java进程调度算法

      package dispatcher;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class ShowFrame extends JFrame {
  MainApplet ma;
    public ShowFrame(MainApplet ma,int n[][]) {
        super("Map");
        setSize(600, 580);
        this.ma=ma;
        new InitFrame(this);
        MapPane map = new MapPane(n,this);
        getContentPane().add(map);
    }
    protected void processWindowEvent(WindowEvent e) {
    super.processWindowEvent(e);
    if (e.getID() == WindowEvent.WINDOW_CLOSING) {
    }
  }

}

class MapPane extends JPanel implements Runnable{
  int n[][];ShowFrame sf;
  Graphics gr;
  Thread FCFSthread,RRthread,RR2thread,SPNthread,SRTthread,HRRNthread,FeelBackthread,FeelBack2thread;
  public MapPane(int n[][],ShowFrame sf){
    this.n=n;this.sf=sf;
  }
    public void paintComponent(Graphics g) {

      g.clearRect(0,0,600,580) ;
      g.drawLine(120,20,580,20);
      g.drawLine(120,520,580,520);
      for(int i=120;i<=580;i=i+20){
        if(i%100==20){
          String kn=String.valueOf(i/20-6) ;
          g.drawString(kn,i-3,12) ;
          g.fillRect(i,15,2,5);
          g.drawString(kn,i-3,512) ;
          g.fillRect(i,515,2,5);
        }
        else{g.fillRect(i,16,1,4); g.fillRect(i,516,1,4);}
      }
      drawFCFS(g);
      drawRR(g);
      drawRR2(g);
      drawSPN(g);
      drawSRT(g);
      drawHRRN(g);
      drawFeelBack(g);
      drawFeelBack2(g);

    }

    public void drawBlock(int num,int s,int pos,Graphics g){
      g.fillRect((s+6)*20,num*60+pos*10+25,20,10) ;
    }

    public void drawFCFS(Graphics g){
      g.drawString("FCFS:",50,55) ;
      g.drawString("A:",108,35) ;
      g.drawString("B:",108,45) ;
      g.drawString("C:",108,55) ;
      g.drawString("D:",108,65) ;
      g.drawString("E:",108,75) ;
      FCFSthread=new Thread(this);
      FCFSthread.start() ;
    }
    public void drawRR(Graphics g){
      g.drawString("RR:(q=1)",50,115) ;
      g.drawString("A:",108,95) ;
      g.drawString("B:",108,105) ;
      g.drawString("C:",108,115) ;
      g.drawString("D:",108,125) ;
      g.drawString("E:",108,135) ;
      RRthread=new Thread(this);
      RRthread.start() ;
    }
    public void drawRR2(Graphics g){
      g.drawString("RR:(q=4)",50,175) ;
      g.drawString("A:",108,155) ;
      g.drawString("B:",108,165) ;
      g.drawString("C:",108,175) ;
      g.drawString("D:",108,185) ;
      g.drawString("E:",108,195) ;
      RR2thread=new Thread(this);
      RR2thread.start() ;
    }
    public void drawSPN(Graphics g){
      g.drawString("Next(SPN)",40,235) ;
      g.drawString("A:",108,215) ;
      g.drawString("B:",108,225) ;
      g.drawString("C:",108,235) ;
      g.drawString("D:",108,245) ;
      g.drawString("E:",108,255) ;
      SPNthread=new Thread(this);
      SPNthread.start() ;
    }
    public void drawSRT(Graphics g){
      g.drawString("SRT",50,295) ;
      g.drawString("A:",108,275) ;
      g.drawString("B:",108,285) ;
      g.drawString("C:",108,295) ;
      g.drawString("D:",108,305) ;
      g.drawString("E:",108,315) ;
      SRTthread=new Thread(this);
      SRTthread.start() ;
    }
    public void drawHRRN(Graphics g){
      g.drawString("HRRN",50,355) ;
      g.drawString("A:",108,335) ;
      g.drawString("B:",108,345) ;
      g.drawString("C:",108,355) ;
      g.drawString("D:",108,365) ;
      g.drawString("E:",108,375) ;
      HRRNthread=new Thread(this);
      HRRNthread.start() ;
    }
    public void drawFeelBack(Graphics g){
      g.drawString("FeelBack(q=1)",15,415) ;
      g.drawString("Queue numbers=5",0,425) ;
      g.drawString("A:",108,395) ;
      g.drawString("B:",108,405) ;
      g.drawString("C:",108,415) ;
      g.drawString("D:",108,425) ;
      g.drawString("E:",108,435) ;
      FeelBackthread=new Thread(this);
      FeelBackthread.start() ;
    }
    public void drawFeelBack2(Graphics g){
      g.drawString("FeelBack(q=2^i)",10,475) ;
      g.drawString("Queue numbers=5",0,485) ;
      g.drawString("A:",108,455) ;
      g.drawString("B:",108,465) ;
      g.drawString("C:",108,475) ;
      g.drawString("D:",108,485) ;
      g.drawString("E:",108,495) ;
      FeelBack2thread=new Thread(this);
      FeelBack2thread.start() ;
    }

    public void run(){
      int a[]=null;int num=0;
      try{
      if(Thread.currentThread()==FCFSthread){
        a=sortFCFS.sort(n);
      }
      if(Thread.currentThread()==RRthread){
        try{
          a=sortRR.sort(n);
        }catch(InterruptedException e){}
        num=1;
      }
      if(Thread.currentThread()==RR2thread){
        try{
          a=sortRR2.sort(n);
        }catch(InterruptedException e){}
        num=2;

      }
      if(Thread.currentThread()==SPNthread){
        a=sortSPN.sort(n);
        num=3;
      }
      if(Thread.currentThread()==SRTthread){
        a=sortSRT.sort(n);
        num=4;
      }
      if(Thread.currentThread()==HRRNthread){
        a=sortHRRN.sort(n);
        num=5;
      }
      if(Thread.currentThread()==FeelBackthread){
        try{
          a=sortFB.sort(n);
        }catch(InterruptedException e){}
        num=6;
      }
      if(Thread.currentThread()==FeelBack2thread){
        try{
          a=sortFB2.sort(n);
        }catch(InterruptedException e){}
        num=7;
      }
      }catch(ArrayIndexOutOfBoundsException e){
        JOptionPane.showMessageDialog(this,"对不起，输入超出了本程序的表示范围！","fail",JOptionPane.WARNING_MESSAGE);
        sf.dispose();
      }

        for(int i=0;i<a.length ;i++){
          gr=getGraphics();
          if(num%2==0) gr.setColor(Color.red);
          else gr.setColor(Color.blue);
          if(a[i]>=0)
            drawBlock(num,i,a[i],gr);
          try{
            Thread.sleep(100)  ;
            }catch(InterruptedException e){}
        }

    }
}