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interface Hello{
void myPrint(int value);
}
public class CallBackTest implements Hello {
public static void main(String[] args) {
CallBackTest callBackTest = new CallBackTest();
Hi hi = new Hi();
hi.tryToCall(100, callBackTest);
callBackTest.yourPrint(100);
}
@Override
public void myPrint(int value) {
for (int i = 0; i < value; i++) {
for (int j = 0; j < 100000; j++){
//纯粹为了延时
}
System.out.println(i);
}
}
public void yourPrint(int value) {
for (int i = 0; i < value; i++) {
for (int j = 0; j < 100000; j++){
//纯粹为了延时
}
System.out.println(i);
}
}
}
class Hi{
void tryToCall(int value, Hello hi){
hi.myPrint(value);
}
}