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 javax.xml.bind.annotation.XmlAccessType; 020 import javax.xml.bind.annotation.XmlAccessorType; 021 import javax.xml.bind.annotation.XmlAttribute; 022 import javax.xml.bind.annotation.XmlRootElement; 023 import javax.xml.bind.annotation.XmlTransient; 024 025 import org.apache.camel.Processor; 026 import org.apache.camel.spi.RouteContext; 027 import org.apache.camel.util.ObjectHelper; 028 029 /** 030 * Represents an XML <process/> element 031 * 032 * @version $Revision: 751357 $ 033 */ 034 @XmlRootElement(name = "process") 035 @XmlAccessorType(XmlAccessType.FIELD) 036 public class ProcessDefinition extends OutputDefinition<ProcessorDefinition> { 037 @XmlAttribute(required = true) 038 private String ref; 039 @XmlTransient 040 private Processor processor; 041 042 public ProcessDefinition() { 043 } 044 045 public ProcessDefinition(Processor processor) { 046 this.processor = processor; 047 } 048 049 @Override 050 public String getShortName() { 051 return "process"; 052 } 053 054 @Override 055 public String toString() { 056 return "process[" 057 + ((ref != null) ? "ref: " + ref : processor) 058 + "]"; 059 } 060 061 @Override 062 public String getLabel() { 063 if (ref != null) { 064 return "ref: " + ref; 065 } else if (processor != null) { 066 return processor.toString(); 067 } else { 068 return ""; 069 } 070 } 071 072 public String getRef() { 073 return ref; 074 } 075 076 public void setRef(String ref) { 077 this.ref = ref; 078 } 079 080 @Override 081 public Processor createProcessor(RouteContext routeContext) { 082 if (processor == null) { 083 ObjectHelper.notNull(ref, "ref", this); 084 processor = routeContext.lookup(getRef(), Processor.class); 085 ObjectHelper.notNull(processor, "registry entry called " + getRef(), this); 086 } 087 return processor; 088 } 089 }