Java澶氱嚎绋?闃诲闃熷垪BlockingQueue
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import java.util.concurrent.BlockingQueue;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.LinkedBlockingQueue;
/**
* @author jackyuj
*/
public class BlockingQueueTest {
public static void main(String[] args) throws InterruptedException {
// 澹版槑涓€涓閲忎负10鐨勭紦瀛橀槦鍒?
BlockingQueue<String> queue = new LinkedBlockingQueue<String>(10);
Producer producer1 = new Producer(queue);
Producer producer2 = new Producer(queue);
Producer producer3 = new Producer(queue);
Consumer consumer = new Consumer(queue);
// 鍊熷姪Executors
ExecutorService service = Executors.newCachedThreadPool();
// 鍚姩绾跨▼
service.execute(producer1);
service.execute(producer2);
service.execute(producer3);
service.execute(consumer);
// 鎵ц10s
Thread.sleep(10 * 1000);
producer1.stop();
producer2.stop();
producer3.stop();
Thread.sleep(2000);
// 閫€鍑篍xecutor
service.shutdown();
}
}
import java.util.Random;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.TimeUnit;
/**
* 娑堣垂鑰呯嚎绋?
*
* @author jackyuj
*/
public class Consumer implements Runnable {
public Consumer(BlockingQueue<String> queue) {
this.queue = queue;
}
public void run() {
System.out.println("鍚姩娑堣垂鑰呯嚎绋嬶紒");
Random r = new Random();
boolean isRunning = true;
try {
while (isRunning) {
System.out.println("姝ｄ粠闃熷垪鑾峰彇鏁版嵁...");
String data = queue.poll(2, TimeUnit.SECONDS);
if (null != data) {
System.out.println("鎷垮埌鏁版嵁锛? + data);
System.out.println("姝ｅ湪娑堣垂鏁版嵁锛? + data);
Thread.sleep(r.nextInt(DEFAULT_RANGE_FOR_SLEEP));
} else {
// 瓒呰繃2s杩樻病鏁版嵁锛岃涓烘墍鏈夌敓浜х嚎绋嬮兘宸茬粡閫€鍑猴紝鑷姩閫€鍑烘秷璐圭嚎绋嬨€?
isRunning = false;
}
}
} catch (InterruptedException e) {
e.printStackTrace();
Thread.currentThread().interrupt();
} finally {
System.out.println("閫€鍑烘秷璐硅€呯嚎绋嬶紒");
}
}
private BlockingQueue<String> queue;
private static final int DEFAULT_RANGE_FOR_SLEEP = 1000;
}
import java.util.Random;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
/**
* 鐢熶骇鑰呯嚎绋?
*
* @author jackyuj
*/
public class Producer implements Runnable {
public Producer(BlockingQueue queue) {
this.queue = queue;
}
public void run() {
String data = null;
Random r = new Random();
System.out.println("鍚姩鐢熶骇鑰呯嚎绋嬶紒");
try {
while (isRunning) {
System.out.println("姝ｅ湪鐢熶骇鏁版嵁...");
Thread.sleep(r.nextInt(DEFAULT_RANGE_FOR_SLEEP));
data = "data:" + count.incrementAndGet();
System.out.println("灏嗘暟鎹細" + data + "鏀惧叆闃熷垪...");
if (!queue.offer(data, 2, TimeUnit.SECONDS)) {
System.out.println("鏀惧叆鏁版嵁澶辫触锛? + data);
}
}
} catch (InterruptedException e) {
e.printStackTrace();
Thread.currentThread().interrupt();
} finally {
System.out.println("閫€鍑虹敓浜ц€呯嚎绋嬶紒");
}
}
public void stop() {
isRunning = false;
}
private volatile boolean isRunning = true;
private BlockingQueue queue;
private static AtomicInteger count = new AtomicInteger();
private static final int DEFAULT_RANGE_FOR_SLEEP = 1000;
}