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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.client5.http.impl.async;
29  
30  import org.apache.hc.core5.function.Decorator;
31  import org.apache.hc.core5.reactor.IOSession;
32  import org.slf4j.Logger;
33  import org.slf4j.LoggerFactory;
34  
35  final class LoggingIOSessionDecorator implements Decorator<IOSession> {
36  
37      public final static LoggingIOSessionDecorator INSTANCE = new LoggingIOSessionDecorator();
38  
39      private static final Logger WIRE_LOG = LoggerFactory.getLogger("org.apache.hc.client5.http.wire");
40  
41      private LoggingIOSessionDecorator() {
42      }
43  
44      @Override
45      public IOSession decorate(final IOSession ioSession) {
46          final Logger sessionLog = LoggerFactory.getLogger(ioSession.getClass());
47          if (sessionLog.isDebugEnabled() || WIRE_LOG.isDebugEnabled()) {
48              return new LoggingIOSession(ioSession, sessionLog, WIRE_LOG);
49          } else {
50              return ioSession;
51          }
52      }
53  }