?? direction.java
字號:
package lift.component.type;
public enum Direction {
UP, DOWN, NO_DIRECTION;
private static Direction dir = NO_DIRECTION;
public static void setDirectionUp(){
dir = UP;
}
public static void setDirectionDown(){
dir = DOWN;
}
public static void resetDirection(){
dir = NO_DIRECTION;
}
public static Direction getDirection(){
return dir;
}
public String toString(){
String temp;
switch(this.ordinal()){
case 0:
return "↑";
case 1:
return "↓";
}
return "null";
}
}
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