IBookQuery


1   //  Copyright 2004 The Apache Software Foundation
2   //
3   // Licensed under the Apache License, Version 2.0 (the "License");
4   // you may not use this file except in compliance with the License.
5   // You may obtain a copy of the License at
6   //
7   //     http://www.apache.org/licenses/LICENSE-2.0
8   //
9   // Unless required by applicable law or agreed to in writing, software
10  // distributed under the License is distributed on an "AS IS" BASIS,
11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  // See the License for the specific language governing permissions and
13  // limitations under the License.
14  
15  package org.apache.tapestry.vlib.ejb;
16  
17  import java.rmi.RemoteException  ;
18  
19  import javax.ejb.EJBObject  ;
20  
21  /**
22   *  Remote interface for the BookQuery stateless session bean.
23   *
24   *  @version $Id: IBookQuery.java,v 1.5 2004/02/19 17:37:39 hlship Exp $
25   *  @author Howard Lewis Ship
26   *
27   **/
28  
29  public interface IBookQuery extends EJBObject  
30  {
31      /**
32       *  Returns the total number of results rows in the query.
33       *
34       **/
35  
36      public int getResultCount() throws RemoteException  ;
37  
38      /**
39       *  Returns a selected subset of the results.
40       *
41       **/
42  
43      public Book[] get(int offset, int length) throws RemoteException  ;
44  
45      /**
46       *  Performs a query of books with the matching title and (optionally) publisher.
47       *
48       *  @param parameters defines subset of books to return.
49       *  @param sortOrdering order of items in result set.
50       *
51       **/
52  
53      public int masterQuery(MasterQueryParameters parameters, SortOrdering sortOrdering) throws RemoteException  ;
54  
55      /**
56       *  Queries on books owned by a given person.
57       *
58       **/
59  
60      public int ownerQuery(Integer   ownerPK, SortOrdering sortOrdering) throws RemoteException  ;
61  
62      /**
63       *  Queries on books held by a given person.
64       *
65       **/
66  
67      public int holderQuery(Integer   holderPK, SortOrdering sortOrdering) throws RemoteException  ;
68  
69      /**
70       *  Queries the list of books held by the borrower but not owned by the borrower.
71       *
72       **/
73  
74      public int borrowerQuery(Integer   borrowerPK, SortOrdering sortOrdering) throws RemoteException  ;
75  }
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