Java The Complete Reference, Seventh Edition

synchronized void bar(A a) { String name = Thread.currentThread().getName(); System.out.println(name + " entered B.bar"); try { ...

Chapter 11: Multithreaded Programming 249 same time,MainThreadownsaand is waiting to getb. This program will never complete. As ...

class SuspendResume { public static void main(String args[]) { NewThread ob1 = new NewThread("One"); NewThread ob2 = new NewThre ...

Two: 7 Two: 6 Resuming thread One Suspending thread Two One: 10 One: 9 One: 8 One: 7 One: 6 Resuming thread Two Waiting for thre ...

Because you can’t now use thesuspend( ),resume( ),orstop( )methods to control a thread, you might be thinking that no way exists ...

System.out.println(name + " exiting."); } void mysuspend() { suspendFlag = true; } synchronized void myresume() { suspendFlag = ...

Using Multithreading The key to utilizing Java’s multithreading features effectively is to think concurrently rather than serial ...

12 Enumerations, Autoboxing, and Annotations (Metadata) 12 Enumerations, Autoboxing, and Annotations (Metadata) T his chapter ex ...

The identifiersJonathan,GoldenDel, and so on, are calledenumeration constants. Each is implicitly declared as a public, static f ...

// An enumeration of apple varieties. enum Apple { Jonathan, GoldenDel, RedDel, Winesap, Cortland } class EnumDemo { public stat ...

258 Part I: The Java Language The values( ) and valueOf( ) Methods All enumerations automatically contain two predefined methods ...

Chapter 12: Enumerations, Autoboxing, and Annotations (Metadata) 259 Notice that this program uses a for-each styleforloop to cy ...

260 Part I: The Java Language // Display price of Winesap. System.out.println("Winesap costs " + Apple.Winesap.getPrice() + " ce ...

// Use an enum constructor. enum Apple { Jonathan(10), GoldenDel(9), RedDel, Winesap(15), Cortland(8); private int price; // pri ...

262 Part I: The Java Language they both refer to the same constant, within the same enumeration. Simply having ordinal values in ...

The output from the program is shown here: Here are all apple constants and their ordinal values: Jonathan 0 GoldenDel 1 RedDel ...

else return Answers.NEVER; // 2% } } class AskMe { static void answer(Answers result) { switch(result) { case NO: System.out.pri ...

in detail in Part II, but they are introduced here because they relate directly to Java’s autoboxing feature. The type wrappers ...

266 Part I: The Java Language All of the numeric type wrappers define constructors that allow an object to be constructed from a ...

Chapter 12: Enumerations, Autoboxing, and Annotations (Metadata) 267 The addition of autoboxing and auto-unboxing greatly stream ...