View Javadoc
1   /*
2    * Copyright 2017 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the License. You may obtain a copy of the License at:
7    *
8    *   http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  package io.netty.example.uptime;
17  
18  import io.netty.channel.ChannelHandler.Sharable;
19  import io.netty.channel.ChannelHandlerContext;
20  import io.netty.channel.SimpleChannelInboundHandler;
21  
22  @Sharable
23  public class UptimeServerHandler extends SimpleChannelInboundHandler<Object> {
24      @Override
25      public void channelRead0(ChannelHandlerContext ctx, Object msg) throws Exception {
26          // discard
27      }
28  
29      @Override
30      public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
31          // Close the connection when an exception is raised.
32          cause.printStackTrace();
33          ctx.close();
34      }
35  }