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;
018    
019    import java.util.Collections;
020    import java.util.List;
021    
022    import javax.xml.bind.annotation.XmlAccessType;
023    import javax.xml.bind.annotation.XmlAccessorType;
024    import javax.xml.bind.annotation.XmlAttribute;
025    import javax.xml.bind.annotation.XmlRootElement;
026    import javax.xml.bind.annotation.XmlTransient;
027    
028    import org.apache.camel.Processor;
029    import org.apache.camel.RuntimeCamelException;
030    import org.apache.camel.processor.ConvertBodyProcessor;
031    import org.apache.camel.spi.RouteContext;
032    import org.apache.camel.util.ObjectHelper;
033    
034    /**
035     * Represents an XML <convertBodyTo/> element
036     */
037    @XmlRootElement(name = "convertBodyTo")
038    @XmlAccessorType(XmlAccessType.FIELD)
039    public class ConvertBodyType extends ProcessorType<ProcessorType> {
040        @XmlAttribute
041        private String type;
042        @XmlTransient
043        private Class typeClass;
044    
045        public ConvertBodyType() {
046        }
047    
048        public ConvertBodyType(String type) {
049            setType(type);
050        }
051    
052        public ConvertBodyType(Class typeClass) {
053            setTypeClass(typeClass);
054        }
055    
056        @Override
057        public String toString() {
058            return "convertBodyTo[" + getType() + "]";
059        }
060    
061        @Override
062        public String getShortName() {
063            return "convertBodyTo";
064        }
065    
066        @Override
067        public Processor createProcessor(RouteContext routeContext) throws Exception {
068            return new ConvertBodyProcessor(getTypeClass());
069        }
070    
071        @Override
072        public List<ProcessorType<?>> getOutputs() {
073            return Collections.EMPTY_LIST;
074        }
075    
076        protected Class createTypeClass() {
077            return ObjectHelper.loadClass(getType(), getClass().getClassLoader());
078        }
079    
080        public void setType(String type) {
081            this.type = type;
082        }
083    
084        public String getType() {
085            return type;
086        }
087    
088        public void setTypeClass(Class typeClass) {
089            this.typeClass = typeClass;
090        }
091    
092        public Class getTypeClass() {
093            if (typeClass == null) {
094                Class clazz = createTypeClass();
095                if (clazz == null) {
096                    throw new RuntimeCamelException("Can't load the class with the class name: " + getType());
097                }
098                setTypeClass(clazz);
099            }
100            return typeClass;
101        }
102    }