/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.camel.component.netty4.codec;
import java.net.InetSocketAddress;
import java.util.List;
import io.netty.buffer.ByteBuf;
import io.netty.channel.AddressedEnvelope;
import io.netty.channel.ChannelHandler.Sharable;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.socket.DatagramPacket;
import io.netty.handler.codec.MessageToMessageEncoder;
@Sharable
public class DatagramPacketEncoder extends MessageToMessageEncoder<AddressedEnvelope<Object, InetSocketAddress>> {
@Override
protected void encode(ChannelHandlerContext ctx, AddressedEnvelope<Object, InetSocketAddress> msg, List<Object> out) throws Exception {
if (msg.content() instanceof ByteBuf) {
ByteBuf payload = (ByteBuf)msg.content();
// Just wrap the message as DatagramPacket, need to make sure the message content is ByteBuf
DatagramPacket dp = new DatagramPacket(payload.retain(), msg.recipient());
out.add(dp);
}
}
}