com.graphaware.runtime.metadata

Class EmptyContext

java.lang.Object

com.graphaware.runtime.metadata.BaseTimerDrivenModuleContext<Void>

com.graphaware.runtime.metadata.EmptyContext

All Implemented Interfaces:

TimerDrivenModuleContext<Void>

public final class EmptyContext
extends BaseTimerDrivenModuleContext<Void>

A TimerDrivenModuleContext that is empty, i.e. holds no information about the module's position in the graph.

Field Summary

Fields inherited from interface com.graphaware.runtime.metadata.TimerDrivenModuleContext

ASAP

Constructor Summary

Constructors

Constructor and Description
EmptyContext() Construct an empty context requesting that the module be called again ASAP.
EmptyContext(long earliestNextCall) Construct an empty context requesting that the module be called again earliest at a specified point in time.

Method Summary

Modifier and Type	Method and Description
Void	find(org.neo4j.graphdb.GraphDatabaseService database) Find the position in the database.

Methods inherited from class com.graphaware.runtime.metadata.BaseTimerDrivenModuleContext

earliestNextCall, equals, hashCode

Methods inherited from class java.lang.Object

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

Constructor Detail

EmptyContext

public EmptyContext()

Construct an empty context requesting that the module be called again ASAP.

EmptyContext

public EmptyContext(long earliestNextCall)

Construct an empty context requesting that the module be called again earliest at a specified point in time.

Parameters:

earliestNextCall - time in ms since 1/1/1970 when the module should be called again at the earliest.

Method Detail

find

public Void find(org.neo4j.graphdb.GraphDatabaseService database)
          throws org.neo4j.graphdb.NotFoundException

Find the position in the database.

Parameters:

database - The GraphDatabaseService in which to find the position.

Returns:

A representation of the position.

Throws:

org.neo4j.graphdb.NotFoundException