org.eclipse.milo.opcua.sdk.server

Class AbstractLifecycle

java.lang.Object

org.eclipse.milo.opcua.sdk.server.AbstractLifecycle

All Implemented Interfaces:

Lifecycle

Direct Known Subclasses:

EventFactory, LifecycleManager, ServerDiagnosticsObject, ServerDiagnosticsSummaryVariable, SessionDiagnosticsObject, SessionDiagnosticsVariable, SessionDiagnosticsVariableArray, SessionsDiagnosticsSummaryObject, SessionSecurityDiagnosticsVariable, SessionSecurityDiagnosticsVariableArray, SubscriptionDiagnosticsVariable, SubscriptionDiagnosticsVariableArray, SubscriptionModel

public abstract class AbstractLifecycle
extends Object
implements Lifecycle

Constructor Summary

Constructors

Constructor and Description
AbstractLifecycle()

Method Summary

Modifier and Type	Method and Description
boolean	isNotRunning() True if this lifecycle is not running, i.e.
boolean	isRunning() True if this lifecycle is running, i.e.
protected abstract void	onShutdown() Execute shutdown logic, if there is any.
protected abstract void	onStartup() Execute startup logic, if there is any.
void	shutdown() Execute shutdown logic, if there is any.
void	startup() Execute startup logic, if there is any.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractLifecycle

public AbstractLifecycle()

Method Detail

startup

public final void startup()
                   throws IllegalStateException

Execute startup logic, if there is any.

Subsequent invocations throw IllegalStateException.

Specified by:

startup in interface Lifecycle

Throws:

IllegalStateException - on subsequent invocations.

shutdown

public final void shutdown()
                    throws IllegalStateException

Execute shutdown logic, if there is any.

If startup() hasn't been called yet IllegalStateException is thrown.

Subsequent invocations have no effect.

Specified by:

shutdown in interface Lifecycle

Throws:

IllegalStateException - if not started yet.

isRunning

public final boolean isRunning()

True if this lifecycle is running, i.e. after startup() is called and before shutdown() is called.

Returns:

true if this lifecycle is running.

isNotRunning

public final boolean isNotRunning()

True if this lifecycle is not running, i.e. before startup() is called or after shutdown()} is called.

Returns:

true if this lifecycle is not running.

onStartup

protected abstract void onStartup()

Execute startup logic, if there is any.

onShutdown

protected abstract void onShutdown()

Execute shutdown logic, if there is any.