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Java > Open Source Codes > org > xquark > xquery > metadata > resolver > MetadataAccess


1 /*
2  * This file belongs to the XQuark distribution.
3  * Copyright (C) 2003 Universite de Versailles Saint-Quentin.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307.
18  * You can also get it at http://www.gnu.org/licenses/lgpl.html
19  *
20  * For more information on this software, see http://www.xquark.org.
21  */
22
23 package org.xquark.xquery.metadata.resolver;
24
25 import java.util.Collection JavaDoc;
26
27 import org.xquark.schema.SchemaManager;
28 import org.xquark.xquery.ModuleManager;
29
30 /**
31  * Interface that provides an access to a set of sources and the attached
32  * metadata.
33  */
34 public interface MetadataAccess
35 {
36
37
38     
39     /** returns a collection of metadata objects for all reachable sources.
40      * @return a Collection object containing SourceMetadata objects.
41      */
42     public Collection JavaDoc getSources();
43     
44     /** Provide access to a particular data source.
45      * <B>Warning:</B> implementation may be case unsensitive.
46      * @param sourceName the ID of the source
47      * @return a SourceMetadata object
48      */
49     public SourceMetadata getSourceMetadata(String JavaDoc sourceName);
50  
51     /**
52      * Provides access to the SchemaManager holding schemas used in source metadata
53      * @return a SchemaManager
54      */
55     public SchemaManager getSchemaManager();
56
57     /**
58      * Provides access to the ModuleManager holding modules used in source metadata
59      * @return a ModuleManager
60      */
61     public ModuleManager getModuleManager();
62       
63 }
64
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