    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
    015    package org.apache.tapestry5.internal.parser;
    016
    017    import org.apache.tapestry5.ioc.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     */
    024    public 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    }