1 package org.apache.ojb.odmg; 2 3 /* Copyright 2003-2005 The Apache Software Foundation 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 import org.odmg.TransactionAbortedException; 19 20 /** 21 * This specialised exception allows us to capture the cause of an 22 * ODMG TransactionAbortedException. This, in turn, 23 * gives the "catcher" of the exception the ability to take different 24 * courses of action dependent upon why the transaction was aborted. <p> 25 * This exception has been created as a subclass of 26 * org.odmg.TransactionAbortedException so that we don't 27 * <ul> 28 * <li>Modify the ODMG exception - as it is defined by the ODMG spec 29 * <li>Break the spec by throwing a non ODMG exception 30 * </ul> 31 * 32 * @author Charles Anthony 33 */ 34 public class TransactionAbortedExceptionOJB extends TransactionAbortedException 35 { 36 /** 37 * The cause of a TransactionAbortedException 38 */ 39 private Throwable cause; 40 41 public TransactionAbortedExceptionOJB() 42 { 43 super(); 44 } 45 46 public TransactionAbortedExceptionOJB(String msg) 47 { 48 super(msg); 49 } 50 51 public TransactionAbortedExceptionOJB(String msg, Throwable th) 52 { 53 super(msg); 54 this.cause = th; 55 } 56 57 public TransactionAbortedExceptionOJB(Throwable cause) 58 { 59 this.cause = cause; 60 } 61 62 /** 63 * Returns the cause of the exception. May be null. 64 */ 65 public Throwable getCause() 66 { 67 return cause; 68 } 69 }