Scheduling Algorithm driver

scheduler.java

import java.io.FileNotFoundException;
import java.io.FileReader;
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

public class Scheduler {
	
	public static void main(String args[]) throws FileNotFoundException
	{
		RunAll(1);
		
		int i = 1;
		//i = Integer.parseInt(args[0]);
		
		
		
		switch(i)
		{
			case 1:
				RunFCFS();
				break;
			case 2:
				int quant = Integer.parseInt(args[1]);
				RunRR(quant);
				break;
			case 3:
				RunShortestScheduler();
				break;
			case 4:
				RunShortestRemainingScheduler();
				break;
			case 5:
				RunHR();
				break;
			case 6:
				RunMultiLevel();
				break;	
			case 7:
				int q = Integer.parseInt(args[1]);
				RunAll(q);
				break;
		}
	
	}
	
	static void RunAll(int quant) throws FileNotFoundException
	{
		RunFCFS();
		RunRR(quant);
		RunShortestScheduler();
		RunShortestRemainingScheduler();
		RunHR();
		RunMultiLevel();
	}
	
	static void RunFCFS() throws FileNotFoundException
	{
			//Parse job list
				Scanner in = new Scanner(new FileReader("jobs.txt"));
				
				//create a list of Jobs
				List<Job> jobList = new ArrayList<Job>();
				
				while(in.hasNext())
				{
					String[] args = in.nextLine().split("\\s+");
					//parse and create a job
					Job job = new Job(args[0],Integer.parseInt(args[1]),Integer.parseInt(args[2]));
					jobList.add(job);
				}
				FCFSscheduler a = new FCFSscheduler(jobList);
				System.out.println();
	}
	
	static void RunShortestScheduler() throws FileNotFoundException
	{
			//Parse job list
				Scanner in = new Scanner(new FileReader("jobs.txt"));
				
				//create a list of Jobs
				List<Job> jobList = new ArrayList<Job>();
				
				while(in.hasNext())
				{
					String[] args = in.nextLine().split("\\s+");
					//parse and create a job
					Job job = new Job(args[0],Integer.parseInt(args[1]),Integer.parseInt(args[2]));
					jobList.add(job);
				}
				ShortestScheduler g = new ShortestScheduler(jobList);
				System.out.println();
	}
	
	static void RunShortestRemainingScheduler() throws FileNotFoundException
	{
			//Parse job list
				Scanner in = new Scanner(new FileReader("jobs.txt"));
				
				//create a list of Jobs
				List<Job> jobList = new ArrayList<Job>();
				
				while(in.hasNext())
				{
					String[] args = in.nextLine().split("\\s+");
					//parse and create a job
					Job job = new Job(args[0],Integer.parseInt(args[1]),Integer.parseInt(args[2]));
					jobList.add(job);
				}
				ShortestRemainingScheduler b = new ShortestRemainingScheduler(jobList);
				System.out.println();
	}
	
	static void RunRR(int quanta) throws FileNotFoundException
	{
			//Parse job list
				Scanner in = new Scanner(new FileReader("jobs.txt"));
				
				//create a list of Jobs
				List<Job> jobList = new ArrayList<Job>();
				
				while(in.hasNext())
				{
					String[] args = in.nextLine().split("\\s+");
					//parse and create a job
					Job job = new Job(args[0],Integer.parseInt(args[1]),Integer.parseInt(args[2]));
					jobList.add(job);
				}
				RRScheduler m = new RRScheduler(jobList, quanta);
				System.out.println();
	}
	
	static void RunHR() throws FileNotFoundException
	{

		//Parse job list
			Scanner in = new Scanner(new FileReader("jobs.txt"));
			
			//create a list of Jobs
			List<Job> jobList = new ArrayList<Job>();
			
			while(in.hasNext())
			{
				String[] args = in.nextLine().split("\\s+");
				//parse and create a job
				Job job = new Job(args[0],Integer.parseInt(args[1]),Integer.parseInt(args[2]));
				jobList.add(job);
			}
			HRScheduler m = new HRScheduler(jobList);
			System.out.println();
		
	}
	
	static void RunMultiLevel() throws FileNotFoundException
	{

		//Parse job list
			Scanner in = new Scanner(new FileReader("jobs.txt"));
			
			//create a list of Jobs
			List<Job> jobList = new ArrayList<Job>();
			
			while(in.hasNext())
			{
				String[] args = in.nextLine().split("\\s+");
				//parse and create a job
				Job job = new Job(args[0],Integer.parseInt(args[1]),Integer.parseInt(args[2]));
				jobList.add(job);
			}
			MultiLevelScheduler d = new MultiLevelScheduler(jobList);
			System.out.println();
		
	}
	
}