springdetector2.java

Thinking in JAVA第四版源代码

//: containers/SpringDetector2.java
// A working key.

public class SpringDetector2 {
  public static void main(String[] args) throws Exception {
    SpringDetector.detectSpring(Groundhog2.class);
  }
} /* Output:
map = {Groundhog #2=Early Spring!, Groundhog #4=Six more weeks of Winter!, Groundhog #9=Six more weeks of Winter!, Groundhog #8=Six more weeks of Winter!, Groundhog #6=Early Spring!, Groundhog #1=Six more weeks of Winter!, Groundhog #3=Early Spring!, Groundhog #7=Early Spring!, Groundhog #5=Early Spring!, Groundhog #0=Six more weeks of Winter!}
Looking up prediction for Groundhog #3
Early Spring!
*///:~