i3.dragos.gm.core.id
Class EdgeID

java.lang.Object
  i3.dragos.gm.core.id.GraphEntityID
      i3.dragos.gm.core.id.EdgeID

All Implemented Interfaces:

java.io.Serializable

public class EdgeID
extends GraphEntityID

EdgeID s uniquely identify edgeswithin a graph pool.

Author:

Boris Boehlen <boehlen@cs.rwth-aachen.de>, Thorsten Hermes <thermes@i3.informatik.rwth-aachen.de>

See Also:

Core Graph Model , Implementation Issues , Serialized Form

Constructor Summary

EdgeID(DataSourceURL dataSourceURL, java.io.Serializable internalIdentifier, EdgeClassID type)
Constructs a new ID representing an edge.

Method Summary

Edge	getEdge() Returns the Edge referenced by this ID.
EdgeClassID	getEdgeClassID() Returns the type of the edge.

Methods inherited from class i3.dragos.gm.core.id.GraphEntityID

equals, getDataSourceURL, getGraphEntity, getGraphEntityClassID, getInternalIdentifier, hashCode, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

EdgeID

public EdgeID(DataSourceURL dataSourceURL,
              java.io.Serializable internalIdentifier,
              EdgeClassID type)

Constructs a new ID representing an edge.

Parameters:

dataSourceURL - The DataSourceURL where this edge is stored.

internalIdentifier - ID of the edge.

type - Edge's type.

Method Detail

getEdge

public Edge getEdge()
             throws DragosException

Returns the Edge referenced by this ID.

Returns:

The Edge referenced by this ID.

Throws:

DragosException - in case of internal errors.

getEdgeClassID

public EdgeClassID getEdgeClassID()

Returns the type of the edge.

Actually, this method is just a correctly typed wrapper for calling GraphEntityID.getGraphEntityClassID().

Returns:

the edge class ID.