fr.lri.bd.olap.model
Class CorrelationUtils

java.lang.Object
  fr.lri.bd.olap.model.CorrelationUtils

public class CorrelationUtils
extends Object

Utils used for correlation counting

Author:

holubec

Constructor Summary

CorrelationUtils()

Method Summary

static edu.uci.ics.jung.graph.Vertex	getPred(List<edu.uci.ics.jung.graph.Vertex> vertexes, edu.uci.ics.jung.graph.Vertex v) Returns predcesor of specified vertex from vertex lists.
static Correlation	loadCorrelation(OlapTree tree1, OlapTree tree2, String fileName) Load correlation file for specified olap trees

Methods inherited from class java.lang.Object

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

Constructor Detail

CorrelationUtils

public CorrelationUtils()

Method Detail

loadCorrelation

public static Correlation loadCorrelation(OlapTree tree1,
                                          OlapTree tree2,
                                          String fileName)

Load correlation file for specified olap trees

Parameters:

tree1 - Olap tree 1

tree2 - Olap tree 2

fileName - path to file

Returns:

Correlation DTO

getPred

public static edu.uci.ics.jung.graph.Vertex getPred(List<edu.uci.ics.jung.graph.Vertex> vertexes,
                                                    edu.uci.ics.jung.graph.Vertex v)

Returns predcesor of specified vertex from vertex lists. It's used for find relations between schemas.

Parameters:

vertexes -

v - specified vertex

Returns:

predcesor of specified vertex from vertex lists