DelayQueue是否线程安全

?

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public static void main(String[] args) {         for(int i = 0; i < 1000;i++){             TmOppEntity recuritOppEntity = new TmOppEntity(10);             recuritOppEntity.setAlog("asdasda");             recuritOppEntity.setIndustry("测试行业" + i);             recuritOppEntity.setOppId("商机" + i);             TeleMarketingCallProducer.OPP_ENTITY_QUEUE.offer(recuritOppEntity);         }           new Thread(() -> {             Thread.currentThread().setName("线程1");             while(true){                 TmOppEntity oppEntity = TeleMarketingCallProducer.OPP_ENTITY_QUEUE.poll();                 if(null != oppEntity){                     System.out.println(Thread.currentThread().getName() + " 拉取商机：" + oppEntity.getOppId());                 }             }         }).start();           new Thread(() -> {             Thread.currentThread().setName("线程2");             while(true){                 TmOppEntity oppEntity = TeleMarketingCallProducer.OPP_ENTITY_QUEUE.poll();                 if(null != oppEntity){                     System.out.println(Thread.currentThread().getName() + " 拉取商机：" + oppEntity.getOppId());                 }             }         }).start();           new Thread(() -> {             Thread.currentThread().setName("线程3");             while(true){                 TmOppEntity oppEntity = TeleMarketingCallProducer.OPP_ENTITY_QUEUE.poll();                 if(null != oppEntity){                     System.out.println(Thread.currentThread().getName() + " 拉取商机：" + oppEntity.getOppId());                 }             }         }).start();           try {             Thread.sleep(10000000);         } catch (InterruptedException e) {             e.printStackTrace();         }     }

　　

跑出数据：

 

商机去重复，未发现重复值，说明一个商机没有被多个线程消费