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.model.language;
018
019 import javax.xml.bind.annotation.XmlAccessType;
020 import javax.xml.bind.annotation.XmlAccessorType;
021 import javax.xml.bind.annotation.XmlAttribute;
022 import javax.xml.bind.annotation.XmlRootElement;
023
024 import org.apache.camel.Expression;
025 import org.apache.camel.Predicate;
026 import org.apache.camel.spi.RouteContext;
027
028 /**
029 * For XPath expressions and predicates
030 *
031 * @version $Revision: 679483 $
032 */
033 @XmlRootElement(name = "xpath")
034 @XmlAccessorType(XmlAccessType.FIELD)
035 public class XPathExpression extends NamespaceAwareExpression {
036 @XmlAttribute(required = false)
037 private Class resultType;
038
039 public XPathExpression() {
040 }
041
042 public XPathExpression(String expression) {
043 super(expression);
044 }
045
046 public String getLanguage() {
047 return "xpath";
048 }
049
050 public Class getResultType() {
051 return resultType;
052 }
053
054 public void setResultType(Class resultType) {
055 this.resultType = resultType;
056 }
057
058 @Override
059 protected void configureExpression(RouteContext routeContext, Expression expression) {
060 super.configureExpression(routeContext, expression);
061 if (resultType != null) {
062 setProperty(expression, "resultType", resultType);
063 }
064 }
065
066 @Override
067 protected void configurePredicate(RouteContext routeContext, Predicate predicate) {
068 super.configurePredicate(routeContext, predicate);
069 if (resultType != null) {
070 setProperty(predicate, "resultType", resultType);
071 }
072 }
073 }