io.netty.example.stomp.StompClient Maven / Gradle / Ivy
/*
* Copyright 2014 The Netty Project
*
* The Netty Project 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 io.netty.example.stomp;
import io.netty.bootstrap.Bootstrap;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;
import io.netty.handler.codec.stomp.StompSubframeAggregator;
import io.netty.handler.codec.stomp.StompSubframeDecoder;
import io.netty.handler.codec.stomp.StompSubframeEncoder;
/**
* very simple stomp client implementation example, requires running stomp server to actually work
* uses default username/password and destination values from hornetq message broker
*/
public final class StompClient {
static final boolean SSL = System.getProperty("ssl") != null;
static final String HOST = System.getProperty("host", "127.0.0.1");
static final int PORT = Integer.parseInt(System.getProperty("port", "61613"));
static final String LOGIN = System.getProperty("login", "guest");
static final String PASSCODE = System.getProperty("passcode", "guest");
static final String TOPIC = System.getProperty("topic", "jms.topic.exampleTopic");
public static void main(String[] args) throws Exception {
EventLoopGroup group = new NioEventLoopGroup();
try {
Bootstrap b = new Bootstrap();
b.group(group).channel(NioSocketChannel.class);
b.handler(new ChannelInitializer() {
@Override
protected void initChannel(SocketChannel ch) throws Exception {
ChannelPipeline pipeline = ch.pipeline();
pipeline.addLast("decoder", new StompSubframeDecoder());
pipeline.addLast("encoder", new StompSubframeEncoder());
pipeline.addLast("aggregator", new StompSubframeAggregator(1048576));
pipeline.addLast("handler", new StompClientHandler());
}
});
b.connect(HOST, PORT).sync().channel().closeFuture().sync();
} finally {
group.shutdownGracefully();
}
}
}