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: 1916 $ 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 }