActorRef originRef_;
     /**
      * <code>required .ActorRef originRef = 1;</code>
+     * @return Whether the originRef field is set.
      */
     public boolean hasOriginRef() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required .ActorRef originRef = 1;</code>
+     * @return The originRef.
      */
     public akka.stream.StreamRefMessages.ActorRef getOriginRef() {
       return originRef_ == null ? akka.stream.StreamRefMessages.ActorRef.getDefaultInstance() : originRef_;
@@ -1127,12 +1137,14 @@ public final class StreamRefMessages {
           akka.stream.StreamRefMessages.ActorRef, akka.stream.StreamRefMessages.ActorRef.Builder, akka.stream.StreamRefMessages.ActorRefOrBuilder> originRefBuilder_;
       /**
        * <code>required .ActorRef originRef = 1;</code>
+       * @return Whether the originRef field is set.
        */
       public boolean hasOriginRef() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required .ActorRef originRef = 1;</code>
+       * @return The originRef.
        */
       public akka.stream.StreamRefMessages.ActorRef getOriginRef() {
         if (originRefBuilder_ == null) {
@@ -1298,14 +1310,17 @@ public final class StreamRefMessages {
 
     /**
      * <code>required string path = 1;</code>
+     * @return Whether the path field is set.
      */
     boolean hasPath();
     /**
      * <code>required string path = 1;</code>
+     * @return The path.
      */
     java.lang.String getPath();
     /**
      * <code>required string path = 1;</code>
+     * @return The bytes for path.
      */
     akka.protobufv3.internal.ByteString
         getPathBytes();
@@ -1400,12 +1415,14 @@ public final class StreamRefMessages {
     private volatile java.lang.Object path_;
     /**
      * <code>required string path = 1;</code>
+     * @return Whether the path field is set.
      */
     public boolean hasPath() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required string path = 1;</code>
+     * @return The path.
      */
     public java.lang.String getPath() {
       java.lang.Object ref = path_;
@@ -1423,6 +1440,7 @@ public final class StreamRefMessages {
     }
     /**
      * <code>required string path = 1;</code>
+     * @return The bytes for path.
      */
     public akka.protobufv3.internal.ByteString
         getPathBytes() {
@@ -1763,12 +1781,14 @@ public final class StreamRefMessages {
       private java.lang.Object path_ = "";
       /**
        * <code>required string path = 1;</code>
+       * @return Whether the path field is set.
        */
       public boolean hasPath() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required string path = 1;</code>
+       * @return The path.
        */
       public java.lang.String getPath() {
         java.lang.Object ref = path_;
@@ -1786,6 +1806,7 @@ public final class StreamRefMessages {
       }
       /**
        * <code>required string path = 1;</code>
+       * @return The bytes for path.
        */
       public akka.protobufv3.internal.ByteString
           getPathBytes() {
@@ -1802,6 +1823,8 @@ public final class StreamRefMessages {
       }
       /**
        * <code>required string path = 1;</code>
+       * @param value The path to set.
+       * @return This builder for chaining.
        */
       public Builder setPath(
           java.lang.String value) {
@@ -1815,6 +1838,7 @@ public final class StreamRefMessages {
       }
       /**
        * <code>required string path = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearPath() {
         bitField0_ = (bitField0_ & ~0x00000001);
@@ -1824,6 +1848,8 @@ public final class StreamRefMessages {
       }
       /**
        * <code>required string path = 1;</code>
+       * @param value The bytes for path to set.
+       * @return This builder for chaining.
        */
       public Builder setPathBytes(
           akka.protobufv3.internal.ByteString value) {
@@ -1894,28 +1920,34 @@ public final class StreamRefMessages {
 
     /**
      * <code>required bytes enclosedMessage = 1;</code>
+     * @return Whether the enclosedMessage field is set.
      */
     boolean hasEnclosedMessage();
     /**
      * <code>required bytes enclosedMessage = 1;</code>
+     * @return The enclosedMessage.
      */
     akka.protobufv3.internal.ByteString getEnclosedMessage();
 
     /**
      * <code>required int32 serializerId = 2;</code>
+     * @return Whether the serializerId field is set.
      */
     boolean hasSerializerId();
     /**
      * <code>required int32 serializerId = 2;</code>
+     * @return The serializerId.
      */
     int getSerializerId();
 
     /**
      * <code>optional bytes messageManifest = 3;</code>
+     * @return Whether the messageManifest field is set.
      */
     boolean hasMessageManifest();
     /**
      * <code>optional bytes messageManifest = 3;</code>
+     * @return The messageManifest.
      */
     akka.protobufv3.internal.ByteString getMessageManifest();
   }
@@ -2019,12 +2051,14 @@ public final class StreamRefMessages {
     private akka.protobufv3.internal.ByteString enclosedMessage_;
     /**
      * <code>required bytes enclosedMessage = 1;</code>
+     * @return Whether the enclosedMessage field is set.
      */
     public boolean hasEnclosedMessage() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required bytes enclosedMessage = 1;</code>
+     * @return The enclosedMessage.
      */
     public akka.protobufv3.internal.ByteString getEnclosedMessage() {
       return enclosedMessage_;
@@ -2034,12 +2068,14 @@ public final class StreamRefMessages {
     private int serializerId_;
     /**
      * <code>required int32 serializerId = 2;</code>
+     * @return Whether the serializerId field is set.
      */
     public boolean hasSerializerId() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>required int32 serializerId = 2;</code>
+     * @return The serializerId.
      */
     public int getSerializerId() {
       return serializerId_;
@@ -2049,12 +2085,14 @@ public final class StreamRefMessages {
     private akka.protobufv3.internal.ByteString messageManifest_;
     /**
      * <code>optional bytes messageManifest = 3;</code>
+     * @return Whether the messageManifest field is set.
      */
     public boolean hasMessageManifest() {
       return ((bitField0_ & 0x00000004) != 0);
     }
     /**
      * <code>optional bytes messageManifest = 3;</code>
+     * @return The messageManifest.
      */
     public akka.protobufv3.internal.ByteString getMessageManifest() {
       return messageManifest_;
@@ -2441,18 +2479,22 @@ public final class StreamRefMessages {
       private akka.protobufv3.internal.ByteString enclosedMessage_ = akka.protobufv3.internal.ByteString.EMPTY;
       /**
        * <code>required bytes enclosedMessage = 1;</code>
+       * @return Whether the enclosedMessage field is set.
        */
       public boolean hasEnclosedMessage() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required bytes enclosedMessage = 1;</code>
+       * @return The enclosedMessage.
        */
       public akka.protobufv3.internal.ByteString getEnclosedMessage() {
         return enclosedMessage_;
       }
       /**
        * <code>required bytes enclosedMessage = 1;</code>
+       * @param value The enclosedMessage to set.
+       * @return This builder for chaining.
        */
       public Builder setEnclosedMessage(akka.protobufv3.internal.ByteString value) {
         if (value == null) {
@@ -2465,6 +2507,7 @@ public final class StreamRefMessages {
       }
       /**
        * <code>required bytes enclosedMessage = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearEnclosedMessage() {
         bitField0_ = (bitField0_ & ~0x00000001);
@@ -2476,18 +2519,22 @@ public final class StreamRefMessages {
       private int serializerId_ ;
       /**
        * <code>required int32 serializerId = 2;</code>
+       * @return Whether the serializerId field is set.
        */
       public boolean hasSerializerId() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>required int32 serializerId = 2;</code>
+       * @return The serializerId.
        */
       public int getSerializerId() {
         return serializerId_;
       }
       /**
        * <code>required int32 serializerId = 2;</code>
+       * @param value The serializerId to set.
+       * @return This builder for chaining.
        */
       public Builder setSerializerId(int value) {
         bitField0_ |= 0x00000002;
@@ -2497,6 +2544,7 @@ public final class StreamRefMessages {
       }
       /**
        * <code>required int32 serializerId = 2;</code>
+       * @return This builder for chaining.
        */
       public Builder clearSerializerId() {
         bitField0_ = (bitField0_ & ~0x00000002);
@@ -2508,18 +2556,22 @@ public final class StreamRefMessages {
       private akka.protobufv3.internal.ByteString messageManifest_ = akka.protobufv3.internal.ByteString.EMPTY;
       /**
        * <code>optional bytes messageManifest = 3;</code>
+       * @return Whether the messageManifest field is set.
        */
       public boolean hasMessageManifest() {
         return ((bitField0_ & 0x00000004) != 0);
       }
       /**
        * <code>optional bytes messageManifest = 3;</code>
+       * @return The messageManifest.
        */
       public akka.protobufv3.internal.ByteString getMessageManifest() {
         return messageManifest_;
       }
       /**
        * <code>optional bytes messageManifest = 3;</code>
+       * @param value The messageManifest to set.
+       * @return This builder for chaining.
        */
       public Builder setMessageManifest(akka.protobufv3.internal.ByteString value) {
         if (value == null) {
@@ -2532,6 +2584,7 @@ public final class StreamRefMessages {
       }
       /**
        * <code>optional bytes messageManifest = 3;</code>
+       * @return This builder for chaining.
        */
       public Builder clearMessageManifest() {
         bitField0_ = (bitField0_ & ~0x00000004);
@@ -2598,10 +2651,12 @@ public final class StreamRefMessages {
 
     /**
      * <code>required .ActorRef targetRef = 1;</code>
+     * @return Whether the targetRef field is set.
      */
     boolean hasTargetRef();
     /**
      * <code>required .ActorRef targetRef = 1;</code>
+     * @return The targetRef.
      */
     akka.stream.StreamRefMessages.ActorRef getTargetRef();
     /**
@@ -2705,12 +2760,14 @@ public final class StreamRefMessages {
     private akka.stream.StreamRefMessages.ActorRef targetRef_;
     /**
      * <code>required .ActorRef targetRef = 1;</code>
+     * @return Whether the targetRef field is set.
      */
     public boolean hasTargetRef() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required .ActorRef targetRef = 1;</code>
+     * @return The targetRef.
      */
     public akka.stream.StreamRefMessages.ActorRef getTargetRef() {
       return targetRef_ == null ? akka.stream.StreamRefMessages.ActorRef.getDefaultInstance() : targetRef_;
@@ -3064,12 +3121,14 @@ public final class StreamRefMessages {
           akka.stream.StreamRefMessages.ActorRef, akka.stream.StreamRefMessages.ActorRef.Builder, akka.stream.StreamRefMessages.ActorRefOrBuilder> targetRefBuilder_;
       /**
        * <code>required .ActorRef targetRef = 1;</code>
+       * @return Whether the targetRef field is set.
        */
       public boolean hasTargetRef() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required .ActorRef targetRef = 1;</code>
+       * @return The targetRef.
        */
       public akka.stream.StreamRefMessages.ActorRef getTargetRef() {
         if (targetRefBuilder_ == null) {
@@ -3235,10 +3294,12 @@ public final class StreamRefMessages {
 
     /**
      * <code>required int64 seqNr = 1;</code>
+     * @return Whether the seqNr field is set.
      */
     boolean hasSeqNr();
     /**
      * <code>required int64 seqNr = 1;</code>
+     * @return The seqNr.
      */
     long getSeqNr();
   }
@@ -3330,12 +3391,14 @@ public final class StreamRefMessages {
     private long seqNr_;
     /**
      * <code>required int64 seqNr = 1;</code>
+     * @return Whether the seqNr field is set.
      */
     public boolean hasSeqNr() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required int64 seqNr = 1;</code>
+     * @return The seqNr.
      */
     public long getSeqNr() {
       return seqNr_;
@@ -3666,18 +3729,22 @@ public final class StreamRefMessages {
       private long seqNr_ ;
       /**
        * <code>required int64 seqNr = 1;</code>
+       * @return Whether the seqNr field is set.
        */
       public boolean hasSeqNr() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required int64 seqNr = 1;</code>
+       * @return The seqNr.
        */
       public long getSeqNr() {
         return seqNr_;
       }
       /**
        * <code>required int64 seqNr = 1;</code>
+       * @param value The seqNr to set.
+       * @return This builder for chaining.
        */
       public Builder setSeqNr(long value) {
         bitField0_ |= 0x00000001;
@@ -3687,6 +3754,7 @@ public final class StreamRefMessages {
       }
       /**
        * <code>required int64 seqNr = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearSeqNr() {
         bitField0_ = (bitField0_ & ~0x00000001);
@@ -3753,19 +3821,23 @@ public final class StreamRefMessages {
 
     /**
      * <code>required int64 seqNr = 1;</code>
+     * @return Whether the seqNr field is set.
      */
     boolean hasSeqNr();
     /**
      * <code>required int64 seqNr = 1;</code>
+     * @return The seqNr.
      */
     long getSeqNr();
 
     /**
      * <code>required .Payload payload = 2;</code>
+     * @return Whether the payload field is set.
      */
     boolean hasPayload();
     /**
      * <code>required .Payload payload = 2;</code>
+     * @return The payload.
      */
     akka.stream.StreamRefMessages.Payload getPayload();
     /**
@@ -3874,12 +3946,14 @@ public final class StreamRefMessages {
     private long seqNr_;
     /**
      * <code>required int64 seqNr = 1;</code>
+     * @return Whether the seqNr field is set.
      */
     public boolean hasSeqNr() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required int64 seqNr = 1;</code>
+     * @return The seqNr.
      */
     public long getSeqNr() {
       return seqNr_;
@@ -3889,12 +3963,14 @@ public final class StreamRefMessages {
     private akka.stream.StreamRefMessages.Payload payload_;
     /**
      * <code>required .Payload payload = 2;</code>
+     * @return Whether the payload field is set.
      */
     public boolean hasPayload() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
      * <code>required .Payload payload = 2;</code>
+     * @return The payload.
      */
     public akka.stream.StreamRefMessages.Payload getPayload() {
       return payload_ == null ? akka.stream.StreamRefMessages.Payload.getDefaultInstance() : payload_;
@@ -4279,18 +4355,22 @@ public final class StreamRefMessages {
       private long seqNr_ ;
       /**
        * <code>required int64 seqNr = 1;</code>
+       * @return Whether the seqNr field is set.
        */
       public boolean hasSeqNr() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required int64 seqNr = 1;</code>
+       * @return The seqNr.
        */
       public long getSeqNr() {
         return seqNr_;
       }
       /**
        * <code>required int64 seqNr = 1;</code>
+       * @param value The seqNr to set.
+       * @return This builder for chaining.
        */
       public Builder setSeqNr(long value) {
         bitField0_ |= 0x00000001;
@@ -4300,6 +4380,7 @@ public final class StreamRefMessages {
       }
       /**
        * <code>required int64 seqNr = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearSeqNr() {
         bitField0_ = (bitField0_ & ~0x00000001);
@@ -4313,12 +4394,14 @@ public final class StreamRefMessages {
           akka.stream.StreamRefMessages.Payload, akka.stream.StreamRefMessages.Payload.Builder, akka.stream.StreamRefMessages.PayloadOrBuilder> payloadBuilder_;
       /**
        * <code>required .Payload payload = 2;</code>
+       * @return Whether the payload field is set.
        */
       public boolean hasPayload() {
         return ((bitField0_ & 0x00000002) != 0);
       }
       /**
        * <code>required .Payload payload = 2;</code>
+       * @return The payload.
        */
       public akka.stream.StreamRefMessages.Payload getPayload() {
         if (payloadBuilder_ == null) {
@@ -4484,10 +4567,12 @@ public final class StreamRefMessages {
 
     /**
      * <code>optional bytes cause = 1;</code>
+     * @return Whether the cause field is set.
      */
     boolean hasCause();
     /**
      * <code>optional bytes cause = 1;</code>
+     * @return The cause.
      */
     akka.protobufv3.internal.ByteString getCause();
   }
@@ -4580,12 +4665,14 @@ public final class StreamRefMessages {
     private akka.protobufv3.internal.ByteString cause_;
     /**
      * <code>optional bytes cause = 1;</code>
+     * @return Whether the cause field is set.
      */
     public boolean hasCause() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>optional bytes cause = 1;</code>
+     * @return The cause.
      */
     public akka.protobufv3.internal.ByteString getCause() {
       return cause_;
@@ -4908,18 +4995,22 @@ public final class StreamRefMessages {
       private akka.protobufv3.internal.ByteString cause_ = akka.protobufv3.internal.ByteString.EMPTY;
       /**
        * <code>optional bytes cause = 1;</code>
+       * @return Whether the cause field is set.
        */
       public boolean hasCause() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>optional bytes cause = 1;</code>
+       * @return The cause.
        */
       public akka.protobufv3.internal.ByteString getCause() {
         return cause_;
       }
       /**
        * <code>optional bytes cause = 1;</code>
+       * @param value The cause to set.
+       * @return This builder for chaining.
        */
       public Builder setCause(akka.protobufv3.internal.ByteString value) {
         if (value == null) {
@@ -4932,6 +5023,7 @@ public final class StreamRefMessages {
       }
       /**
        * <code>optional bytes cause = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearCause() {
         bitField0_ = (bitField0_ & ~0x00000001);
@@ -4998,10 +5090,12 @@ public final class StreamRefMessages {
 
     /**
      * <code>required int64 seqNr = 1;</code>
+     * @return Whether the seqNr field is set.
      */
     boolean hasSeqNr();
     /**
      * <code>required int64 seqNr = 1;</code>
+     * @return The seqNr.
      */
     long getSeqNr();
   }
@@ -5093,12 +5187,14 @@ public final class StreamRefMessages {
     private long seqNr_;
     /**
      * <code>required int64 seqNr = 1;</code>
+     * @return Whether the seqNr field is set.
      */
     public boolean hasSeqNr() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
      * <code>required int64 seqNr = 1;</code>
+     * @return The seqNr.
      */
     public long getSeqNr() {
       return seqNr_;
@@ -5429,18 +5525,22 @@ public final class StreamRefMessages {
       private long seqNr_ ;
       /**
        * <code>required int64 seqNr = 1;</code>
+       * @return Whether the seqNr field is set.
        */
       public boolean hasSeqNr() {
         return ((bitField0_ & 0x00000001) != 0);
       }
       /**
        * <code>required int64 seqNr = 1;</code>
+       * @return The seqNr.
        */
       public long getSeqNr() {
         return seqNr_;
       }
       /**
        * <code>required int64 seqNr = 1;</code>
+       * @param value The seqNr to set.
+       * @return This builder for chaining.
        */
       public Builder setSeqNr(long value) {
         bitField0_ |= 0x00000001;
@@ -5450,6 +5550,7 @@ public final class StreamRefMessages {
       }
       /**
        * <code>required int64 seqNr = 1;</code>
+       * @return This builder for chaining.
        */
       public Builder clearSeqNr() {
         bitField0_ = (bitField0_ & ~0x00000001);

project/Protobuf.scala

@@ -32,7 +32,7 @@ object Protobuf {
     Compile / unmanagedJars ++= Seq(
         baseDirectory.value / ".." / "akka-protobuf-v3" / "target" / s"akka-protobuf-v3-assembly-${version.value}.jar"),
     protoc := "protoc",
-    protocVersion := "3.9.0",
+    protocVersion := "3.10.0",
     generate := {
       val sourceDirs = paths.value
       val targetDirs = outputPaths.value