xdi2.core.impl.json

Class AbstractJSONGraphFactory

java.lang.Object

xdi2.core.impl.AbstractGraphFactory

xdi2.core.impl.json.AbstractJSONGraphFactory

All Implemented Interfaces:

GraphFactory

Direct Known Subclasses:

BDBJSONGraphFactory, FileJSONGraphFactory, MemoryJSONGraphFactory

public abstract class AbstractJSONGraphFactory
extends AbstractGraphFactory
implements GraphFactory

GraphFactory that creates graphs in JSON objects.

Author:

markus

Constructor Summary

Constructors

Constructor and Description
AbstractJSONGraphFactory()

Method Summary

Modifier and Type	Method and Description
Graph	openGraph(String identifier) Opens a graph.
protected abstract JSONStore	openJSONStore(String identifier) This must be overridden by subclasses to instantiate the JSON store.

Methods inherited from class xdi2.core.impl.AbstractGraphFactory

loadGraph, loadGraph, loadGraph, openGraph, parseGraph, parseGraph, parseGraph

Methods inherited from class java.lang.Object

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

Methods inherited from interface xdi2.core.GraphFactory

loadGraph, loadGraph, loadGraph, openGraph, parseGraph, parseGraph, parseGraph

Constructor Detail

AbstractJSONGraphFactory

public AbstractJSONGraphFactory()

Method Detail

openGraph

public final Graph openGraph(String identifier)
                      throws IOException

Description copied from interface: GraphFactory

Opens a graph.

Specified by:

openGraph in interface GraphFactory

Parameters:

identifier - An optional identifier to distinguish graphs from one another.

Returns:

An already existing or new graph.

Throws:

IOException

openJSONStore

protected abstract JSONStore openJSONStore(String identifier)
                                    throws IOException

This must be overridden by subclasses to instantiate the JSON store.

Parameters:

identifier - An optional identifier to distinguish JSON stores from one another.

Throws:

IOException