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Java > Open Source Codes > org > apache > cayenne > dba > sybase > SybaseSniffer


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19
20 package org.apache.cayenne.dba.sybase;
21
22 import java.sql.DatabaseMetaData JavaDoc;
23 import java.sql.SQLException JavaDoc;
24
25 import org.apache.cayenne.dba.DbAdapter;
26 import org.apache.cayenne.dba.DbAdapterFactory;
27
28 /**
29  * Detects Sybase database from JDBC metadata.
30  *
31  * @since 1.2
32  * @author Andrus Adamchik
33  */
34 public class SybaseSniffer implements DbAdapterFactory {
35
36     public DbAdapter createAdapter(DatabaseMetaData JavaDoc md) throws SQLException JavaDoc {
37         // JTDS driver returns "sql server" for Sybase, so need to handle it differently
38 String JavaDoc driver = md.getDriverName();
39         if(driver != null && driver.toLowerCase().startsWith("jtds")) {
40             String JavaDoc url = md.getURL();
41             return url != null && url.toLowerCase().startsWith("jdbc:jtds:sybase:")
42                     ? new SybaseAdapter()
43                     : null;
44         }
45         else {
46             String JavaDoc dbName = md.getDatabaseProductName();
47             return dbName != null && dbName.toUpperCase().indexOf("ADAPTIVE SERVER") >= 0
48                     ? new SybaseAdapter()
49                     : null;
50         }
51     }
52 }
53
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