public static void main(String[] args) {
ArrayList<Integer> productList = new ArrayList<>();
ExecutorService executorService = Executors.newFixedThreadPool(15);
for (int i = 0; i < 5; i++) {
executorService.submit(new Productor(productList, 8));
}
for (int i = 0; i < 10; i++) {
executorService.submit(new Consumer(productList));
}
}
class Consumer implements Runnable {
private List<Integer> mProductList;
public Consumer(List<Integer> mProductList) {
this.mProductList = mProductList;
}
@Override
public void run() {
while (true) {
synchronized (mProductList) {
try {
while (mProductList.isEmpty()) {
mProductList.wait();
}
int product = mProductList.remove(0);
System.out.println("consume product:" + product);
mProductList.notifyAll();
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
}
class Productor implements Runnable {
private List<Integer> mProductList;
private int maxSize;
public Productor(List<Integer> mProductList, int maxSize) {
this.mProductList = mProductList;
this.maxSize = maxSize;
}
@Override
public void run() {
while (true) {
synchronized (mProductList) {
try {
while (mProductList.size() == maxSize) {
mProductList.wait();
}
Random random = new Random();
int product = random.nextInt();
mProductList.add(product);
System.out.println("produce product:" + product);
mProductList.notifyAll();
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
}
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