[Ch15] 2nd Ed Code magnets (b0b1a2fe) · Commits · examples / Head First Java 3rd Edition

src/main/java/ch15/TestThreads.java

0 → 100644

+62 −0

Changes for src/main/java/ch15/TestThreads.java: 62 added lines, 0 removed lines.
Original line number	Diff line number	Diff line
		package ch15;

		public class TestThreads {
		public static void main(String[] args) {
		ThreadOne t1 = new ThreadOne();
		ThreadTwo t2 = new ThreadTwo();
		Thread one = new Thread(t1);
		Thread two = new Thread(t2);
		one.start();
		two.start();
		}
		}

		class Accum {
		private static Accum a = new Accum();
		private int counter = 0;

		private Accum() {
		}

		public static Accum getAccum() {
		return a;
		}

		public void updateCounter(int add) {
		counter += add;
		}

		public int getCount() {
		return counter;
		}
		}

		class ThreadOne implements Runnable {
		Accum a = Accum.getAccum();

		public void run() {
		for (int x = 0; x < 98; x++) {
		a.updateCounter(1000);
		try {
		Thread.sleep(50);
		} catch (InterruptedException ex) {
		}
		}
		System.out.println("one " + a.getCount());
		}
		}

		class ThreadTwo implements Runnable {
		Accum a = Accum.getAccum();

		public void run() {
		for (int x = 0; x < 99; x++) {
		a.updateCounter(1);
		try {
		Thread.sleep(50);
		} catch (InterruptedException ex) {
		}
		}
		System.out.println("two " + a.getCount());
		}
		}
		No newline at end of file