OS.rar_互斥量

package edu.bjtu.os; public class Actiona implements Runnable { @SuppressWarnings("deprecation") @Override public void run() { // TODO Auto-generated method stub while(Hw1.index<999){ if(Hw1.ME==-1){ //Hw1.ME=-1; //Hw1.bThread.resume(); try { synchronized (Hw1.Actb) { Hw1.Actb.notify(); Thread.currentThread().sleep(100); } //wait(); } catch (Exception e) { try { Thread.currentThread().sleep(100); } catch (InterruptedException e1) { // TODO Auto-generated catch block e1.printStackTrace(); } // TODO Auto-generated catch block //e.printStackTrace(); } } else{ Hw1.ME=1; try { System.out.println("a sleep"); synchronized (Hw1.Acta) { Hw1.Acta.wait(); } } catch (InterruptedException e1) { // TODO Auto-generated catch block e1.printStackTrace(); } System.out.println("a wake"); if(Hw1.ME==1){ if(Hw1.index==999){ Hw1.endIndex=999; // Hw1.bThread.notify(); // return; } else{ int m=Hw1.index+(int)(Math.random()*(1000-Hw1.index)); if(m+Hw1.index>999){ m=999; } Hw1.endIndex=m; } } //Hw1.bThread.notify(); /////v Hw1.ME=-1; } } } }