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Groovy: A powerful, dynamic language for the JVM

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/*
 * 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.syntax;

import org.codehaus.groovy.GroovyException;

/** Base exception indicating a syntax error.
 *
 *  @author bob mcwhirter
 *
 *  @version $Id: SyntaxException.java 14281 2008-12-05 12:23:54Z glaforge $
 */
public class SyntaxException extends GroovyException {

    /** Line upon which the error occurred. */
    private final int line;

    /** Column upon which the error occurred. */
    private final int column;

    private String sourceLocator;

    public SyntaxException(String message, int line, int column) {
        super(message, false);
        this.line = line;
        this.column = column;
    }

    public SyntaxException(String message, Throwable cause, int line, int column) {
        super(message, cause);
        this.line = line;
        this.column = column;
    }

    // Properties
    // ----------------------------------------------------------------------
    public void setSourceLocator(String sourceLocator) {
        this.sourceLocator = sourceLocator;
    }

    public String getSourceLocator() {
        return this.sourceLocator;
    }

    /** Retrieve the line upon which the error occurred.
     *
     *  @return The line.
     */
    public int getLine() {
        return line;
    }

    /** Retrieve the column upon which the error occurred.
     *
     *  @return The column.
     */
    public int getStartColumn() {
        return column;
    }
    
    /** 
     * @return the end of the line on which the error occurs
     */
    public int getStartLine() {
        return getLine();
    }

    /**
     * @return the end column on which the error occurs
     */
    public int getEndColumn() {
        return getStartColumn() + 1;
    }

    public String getOriginalMessage() {
        return super.getMessage();
    }

    public String getMessage() {
        return super.getMessage() + " @ line " + line + ", column " + column + ".";
    }
}