|  |  | 
 |  |  | import java.util.Map; | 
 |  |  | import java.util.concurrent.ConcurrentHashMap; | 
 |  |  | import java.util.concurrent.ConcurrentLinkedQueue; | 
 |  |  | import java.util.concurrent.LinkedBlockingQueue; | 
 |  |  |  | 
 |  |  | /** | 
 |  |  |  * 消息队列 | 
 |  |  | 
 |  |  |  */ | 
 |  |  | public class MessageQueue { | 
 |  |  |  | 
 |  |  |     // 堆垛机mq交换机 | 
 |  |  |     private static final Map<Integer, ConcurrentLinkedQueue<Task>> CRN_EXCHANGE = new ConcurrentHashMap<>(); | 
 |  |  |     // 输送线mq交换机 | 
 |  |  |     private static final Map<Integer, ConcurrentLinkedQueue<Task>> DEVP_EXCHANGE = new ConcurrentHashMap<>(); | 
 |  |  |     // 条码扫描仪mq交换机 | 
 |  |  |     private static final Map<Integer, ConcurrentLinkedQueue<Task>> BARCODE_EXCHANGE = new ConcurrentHashMap<>(); | 
 |  |  |     // Led灯 mq交换机 | 
 |  |  |     private static final Map<Integer, ConcurrentLinkedQueue<Task>> LED_EXCHANGE = new ConcurrentHashMap<>(); | 
 |  |  |     private static final Map<Integer, LinkedBlockingQueue<Task>> LED_EXCHANGE = new ConcurrentHashMap<>(); | 
 |  |  |     // 磅称mq交换机 | 
 |  |  |     private static final Map<Integer, ConcurrentLinkedQueue<Task>> SCALE_EXCHANGE = new ConcurrentHashMap<>(); | 
 |  |  |     // 台车mq交换机 | 
 |  |  |     private static final Map<Integer, ConcurrentLinkedQueue<Task>> CAR_EXCHANGE = new ConcurrentHashMap<>(); | 
 |  |  |     //四向穿梭车mq交换机 | 
 |  |  |     private static final Map<Integer, ConcurrentLinkedQueue<Task>> SHUTTLE_EXCHANGE = new ConcurrentHashMap<>(); | 
 |  |  |     //提升机mq交换机 | 
 |  |  |     private static final Map<Integer, ConcurrentLinkedQueue<Task>> LIFT_EXCHANGE = new ConcurrentHashMap<>(); | 
 |  |  |  | 
 |  |  |     /** | 
 |  |  |      * mq 交换机初始化 | 
 |  |  |      */ | 
 |  |  |     public static void init(SlaveType type, Slave slave) { | 
 |  |  |         switch (type) { | 
 |  |  |             case Crn: | 
 |  |  |                 CRN_EXCHANGE.put(slave.getId(), new ConcurrentLinkedQueue<>()); | 
 |  |  |                 break; | 
 |  |  |             case Devp: | 
 |  |  |                 DEVP_EXCHANGE.put(slave.getId(), new ConcurrentLinkedQueue<>()); | 
 |  |  |                 break; | 
 |  |  | 
 |  |  |                 BARCODE_EXCHANGE.put(slave.getId(), new ConcurrentLinkedQueue<>()); | 
 |  |  |                 break; | 
 |  |  |             case Led: | 
 |  |  |                 LED_EXCHANGE.put(slave.getId(), new ConcurrentLinkedQueue<>()); | 
 |  |  |                 LED_EXCHANGE.put(slave.getId(), new LinkedBlockingQueue<>(1)); | 
 |  |  |                 break; | 
 |  |  |             case Scale: | 
 |  |  |                 SCALE_EXCHANGE.put(slave.getId(), new ConcurrentLinkedQueue<>()); | 
 |  |  |                 break; | 
 |  |  |             case Car: | 
 |  |  |                 CAR_EXCHANGE.put(slave.getId(), new ConcurrentLinkedQueue<>()); | 
 |  |  |                 break; | 
 |  |  |             case Shuttle: | 
 |  |  |                 SHUTTLE_EXCHANGE.put(slave.getId(), new ConcurrentLinkedQueue<>()); | 
 |  |  |                 break; | 
 |  |  |             case Lift: | 
 |  |  |                 LIFT_EXCHANGE.put(slave.getId(), new ConcurrentLinkedQueue<>()); | 
 |  |  |                 break; | 
 |  |  |             default: | 
 |  |  |                 break; | 
 |  |  | 
 |  |  |      */ | 
 |  |  |     public static boolean offer(SlaveType type, Integer id, Task task) { | 
 |  |  |         switch (type) { | 
 |  |  |             case Crn: | 
 |  |  |                 return CRN_EXCHANGE.get(id).offer(task); | 
 |  |  |             case Devp: | 
 |  |  |                 return DEVP_EXCHANGE.get(id).offer(task); | 
 |  |  |             case Barcode: | 
 |  |  | 
 |  |  |                 return LED_EXCHANGE.get(id).offer(task); | 
 |  |  |             case Scale: | 
 |  |  |                 return SCALE_EXCHANGE.get(id).offer(task); | 
 |  |  |             case Car: | 
 |  |  |                 return CAR_EXCHANGE.get(id).offer(task); | 
 |  |  |             case Shuttle: | 
 |  |  |                 return SHUTTLE_EXCHANGE.get(id).offer(task); | 
 |  |  |             case Lift: | 
 |  |  |                 return LIFT_EXCHANGE.get(id).offer(task); | 
 |  |  |             default: | 
 |  |  |                 return false; | 
 |  |  |         } | 
 |  |  | 
 |  |  |      */ | 
 |  |  |     public static Task poll(SlaveType type, Integer id) { | 
 |  |  |         switch (type) { | 
 |  |  |             case Crn: | 
 |  |  |                 return CRN_EXCHANGE.get(id).poll(); | 
 |  |  |             case Devp: | 
 |  |  |                 return DEVP_EXCHANGE.get(id).poll(); | 
 |  |  |             case Barcode: | 
 |  |  | 
 |  |  |                 return LED_EXCHANGE.get(id).poll(); | 
 |  |  |             case Scale: | 
 |  |  |                 return SCALE_EXCHANGE.get(id).poll(); | 
 |  |  |             case Car: | 
 |  |  |                 return CAR_EXCHANGE.get(id).poll(); | 
 |  |  |             case Shuttle: | 
 |  |  |                 return SHUTTLE_EXCHANGE.get(id).poll(); | 
 |  |  |             case Lift: | 
 |  |  |                 return LIFT_EXCHANGE.get(id).poll(); | 
 |  |  |             default: | 
 |  |  |                 return null; | 
 |  |  |         } | 
 |  |  | 
 |  |  |      */ | 
 |  |  |     public static Task peek(SlaveType type, Integer id) { | 
 |  |  |         switch (type) { | 
 |  |  |             case Crn: | 
 |  |  |                 return CRN_EXCHANGE.get(id).peek(); | 
 |  |  |             case Devp: | 
 |  |  |                 return DEVP_EXCHANGE.get(id).peek(); | 
 |  |  |             case Barcode: | 
 |  |  | 
 |  |  |                 return LED_EXCHANGE.get(id).peek(); | 
 |  |  |             case Scale: | 
 |  |  |                 return SCALE_EXCHANGE.get(id).peek(); | 
 |  |  |             case Car: | 
 |  |  |                 return CAR_EXCHANGE.get(id).peek(); | 
 |  |  |             case Shuttle: | 
 |  |  |                 return SHUTTLE_EXCHANGE.get(id).peek(); | 
 |  |  |             case Lift: | 
 |  |  |                 return LIFT_EXCHANGE.get(id).peek(); | 
 |  |  |             default: | 
 |  |  |                 return null; | 
 |  |  |         } | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     public static void clear(SlaveType type, Integer id){ | 
 |  |  |         switch (type) { | 
 |  |  |             case Devp: | 
 |  |  |                 DEVP_EXCHANGE.get(id).clear(); | 
 |  |  |                 break; | 
 |  |  |             case Barcode: | 
 |  |  |                 BARCODE_EXCHANGE.get(id).clear(); | 
 |  |  |                 break; | 
 |  |  |             case Led: | 
 |  |  |                 LED_EXCHANGE.get(id).clear(); | 
 |  |  |                 break; | 
 |  |  |             case Scale: | 
 |  |  |                 SCALE_EXCHANGE.get(id).clear(); | 
 |  |  |                 break; | 
 |  |  |             case Car: | 
 |  |  |                 CAR_EXCHANGE.get(id).clear(); | 
 |  |  |                 break; | 
 |  |  |             case Shuttle: | 
 |  |  |                 SHUTTLE_EXCHANGE.get(id).clear(); | 
 |  |  |                 break; | 
 |  |  |             case Lift: | 
 |  |  |                 LIFT_EXCHANGE.get(id).clear(); | 
 |  |  |                 break; | 
 |  |  |             default: | 
 |  |  |                 break; | 
 |  |  |         } | 
 |  |  |     } | 
 |  |  |  | 
 |  |  | } |