001// Copyright 2004, 2005 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.tapestry.script; 016 017import org.apache.tapestry.coerce.ValueConverter; 018import org.apache.tapestry.services.ExpressionEvaluator; 019import org.apache.tapestry.util.xml.BaseRule; 020import org.apache.tapestry.util.xml.RuleDirectedParser; 021import org.xml.sax.Attributes; 022 023/** 024 * Rule for <script> element. Creates a {@link org.apache.tapestry.script.ParsedScript}. 025 * 026 * @author Howard Lewis Ship 027 * @since 3.0 028 */ 029public class ScriptRule extends BaseRule 030{ 031 /** @since 4.0 */ 032 private ExpressionEvaluator _evaluator; 033 034 /** @since 4.0 */ 035 private ValueConverter _valueConverter; 036 037 public ScriptRule(ExpressionEvaluator evaluator, ValueConverter valueConverter) 038 { 039 _evaluator = evaluator; 040 _valueConverter = valueConverter; 041 } 042 043 public void endElement(RuleDirectedParser parser) 044 { 045 parser.pop(); 046 } 047 048 public void startElement(RuleDirectedParser parser, Attributes attributes) 049 { 050 ParsedScript script = new ParsedScript(_evaluator, _valueConverter, parser.getLocation()); 051 052 parser.push(script); 053 } 054 055}