org.mortbay.component
Class AbstractLifeCycle

java.lang.Object
  org.mortbay.component.AbstractLifeCycle

All Implemented Interfaces:

LifeCycle

Direct Known Subclasses:

AbstractConnector, AbstractHandler, AbstractSessionManager, AbstractSessionManager.NullMetaManager, AbstractSessionManager.SimpleMetaManager, BoundedThreadPool, Holder, NCSARequestLog, ResourceCache

public abstract class AbstractLifeCycle
extends Object
implements LifeCycle

Author:

gregw

Field Summary

private int	_state
private int	FAILED
private int	STARTED
private int	STARTING
private int	STOPPED
private int	STOPPING

Constructor Summary

AbstractLifeCycle()

Method Summary

protected void	doStart()
protected void	doStop()
boolean	isFailed()
boolean	isRunning()
boolean	isStarted()
boolean	isStarting()
boolean	isStopping()
void	start() Start the LifeCycle.
void	stop() Stop the LifeCycle.

Methods inherited from class java.lang.Object

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

Field Detail

FAILED

private final int FAILED

See Also:

Constant Field Values

STOPPED

private final int STOPPED

See Also:

Constant Field Values

STARTING

private final int STARTING

See Also:

Constant Field Values

STARTED

private final int STARTED

See Also:

Constant Field Values

STOPPING

private final int STOPPING

See Also:

Constant Field Values

_state

private transient int _state

Constructor Detail

AbstractLifeCycle

public AbstractLifeCycle()

Method Detail

doStart

protected void doStart()
                throws Exception

Throws:

Exception

doStop

protected void doStop()
               throws Exception

Throws:

Exception

start

public final void start()
                 throws Exception

Description copied from interface: LifeCycle

Start the LifeCycle.

Specified by:

start in interface LifeCycle

Throws:

Exception - An arbitrary exception may be thrown.

stop

public final void stop()
                throws Exception

Description copied from interface: LifeCycle

Stop the LifeCycle. The LifeCycle may wait for current activities to complete normally, but it can be interrupted.

Specified by:

stop in interface LifeCycle

Throws:

Exception - An arbitrary exception may be thrown.

isRunning

public boolean isRunning()

Specified by:

isRunning in interface LifeCycle

Returns:

True if the LifeCycle is starting or has been started.

isStarted

public boolean isStarted()

Specified by:

isStarted in interface LifeCycle

Returns:

True if the LifeCycle has been started.

isStarting

public boolean isStarting()

Specified by:

isStarting in interface LifeCycle

Returns:

True if the LifeCycle is starting.

isStopping

public boolean isStopping()

Specified by:

isStopping in interface LifeCycle

Returns:

True if the LifeCycle is stopping

isFailed

public boolean isFailed()

Specified by:

isFailed in interface LifeCycle

Returns:

True if the LifeCycle is failed