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 @Override 055 public String toString() { 056 if (faultRef != null) { 057 return "ThrowFault[ref: " + faultRef + "]"; 058 } else { 059 return "ThrowFault[" + fault.getClass().getCanonicalName(); 060 } 061 } 062 063 public void setFault(Throwable fault) { 064 this.fault = fault; 065 } 066 067 public Throwable getFault() { 068 return fault; 069 } 070 071 public void setFaultRef(String ref) { 072 this.faultRef = ref; 073 } 074 075 public String getFaultRef() { 076 return faultRef; 077 } 078 079 @Override 080 public Processor createProcessor(RouteContext routeContext) { 081 if (processor == null) { 082 if (fault == null) { 083 fault = routeContext.lookup(faultRef, Throwable.class); 084 if (fault == null) { 085 // can't find the fault instance, create a new one 086 fault = new CamelException(faultRef); 087 } 088 } 089 processor = new ThrowFaultProcessor(fault); 090 } 091 return processor; 092 } 093 094 @Override 095 public List<ProcessorType<?>> getOutputs() { 096 return Collections.EMPTY_LIST; 097 } 098 }