001// Copyright 2008 The Apache Software Foundation
002//
003// Licensed under the Apache License, Version 2.0 (the "License");
004// you may not use this file except in compliance with the License.
005// You may obtain a copy of the License at
006//
007//     http://www.apache.org/licenses/LICENSE-2.0
008//
009// Unless required by applicable law or agreed to in writing, software
010// distributed under the License is distributed on an "AS IS" BASIS,
011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012// See the License for the specific language governing permissions and
013// limitations under the License.
014
015package org.apache.tapestry5.internal.services;
016
017/**
018 * Exception thrown when there is a problem parsing a property expression using the ANTLR property expression grammar.
019 */
020public class PropertyExpressionException extends RuntimeException
021{
022    private final String expression;
023
024    public PropertyExpressionException(String message, String expression, Throwable cause)
025    {
026        super(message, cause);
027
028        this.expression = expression;
029    }
030
031    /**
032     * Returns the property expression containing the error.
033     */
034    public String getExpression()
035    {
036        return expression;
037    }
038}