[Ch15] Updating code magnets so the output isn't so confusing. It's still not... (7597c866) · Commits · examples / Head First Java 3rd Edition

src/main/java/ch15/TestThreads.java

+5 −16

Changes for src/main/java/ch15/TestThreads.java: 5 added lines, 16 removed lines.
Original line number	Diff line number	Diff line
		@@ -9,6 +9,7 @@ public class TestThreads {
		pool.execute(new ThreadOne());
		pool.execute(new ThreadTwo());
		pool.shutdown();
		System.out.println(Accum.getInstance().getCount());
		}
		}

		@@ -20,11 +21,11 @@ class Accum {
		}

		// singleton
		public static Accum getAccum() {
		public static Accum getInstance() {
		return a;
		}

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

		@@ -34,33 +35,21 @@ class Accum {
		}

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

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

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

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