Java Phaser getUnarrivedParties() 方法

2025年3月21日 | 阅读 1 分钟

getUnarrivedParties() 方法属于 Phaser 类。它返回尚未到达此 phaser 当前阶段的已注册参与者的数量。

语法

它返回未到达的参与者数量。

示例 1

import java.util.concurrent.Phaser;
public class getUnarrivedParties1
{
    public static void main(String[] args) throws InterruptedException
    {
        int i, j;
          Phaser p = new Phaser();
          p.register();
          int pc = p.getPhase();
          System.out.println("Phasecount is "+pc);
          for(i=0;i<=5;i++)
          {
          new getUnarrivedParties1().testPhaser(p);
          }
          System.out.println("Unarrived Parties : "+p.getUnarrivedParties());
          Thread.sleep(5000);
          pc = p.getPhase();
          System.out.println("Phasecount is "+pc);
           
    }
    private void testPhaser(final Phaser phaser)
    {
        new Thread(){
                @Override
                public void run()
                    {
                        System.out.println(Thread.currentThread().getName()+" arrived");
                       
                    }
               }.start();
    }
}

输出

Phasecount is 0
Thread-0 arrived
Thread-1 arrived
Thread-2 arrived
Thread-3 arrived
Unarrived Parties : 1
Thread-4 arrived
Thread-5 arrived
Phasecount is 0

示例 2

import java.util.concurrent.Phaser;
public class getUnarrivedParties2
{
    public static void main(String[] args) throws InterruptedException
    {
        int i, j;
          Phaser p = new Phaser();
          p.register();
          int pc = p.getPhase();
          System.out.println("Phasecount is "+pc);
          new getUnarrivedParties1().testPhaser(p);
          new getUnarrivedParties1().testPhaser(p);
          System.out.println("Unarrived Parties : "+p.getUnarrivedParties());
          Thread.sleep(5000);
          pc = p.getPhase();
          System.out.println("Phasecount is "+pc);
           
    }
    private void testPhaser(final Phaser phaser)
    {
        new Thread(){
                @Override
                public void run()
                    {
                        System.out.println(Thread.currentThread().getName()+" arrived");
                       
                    }
               }.start();
    }
}

输出

Phasecount is 0
Thread-0 arrived
Unarrived Parties : 1
Thread-1 arrived
Phasecount is 0

下一话题Java Phaser

Java Phaser getUnarrivedParties() 方法

语法

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示例 1

示例 2

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Java Phaser getUnarrivedParties() 方法

语法

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示例 1

示例 2

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