io.vertx.core.eventbus.impl.codecs.BufferMessageCodec Maven / Gradle / Ivy
/*
* Copyright (c) 2011-2014 The original author or authors
* ------------------------------------------------------
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Apache License v2.0 which accompanies this distribution.
*
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* The Apache License v2.0 is available at
* http://www.opensource.org/licenses/apache2.0.php
*
* You may elect to redistribute this code under either of these licenses.
*/
package io.vertx.core.eventbus.impl.codecs;
import io.vertx.core.buffer.Buffer;
import io.vertx.core.eventbus.MessageCodec;
/**
* @author Tim Fox
*/
public class BufferMessageCodec implements MessageCodec {
@Override
public void encodeToWire(Buffer buffer, Buffer b) {
buffer.appendInt(b.length());
buffer.appendBuffer(b);
}
@Override
public Buffer decodeFromWire(int pos, Buffer buffer) {
int length = buffer.getInt(pos);
pos += 4;
return buffer.getBuffer(pos, pos + length);
}
@Override
public Buffer transform(Buffer b) {
return b.copy();
}
@Override
public String name() {
return "buffer";
}
@Override
public byte systemCodecID() {
return 11;
}
}