abstract class GetTime{
public final void getTime(){
long start = System.currentTimeMillis();
runcode();
long end = System.currentTimeMillis();
System.out.println(" 毫秒差值： "+(end - start));
}
public abstract void runcode();
}
class SubTime extends GetTime{
@Override
public void runcode() {
// TODO Auto-generated method stub
for(int i = 0;i<10000;i++){
System.out.println(i);
}
}
}
public class TemplateDemo {
public static void main(String []args){
// GetTime g = new GetTime();
SubTime g = new SubTime();
g.getTime();
}
}
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