org.apache.commons.dbcp2

Class Utils

java.lang.Object

org.apache.commons.dbcp2.Utils

public final class Utils
extends Object

Utility methods.

Since:

2.0

Version:

$Id: Utils.java 1680126 2015-05-18 23:22:01Z ggregory $

Field Summary

Fields

Modifier and Type	Field and Description
static String	DISCONNECTION_SQL_CODE_PREFIX Any SQL_STATE starting with this value is considered a fatal disconnect
static Set<String>	DISCONNECTION_SQL_CODES SQL codes of fatal connection errors.
static boolean	IS_SECURITY_ENABLED

Method Summary

Modifier and Type	Method and Description
static void	closeQuietly(Connection conn) Closes the Connection (which may be null).
static void	closeQuietly(ResultSet rset) Closes the ResultSet (which may be null).
static void	closeQuietly(Statement stmt) Closes the Statement (which may be null).
static String	getMessage(String key) Obtain the correct i18n message for the given key.
static String	getMessage(String key, Object... args) Obtain the correct i18n message for the given key with placeholders replaced by the supplied arguments.

Methods inherited from class java.lang.Object

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

Field Detail

IS_SECURITY_ENABLED

public static final boolean IS_SECURITY_ENABLED

DISCONNECTION_SQL_CODE_PREFIX

public static final String DISCONNECTION_SQL_CODE_PREFIX

Any SQL_STATE starting with this value is considered a fatal disconnect

See Also:

Constant Field Values

DISCONNECTION_SQL_CODES

public static final Set<String> DISCONNECTION_SQL_CODES

SQL codes of fatal connection errors.

• 57P01 (ADMIN SHUTDOWN)
• 57P02 (CRASH SHUTDOWN)
• 57P03 (CANNOT CONNECT NOW)
• 01002 (SQL92 disconnect error)
• JZ0C0 (Sybase disconnect error)
• JZ0C1 (Sybase disconnect error)

Method Detail

closeQuietly

public static void closeQuietly(ResultSet rset)

Closes the ResultSet (which may be null).

Parameters:

rset - a ResultSet, may be null

closeQuietly

public static void closeQuietly(Connection conn)

Closes the Connection (which may be null).

Parameters:

conn - a Connection, may be null

closeQuietly

public static void closeQuietly(Statement stmt)

Closes the Statement (which may be null).

Parameters:

stmt - a Statement, may be null

getMessage

public static String getMessage(String key)

Obtain the correct i18n message for the given key.

getMessage

public static String getMessage(String key,
                                Object... args)

Obtain the correct i18n message for the given key with placeholders replaced by the supplied arguments.