public CyclicBarrier(int parties) {
this(parties, null);
}
public int getParties() {
return parties;
}
public class KillDragon {
/**
* 模拟打野去打大龙
*/
public static void dayePlayDragon(){
System.out.println("打野在去打大龙的路上,需要10s");
}
/**
* 模拟上单去打大龙
*/
public static void shangdanPlayDragon(){
System.out.println("上单在去打大龙的路上,需要10s");
}
/**
* 模拟中单去打大龙
*/
public static void zhongdanPlayDragon(){
System.out.println("中单在去打大龙的路上,需要10s");
}
/**
* 模拟ADC和辅助去打大龙
*/
public static void adcAndFuzhuPlayDragon(){
System.out.println("ADC和辅助在去打大龙的路上,需要10s");
}
/**
* 模拟大家一起去打大龙
*/
public static void killDragon()
{
System.out.println("打大龙...");
}
public static void main(String[] args)
{
dayePlayDragon();
shangdanPlayDragon();
zhongdanPlayDragon();
adcAndFuzhuPlayDragon();
killDragon();
}
打野在去打大龙的路上,需要10s 上单在去打大龙的路上,需要10s 中单在去打大龙的路上,需要10s ADC和辅助在去打大龙的路上,需要10s 打大龙...
private static volatile int i = 4;
public static void main(String[] args) {
new Thread(new Runnable() {
@Override
public void run() {
long start = System.currentTimeMillis();
while (i!=0){
}
while (i==0) {
killDragon();
i--;
long t = System.currentTimeMillis() - start;
System.out.println("总共耗时:"+t+"毫秒");
}
}
}).start();
new Thread(new Runnable() {
@Override
public void run() {
dayePlayDragon();
try {
Thread.sleep(10000);
i--;
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}).start();
new Thread(new Runnable() {
@Override
public void run() {
shangdanPlayDragon();
try {
Thread.sleep(10000);
i--;
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}).start();
new Thread(new Runnable() {
@Override
public void run() {
zhongdanPlayDragon();
try {
Thread.sleep(10000);
i--;
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}).start();
new Thread(new Runnable() {
@Override
public void run() {
adcAndFuzhuPlayDragon();
try {
Thread.sleep(10000);
i--;
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}).start();
}
打野在去打大龙的路上,需要10s 上单在去打大龙的路上,需要10s 中单在去打大龙的路上,需要10s ADC和辅助在去打大龙的路上,需要10s 打大龙... 总共耗时:10005毫秒
public static void main(String[] args) {
CyclicBarrier barrier = new CyclicBarrier(5);
new Thread(new Runnable() {
@Override
public void run() {
long start = System.currentTimeMillis();
try {
barrier.await();
} catch (InterruptedException e) {
e.printStackTrace();
} catch (BrokenBarrierException e) {
e.printStackTrace();
}
killDragon();
long t = System.currentTimeMillis() - start;
System.out.println("总共耗时:"+t+"毫秒");
}
}).start();
new Thread(new Runnable() {
@Override
public void run() {
dayePlayDragon();
try {
Thread.sleep(10000);
barrier.await();
} catch (Exception e) {
e.printStackTrace();
}
}
}).start();
new Thread(new Runnable() {
@Override
public void run() {
shangdanPlayDragon();
try {
Thread.sleep(10000);
barrier.await();
} catch (Exception e) {
e.printStackTrace();
}
}
}).start();
new Thread(new Runnable() {
@Override
public void run() {
zhongdanPlayDragon();
try {
Thread.sleep(10000);
barrier.await();
} catch (Exception e) {
e.printStackTrace();
}
}
}).start();
new Thread(new Runnable() {
@Override
public void run() {
adcAndFuzhuPlayDragon();
try {
Thread.sleep(10000);
barrier.await();
} catch (Exception e) {
e.printStackTrace();
}
}
}).start();
}
打野在去打大龙的路上,需要10s 上单在去打大龙的路上,需要10s 中单在去打大龙的路上,需要10s ADC和辅助在去打大龙的路上,需要10s 打大龙... 总共耗时:10002毫秒
public class CyclicBarrierDemo {
public static class Soldier implements Runnable {
private String soldier;
private final CyclicBarrier cyclicBarrier;
public Soldier(CyclicBarrier cyclicBarrier, String soldier) {
this.soldier = soldier;
this.cyclicBarrier = cyclicBarrier;
}
@Override
public void run() {
try {
cyclicBarrier.await();
doWork();
cyclicBarrier.await();
} catch (InterruptedException e) {
e.printStackTrace();
} catch (BrokenBarrierException e) {
e.printStackTrace();
}
}
void doWork() {
try {
Thread.sleep(Math.abs(new Random().nextInt() % 10000));
} catch (InterruptedException e) {
e.printStackTrace();
}
System.out.println(soldier + ":任务完成");
}
}
public static class BarrierRun implements Runnable {
boolean flag;
int N;
public BarrierRun(boolean flag, int N) {
this.flag = flag;
this.N = N;
}
@Override
public void run() {
if (flag) {
System.out.println("司令:[士兵" + N + "个,任务完成!");
} else {
System.out.println("司令:[士兵" + N + "个,集合完毕!");
flag = true;
}
}
}
public static void main(String args[]) {
final int N = 10;
Thread[] allSoldier = new Thread[N];
boolean flag = false;
CyclicBarrier cyclicBarrier = new CyclicBarrier(N, new BarrierRun(flag, N));
System.out.println("集合队伍!");
for (int i = 0; i < N; i++) {
System.out.println("士兵" + i + "报道!");
allSoldier[i] = new Thread(new Soldier(cyclicBarrier, "士兵" + i));
allSoldier[i].start();
}
}
}
集合队伍! 士兵0报道! 士兵1报道! 士兵2报道! 士兵3报道! 士兵4报道! 士兵5报道! 士兵6报道! 士兵7报道! 士兵8报道! 士兵9报道! 司令:[士兵10个,集合完毕! 士兵0:任务完成 士兵2:任务完成 士兵9:任务完成 士兵3:任务完成 士兵7:任务完成 士兵8:任务完成 士兵1:任务完成 士兵4:任务完成 士兵5:任务完成 士兵6:任务完成 司令:[士兵10个,任务完成!
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