75 lines
1.9 KiB
Java
75 lines
1.9 KiB
Java
/*
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* Copyright (C) 2016-2022 Lightbend Inc. <https://www.lightbend.com>
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*/
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package jdocs.actor;
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// #bytebufserializer-with-manifest
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import akka.serialization.ByteBufferSerializer;
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import akka.serialization.SerializerWithStringManifest;
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// #bytebufserializer-with-manifest
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import java.nio.ByteBuffer;
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public class ByteBufferSerializerDocTest {
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static // #bytebufserializer-with-manifest
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class ExampleByteBufSerializer extends SerializerWithStringManifest
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implements ByteBufferSerializer {
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@Override
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public int identifier() {
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return 1337;
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}
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@Override
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public String manifest(Object o) {
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return "serialized-" + o.getClass().getSimpleName();
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}
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@Override
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public byte[] toBinary(Object o) {
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// in production code, acquire this from a BufferPool
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final ByteBuffer buf = ByteBuffer.allocate(256);
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toBinary(o, buf);
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buf.flip();
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final byte[] bytes = new byte[buf.remaining()];
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buf.get(bytes);
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return bytes;
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}
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@Override
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public Object fromBinary(byte[] bytes, String manifest) {
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return fromBinary(ByteBuffer.wrap(bytes), manifest);
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}
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@Override
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public void toBinary(Object o, ByteBuffer buf) {
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// Implement actual serialization here
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}
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@Override
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public Object fromBinary(ByteBuffer buf, String manifest) {
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// Implement actual deserialization here
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return null;
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}
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}
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// #bytebufserializer-with-manifest
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static class OnlyForDocInclude {
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static
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// #ByteBufferSerializer-interface
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interface ByteBufferSerializer {
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/** Serializes the given object into the `ByteBuffer`. */
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void toBinary(Object o, ByteBuffer buf);
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/**
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* Produces an object from a `ByteBuffer`, with an optional type-hint; the class should be
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* loaded using ActorSystem.dynamicAccess.
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*/
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Object fromBinary(ByteBuffer buf, String manifest);
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}
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// #ByteBufferSerializer-interface
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}
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}
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