View Javadoc
1   /*
2    * ====================================================================
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *   http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing,
14   * software distributed under the License is distributed on an
15   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16   * KIND, either express or implied.  See the License for the
17   * specific language governing permissions and limitations
18   * under the License.
19   * ====================================================================
20   *
21   * This software consists of voluntary contributions made by many
22   * individuals on behalf of the Apache Software Foundation.  For more
23   * information on the Apache Software Foundation, please see
24   * <http://www.apache.org/>.
25   *
26   */
27  
28  package org.apache.hc.client5.http.examples;
29  
30  import java.util.concurrent.Executors;
31  import java.util.concurrent.ScheduledExecutorService;
32  import java.util.concurrent.TimeUnit;
33  
34  import org.apache.hc.client5.http.classic.methods.HttpGet;
35  import org.apache.hc.client5.http.impl.classic.CloseableHttpClient;
36  import org.apache.hc.client5.http.impl.classic.HttpClients;
37  import org.apache.hc.core5.http.io.entity.EntityUtils;
38  import org.apache.hc.core5.http.message.StatusLine;
39  
40  /**
41   * This example demonstrates how to abort an HTTP method before its normal completion.
42   */
43  public class ClientAbortMethod {
44  
45      public static void main(final String[] args) throws Exception {
46          try (final CloseableHttpClient httpclient = HttpClients.createDefault()) {
47              final HttpGet httpget = new HttpGet("http://httpbin.org/get");
48  
49              final ScheduledExecutorService executorService = Executors.newScheduledThreadPool(1);
50              // Cancel the request after once second
51              executorService.schedule(httpget::cancel, 1, TimeUnit.SECONDS);
52  
53              System.out.println("Executing request " + httpget.getMethod() + " " + httpget.getUri());
54              httpclient.execute(httpget, response -> {
55                  System.out.println("----------------------------------------");
56                  System.out.println(httpget + "->" + new StatusLine(response));
57                  EntityUtils.consume(response.getEntity());
58                  return null;
59              });
60          }
61      }
62  
63  }
64