61 lines
1.3 KiB
Protocol Buffer
61 lines
1.3 KiB
Protocol Buffer
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* license agreements; and to You under the Apache License, version 2.0:
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* This file is part of the Apache Pekko project, which was derived from Akka.
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*/
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/*
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* Copyright (C) 2009-2022 Lightbend Inc. <https://www.lightbend.com>
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*/
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syntax = "proto2";
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option java_package = "org.apache.pekko.stream";
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option optimize_for = SPEED;
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/*************************************************
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StreamRefs (SourceRef / SinkRef) related formats
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**************************************************/
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message SinkRef {
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required ActorRef targetRef = 1;
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}
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message SourceRef {
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required ActorRef originRef = 1;
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}
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message ActorRef {
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required string path = 1;
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}
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message Payload {
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required bytes enclosedMessage = 1;
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required int32 serializerId = 2;
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optional bytes messageManifest = 3;
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}
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// stream refs protocol
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message OnSubscribeHandshake {
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required ActorRef targetRef = 1;
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}
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message CumulativeDemand {
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required int64 seqNr = 1;
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}
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message SequencedOnNext {
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required int64 seqNr = 1;
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required Payload payload = 2;
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}
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message RemoteStreamFailure {
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optional bytes cause = 1;
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}
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message RemoteStreamCompleted {
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required int64 seqNr = 1;
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}
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