增加kafka 测试

concurrent/src/main/java/concurrent/queue/BlockingQueueTestWork.java

@@ -4,6 +4,7 @@ import lombok.AllArgsConstructor;
 import lombok.SneakyThrows;
 
 import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.ConcurrentLinkedQueue;
 
 @AllArgsConstructor
 public class BlockingQueueTestWork extends Thread {
@@ -27,6 +28,7 @@ public class BlockingQueueTestWork extends Thread {
     }
 
     public void offerTest() {
+        ConcurrentLinkedQueue<Integer> concurrentLinkedQueue = new ConcurrentLinkedQueue<>();
         boolean offer = arrayBlockingQueue.offer(1);
         if (!offer) {
             System.out.println("队列满了");