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1   /* 
2    * Copyright (c) 2007, Fraunhofer-Gesellschaft
3    * All rights reserved.
4    * 
5    * Redistribution and use in source and binary forms, with or without
6    * modification, are permitted provided that the following conditions are
7    * met:
8    * 
9    * (1) Redistributions of source code must retain the above copyright
10   *     notice, this list of conditions and the disclaimer at the end.
11   *     Redistributions in binary form must reproduce the above copyright
12   *     notice, this list of conditions and the following disclaimer in
13   *     the documentation and/or other materials provided with the
14   *     distribution.
15   * 
16   * (2) Neither the name of Fraunhofer nor the names of its
17   *     contributors may be used to endorse or promote products derived
18   *     from this software without specific prior written permission.
19   * 
20   * DISCLAIMER
21   * 
22   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
24   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
25   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
26   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
27   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
28   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
32   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33   *  
34   */
35  package org.ogf.graap.wsag.client.api;
36  
37  import org.ogf.graap.wsag.api.exceptions.ResourceUnavailableException;
38  import org.ogf.graap.wsag.api.exceptions.ResourceUnknownException;
39  
40  /**
41   * Client to an agreement factory registry. The registry is used to query a list of agreement factory clients
42   * that is hosted on a WSAG4J server.
43   * 
44   * @author Oliver Waeldrich
45   */
46  public interface AgreementFactoryRegistryClient
47  {
48      /**
49       * Default registry builder.
50       */
51      ClientLocator<AgreementFactoryRegistryClient> FACTORY =
52          new ClientLocator<AgreementFactoryRegistryClient>( AgreementFactoryRegistryClient.class );
53  
54      /**
55       * Lists all agreement factories at the given endpoint.
56       * 
57       * @return a set of {@link AgreementFactoryClient} available at the given endpoint
58       * 
59       * @throws ResourceUnknownException
60       *             the remote resource is unknown
61       * @throws ResourceUnavailableException
62       *             the remote resource is unavailable
63       */
64      AgreementFactoryClient[] listAgreementFactories()
65          throws ResourceUnknownException, ResourceUnavailableException;
66  
67      /**
68       * Returns an {@link AgreementFactoryClient} for the factory with the given resource id or null if no
69       * factory with that resource id exists.
70       * 
71       * @param resourceId
72       *            the factory resource id
73       * 
74       * @return the agreement factory client for the requested resource id or null if no factory with the given
75       *         id exists
76       * 
77       * @throws ResourceUnknownException
78       *             the remote resource is unknown
79       * @throws ResourceUnavailableException
80       *             the remote resource is unavailable
81       */
82      AgreementFactoryClient getFactory( String resourceId )
83          throws ResourceUnknownException, ResourceUnavailableException;
84  }