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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  
28  package org.apache.hc.core5.http;
29  
30  import java.net.SocketAddress;
31  
32  import org.apache.hc.core5.net.InetAddressUtils;
33  import org.apache.hc.core5.util.Timeout;
34  
35  /**
36   * HTTP connection endpoint details.
37   *
38   * @since 5.0
39   */
40  public abstract class EndpointDetails implements HttpConnectionMetrics {
41  
42      private final SocketAddress remoteAddress;
43      private final SocketAddress localAddress;
44      private final Timeout socketTimeout;
45  
46      protected EndpointDetails(final SocketAddress remoteAddress, final SocketAddress localAddress, final Timeout socketTimeout) {
47          this.remoteAddress = remoteAddress;
48          this.localAddress = localAddress;
49          this.socketTimeout = socketTimeout;
50      }
51  
52      public SocketAddress getRemoteAddress() {
53          return remoteAddress;
54      }
55  
56      public SocketAddress getLocalAddress() {
57          return localAddress;
58      }
59  
60      /**
61       * Gets the number of requests transferred over the connection,
62       * 0 if not available.
63       */
64      @Override
65      public abstract long getRequestCount();
66  
67      /**
68       * Gets the number of responses transferred over the connection,
69       * 0 if not available.
70       */
71      @Override
72      public abstract long getResponseCount();
73  
74      /**
75       * Gets the number of bytes transferred over the connection,
76       * 0 if not available.
77       */
78      @Override
79      public abstract long getSentBytesCount();
80  
81      /**
82       * Gets the number of bytes transferred over the connection,
83       * 0 if not available.
84       */
85      @Override
86      public abstract long getReceivedBytesCount();
87  
88      /**
89       * Gets the socket timeout.
90       *
91       * @return the socket timeout.
92       */
93      public Timeout getSocketTimeout() {
94          return socketTimeout;
95      }
96  
97      @Override
98      public String toString() {
99          // Make enough room for two IPv6 addresses to avoid re-allocation in the StringBuilder.
100         final StringBuilder buffer = new StringBuilder(90);
101         InetAddressUtils.formatAddress(buffer, localAddress);
102         buffer.append("<->");
103         InetAddressUtils.formatAddress(buffer, remoteAddress);
104         return buffer.toString();
105     }
106 
107 }