Shows the use of thread priorities.

 

//: c13:SimplePriorities.java
// Shows the use of thread priorities.
// From 'Thinking in Java, 3rd ed.' (c) Bruce Eckel 2002
// www.BruceEckel.com. See copyright notice in CopyRight.txt.


public class SimplePriorities extends Thread {
  private int countDown = 5;
  private volatile double d = 0; // No optimization
  public SimplePriorities(int priority) {
    setPriority(priority);
    start();
  }
  public String toString() {
    return super.toString() + ": " + countDown;
  }
  public void run() {
    while(true) {
      // An expensive, interruptable operation:
      for(int i = 1; i < 100000; i++)
        d = d + (Math.PI + Math.E) / (double)i;
      System.out.println(this);
      if(--countDown == 0) return;
    }
  }
  public static void main(String[] args) {
    new SimplePriorities(Thread.MAX_PRIORITY);
    for(int i = 0; i < 5; i++)
      new SimplePriorities(Thread.MIN_PRIORITY);
  }
} ///:~

1.	Create a thread by implementing Runnable.
2.	Create a thread by extending Thread.
3.	Thread Reminder
4.	Thread Race Demo
5.	Suggesting when to switch threads with yield()
6.	Creating threads with inner classes
7.	The safe way to stop a thread
8.	Calling sleep() to wait for a while
9.	Understanding join()
10.	Daemon threads spawn other daemon threads
11.	Daemon threads don't prevent the program from ending.
12.	Java new feature: threading
13.	Java 1.5 (5.0) new feature: Thread Schedule
14.	Two simple threads
15.	Simple threads creator
16.	Task
17.	SimpleThread using the Runnable interface.
18.	Very simple Threading example.
19.	Test Override Thread
20.	Test Override
21.	Parallelizing Loops for Multiprocessor Machines
22.	Listing All Running Threads in a group
23.	Setting priorities on the Thread objects
24.	Thread priorities.
25.	Use a ThreadGroup.
26.	Three Threads Test

Shows the use of thread priorities. : Simple Threads « Threads « Java

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