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package org.apache.cayenne.configuration.server;
import java.sql.DatabaseMetaData;
import java.sql.SQLException;
import org.apache.cayenne.dba.DbAdapter;
/**
* A factory interface providing DbAdapter based on JDBC metadata. It allows custom
* DbAdapters to contribute database detection algorithms to
* {@link DefaultDbAdapterFactory}.
*
* @since 3.1
*/
public interface DbAdapterDetector {
/**
* Returns an instance of DbAdapter if the factory detects that it knows how to handle
* the database or null if the database is not known to the factory, thus allowing
* multiple factories to be chained.
*/
DbAdapter createAdapter(DatabaseMetaData md) throws SQLException;
}