eventweb.prov

Class HeartbeatEventProv

java.lang.Object

eventweb.prov.HeartbeatEventProv

All Implemented Interfaces:

RsrcProv, TvEventProv, eventweb.servutil.RegInit, Debuggable, TvEventSrc, java.lang.Runnable

public class HeartbeatEventProv
extends java.lang.Object
implements TvEventProv, java.lang.Runnable, eventweb.servutil.RegInit, Debuggable

Heartbeat event provider.

Generates a Timestamp event at a fixed interval.

Version:

0.3.0 01/07/16

Author:

Stephen W. Thompson

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String[]	DEP_LIST Class dependencies
protected java.util.List<TvEventListener>	listeners Objects to provide events to
static java.lang.String	VERSION Class version

Fields inherited from interface eventweb.prov.TvEventProv

IF_VERSION

Fields inherited from interface eventweb.servutil.RegInit

IF_VERSION

Fields inherited from interface eventweb.util.Debuggable

IF_VERSION

Constructor Summary

Constructors

Constructor and Description
HeartbeatEventProv() Create a new HeartbeatEventProv instance

Method Summary

Methods

Modifier and Type	Method and Description
void	addTvListener(TvEventListener listener) Register a listener.
protected void	finalize() Perform instance cleanup at termination.
TvList	getTimestampRec()
void	init(eventweb.servutil.SrvcRegistry registry, TvList params) Initialize the provider
boolean	isDebugging() Get debug state.
void	quiesce() Stop accepting new requests and release resources
void	removeTvListener(TvEventListener listener) De-Register a listener
void	run() Main execution thread
void	setDebugging(boolean debug) Set or clear debugging

Methods inherited from class java.lang.Object

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

Field Detail

VERSION

public static final java.lang.String VERSION

Class version

DEP_LIST

public static final java.lang.String[] DEP_LIST

Class dependencies

listeners

protected java.util.List<TvEventListener> listeners

Objects to provide events to

Constructor Detail

HeartbeatEventProv

public HeartbeatEventProv()

Create a new HeartbeatEventProv instance

Method Detail

setDebugging

public void setDebugging(boolean debug)

Set or clear debugging

Specified by:

setDebugging in interface Debuggable

Parameters:

debug - If true, debugging is turned on, otherwise, debugging is turned off.

isDebugging

public boolean isDebugging()

Get debug state.

Specified by:

isDebugging in interface Debuggable

Returns:

true, If debugging is turned on, otherwise false

init

public void init(eventweb.servutil.SrvcRegistry registry,
        TvList params)

Initialize the provider

Specified by:

init in interface eventweb.servutil.RegInit

Parameters:

registry - The service registry

params - Initialization parameters

addTvListener

public void addTvListener(TvEventListener listener)

Register a listener.

Specified by:

addTvListener in interface TvEventSrc

removeTvListener

public void removeTvListener(TvEventListener listener)

De-Register a listener

Specified by:

removeTvListener in interface TvEventSrc

getTimestampRec

public TvList getTimestampRec()

run

public void run()

Main execution thread

Specified by:

run in interface java.lang.Runnable

quiesce

public void quiesce()

Stop accepting new requests and release resources

Specified by:

quiesce in interface RsrcProv

finalize

protected void finalize()
                 throws java.lang.Throwable

Perform instance cleanup at termination.
(Used for debugging)

Overrides:

finalize in class java.lang.Object

Throws:

java.lang.Throwable