CannotRetrieveException


1   package  org.jgroups.persistence;
2   
3   /**
4    * @author Mandar Shinde
5    * This exception inherits the Exception class and is used in
6    * cases where the Persistence Storage cannot retrieve a pair
7    * from its storage mechanism (leading to failure of mechanism)
8    */
9   
10  public class CannotRetrieveException extends Exception  
11  {
12  
13      /**
14       * @param Throwable;
15       * @param String; implementor filling in runtime reason
16       */
17      public CannotRetrieveException(Throwable   t, String   reason)
18      {
19      this.t = t;
20      this.reason = reason;
21      }
22  
23      /**
24       * @return String;
25       */
26      public String   toString()
27      {
28      String   tmp = "Exception " + t.toString() + " was thrown due to " + reason;
29      return tmp;
30      }
31  
32      /**
33       * members are made available so that the top level user can dump
34       * appropriate members on to his stack trace
35       */
36      private Throwable   t = null;
37      private String   reason = null;
38  }
39

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