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.Exchange;
025 import org.apache.camel.Expression;
026 import org.apache.camel.Predicate;
027 import org.apache.camel.language.bean.BeanExpression;
028 import org.apache.camel.spi.RouteContext;
029
030 /**
031 * For expressions and predicates using the
032 * <a href="http://activemq.apache.org/camel/bean-language.html">bean language</a>
033 *
034 * @version $Revision: 679483 $
035 */
036 @XmlRootElement(name = "methodCall")
037 @XmlAccessorType(XmlAccessType.FIELD)
038 public class MethodCallExpression extends ExpressionType {
039 @XmlAttribute(required = false)
040 private String bean;
041 @XmlAttribute(required = false)
042 private String method;
043
044 public MethodCallExpression() {
045 }
046
047 public MethodCallExpression(String beanName) {
048 super(beanName);
049 }
050
051 public MethodCallExpression(String beanName, String method) {
052 super(beanName);
053 this.method = method;
054 }
055
056 public String getLanguage() {
057 return "bean";
058 }
059
060 public String getMethod() {
061 return method;
062 }
063
064 public void setMethod(String method) {
065 this.method = method;
066 }
067
068 @Override
069 public Expression createExpression(RouteContext routeContext) {
070 return new BeanExpression(beanName(), getMethod());
071 }
072
073 @Override
074 public Predicate<Exchange> createPredicate(RouteContext routeContext) {
075 return new BeanExpression<Exchange>(beanName(), getMethod());
076 }
077
078 protected String beanName() {
079 if (bean != null) {
080 return bean;
081 }
082 return getExpression();
083 }
084 }