createmap.java

本人历尽千辛万苦找的clustream中的jar包

package org.osu.ogsa.stream.info;

import java.util.*;
import java.io.*;
import java.net.URL;
import java.util.Random;
import java.util.*;
import java.lang.Math;
public class CreateMap {


        public static void main(String args[] ) 
	{
		Date forRand = new Date();
		Random rand = new Random(forRand.getTime());
		Random rand1 = new Random(forRand.getTime() + 10);
		Random rand2 = new Random(forRand.getTime() + 20);
		int i,j ;
		String strInfo;
		int edgeCount = 0 ;
		String strI, strJ;

		for(i = 1; i <=5 ; i ++)
		{
			for(j = 6; j <= 20; j ++)
			{
				edgeCount ++;
				if(i < 10)
					strI = "osumed0" + i;
				else
					strI = "osumed" + i;
				if(j < 10)
					strJ = "osumed0" + j;
				else
					strJ = "osumed" +j;
				strInfo = "\"\" " + strI +" " + strJ+ " "+CreateMap.randnum(rand2, 1000) + "000";
				System.out.println(strInfo);
			}
		}

		int nTemp = -1;

		for(i = 6; i < 20; i++)
			for(j = i+1; j <= 20; j++)
			{
				if(CreateMap.Biased_Coin(rand, 0.7) == 1)
				{
					//create an edge
					edgeCount ++;
					edgeCount ++;
					if(i < 10)
						strI = "osumed0" + i;
					else
						strI = "osumed" + i;
					if(j < 10)
						strJ = "osumed0" + j;
					else
						strJ = "osumed" +j;
					nTemp = CreateMap.randnum(rand1, 1000);
					strInfo = "\"\" " + strI +" " + strJ+ " "+ nTemp + "000";
					System.out.println(strInfo);

					strInfo = "\"\" " + strJ +" " + strI+ " "+nTemp + "000";
					System.out.println(strInfo);
				}
			}
		System.out.println("edges " + edgeCount);
	}

        public static int Biased_Coin(Random rand, double probability)
	{
		return Biased_Coin(rand, probability, 100);
	}

	public static int Biased_Coin(Random rand, double probability, int factor)
	{
		int rand_int = 1 + (Math.abs(rand.nextInt()) % factor );
		if(rand_int <= (int)(probability* (double)factor))
			return 1;
		else
			return 0;
	}

	public static int randnum(Random rand, int factor)
	{
		int rand_int = 1 + (Math.abs(rand.nextInt()) % factor );
		return rand_int;
	}

}