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){} } } }