io.vertx.core.eventbus.impl.codecs.JsonArrayMessageCodec 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.netty.util.CharsetUtil;
import io.vertx.core.buffer.Buffer;
import io.vertx.core.eventbus.MessageCodec;
import io.vertx.core.json.JsonArray;
/**
* @author Tim Fox
*/
public class JsonArrayMessageCodec implements MessageCodec {
@Override
public void encodeToWire(Buffer buffer, JsonArray jsonArray) {
String strJson = jsonArray.encode();
byte[] encoded = strJson.getBytes(CharsetUtil.UTF_8);
buffer.appendInt(encoded.length);
Buffer buff = Buffer.buffer(encoded);
buffer.appendBuffer(buff);
}
@Override
public JsonArray decodeFromWire(int pos, Buffer buffer) {
int length = buffer.getInt(pos);
pos += 4;
byte[] encoded = buffer.getBytes(pos, pos + length);
String str = new String(encoded, CharsetUtil.UTF_8);
return new JsonArray(str);
}
@Override
public JsonArray transform(JsonArray jsonArray) {
return jsonArray.copy();
}
@Override
public String name() {
return "jsonarray";
}
@Override
public byte systemCodecID() {
return 14;
}
}