?? doprotected2.java
字號:
import javax.microedition.midlet.*;
public class DoProtected2 extends MIDlet{
int data = 0;
SetThread setThread;
GetThread getThread;
Object object;
public DoProtected2(){
setThread = new SetThread();
getThread = new GetThread();
object = new Object();
}
public void startApp(){
getThread.start();
setThread.start();
}
public void pauseApp(){
}
public void destroyApp(boolean unconditional){
}
class SetThread extends Thread{
public void run(){
while(data != 10){
synchronized(object){
data++;
System.out.println("Set data = "+data);
}
}
System.out.println("SetThread Exit!");
}
}
class GetThread extends Thread{
public void run(){
while(data != 10){
synchronized(object){
System.out.println("1st Get data = "+data);
for(int i=0;i<1000;i++){}
System.out.println("2nd Get data = "+data);
}
}
System.out.println("GetThread Exit!");
}
}
}
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