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Groovy example source code file (ASTRuntimeException.java)

This example Groovy source code file (ASTRuntimeException.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

ast, ast, astruntimeexception, astruntimeexception, runtimeexception, runtimeexception, string, string, throwable

The Groovy ASTRuntimeException.java source code

/*
 * Copyright 2003-2007 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.codehaus.groovy.antlr;

import antlr.collections.AST;

/**
 * @author <a href="mailto:jstrachan@protique.com">James Strachan
 * @version $Revision: 8004 $
 */
public class ASTRuntimeException extends RuntimeException {
    private final AST ast;

    public ASTRuntimeException(AST ast, String message) {
        super(message + description(ast));
        this.ast = ast;
    }

    public ASTRuntimeException(AST ast, String message, Throwable throwable) {
        super(message + description(ast), throwable);
        this.ast = null;
    }

    protected static String description(AST node) {
        return (node != null) ? " at line: " + node.getLine() + " column: " + node.getColumn() : "";
    }

    public AST getAst() {
        return ast;
    }

    public int getLine() {
        return ast != null ? ast.getLine() : -1;
    }

    public int getColumn() {
        return ast != null ? ast.getColumn() : -1;
    }

}

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