修改

src/main/java/com/chaozhanggui/system/cashierservice/rabbit/PrintMechineConsumer.java

@@ -19,6 +19,8 @@ import org.springframework.stereotype.Component;
 import org.springframework.stereotype.Service;
 
 import java.util.*;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicReference;
 import java.util.stream.Collectors;
@@ -292,7 +294,6 @@ public class PrintMechineConsumer {
 
                 log.info("获取当前类别是否未打印类别:{}", count);
                 if (count > 0) {
-
                     // 统计已打数量
                     int printerNum = 0;
                     boolean isReturn = false;