<BUG>import java.util.List;import org.dc.jdbc.core.SqlContext;</BUG><CONTEXT>import java.sql.PreparedStatement;import java.sql.ResultSet;import java.sql.ResultSetMetaData;import java.sql.Statement;import java.util.ArrayList;<extra_id_0>import org.dc.jdbc.core.utils.JDBCUtils;public class DataBaseDaoImp implements IDataBaseDao{private DataBaseDaoImp(){}</CONTEXT>
import java.util.Map;import org.dc.jdbc.core.ConnectionManager;import org.dc.jdbc.core.SqlContext;