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Java > Open Source Codes > org > continuent > sequoia > controller > backend > ResultSetMetaDataFactory


1 /**
2  * Sequoia: Database clustering technology.
3  * Copyright (C) 2007 Continuent, Inc.
4  * Contact: sequoia@continuent.org
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  *
18  * Initial developer(s): Emmanuel Cecchet.
19  * Contributor(s): ______________________.
20  */
21
22 package org.continuent.sequoia.controller.backend;
23
24 import java.sql.SQLException JavaDoc;
25
26 import org.continuent.sequoia.common.protocol.Field;
27 import org.continuent.sequoia.controller.cache.metadata.MetadataCache;
28
29 /**
30  * This class defines a ResultSetMetaDataFactory to copy database specific
31  * metadata into Sequoia metadata.
32  *
33  * @author <a HREF="mailto:emmanuel.cecchet@continuent.com">Emmanuel Cecchet</a>
34  * @version 1.0
35  */
36 public interface ResultSetMetaDataFactory
37 {
38
39   /**
40    * Creates a new <code>Field[]</code> object
41    *
42    * @param metaData Generate a Sequoia Field[] from a generic ResultSetMetadata
43    * @param metadataCache Optional metadata cache (null if none)
44    * @return a Sequoia Field[] containing the ResultSetMedaData
45    * @throws SQLException if the metadata is null
46    */
47   Field[] copyResultSetMetaData(java.sql.ResultSetMetaData JavaDoc metaData,
48       MetadataCache metadataCache) throws SQLException JavaDoc;
49
50 }
51
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