1. ArrayBlockingQueue
public class ArrayBlockingQueue4Test {
public static void main(String[] args) {
final ArrayBlockingQueue<Data> queue = new ArrayBlockingQueue<Data>(100000000);
final long startTime = System.currentTimeMillis();
//向容器中添加元素
new Thread(new Runnable() {
public void run() {
long i = 0;
while (i < Constants.EVENT_NUM_OHM) {
Data data = new Data(i, "c" + i);
try {
queue.put(data);
} catch (InterruptedException e) {
e.printStackTrace();
}
i++;
}
}
}).start();
new Thread(new Runnable() {
public void run() {
int k = 0;
while (k < Constants.EVENT_NUM_OHM) {
try {
queue.take();
} catch (InterruptedException e) {
e.printStackTrace();
}
k++;
}
long endTime = System.currentTimeMillis();
System.out.println("ArrayBlockingQueue costTime = " + (endTime - startTime) + "ms");
}
}).start();
}
}
public class Data implements Serializable {
private static final long serialVersionUID = 2035546038986494352L;
private Long id ;
private String name;
public Data() {
}
public Data(Long id, String name) {
super();
this.id = id;
this.name = name;
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
public interface Constants {
int EVENT_NUM_OHM = 100000000;
int EVENT_NUM_FM = 50000000;
int EVENT_NUM_OM = 10000000;
}
public class DataConsumer implements EventHandler<Data> {
private long startTime;
private int i;
public DataConsumer() {
this.startTime = System.currentTimeMillis();
}
public void onEvent(Data data, long seq, boolean bool)
throws Exception {
i++;
if (i == Constants.EVENT_NUM_OHM) {
long endTime = System.currentTimeMillis();
System.out.println("Disruptor costTime = " + (endTime - startTime) + "ms");
}
}
}
ArrayBlockingQueue costTime = 27162ms
2. Disruptor
public class DisruptorSingle4Test {
public static void main(String[] args) {
int ringBufferSize = 65536;
final Disruptor<Data> disruptor = new Disruptor<Data>(
new EventFactory<Data>() {
public Data newInstance() {
return new Data();
}
},
ringBufferSize,
Executors.newSingleThreadExecutor(),
ProducerType.SINGLE,
//new BlockingWaitStrategy()
new YieldingWaitStrategy()
);
DataConsumer consumer = new DataConsumer();
//消费数据
disruptor.handleEventsWith(consumer);
disruptor.start();
new Thread(new Runnable() {
public void run() {
RingBuffer<Data> ringBuffer = disruptor.getRingBuffer();
for (long i = 0; i < Constants.EVENT_NUM_OHM; i++) {
long seq = ringBuffer.next();
Data data = ringBuffer.get(seq);
data.setId(i);
data.setName("c" + i);
ringBuffer.publish(seq);
}
}
}).start();
}
}
Disruptor costTime = 10255ms
2.5倍以上
注意:ArrayBlockingQueue 在一个生产者一个消费者的性能比自身多生产多消费模式要好,而Disruptor在多生产者多消费者性能更出色
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