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1   /*
2    * $Id: WorkingMemorySLF4JLogger.java 20895 2011-01-05 13:16:57Z tcarlson $
3    * --------------------------------------------------------------------------------------
4    * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
5    *
6    * The software in this package is published under the terms of the CPAL v1.0
7    * license, a copy of which has been included with this distribution in the
8    * LICENSE.txt file.
9    */
10  
11  package org.mule.module.drools;
12  
13  import java.io.IOException;
14  import java.io.ObjectInput;
15  import java.io.ObjectOutput;
16  
17  import org.drools.WorkingMemoryEventManager;
18  import org.drools.audit.WorkingMemoryLogger;
19  import org.drools.audit.event.LogEvent;
20  import org.drools.event.KnowledgeRuntimeEventManager;
21  import org.drools.logger.KnowledgeRuntimeLogger;
22  import org.slf4j.Logger;
23  
24  /**
25   * Simple implementation used to send an audit trail of the working memory to the SLF4J logger.
26   */
27  public class WorkingMemorySLF4JLogger extends WorkingMemoryLogger implements KnowledgeRuntimeLogger 
28  {
29      protected final Logger logger;
30      
31      public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
32      {
33          super.readExternal(in);
34      }
35  
36      public void writeExternal(ObjectOutput out) throws IOException
37      {
38          super.writeExternal(out);
39      }
40  
41      public WorkingMemorySLF4JLogger(WorkingMemoryEventManager workingMemory, Logger logger)
42      {
43          super(workingMemory);
44          this.logger = logger;
45      }
46  
47      public WorkingMemorySLF4JLogger(KnowledgeRuntimeEventManager session, Logger logger)
48      {
49          super(session);
50          this.logger = logger;
51      }
52  
53      public void logEventCreated(LogEvent logEvent)
54      {
55          if (logger.isDebugEnabled())
56          {
57              logger.debug(logEvent.toString());
58          }
59      }
60  
61      public void close()
62      {
63          // empty
64      }
65  }