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.servicemix.wsn;
018
019 import java.util.Iterator;
020 import java.util.Map;
021 import java.util.concurrent.ConcurrentHashMap;
022
023 import javax.jws.WebMethod;
024 import javax.jws.WebParam;
025 import javax.jws.WebResult;
026 import javax.jws.WebService;
027 import javax.xml.namespace.QName;
028
029 import org.w3c.dom.Element;
030
031 import org.apache.commons.logging.Log;
032 import org.apache.commons.logging.LogFactory;
033 import org.apache.servicemix.id.IdGenerator;
034 import org.apache.servicemix.common.util.DOMUtil;
035 import org.apache.servicemix.wsn.client.AbstractWSAClient;
036 import org.oasis_open.docs.wsn.b_2.CreatePullPointResponse;
037 import org.oasis_open.docs.wsn.b_2.UnableToCreatePullPointFaultType;
038 import org.oasis_open.docs.wsn.bw_2.CreatePullPoint;
039 import org.oasis_open.docs.wsn.bw_2.UnableToCreatePullPointFault;
040 import org.oasis_open.docs.wsn.bw_2.UnableToDestroyPullPointFault;
041
042 @WebService(endpointInterface = "org.oasis_open.docs.wsn.bw_2.CreatePullPoint")
043 public abstract class AbstractCreatePullPoint extends AbstractEndpoint implements CreatePullPoint {
044
045 private static Log log = LogFactory.getLog(AbstractCreatePullPoint.class);
046
047 private IdGenerator idGenerator;
048
049 private Map<String, AbstractPullPoint> pullPoints;
050
051 public AbstractCreatePullPoint(String name) {
052 super(name);
053 idGenerator = new IdGenerator();
054 pullPoints = new ConcurrentHashMap<String, AbstractPullPoint>();
055 }
056
057 public void init() throws Exception {
058 register();
059 }
060
061 public void destroy() throws Exception {
062 unregister();
063 }
064
065 @Override
066 protected String createAddress() {
067 return "http://servicemix.org/wsnotification/CreatePullPoint/" + getName();
068 }
069
070 @WebMethod(operationName = "CreatePullPoint")
071 @WebResult(name = "CreatePullPointResponse",
072 targetNamespace = "http://docs.oasis-open.org/wsn/b-2",
073 partName = "CreatePullPointResponse")
074 public CreatePullPointResponse createPullPoint(
075 @WebParam(name = "CreatePullPoint",
076 targetNamespace = "http://docs.oasis-open.org/wsn/b-2",
077 partName = "CreatePullPointRequest")
078 org.oasis_open.docs.wsn.b_2.CreatePullPoint createPullPointRequest) throws UnableToCreatePullPointFault {
079
080 log.debug("CreatePullEndpoint");
081 return handleCreatePullPoint(createPullPointRequest, null);
082 }
083
084 public CreatePullPointResponse handleCreatePullPoint(
085 org.oasis_open.docs.wsn.b_2.CreatePullPoint createPullPointRequest,
086 EndpointManager manager) throws UnableToCreatePullPointFault {
087 AbstractPullPoint pullPoint = null;
088 boolean success = false;
089 try {
090 pullPoint = createPullPoint(createPullPointName(createPullPointRequest));
091 for (Iterator it = createPullPointRequest.getAny().iterator(); it.hasNext();) {
092 Element el = (Element) it.next();
093 if ("address".equals(el.getLocalName())
094 && "http://servicemix.apache.org/wsn2005/1.0".equals(el.getNamespaceURI())) {
095 String address = DOMUtil.getElementText(el).trim();
096 pullPoint.setAddress(address);
097 }
098 }
099 pullPoint.setCreatePullPoint(this);
100 pullPoints.put(pullPoint.getAddress(), pullPoint);
101 pullPoint.create(createPullPointRequest);
102 if (manager != null) {
103 pullPoint.setManager(manager);
104 }
105 pullPoint.register();
106 CreatePullPointResponse response = new CreatePullPointResponse();
107 response.setPullPoint(AbstractWSAClient.createWSA(pullPoint.getAddress()));
108 success = true;
109 return response;
110 } catch (EndpointRegistrationException e) {
111 log.warn("Unable to register new endpoint", e);
112 UnableToCreatePullPointFaultType fault = new UnableToCreatePullPointFaultType();
113 throw new UnableToCreatePullPointFault("Unable to register new endpoint", fault, e);
114 } finally {
115 if (!success && pullPoint != null) {
116 pullPoints.remove(pullPoint.getAddress());
117 try {
118 pullPoint.destroy();
119 } catch (UnableToDestroyPullPointFault e) {
120 log.info("Error destroying pullPoint", e);
121 }
122 }
123 }
124 }
125
126 protected String createPullPointName(org.oasis_open.docs.wsn.b_2.CreatePullPoint createPullPointRequest) {
127 // Let the creator decide which pull point name to use
128 String name = null;
129 for (Iterator it = createPullPointRequest.getAny().iterator(); it.hasNext();) {
130 Element el = (Element) it.next();
131 if ("name".equals(el.getLocalName())
132 && "http://servicemix.apache.org/wsn2005/1.0".equals(el.getNamespaceURI())) {
133 name = DOMUtil.getElementText(el).trim();
134 }
135 }
136 if (name == null) {
137 // If no name is given, just generate one
138 name = idGenerator.generateSanitizedId();
139 }
140 return name;
141 }
142
143 public void destroyPullPoint(String address) throws UnableToDestroyPullPointFault {
144 AbstractPullPoint pullPoint = pullPoints.remove(address);
145 if (pullPoint != null) {
146 pullPoint.destroy();
147 }
148 }
149
150 protected abstract AbstractPullPoint createPullPoint(String name);
151
152 }