org.huihoo.jfox.pool.connection
Class SimpleConnectionPool

java.lang.Object
  org.huihoo.jfox.system.ComponentSupport
      org.huihoo.jfox.pool.connection.SimpleConnectionPool

All Implemented Interfaces:

Component, Loggable, Persistentable, java.io.Serializable

public class SimpleConnectionPool

extends ComponentSupport

Get connections from this pool, all connections get from this pool can be recycled for resue.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.huihoo.jfox.system.ComponentSupport

logger, name, proxyInstance, sequence, state

Constructor Summary

SimpleConnectionPool(java.lang.String dbDriver, java.lang.String dbURL, java.lang.String user, java.lang.String password)
Default constructor

Method Summary

void	clear()
protected void	doDestroy() do actually destory action
protected void	doInit() do actually create action
java.sql.Connection	getConnection() Get the pooled connection that will be used by user.
java.lang.String	getDbDriver()
java.lang.String	getDbURL()
java.lang.String	getObjectClass()
ObjectFactory	getObjectFactory()
java.lang.String	getPassword()
int	getRest()
java.lang.String	getUser()
int	getWorking()
boolean	removeObject(PoolableObject obj)
boolean	restoreObject(PoolableObject obj)
PoolableObject	retrieveObject()
void	setDbDriver(java.lang.String driver)
void	setDbURL(java.lang.String dbUrl)
void	setPassword(java.lang.String password)
void	setUser(java.lang.String user)

Methods inherited from class org.huihoo.jfox.system.ComponentSupport

destroy, getLogger, getName, getState, init, parseName, setLogger, setName

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleConnectionPool

public SimpleConnectionPool(java.lang.String dbDriver,
                            java.lang.String dbURL,
                            java.lang.String user,
                            java.lang.String password)
                     throws java.lang.Exception

Default constructor

Parameters:

dbDriver - database driver class name.

dbURL - database url for connect to the database.

user - user name.

password - password

Method Detail

getConnection

public java.sql.Connection getConnection()
                                  throws java.lang.Exception

Get the pooled connection that will be used by user.

Returns:

Connection that will be used by user

Throws:

java.lang.Exception

doInit

protected void doInit()
               throws java.lang.Exception

Description copied from class: ComponentSupport

do actually create action

Specified by:

doInit in class ComponentSupport

Throws:

java.lang.Exception

doDestroy

protected void doDestroy()
                  throws java.lang.Exception

Description copied from class: ComponentSupport

do actually destory action

Specified by:

doDestroy in class ComponentSupport

Throws:

java.lang.Exception

clear

public void clear()

getObjectFactory

public ObjectFactory getObjectFactory()

getObjectClass

public java.lang.String getObjectClass()

getWorking

public int getWorking()

getRest

public int getRest()

setDbURL

public void setDbURL(java.lang.String dbUrl)

getDbURL

public java.lang.String getDbURL()

setDbDriver

public void setDbDriver(java.lang.String driver)

getDbDriver

public java.lang.String getDbDriver()

setUser

public void setUser(java.lang.String user)

getUser

public java.lang.String getUser()

setPassword

public void setPassword(java.lang.String password)

getPassword

public java.lang.String getPassword()

retrieveObject

public PoolableObject retrieveObject()
                              throws java.lang.Exception

Throws:

java.lang.Exception

restoreObject

public boolean restoreObject(PoolableObject obj)

removeObject

public boolean removeObject(PoolableObject obj)