Introduction - If you have any usage issues, please Google them yourself
Experimental purposes: 1. Create a new method in the class. Two other methods in the class call the method. Problem Description: to modify the Java programming tutorial in 8.7 Time3 class, increase the tick method, the method Time3 object increased by 1 second. In addition, the increase in the minute incrementMinute, as well as increase the hour of incrementHour methods. The time3 object should always maintain a consistent state. Modify the Java programming tutorial " in Figure 8.8 the applets TimeTest4 of the tick test Time3 object incrementMinute methods and incrementHour of methods to ensure they work properly.