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.ArrayList;
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.XmlElement;
025 import javax.xml.bind.annotation.XmlElementRef;
026 import javax.xml.bind.annotation.XmlRootElement;
027 import javax.xml.bind.annotation.XmlTransient;
028
029 import org.apache.camel.Processor;
030 import org.apache.camel.impl.RouteContext;
031 import org.apache.camel.processor.CatchProcessor;
032 import org.apache.camel.util.ObjectHelper;
033
034 /**
035 * @version $Revision: 1.1 $
036 */
037 @XmlRootElement(name = "catch")
038 @XmlAccessorType(XmlAccessType.FIELD)
039 public class CatchType extends ProcessorType {
040 @XmlElementRef
041 private List<InterceptorType> interceptors = new ArrayList<InterceptorType>();
042 @XmlElement(name = "exception")
043 private List<String> exceptions = new ArrayList<String>();
044 @XmlElementRef
045 private List<ProcessorType> outputs = new ArrayList<ProcessorType>();
046 @XmlTransient
047 private List<Class> exceptionClasses;
048
049 public CatchType() {
050 }
051
052 public CatchType(List<Class> exceptionClasses) {
053 this.exceptionClasses = exceptionClasses;
054 }
055
056 public CatchType(Class exceptionType) {
057 exceptionClasses = new ArrayList<Class>();
058 exceptionClasses.add(exceptionType);
059 }
060
061 @Override
062 public String toString() {
063 return "Catch[ " + getExceptionClasses() + " -> " + getOutputs() + "]";
064 }
065
066 @Override
067 public CatchProcessor createProcessor(RouteContext routeContext) throws Exception {
068 Processor childProcessor = routeContext.createProcessor(this);
069 return new CatchProcessor(getExceptionClasses(), childProcessor);
070 }
071
072 public List<InterceptorType> getInterceptors() {
073 return interceptors;
074 }
075
076 public void setInterceptors(List<InterceptorType> interceptors) {
077 this.interceptors = interceptors;
078 }
079
080 public List<ProcessorType> getOutputs() {
081 return outputs;
082 }
083
084 public void setOutputs(List<ProcessorType> outputs) {
085 this.outputs = outputs;
086 }
087
088 public List<Class> getExceptionClasses() {
089 if (exceptionClasses == null) {
090 exceptionClasses = createExceptionClasses();
091 }
092 return exceptionClasses;
093 }
094
095 public void setExceptionClasses(List<Class> exceptionClasses) {
096 this.exceptionClasses = exceptionClasses;
097 }
098
099 public List<String> getExceptions() {
100 return exceptions;
101 }
102
103 public void setExceptions(List<String> exceptions) {
104 this.exceptions = exceptions;
105 }
106
107 protected List<Class> createExceptionClasses() {
108 List<String> list = getExceptions();
109 List<Class> answer = new ArrayList<Class>(list.size());
110 for (String name : list) {
111 Class type = ObjectHelper.loadClass(name, getClass().getClassLoader());
112 answer.add(type);
113 }
114 return answer;
115 }
116 }