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1   /*
2    * Copyright 2001-2004 The Apache Software Foundation.
3    * 
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    * 
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    * 
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.apache.juddi.function;
17  
18  import org.apache.commons.logging.Log;
19  import org.apache.commons.logging.LogFactory;
20  import org.apache.juddi.datastore.DataStore;
21  import org.apache.juddi.datastore.DataStoreFactory;
22  import org.apache.juddi.datatype.RegistryObject;
23  import org.apache.juddi.datatype.request.GetSubscriptions;
24  import org.apache.juddi.datatype.response.Subscriptions;
25  import org.apache.juddi.error.InvalidKeyPassedException;
26  import org.apache.juddi.error.InvalidTimeException;
27  import org.apache.juddi.error.InvalidValueException;
28  import org.apache.juddi.error.RegistryException;
29  import org.apache.juddi.error.UnsupportedException;
30  import org.apache.juddi.error.UserMismatchException;
31  import org.apache.juddi.registry.RegistryEngine;
32  import org.apache.juddi.util.Config;
33  
34  /***
35   * @author Steve Viens (sviens@apache.org)
36   */
37  public class GetSubscriptionsFunction extends AbstractFunction
38  {
39    // private reference to jUDDI Logger
40    private static Log log = LogFactory.getLog(GetSubscriptionsFunction.class);
41  
42    /***
43     *
44     */
45    public GetSubscriptionsFunction(RegistryEngine registry)
46    {
47      super(registry);
48    }
49  
50    /***
51     *
52     */
53    public RegistryObject execute(RegistryObject regObject)
54      throws RegistryException
55    {
56      GetSubscriptions request = (GetSubscriptions)regObject;
57      String generic = request.getGeneric();
58  
59      // aquire a jUDDI datastore instance
60      DataStore dataStore = DataStoreFactory.getDataStore();
61  
62      try
63      {
64        dataStore.beginTrans();
65  
66        // TODO (UDDI v3) Implement get_subscriptions business logic.
67        
68        dataStore.commit();
69  
70        // create a new PublisherDetail and stuff the new tModelVector into it.
71        Subscriptions subs = new Subscriptions();
72        subs.setGeneric(generic);
73        subs.setOperator(Config.getOperator());
74        return subs;
75      }
76      catch(InvalidKeyPassedException ex)
77      {
78        try { dataStore.rollback(); } catch(Exception e) { }
79        log.info(ex);
80        throw (RegistryException)ex;
81      }
82      catch(InvalidValueException ex)
83      {
84        try { dataStore.rollback(); } catch(Exception e) { }
85        log.info(ex);
86        throw (RegistryException)ex;
87      }
88      catch(UnsupportedException ex)
89      {
90        try { dataStore.rollback(); } catch(Exception e) { }
91        log.info(ex);
92        throw (RegistryException)ex;
93      }
94      catch(UserMismatchException ex)
95      {
96        try { dataStore.rollback(); } catch(Exception e) { }
97        log.info(ex);
98        throw (RegistryException)ex;
99      }
100     catch(InvalidTimeException ex)
101     {
102       try { dataStore.rollback(); } catch(Exception e) { }
103       log.info(ex);
104       throw (RegistryException)ex;
105     }
106     catch(RegistryException regex)
107     {
108       try { dataStore.rollback(); } catch(Exception e) { }
109       log.error(regex);
110       throw (RegistryException)regex;
111     }
112     catch(Exception ex)
113     {
114       try { dataStore.rollback(); } catch(Exception e) { }
115       log.error(ex);
116       throw new RegistryException(ex);
117     }
118     finally
119     {
120       if (dataStore != null)
121         dataStore.release();
122     }
123 
124   }
125 
126 
127   /****************************************************************************/
128   /****************************** TEST DRIVER *********************************/
129   /****************************************************************************/
130 
131 
132   public static void main(String[] args)
133   {
134     // initialize the registry
135     RegistryEngine reg = new RegistryEngine();
136     reg.init();
137 
138     try
139     {
140     }
141     catch (Exception ex)
142     {
143       // write execption to the console
144       ex.printStackTrace();
145     }
146     finally
147     {
148       // destroy the registry
149       reg.dispose();
150     }
151   }
152 }