001// Copyright 2006 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.parser;
016
017import org.apache.tapestry5.commons.Location;
018
019/**
020 * A token containing an expression expansion from the template. Expression expansions look like Ant variables, i.e.,
021 * "${xyz}", where xyz is a binding expression. It may have a prefix or not ("prop:" will be the default prefix if not
022 * specified).
023 */
024public class ExpansionToken extends TemplateToken
025{
026    private final String expression;
027
028    public ExpansionToken(String expression, Location location)
029    {
030        super(TokenType.EXPANSION, location);
031
032        this.expression = expression;
033    }
034
035    public String getExpression()
036    {
037        return expression;
038    }
039
040    @Override
041    public String toString()
042    {
043        return String.format("Expression[%s]", expression);
044    }
045}