org.eclipse.net4j.util.lifecycle
Class Lifecycle

java.lang.Object
  org.eclipse.net4j.util.event.Notifier
      org.eclipse.net4j.util.lifecycle.Lifecycle

All Implemented Interfaces:

INotifier, ILifecycle, ILifecycle.DeferrableActivation

Direct Known Subclasses:

FiniteStateMachine, ManagedContainer, Randomizer, RWLockManager, RWOLockManager, ShareableLifecycle, UserManager, UserManagerAuthenticator, Worker

public class Lifecycle

extends Notifier

implements ILifecycle, ILifecycle.DeferrableActivation

A default implementation of an entity with a lifecycle.

USE_LABEL

public static boolean USE_LABEL

Lifecycle

public Lifecycle()

Since:

2.0

activate

public final void activate()
                    throws LifecycleException

Specified by:

activate in interface ILifecycle

Throws:

LifecycleException

deactivate

public final Exception deactivate()

Specified by:

deactivate in interface ILifecycle

getLifecycleState

public final LifecycleState getLifecycleState()

Specified by:

getLifecycleState in interface ILifecycle

Since:

3.0

isActive

public final boolean isActive()

Specified by:

isActive in interface ILifecycle

toString

public String toString()

Overrides:

toString in class Object

dump

protected final void dump()

checkActive

protected final void checkActive()

checkInactive

protected final void checkInactive()

checkNull

protected final void checkNull(Object handle,
                               String msg)
                        throws NullPointerException

Throws:

NullPointerException

checkArg

protected final void checkArg(boolean expr,
                              String msg)
                       throws IllegalArgumentException

Throws:

IllegalArgumentException

checkArg

protected final void checkArg(Object handle,
                              String handleName)
                       throws IllegalArgumentException

Throws:

IllegalArgumentException

checkState

protected final void checkState(boolean expr,
                                String msg)
                         throws IllegalStateException

Throws:

IllegalStateException

checkState

protected final void checkState(Object handle,
                                String handleName)
                         throws IllegalStateException

Throws:

IllegalStateException

deferredActivate

protected final void deferredActivate(boolean successful)

Since:

2.0

isDeferredActivation

public boolean isDeferredActivation()

Specified by:

isDeferredActivation in interface ILifecycle.DeferrableActivation

Since:

3.2

doBeforeActivate

protected void doBeforeActivate()
                         throws Exception

Throws:

Exception

doActivate

protected void doActivate()
                   throws Exception

Throws:

Exception

doAfterActivate

protected void doAfterActivate()
                        throws Exception

Throws:

Exception

Since:

3.0

doBeforeDeactivate

protected void doBeforeDeactivate()
                           throws Exception

Throws:

Exception

doDeactivate

protected void doDeactivate()
                     throws Exception

Throws:

Exception