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.XmlTransient;
026
027 import org.apache.camel.Endpoint;
028 import org.apache.camel.ExchangePattern;
029 import org.apache.camel.Processor;
030 import org.apache.camel.processor.SendProcessor;
031 import org.apache.camel.spi.RouteContext;
032 import org.apache.camel.util.ObjectHelper;
033
034 /**
035 * Base class for sending to an endpoint with an optional {@link ExchangePattern}
036 *
037 * @version $Revision: 881198 $
038 */
039 @XmlAccessorType(XmlAccessType.FIELD)
040 public abstract class SendDefinition<Type extends ProcessorDefinition> extends ProcessorDefinition<Type> {
041 @XmlAttribute(required = false)
042 protected String uri;
043 @XmlAttribute(required = false)
044 protected String ref;
045 @XmlTransient
046 protected Endpoint endpoint;
047
048 public SendDefinition() {
049 }
050
051 public SendDefinition(String uri) {
052 this.uri = uri;
053 }
054
055 @Override
056 public Processor createProcessor(RouteContext routeContext) throws Exception {
057 Endpoint endpoint = resolveEndpoint(routeContext);
058 return new SendProcessor(endpoint, getPattern());
059 }
060
061 public Endpoint resolveEndpoint(RouteContext context) {
062 if (endpoint == null) {
063 endpoint = context.resolveEndpoint(getUri(), getRef());
064 }
065 return endpoint;
066 }
067
068 // Properties
069 // -----------------------------------------------------------------------
070 public String getRef() {
071 return ref;
072 }
073
074 public void setRef(String ref) {
075 this.ref = ref;
076 }
077
078 public String getUri() {
079 return uri;
080 }
081
082 public void setUri(String uri) {
083 this.uri = uri;
084 }
085
086 public Endpoint getEndpoint() {
087 return endpoint;
088 }
089
090 public void setEndpoint(Endpoint endpoint) {
091 this.endpoint = endpoint;
092 }
093
094 public ExchangePattern getPattern() {
095 return null;
096 }
097
098 public List<ProcessorDefinition> getOutputs() {
099 return Collections.emptyList();
100 }
101
102 /**
103 * Returns the endpoint URI or the name of the reference to it
104 */
105 public Object getUriOrRef() {
106 String uri = getUri();
107 if (ObjectHelper.isEmpty(uri)) {
108 return uri;
109 } else if (endpoint != null) {
110 return endpoint.getEndpointUri();
111 }
112 return getRef();
113 }
114
115 @Override
116 public String getLabel() {
117 return FromDefinition.description(getUri(), getRef(), getEndpoint());
118 }
119 }