001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements. See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership. The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the  "License");
007     * you may not use this file except in compliance with the License.
008     * You may obtain a copy of the License at
009     *
010     *     http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing, software
013     * distributed under the License is distributed on an "AS IS" BASIS,
014     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015     * See the License for the specific language governing permissions and
016     * limitations under the License.
017     */
018    /*
019     * $Id: TypeCheckError.java 468649 2006-10-28 07:00:55Z minchau $
020     */
021    
022    package org.apache.xalan.xsltc.compiler.util;
023    
024    import org.apache.xalan.xsltc.compiler.SyntaxTreeNode;
025    
026    /**
027     * @author Jacek Ambroziak
028     * @author Santiago Pericas-Geertsen
029     */
030    public class TypeCheckError extends Exception {
031        static final long serialVersionUID = 3246224233917854640L;
032        ErrorMsg _error = null;
033        SyntaxTreeNode _node = null;
034            
035        public TypeCheckError(SyntaxTreeNode node) {
036            super();
037            _node = node;
038        }
039    
040        public TypeCheckError(ErrorMsg error) {
041            super();
042            _error = error;
043        }
044            
045        public TypeCheckError(String code, Object param) {
046            super();
047            _error = new ErrorMsg(code, param);
048        }
049    
050        public TypeCheckError(String code, Object param1, Object param2) {
051            super();
052            _error = new ErrorMsg(code, param1, param2);
053        }
054    
055        public ErrorMsg getErrorMsg() {
056            return _error;
057        }
058    
059        public String getMessage() {
060            return toString();
061        }
062    
063        public String toString() {
064            String result;
065    
066            if (_error == null) {
067                if (_node != null) {
068                    _error = new ErrorMsg(ErrorMsg.TYPE_CHECK_ERR,
069                                          _node.toString());
070                } else {
071                    _error = new ErrorMsg(ErrorMsg.TYPE_CHECK_UNK_LOC_ERR);
072                }
073            }
074    
075            return _error.toString();
076        }
077    }