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Java > Open Source Codes > org > netbeans > mdr > persistence > jdbcimpl > JdbcCollection


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
6  * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7  * or http://www.netbeans.org/cddl.txt.
8  *
9  * When distributing Covered Code, include this CDDL Header Notice in each file
10  * and include the License file at http://www.netbeans.org/cddl.txt.
11  * If applicable, add the following below the CDDL Header, with the fields
12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19 package org.netbeans.mdr.persistence.jdbcimpl;
20
21 import org.netbeans.mdr.persistence.*;
22
23 import java.util.*;
24
25 /**
26  * JdbcCollection is a read-only Collection backed by queries.
27  *
28  * @author John V. Sichi
29  * @version $Id: JdbcCollection.java,v 1.2 2006/06/30 20:56:10 jtulach Exp $
30  */
31 class JdbcCollection extends AbstractCollection
32 {
33     // delegate to JdbcSet for everything
34 private JdbcSet set;
35
36     JdbcCollection(
37         JdbcStorage storage,
38         Storage.EntryType entryType,
39         LazyPreparedStatement sqlIterator,
40         LazyPreparedStatement sqlSize,
41         LazyPreparedStatement sqlContains)
42     {
43         set = new JdbcSet(storage,entryType,sqlIterator,sqlSize,sqlContains);
44     }
45
46     // override AbstractSet
47 public boolean contains(Object JavaDoc obj)
48     {
49         return set.contains(obj);
50     }
51     
52     // implement AbstractCollection
53 public Iterator iterator()
54     {
55         return set.iterator();
56     }
57
58     // implement AbstractCollection
59 public int size()
60     {
61         return set.size();
62     }
63 }
64
65 // End JdbcCollection.java
66
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