fr.lri.bd.olap.dto
Class Datamart

java.lang.Object
  fr.lri.bd.olap.dto.OlapTree
      fr.lri.bd.olap.dto.Datamart

All Implemented Interfaces:

Externalizable, Serializable

public class Datamart
extends OlapTree
implements Externalizable

Correlation class is DTO class for correlation class which describes transformation from one schema to other one.

Author:

holubec

See Also:

Serialized Form

Constructor Summary

Datamart(OlapTree originalTree)
Constructor used for serialization

Datamart(String name, edu.uci.ics.jung.graph.Vertex root, List<edu.uci.ics.jung.graph.Vertex> vertexes, OlapTree originalTree)
Default constructor

Method Summary

edu.uci.ics.jung.graph.Vertex	getDatamartVertex(edu.uci.ics.jung.graph.Vertex v)
DBPool	getDBPool()
OlapTree	getOriginalTree()
edu.uci.ics.jung.graph.Vertex	getOriginalVertex(edu.uci.ics.jung.graph.Vertex v)
GraphPath	getPath2NewRoot()
void	readExternal(ObjectInput in)
void	writeExternal(ObjectOutput out)

Methods inherited from class fr.lri.bd.olap.dto.OlapTree

getGraph, getLayout, getName, getRoot

Methods inherited from class java.lang.Object

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

Constructor Detail

Datamart

public Datamart(OlapTree originalTree)

Constructor used for serialization

Parameters:

originalTree - original OlapTree of datamart

Datamart

public Datamart(String name,
                edu.uci.ics.jung.graph.Vertex root,
                List<edu.uci.ics.jung.graph.Vertex> vertexes,
                OlapTree originalTree)

Default constructor

Parameters:

name - name of the datamart

root - root of the datamart

vertexes - vertexes used in datamart from original tree

originalTree - original Olap tree

Method Detail

getOriginalVertex

public edu.uci.ics.jung.graph.Vertex getOriginalVertex(edu.uci.ics.jung.graph.Vertex v)

Parameters:

v - vertex of datamart

Returns:

vertex from original Olap tree

getDatamartVertex

public edu.uci.ics.jung.graph.Vertex getDatamartVertex(edu.uci.ics.jung.graph.Vertex v)

Parameters:

v - vertex of original Olap tree

Returns:

vertex of datamart

getOriginalTree

public OlapTree getOriginalTree()

Returns:

original OLAP tree

getPath2NewRoot

public GraphPath getPath2NewRoot()

Returns:

path of the original tree from it's root vertex to the root vertex of datamart

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

getDBPool

public DBPool getDBPool()

Overrides:

getDBPool in class OlapTree

Returns:

pool of database connections