Class DefaultDataSource

java.lang.Object

org.apache.log.output.db.DefaultDataSource

All Implemented Interfaces:

Wrapper, CommonDataSource, DataSource

public class DefaultDataSource
extends Object
implements DataSource

A basic datasource that doesn't do any pooling but just wraps around default mechanisms.

Author:

Peter Donald

Field Summary

Fields

Modifier and Type	Field	Description
private int	m_loginTimeout
private PrintWriter	m_logWriter
private final String	m_password
private final String	m_url
private final String	m_username

Constructor Summary

Constructors

Constructor	Description
DefaultDataSource(String url, String username, String password)

Method Summary

Modifier and Type	Method	Description
Connection	getConnection()	Attempt to establish a database connection.
Connection	getConnection(String username, String password)	Attempt to establish a database connection.
int	getLoginTimeout()	Gets the maximum time in seconds that this data source can wait while attempting to connect to a database.
PrintWriter	getLogWriter()	Get the log writer for this data source.
Logger	getParentLogger()
boolean	isWrapperFor(Class<?> iface)
void	setLoginTimeout(int loginTimeout)	Sets the maximum time in seconds that this data source will wait while attempting to connect to a database.
void	setLogWriter(PrintWriter logWriter)
<T> T	unwrap(Class<T> iface)

Methods inherited from class Object

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

Methods inherited from interface CommonDataSource

createShardingKeyBuilder

Methods inherited from interface DataSource

createConnectionBuilder

Field Details

m_username

private final String m_username

m_password

private final String m_password

m_url

private final String m_url

m_logWriter

private PrintWriter m_logWriter

m_loginTimeout

private int m_loginTimeout

Constructor Details

DefaultDataSource

public DefaultDataSource(String url,
 String username,
 String password)

Method Details

getConnection

public Connection getConnection()
                         throws SQLException

Attempt to establish a database connection.

Specified by:

getConnection in interface DataSource

Returns:

the Connection

Throws:

SQLException

getConnection

public Connection getConnection(String username,
 String password)
                         throws SQLException

Attempt to establish a database connection.

Specified by:

getConnection in interface DataSource

Returns:

the Connection

Throws:

SQLException

getLoginTimeout

public int getLoginTimeout()
                    throws SQLException

Gets the maximum time in seconds that this data source can wait while attempting to connect to a database.

Specified by:

getLoginTimeout in interface CommonDataSource

Specified by:

getLoginTimeout in interface DataSource

Returns:

the login time

Throws:

SQLException

getLogWriter

public PrintWriter getLogWriter()
                         throws SQLException

Get the log writer for this data source.

Specified by:

getLogWriter in interface CommonDataSource

Specified by:

getLogWriter in interface DataSource

Returns:

the LogWriter

Throws:

SQLException

setLoginTimeout

public void setLoginTimeout(int loginTimeout)
                     throws SQLException

Sets the maximum time in seconds that this data source will wait while attempting to connect to a database.

Specified by:

setLoginTimeout in interface CommonDataSource

Specified by:

setLoginTimeout in interface DataSource

Parameters:

loginTimeout - the loging timeout in seconds

Throws:

SQLException

setLogWriter

public void setLogWriter(PrintWriter logWriter)
                  throws SQLException

Specified by:

setLogWriter in interface CommonDataSource

Specified by:

setLogWriter in interface DataSource

Throws:

SQLException

isWrapperFor

public boolean isWrapperFor(Class<?> iface)

Specified by:

isWrapperFor in interface Wrapper

unwrap

public <T> T unwrap(Class<T> iface)

Specified by:

unwrap in interface Wrapper

getParentLogger

public Logger getParentLogger()

Specified by:

getParentLogger in interface CommonDataSource