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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.http.impl.pool;
28  
29  import java.io.IOException;
30  
31  import org.apache.http.HttpClientConnection;
32  import org.apache.http.HttpHost;
33  import org.apache.http.annotation.ThreadingBehavior;
34  import org.apache.http.annotation.Contract;
35  import org.apache.http.pool.PoolEntry;
36  
37  /**
38   * A very basic {@link PoolEntry} implementation that represents an entry
39   * in a pool of blocking {@link HttpClientConnection}s identified by
40   * an {@link HttpHost} instance.
41   *
42   * @see HttpHost
43   * @since 4.2
44   */
45  @Contract(threading = ThreadingBehavior.SAFE_CONDITIONAL)
46  public class BasicPoolEntry extends PoolEntry<HttpHost, HttpClientConnection> {
47  
48      public BasicPoolEntry(final String id, final HttpHost route, final HttpClientConnection conn) {
49          super(id, route, conn);
50      }
51  
52      @Override
53      public void close() {
54          try {
55              this.getConnection().close();
56          } catch (final IOException ignore) {
57          }
58      }
59  
60      @Override
61      public boolean isClosed() {
62          return !this.getConnection().isOpen();
63      }
64  
65  }