001    /**
002     *
003     * Copyright 2004 James Strachan
004     *
005     * Licensed under the Apache License, Version 2.0 (the "License");
006     * you may not use this file except in compliance with the License.
007     * You may obtain a copy of the License at
008     *
009     * http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     *
017     **/
018    package org.codehaus.groovy.antlr;
019    
020    import antlr.collections.AST;
021    
022    /**
023     * @author <a href="mailto:jstrachan@protique.com">James Strachan</a>
024     * @version $Revision: 1.1 $
025     */
026    public class ASTRuntimeException extends RuntimeException {
027        private AST ast;
028    
029        public ASTRuntimeException(AST ast, String message) {
030            super(message + description(ast));
031            this.ast = ast;
032        }
033    
034        public ASTRuntimeException(AST ast, String message, Throwable throwable) {
035            super(message + description(ast), throwable);
036        }
037    
038        protected static String description(AST node) {
039            return (node != null) ? " at line: " + node.getLine() + " column: " + node.getColumn() : "";
040        }
041    
042        public AST getAst() {
043            return ast;
044        }
045    
046        public int getLine() {
047            return ast != null ? ast.getLine() : -1;
048        }
049    
050        public int getColumn() {
051            return ast != null ? ast.getColumn() : -1;
052        }
053    
054    }