net.darkmist.alib.db
Class DbCloser

java.lang.Object
  net.darkmist.alib.db.DbCloser

public class DbCloser
extends Object

Static methods to convinently close JDBC objects.

Method Summary

static Connection	close(Connection conn) Handle closing a connection.
static Connection	close(Connection conn, org.slf4j.Logger logExceptionTo) Handle closing a connection.
static Connection	close(Connection conn, org.slf4j.Logger logExceptionTo, Object name) Handle closing a connection.
static PreparedStatement	close(PreparedStatement stmt) Handle closing a prepared statment.
static PreparedStatement	close(PreparedStatement stmt, org.slf4j.Logger logExceptionTo) Handle closing a prepared statment.
static PreparedStatement	close(PreparedStatement stmt, org.slf4j.Logger logExceptionTo, Object name) Handle closing a prepared statment.
static ResultSet	close(ResultSet rs) Handle closing a result set.
static ResultSet	close(ResultSet rs, org.slf4j.Logger logExceptionTo) Handle closing a result set.
static ResultSet	close(ResultSet rs, org.slf4j.Logger logExceptionTo, Object name) Handle closing a result set.
static ResultSet	close(ResultSet rs, PreparedStatement stmt) Handle closing a result set and a prepared statment.
static ResultSet	close(ResultSet rs, PreparedStatement stmt, Connection conn) Handle closing a result set and a prepared statment.
static ResultSet	close(ResultSet rs, PreparedStatement stmt, Connection conn, org.slf4j.Logger logExceptionTo) Handle closing a result set and a prepared statment.
static ResultSet	close(ResultSet rs, PreparedStatement stmt, Connection conn, org.slf4j.Logger logExceptionTo, Object name) Handle closing a result set and a prepared statment.
static ResultSet	close(ResultSet rs, PreparedStatement stmt, org.slf4j.Logger logExceptionTo) Handle closing a result set and a prepared statment.
static ResultSet	close(ResultSet rs, PreparedStatement stmt, org.slf4j.Logger logExceptionTo, Object name) Handle closing a result set and a prepared statment.
static Statement	close(Statement stmt) Handle closing a statment.
static Statement	close(Statement stmt, org.slf4j.Logger logExceptionTo) Handle closing a statment.
static Statement	close(Statement stmt, org.slf4j.Logger logExceptionTo, Object name) Handle closing a statment.

Methods inherited from class java.lang.Object

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

Method Detail

close

public static Statement close(Statement stmt,
                              org.slf4j.Logger logExceptionTo,
                              Object name)

Handle closing a statment.

Parameters:

stmt - The statement to close.

logExceptionTo - The log to log any SQLException to. If this is null, the logger for the DbCloser class will be used.

name - Object to call Object.toString() on to name the object closed for any logged exception. If this is null stmt.toString() will be used.

Returns:

null as a convinence to null out the closed object.

close

public static Statement close(Statement stmt,
                              org.slf4j.Logger logExceptionTo)

Handle closing a statment. Calls close(Statement,Logger,Object) with null for the name

Parameters:

stmt - The statement to close.

logExceptionTo - The log to log any SQLException to. If this is null, the logger for the DbCloser class will be used.

Returns:

null as a convinence to null out the closed object.

close

public static Statement close(Statement stmt)

Handle closing a statment. Calls close(Statement,Logger,Object) with null for logExceptionTo and name

Parameters:

stmt - The statement to close.

Returns:

null as a convinence to null out the closed object.

close

public static PreparedStatement close(PreparedStatement stmt,
                                      org.slf4j.Logger logExceptionTo,
                                      Object name)

Handle closing a prepared statment.

Parameters:

stmt - The statement to close.

logExceptionTo - The log to log any SQLException to. If this is null, the logger for the DbCloser class will be used.

name - Object to call Object.toString() on to name the object closed for any logged exception. If this is null stmt.toString() will be used.

Returns:

null as a convinence to null out the closed object.

close

public static PreparedStatement close(PreparedStatement stmt,
                                      org.slf4j.Logger logExceptionTo)

Handle closing a prepared statment. Calls close(PreparedStatement,Logger,Object) with null for the name.

Parameters:

stmt - The statement to close.

logExceptionTo - The log to log any SQLException to. If this is null, the logger for the DbCloser class will be used.

close

public static PreparedStatement close(PreparedStatement stmt)

Handle closing a prepared statment. Calls close(PreparedStatement,Logger,Object) with null for logExceptionTo and name.

Parameters:

stmt - The statement to close.

close

public static ResultSet close(ResultSet rs,
                              org.slf4j.Logger logExceptionTo,
                              Object name)

Handle closing a result set.

Parameters:

rs - The result set to close.

logExceptionTo - The log to log any SQLException to. If this is null, the logger for the DbCloser class will be used.

name - Object to call Object.toString() on to name the object closed for any logged exception. If this is null rs.toString() will be used.

Returns:

null as a convinence to null out the closed object.

close

public static ResultSet close(ResultSet rs,
                              org.slf4j.Logger logExceptionTo)

Handle closing a result set. Calls close(ResultSet,Logger,Object) with null for name.

Parameters:

rs - The result set to close.

logExceptionTo - The log to log any SQLException to. If this is null, the logger for the DbCloser class will be used.

Returns:

null as a convinence to null out the closed object.

close

public static ResultSet close(ResultSet rs)

Handle closing a result set. Calls close(ResultSet,Logger,Object) with null for logExceptionTo and name

Parameters:

rs - The result set to close.

close

public static ResultSet close(ResultSet rs,
                              PreparedStatement stmt,
                              org.slf4j.Logger logExceptionTo,
                              Object name)

Handle closing a result set and a prepared statment. This calls close(ResultSet,Logger,Object) followed by close(PreparedStatement,Logger,Object).

Parameters:

rs - The result set to close.

stmt - The statement to close.

logExceptionTo - The log to log any SQLException to. If this is null, the logger for the DbCloser class will be used.

name - Object to call Object.toString() on to name the object closed for any logged exception. If this is null rs.toString() will be used.

Returns:

null as a convinence to null out the closed objects.

close

public static ResultSet close(ResultSet rs,
                              PreparedStatement stmt,
                              org.slf4j.Logger logExceptionTo)

Handle closing a result set and a prepared statment. This calls close(ResultSet,PreparedStatement,Logger,Object) with null for name.

Parameters:

rs - The result set to close.

stmt - The statement to close.

logExceptionTo - The log to log any SQLException to. If this is null, the logger for the DbCloser class will be used.

Returns:

null as a convinence to null out the closed objects.

close

public static ResultSet close(ResultSet rs,
                              PreparedStatement stmt)

Handle closing a result set and a prepared statment. This calls close(ResultSet,PreparedStatement,Logger,Object) with null for logException to and name.

Parameters:

rs - The result set to close.

stmt - The statement to close.

Returns:

null as a convinence to null out the closed objects.

close

public static Connection close(Connection conn,
                               org.slf4j.Logger logExceptionTo,
                               Object name)

Handle closing a connection.

Parameters:

conn - The conneciton to close.

logExceptionTo - The log to log any SQLException to. If this is null, the logger for the DbCloser class will be used.

name - Object to call Object.toString() on to name the object closed for any logged exception. If this is null conn.toString() will be used.

Returns:

null as a convinence to null out the closed object.

close

public static Connection close(Connection conn,
                               org.slf4j.Logger logExceptionTo)

Handle closing a connection. Calls close(Connection,Logger,Object) with null for name.

Parameters:

conn - The conneciton to close.

logExceptionTo - The log to log any SQLException to. If this is null, the logger for the DbCloser class will be used.

Returns:

null as a convinence to null out the closed object.

close

public static Connection close(Connection conn)

Handle closing a connection. Calls close(Connection,Logger,Object) with null for logException to and name.

Parameters:

conn - The conneciton to close.

Returns:

null as a convinence to null out the closed object.

close

public static ResultSet close(ResultSet rs,
                              PreparedStatement stmt,
                              Connection conn,
                              org.slf4j.Logger logExceptionTo,
                              Object name)

Handle closing a result set and a prepared statment. This calls close(ResultSet,Logger,Object), close(PreparedStatement,Logger,Object) and finally close(Connection,Logger,Object).

Parameters:

rs - The result set to close.

stmt - The statement to close.

conn - The connection to close.

logExceptionTo - The log to log any SQLException to. If this is null, the logger for the DbCloser class will be used.

name - Object to call Object.toString() on to name the object closed for any logged exception.

Returns:

null as a convinence to null out the closed objects.

close

public static ResultSet close(ResultSet rs,
                              PreparedStatement stmt,
                              Connection conn,
                              org.slf4j.Logger logExceptionTo)

Handle closing a result set and a prepared statment. This calls close(ResultSet,PreparedStatement,Connection,Logger,Object) with null for name.

Parameters:

rs - The result set to close.

stmt - The statement to close.

conn - The connection to close.

logExceptionTo - The log to log any SQLException to. If this is null, the logger for the DbCloser class will be used.

Returns:

null as a convinence to null out the closed objects.

close

public static ResultSet close(ResultSet rs,
                              PreparedStatement stmt,
                              Connection conn)

Handle closing a result set and a prepared statment. This calls close(ResultSet,PreparedStatement,Connection,Logger,Object) with null for logExceptionTo and name.

Parameters:

rs - The result set to close.

stmt - The statement to close.

conn - The connection to close.

Returns:

null as a convinence to null out the closed objects.