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Elasticsearch subproject :server
/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
package org.elasticsearch.transport;
import org.elasticsearch.Version;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.bytes.ReleasableBytesReference;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.core.RefCounted;
import java.io.IOException;
/**
* A specialized, bytes only request, that can potentially be optimized on the network
* layer, specifically for the same large buffer send to several nodes.
*/
public class BytesTransportRequest extends TransportRequest implements RefCounted {
final ReleasableBytesReference bytes;
private final Version version;
public BytesTransportRequest(StreamInput in) throws IOException {
super(in);
bytes = in.readReleasableBytesReference();
version = in.getVersion();
}
public BytesTransportRequest(ReleasableBytesReference bytes, Version version) {
this.bytes = bytes;
this.version = version;
}
public Version version() {
return this.version;
}
public BytesReference bytes() {
return this.bytes;
}
/**
* Writes the data in a "thin" manner, without the actual bytes, assumes
* the actual bytes will be appended right after this content.
*/
public void writeThin(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeVInt(bytes.length());
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeBytesReference(bytes);
}
@Override
public void incRef() {
bytes.incRef();
}
@Override
public boolean tryIncRef() {
return bytes.tryIncRef();
}
@Override
public boolean decRef() {
return bytes.decRef();
}
@Override
public boolean hasReferences() {
return bytes.hasReferences();
}
}