org.opennms.netmgt.graph.provider.persistence

Class PersistenceGraphContainerProvider

java.lang.Object

org.opennms.netmgt.graph.provider.persistence.PersistenceGraphContainerProvider

All Implemented Interfaces:

GraphContainerProvider

public class PersistenceGraphContainerProvider
extends Object
implements GraphContainerProvider

This GraphContainerProvider is an example on how to use the GraphRepository within a provider.

Author:

mvrueden

Constructor Summary

Constructors

Constructor and Description
PersistenceGraphContainerProvider(GraphRepository graphRepository)

Method Summary

Modifier and Type	Method and Description
protected static GraphContainerInfo	createContainerInfo()
GraphContainerInfo	getContainerInfo() Invoking GraphContainerProvider.loadGraphContainer() may take some time, so it is not feasible to invoke it, if only the meta data of the container is requested.
void	init()
ImmutableGraphContainer	loadGraphContainer() Returns a fully loaded ImmutableGraphContainer object, containing ALL vertices and edges.

Methods inherited from class java.lang.Object

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

Constructor Detail

PersistenceGraphContainerProvider

public PersistenceGraphContainerProvider(GraphRepository graphRepository)

Method Detail

loadGraphContainer

public ImmutableGraphContainer loadGraphContainer()

Description copied from interface: GraphContainerProvider

Returns a fully loaded ImmutableGraphContainer object, containing ALL vertices and edges. May be slow.

Specified by:

loadGraphContainer in interface GraphContainerProvider

Returns:

The populated container

getContainerInfo

public GraphContainerInfo getContainerInfo()

Description copied from interface: GraphContainerProvider

Invoking GraphContainerProvider.loadGraphContainer() may take some time, so it is not feasible to invoke it, if only the meta data of the container is requested. Therefore the GraphContainerProvider.getContainerInfo() should return very quickly with the meta data of the container and its graphs.

Specified by:

getContainerInfo in interface GraphContainerProvider

Returns:

The container's meta data

init

public void init()

createContainerInfo

protected static GraphContainerInfo createContainerInfo()