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Java > Open Source Codes > org > apache > servicemix > wsn > AbstractCreatePullPoint


1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 package org.apache.servicemix.wsn;
18
19 import java.util.Iterator JavaDoc;
20 import java.util.Map JavaDoc;
21 import java.util.concurrent.ConcurrentHashMap JavaDoc;
22
23 import javax.jws.WebMethod;
24 import javax.jws.WebParam;
25 import javax.jws.WebResult;
26 import javax.jws.WebService;
27
28 import org.apache.activemq.util.IdGenerator;
29 import org.apache.commons.logging.Log;
30 import org.apache.commons.logging.LogFactory;
31 import org.apache.servicemix.jbi.util.DOMUtil;
32 import org.apache.servicemix.wsn.jaxws.CreatePullPoint;
33 import org.apache.servicemix.wsn.jaxws.UnableToCreatePullPointFault;
34 import org.apache.servicemix.wsn.jaxws.UnableToDestroyPullPointFault;
35 import org.oasis_open.docs.wsn.b_2.CreatePullPointResponse;
36 import org.oasis_open.docs.wsn.b_2.UnableToCreatePullPointFaultType;
37 import org.w3c.dom.Element JavaDoc;
38
39 @WebService(endpointInterface = "org.apache.servicemix.wsn.jaxws.CreatePullPoint")
40 public abstract class AbstractCreatePullPoint extends AbstractEndpoint implements CreatePullPoint {
41
42     private static Log log = LogFactory.getLog(AbstractCreatePullPoint.class);
43
44     private IdGenerator idGenerator;
45
46     private Map JavaDoc<String JavaDoc, AbstractPullPoint> pullPoints;
47
48     public AbstractCreatePullPoint(String JavaDoc name) {
49         super(name);
50         idGenerator = new IdGenerator();
51         pullPoints = new ConcurrentHashMap JavaDoc<String JavaDoc, AbstractPullPoint>();
52     }
53
54     public void init() throws Exception JavaDoc {
55         register();
56     }
57     
58     @Override JavaDoc
59     protected String JavaDoc createAddress() {
60         return "http://servicemix.org/wsnotification/CreatePullPoint/" + getName();
61     }
62
63     @WebMethod(operationName = "CreatePullPoint")
64     @WebResult(name = "CreatePullPointResponse", targetNamespace = "http://docs.oasis-open.org/wsn/b-2", partName = "CreatePullPointResponse")
65     public CreatePullPointResponse createPullPoint(
66         @WebParam(name = "CreatePullPoint", targetNamespace = "http://docs.oasis-open.org/wsn/b-2", partName = "CreatePullPointRequest")
67         org.oasis_open.docs.wsn.b_2.CreatePullPoint createPullPointRequest)
68             throws UnableToCreatePullPointFault {
69
70         log.debug("CreatePullEndpoint");
71         return handleCreatePullPoint(createPullPointRequest, null);
72     }
73
74     public CreatePullPointResponse handleCreatePullPoint(org.oasis_open.docs.wsn.b_2.CreatePullPoint createPullPointRequest, EndpointManager manager)
75             throws UnableToCreatePullPointFault {
76         AbstractPullPoint pullPoint = null;
77         boolean success = false;
78         try {
79             pullPoint = createPullPoint(idGenerator.generateSanitizedId());
80             for (Iterator JavaDoc it = createPullPointRequest.getAny().iterator(); it.hasNext();) {
81                 Element JavaDoc el = (Element JavaDoc) it.next();
82                 if ("address".equals(el.getLocalName())
83                         && "http://servicemix.apache.org/wsn2005/1.0".equals(el.getNamespaceURI())) {
84                     String JavaDoc address = DOMUtil.getElementText(el).trim();
85                     pullPoint.setAddress(address);
86                 }
87             }
88             pullPoint.setCreatePullPoint(this);
89             pullPoints.put(pullPoint.getAddress(), pullPoint);
90             pullPoint.create(createPullPointRequest);
91             if (manager != null) {
92                 pullPoint.setManager(manager);
93             }
94             pullPoint.register();
95             CreatePullPointResponse response = new CreatePullPointResponse();
96             response.setPullPoint(createEndpointReference(pullPoint.getAddress()));
97             success = true;
98             return response;
99         } catch (EndpointRegistrationException e) {
100             UnableToCreatePullPointFaultType fault = new UnableToCreatePullPointFaultType();
101             throw new UnableToCreatePullPointFault("Unable to register new endpoint", fault, e);
102         } finally {
103             if (!success && pullPoint != null) {
104                 pullPoints.remove(pullPoint.getAddress());
105                 try {
106                     pullPoint.destroy();
107                 } catch (UnableToDestroyPullPointFault e) {
108                     log.info("Error destroying pullPoint", e);
109                 }
110             }
111         }
112     }
113
114     public void destroyPullPoint(String JavaDoc address) throws UnableToDestroyPullPointFault {
115         AbstractPullPoint pullPoint = pullPoints.remove(address);
116         if (pullPoint != null) {
117             pullPoint.destroy();
118         }
119     }
120
121     protected abstract AbstractPullPoint createPullPoint(String JavaDoc name);
122
123 }
124
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