effective java 2nd edition joshua bloch

Tips"Effective Java, third Edition" an English version has been published, the second edition of this book presumably many people have read, known as one of the four major Java books, but the second edition of 2009 published, to n

Tips"Effective Java, third Edition" an English version has been published, the second edition of this book presumably many people have read, known as one of the four major Java books, but the second edition of 2009 published, to n

Tips"Effective Java, third Edition" an English version has been published, the second edition of this book presumably many people have read, known as one of the four major Java books, but the second edition of 2009 published, to n

Tips"Effective Java, third Edition" an English version has been published, the second edition of this book presumably many people have read, known as one of the four major Java books, but the second edition of 2009 published, to n

Tips"Effective Java, third Edition" an English version has been published, the second edition of this book presumably many people have read, known as one of the four major Java books, but the second edition of 2009 published, to n

/*** Effective Java Second Edition* 30th: Use enum instead of int constant*/Import Java.util.HashMap;Import Java.util.Map;public class Enumtest {/* Media operation */Public final static int START = 1;Public final static int PAUSE = 2;Public final static int RESUME = 3;Public final static int STOP = 4;/* Return results */Public final static int ret_ok = 1;private

; } PublicBuilder Calories (intcalories) { This. Calories =calories; return This; } PublicBuilder Fat (intfat) { This. Fat =fat; return This; } PublicBuilder Sodium (intsodium) { This. sodium =sodium; return This; } PublicBuilder Carbohydrate (intcarbohydrate) { This. Carbohydrate =carbohydrate; return This; } PublicNutritionfactsbuilder Build () {return NewNutritionfactsbuilder ( This); } } Private