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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  package org.apache.hc.client5.http.examples;
28  
29  import java.util.concurrent.Future;
30  
31  import org.apache.hc.client5.http.async.methods.SimpleHttpRequest;
32  import org.apache.hc.client5.http.async.methods.SimpleHttpResponse;
33  import org.apache.hc.client5.http.async.methods.SimpleRequestBuilder;
34  import org.apache.hc.client5.http.async.methods.SimpleRequestProducer;
35  import org.apache.hc.client5.http.async.methods.SimpleResponseConsumer;
36  import org.apache.hc.client5.http.impl.async.CloseableHttpAsyncClient;
37  import org.apache.hc.client5.http.impl.async.HttpAsyncClients;
38  import org.apache.hc.client5.http.impl.auth.CredentialsProviderBuilder;
39  import org.apache.hc.core5.concurrent.FutureCallback;
40  import org.apache.hc.core5.http.HttpHost;
41  import org.apache.hc.core5.http.message.StatusLine;
42  import org.apache.hc.core5.io.CloseMode;
43  
44  /**
45   * A simple example that uses HttpClient to execute an HTTP request against
46   * a target site that requires user authentication.
47   */
48  public class AsyncClientAuthentication {
49  
50      public static void main(final String[] args) throws Exception {
51          final CloseableHttpAsyncClient httpclient = HttpAsyncClients.custom()
52                  .setDefaultCredentialsProvider(CredentialsProviderBuilder.create()
53                          .add(new HttpHost("httpbin.org", 80), "user", "passwd".toCharArray())
54                          .build())
55                  .build();
56          httpclient.start();
57  
58          final SimpleHttpRequest request = SimpleRequestBuilder.get("http://httpbin.org/basic-auth/user/passwd")
59                  .build();
60  
61          System.out.println("Executing request " + request);
62          final Future<SimpleHttpResponse> future = httpclient.execute(
63                  SimpleRequestProducer.create(request),
64                  SimpleResponseConsumer.create(),
65                  new FutureCallback<SimpleHttpResponse>() {
66  
67                      @Override
68                      public void completed(final SimpleHttpResponse response) {
69                          System.out.println(request + "->" + new StatusLine(response));
70                          System.out.println(response.getBody());
71                      }
72  
73                      @Override
74                      public void failed(final Exception ex) {
75                          System.out.println(request + "->" + ex);
76                      }
77  
78                      @Override
79                      public void cancelled() {
80                          System.out.println(request + " cancelled");
81                      }
82  
83                  });
84          future.get();
85  
86          System.out.println("Shutting down");
87          httpclient.close(CloseMode.GRACEFUL);
88  
89      }
90  }