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            setType(typeClass.getName());
055        }
056    
057        @Override
058        public String toString() {        
059            return "convertBodyTo[" + getType() + "]";
060        }
061    
062        @Override
063        public String getShortName() {
064            return "convertBodyTo";
065        }
066    
067        @Override
068        public Processor createProcessor(RouteContext routeContext) throws Exception {
069            return new ConvertBodyProcessor(getTypeClass());
070        }
071    
072        @Override
073        public List<ProcessorType<?>> getOutputs() {
074            return Collections.EMPTY_LIST;
075        }
076    
077        protected Class createTypeClass() {
078            return ObjectHelper.loadClass(getType(), getClass().getClassLoader());
079        }
080    
081        public void setType(String type) {
082            this.type = type;
083        }
084    
085        public String getType() {
086            return type;
087        }
088    
089        public void setTypeClass(Class typeClass) {
090            this.typeClass = typeClass;
091        }
092    
093        public Class getTypeClass() {
094            if (typeClass == null) {
095                Class clazz = createTypeClass();
096                if (clazz == null) {
097                    throw new RuntimeCamelException("Can't load the class with the class name: " + getType());
098                }
099                setTypeClass(clazz);
100            }
101            return typeClass;
102        }
103    }