ConnectionLeakEventImpl


1   /*
2    * @(#) ConnectionLeakEventImpl.java 1.0 02/08/01
3    */
4   
5   package org.smartlib.pool.core;
6   
7   import java.sql.*;
8   
9   /**
10   * This class provides an implementation of the ConnectionLeakEvent interface
11   * thus encapsulating a connection leak event.
12   * 
13   * @author  Sachin Shekar Shetty  
14   * @version 1.0, 02/08/01
15   */
16  
17  public class ConnectionLeakEventImpl implements ConnectionLeakEvent {
18  
19      private Connection conn;
20      private String   owner;
21      private long lastAccessedTime;
22      private long connectionObtainedTime;
23      private String   poolName;
24  
25      /**
26       * @param conn Connection for which the time out has occured.
27       * @param owner Owner of the connection.
28       * @param lastAccessedTime Timestamp when the connection was last accessed 
29       *          directly or through Statements, PreparedStatements, 
30       *          CallableStatements.
31       * @param connectionObtainedTime Timestamp when the connection was obtained 
32       *      from the pool.   
33       * @param poolName Name of the pool to which the connection belongs.
34       */
35      ConnectionLeakEventImpl(Connection conn, String   owner,
36                      long lastAccessedTime, long connectionObtainedTime, 
37                      String   poolName) {
38          
39          this.conn = conn;
40          this.owner= owner;
41          this.lastAccessedTime = lastAccessedTime;
42          this.connectionObtainedTime = connectionObtainedTime;
43          this.poolName = poolName;
44      
45      }
46  
47      /**
48       * @return Connection which has been blocked by the consumer for more 
49       * than the specified time.
50       */
51      public Connection getConnection() {
52          
53          return conn;
54          
55      }
56  
57      /**
58       * @return Owner of the connection.
59       */
60      public String   getOwner() {
61  
62          return owner;
63  
64      }
65  
66      /**
67       * @return Timestamp when the connection was last accessed.
68       */
69      public long getLastAccessedTime() {
70  
71          return lastAccessedTime;
72  
73      }
74  
75      /**
76       * @return Timestamp when connection was drawn from the pool.
77       */
78      public long getConnectionObtainedTime() {
79  
80          return connectionObtainedTime;
81          
82      }
83  
84      /**
85       * @return Name of the pool.
86       */
87      public String   getPoolName() {
88  
89          return poolName;
90          
91      }
92      // toString method , makes debugging easy.
93      public String   toString() {
94  
95          StringBuffer   sb = new StringBuffer  ();
96          sb.append("\nConnectionLeakEvent--------->");
97          sb.append("\n\tConnection: " + conn);
98          sb.append("\n\tOwner: " + owner);
99          sb.append("\n\tlastAccessedTime:  " + lastAccessedTime  );
100         sb.append("\n\tconnectionObtainedTime :  " + connectionObtainedTime );
101         sb.append("\n\tpoolName :  " + poolName );
102         return (sb.toString()); 
103 
104     }
105     
106 }
107
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