org.vibur.dbcp.util

Class JdbcUtils

java.lang.Object

org.vibur.dbcp.util.JdbcUtils

public final class JdbcUtils
extends Object

This class encapsulates all low-level JDBC operations invoked on raw JDBC objects such as rawConnection or rawStatement, plus operations related to JDBC Driver or DataSource initialization and Connection creation.

Author:

Simeon Malchev

Method Summary

Modifier and Type	Method and Description
static SQLException	chainSQLException(SQLException main, SQLException next)
static void	clearWarnings(Connection connection)
static void	clearWarnings(PreparedStatement preparedStatement)
static void	initLoginTimeout(ViburConfig config)
static void	quietClose(Connection connection)
static void	quietClose(ResultSet resultSet)
static void	quietClose(Statement statement)
static void	setDefaultValues(Connection rawConnection, ViburConfig config)
static boolean	validateOrInitialize(Connection rawConnection, String sqlQuery, ViburConfig config) Validates/ initializes the given rawConnection via executing the given sqlQuery.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

initLoginTimeout

public static void initLoginTimeout(ViburConfig config)
                             throws ViburDBCPException

Throws:

ViburDBCPException

setDefaultValues

public static void setDefaultValues(Connection rawConnection,
                                    ViburConfig config)
                             throws SQLException

Throws:

SQLException

validateOrInitialize

public static boolean validateOrInitialize(Connection rawConnection,
                                           String sqlQuery,
                                           ViburConfig config)

Validates/ initializes the given rawConnection via executing the given sqlQuery.

Parameters:

rawConnection - the raw connection to validate/ initialize

sqlQuery - must be a valid SQL query, a special value of isValid in which case the Connection.isValid(int) method will be called, or null in which case no validation/ initialization will be performed

config - the Vibur config

Returns:

true if the given connection is successfully validated/ initialized; false otherwise

clearWarnings

public static void clearWarnings(Connection connection)
                          throws SQLException

Throws:

SQLException

clearWarnings

public static void clearWarnings(PreparedStatement preparedStatement)
                          throws SQLException

Throws:

SQLException

quietClose

public static void quietClose(Connection connection)

quietClose

public static void quietClose(Statement statement)

quietClose

public static void quietClose(ResultSet resultSet)

chainSQLException

public static SQLException chainSQLException(SQLException main,
                                             SQLException next)