velosurf.sql
Class Pooled

java.lang.Object
  |
  +--velosurf.sql.Pooled

Direct Known Subclasses:

PooledPreparedStatement, PooledStatement

public abstract class Pooled

extends java.lang.Object

this abstract class represents a pooled object.

It has two booleans : inUse and useOver (understand : usageOver).

The cycle of those two booleans is the following :

states (inUse - useOver) : (false-false) -> (true-false) -> (true-true) -> [delay] (false-false)

Author:

Claude Brisson

Field Summary

protected boolean	mInUse is this object in use ?
protected long	mTagTime time tag
protected boolean	mUseOver is the usage of this object over ?

Constructor Summary

Pooled()
builds a new pooled object

Method Summary

abstract void	close() close this pooled object
long	getTagTime() get the time tag of this pooled object
boolean	isInUse() checks whether this pooled object is in use
void	notifyInUse() notify this object that it is in use
void	notifyOver() notify this object that it is no more in use
void	resetTagTime() reset the time tag

Methods inherited from class java.lang.Object

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

Field Detail

mTagTime

protected long mTagTime

time tag

mInUse

protected boolean mInUse

is this object in use ?

mUseOver

protected boolean mUseOver

is the usage of this object over ?

Constructor Detail

Pooled

public Pooled()

builds a new pooled object

Method Detail

getTagTime

public long getTagTime()

get the time tag of this pooled object

Returns:

the time tag

resetTagTime

public void resetTagTime()

reset the time tag

notifyInUse

public void notifyInUse()

notify this object that it is in use

notifyOver

public void notifyOver()

notify this object that it is no more in use

isInUse

public boolean isInUse()

checks whether this pooled object is in use

Returns:

whether this object is in use

close

public abstract void close()
                    throws java.sql.SQLException

close this pooled object

Throws:

java.sql.SQLException - when thrown by the database engine