Programowanie współbieżne w języku Java

Wersja 4
package prodcons04;
public class ProducerConsumerTest4 {
public static void main(String[] args) {
SemaphoreBoundedBuffer c = new SemaphoreBoundedBuffer(1);
Producer4 p1 = new Producer4(c, 1);
Consumer4 c1 = new Consumer4(c, 1);
p1.start();
c1.start();
}
}
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package prodcons04;
public class Producer4 extends Thread {
private SemaphoreBoundedBuffer cubbyhole;
private int number;
public Producer4(SemaphoreBoundedBuffer c, int number) {
cubbyhole = c;
this.number = number;
}
@Override
public void run() {
for (int i = 0; i < 10; i++) {
try {
cubbyhole.put(number, i);
sleep((int)(Math.random() * 500));
} catch (InterruptedException e) {
System.err.println(e.getMessage());
}
}
}
}
================================================================
package prodcons04;
public class Consumer4 extends Thread {
private SemaphoreBoundedBuffer cubbyhole;
private int number;
public Consumer4(SemaphoreBoundedBuffer c, int number) {
cubbyhole = c;
this.number = number;
}
@Override
public void run() {
int value = 0;
for (int i = 0; i < 10; i++) {
try {
value = (Integer)(cubbyhole.take(number));
sleep((int)(Math.random() * 1000));
} catch (InterruptedException e) {
System.err.println(e.getMessage());
}
}
}
}
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Lab. „Programowanie współbieżne w języku Java”
13