1 /** 2 * 3 * Copyright 2003-2004 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 // 19 // This source code implements specifications defined by the Java 20 // Community Process. In order to remain compliant with the specification 21 // DO NOT add / change / or delete method signatures! 22 // 23 24 package javax.servlet.jsp.el; 25 26 27 /** 28 * Represents any of the exception conditions that arise during the 29 * operation evaluation of the evaluator. 30 * 31 * @since 2.0 32 */ 33 public class ELException 34 extends Exception 35 { 36 //------------------------------------- 37 // Member variables 38 //------------------------------------- 39 40 private Throwable mRootCause; 41 42 //------------------------------------- 43 /** 44 * Creates an ELException with no detail message. 45 **/ 46 public ELException () 47 { 48 super (); 49 } 50 51 //------------------------------------- 52 /** 53 * Creates an ELException with the provided detail message. 54 * 55 * @param pMessage the detail message 56 **/ 57 public ELException (String pMessage) 58 { 59 super (pMessage); 60 } 61 62 //------------------------------------- 63 /** 64 * Creates an ELException with the given root cause. 65 * 66 * @param pRootCause the originating cause of this exception 67 **/ 68 public ELException (Throwable pRootCause) 69 { 70 super( pRootCause.getLocalizedMessage() ); 71 mRootCause = pRootCause; 72 } 73 74 //------------------------------------- 75 /** 76 * Creates an ELException with the given detail message and root cause. 77 * 78 * @param pMessage the detail message 79 * @param pRootCause the originating cause of this exception 80 **/ 81 public ELException (String pMessage, 82 Throwable pRootCause) 83 { 84 super (pMessage); 85 mRootCause = pRootCause; 86 } 87 88 //------------------------------------- 89 /** 90 * Returns the root cause. 91 * 92 * @return the root cause of this exception 93 */ 94 public Throwable getRootCause () 95 { 96 return mRootCause; 97 } 98 }