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.CamelException;
029 import org.apache.camel.Processor;
030 import org.apache.camel.processor.ThrowFaultProcessor;
031 import org.apache.camel.spi.RouteContext;
032
033 /**
034 * Represents an XML <throwFault/> element
035 */
036 @XmlRootElement(name = "throwFault")
037 @XmlAccessorType(XmlAccessType.FIELD)
038 public class ThrowFaultType extends ProcessorType<ThrowFaultType> {
039 @XmlTransient
040 private Throwable fault;
041 @XmlTransient
042 private Processor processor;
043 @XmlAttribute (required = true)
044 private String faultRef;
045
046 public ThrowFaultType() {
047 }
048
049 @Override
050 public String getShortName() {
051 return "throwFault";
052 }
053
054 public void setFault(Throwable fault) {
055 this.fault = fault;
056 }
057
058 public Throwable getFault() {
059 return fault;
060 }
061
062 public void setFaultRef(String ref) {
063 this.faultRef = ref;
064 }
065
066 public String getFaultRef() {
067 return faultRef;
068 }
069
070 @Override
071 public Processor createProcessor(RouteContext routeContext) {
072
073 if (processor == null) {
074 if (fault == null) {
075 fault = routeContext.lookup(faultRef, Throwable.class);
076 if (fault == null) {
077 // can't find the fault instance, create a new one
078 fault = new CamelException(faultRef);
079 }
080 }
081 processor = new ThrowFaultProcessor(fault);
082 }
083 return processor;
084 }
085
086 @Override
087 public List<ProcessorType<?>> getOutputs() {
088 return Collections.EMPTY_LIST;
089 }
090 }