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    1   /***
    2    *
    3    * Copyright 2004 James Strachan
    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  package org.codehaus.groovy.antlr;
    19
    20  import antlr.collections.AST;
    21
    22  /***
    23   * @author <a href="mailto:jstrachan@protique.com">James Strachan</a>
    24   * @version $Revision: 1.1 $
    25   */
    26  public class ASTRuntimeException extends RuntimeException {
    27      private AST ast;
    28
    29      public ASTRuntimeException(AST ast, String message) {
    30          super(message + description(ast));
    31          this.ast = ast;
    32      }
    33
    34      public ASTRuntimeException(AST ast, String message, Throwable throwable) {
    35          super(message + description(ast), throwable);
    36      }
    37
    38      protected static String description(AST node) {
    39          return (node != null) ? " at line: " + node.getLine() + " column: " + node.getColumn() : "";
    40      }
    41
    42      public AST getAst() {
    43          return ast;
    44      }
    45
    46      public int getLine() {
    47          return ast != null ? ast.getLine() : -1;
    48      }
    49
    50      public int getColumn() {
    51          return ast != null ? ast.getColumn() : -1;
    52      }
    53
    54  }