001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.camel.spring.handler;
018
019 import org.w3c.dom.Element;
020
021 import org.springframework.beans.factory.support.BeanDefinitionBuilder;
022 import org.springframework.beans.factory.xml.ParserContext;
023 import org.springframework.util.xml.DomUtils;
024
025 /**
026 * A parser of the various scripting language expressions
027 *
028 * @version $Revision: 663832 $
029 */
030 public class ScriptDefinitionParser extends LazyLoadingBeanDefinitionParser {
031 private final String scriptEngineName;
032
033 public ScriptDefinitionParser(String scriptEngineName) {
034 super("org.apache.camel.builder.script.ScriptBuilder", "camel-script");
035 this.scriptEngineName = scriptEngineName;
036 }
037
038 @Override
039 protected void doParse(Element element, ParserContext parserContext, BeanDefinitionBuilder builder) {
040 // lets create a child context
041 String engine = scriptEngineName;
042 if (engine == null) {
043 engine = element.getAttribute("language");
044 }
045 builder.addConstructorArgValue(engine);
046 super.doParse(element, parserContext, builder);
047 String scriptText = DomUtils.getTextValue(element).trim();
048 if (scriptText.length() > 0) {
049 builder.addPropertyValue("scriptText", scriptText);
050 }
051 }
052 }