Package de.aristaflow.adept2.core.eventmanager.common

Class AbstractEvent

java.lang.Object

de.aristaflow.adept2.core.eventmanager.common.AbstractEvent

All Implemented Interfaces:

Event

Direct Known Subclasses:

FileEventImpl, MailEventImpl, MemoryResultSetEventImpl, ResultSetEventImpl

public class AbstractEvent
extends Object
implements Event

An abstract event providing the type handling and ID handling as well as the creation date. Additionally this class creates unique IDs for each created event based on the type. That is the ID is unique with respect to the event type, source type, source ID and event manager.

Author:

Ulrich Kreher

Field Summary

Fields

Modifier and Type	Field	Description
protected long	creationTime	The time (in milliseconds, see System.currentTimeMillis()) this result set has been created.
protected String	eventType	The type of this event.
protected long	id	The ID of this event.
protected static ObjectCounting<de.aristaflow.adept2.core.eventmanager.common.EventTypeIndex>	ID_COUNT	A counter for the IDs for all produced events based on the type of event.
protected URI[]	managerURI	The URIs of the service (event manager) creating this event.
protected String	sourceID	The ID of the source of this event.
protected String	sourceType	The type of the source of this event.

Constructor Summary

Constructors

Constructor	Description
AbstractEvent(URI[] managerURI, String eventType, String sourceType, String sourceID)	Creates a new event having the designated attributes.

Method Summary

Modifier and Type	Method	Description
long	getCreationTime()	Gets the time (in milliseconds) this event has been created.
URI[]	getEventManager()	Gets the URI of the event manager of the event source that produced this event.
String	getEventType()	Gets the type of this event.
long	getID()	Gets the ID for this event that is set consecutively for all events of the same type produced by the same event source.
String	getSourceID()	Gets the ID of the source of this event.
String	getSourceType()	Gets the type of the source of this event.

Methods inherited from class java.lang.Object

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

Field Detail

ID_COUNT

protected static final ObjectCounting<de.aristaflow.adept2.core.eventmanager.common.EventTypeIndex> ID_COUNT

A counter for the IDs for all produced events based on the type of event.

id

protected final long id

The ID of this event.

managerURI

protected final URI[] managerURI

The URIs of the service (event manager) creating this event.

eventType

protected final String eventType

The type of this event.

sourceType

protected final String sourceType

The type of the source of this event.

sourceID

protected final String sourceID

The ID of the source of this event.

creationTime

protected final long creationTime

The time (in milliseconds, see System.currentTimeMillis()) this result set has been created.

Constructor Detail

AbstractEvent

public AbstractEvent(URI[] managerURI,
                     String eventType,
                     String sourceType,
                     String sourceID)

Creates a new event having the designated attributes.

Parameters:

managerURI - The URIs of the service (event manager) creating the event.

eventType - The type of the event.

sourceType - The type of the source of this event.

sourceID - The ID of the source of this event.

Method Detail

getID

public long getID()

Description copied from interface: Event

Gets the ID for this event that is set consecutively for all events of the same type produced by the same event source.

Specified by:

getID in interface Event

Returns:

The ID for this event.

getEventManager

public URI[] getEventManager()

Description copied from interface: Event

Gets the URI of the event manager of the event source that produced this event.

Specified by:

getEventManager in interface Event

Returns:

The URI of the event manager of the event source that produced this event.

getEventType

public String getEventType()

Description copied from interface: Event

Gets the type of this event.

Specified by:

getEventType in interface Event

Returns:

The type of this event.

getSourceType

public String getSourceType()

Description copied from interface: Event

Gets the type of the source of this event.

Specified by:

getSourceType in interface Event

Returns:

The type of the source of of this event.

getSourceID

public String getSourceID()

Description copied from interface: Event

Gets the ID of the source of this event.

Specified by:

getSourceID in interface Event

Returns:

The ID of the source of of this event.

getCreationTime

public long getCreationTime()

Description copied from interface: Event

Gets the time (in milliseconds) this event has been created.

Specified by:

getCreationTime in interface Event

Returns:

The time (in milliseconds) this event has been created.

See Also:

System.currentTimeMillis()