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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    *   https://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.netty5.example.uptime;
17  
18  import io.netty5.channel.ChannelHandlerContext;
19  import io.netty5.channel.SimpleChannelInboundHandler;
20  
21  public class UptimeServerHandler extends SimpleChannelInboundHandler<Object> {
22      @Override
23      public boolean isSharable() {
24          return true;
25      }
26  
27      @Override
28      public void messageReceived(ChannelHandlerContext ctx, Object msg) throws Exception {
29          // discard
30      }
31  
32      @Override
33      public void channelExceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
34          // Close the connection when an exception is raised.
35          cause.printStackTrace();
36          ctx.close();
37      }
38  }