对statisticsMap提供get接口

liteflow-core/src/main/java/com/yomahub/liteflow/monitor/MonitorBus.java

@@ -100,4 +100,8 @@ public class MonitorBus {
 	public void closeScheduler(){
 		this.printLogScheduler.shutdown();
 	}
+
+	public ConcurrentHashMap<String, BoundedPriorityBlockingQueue<CompStatistics>> getStatisticsMap() {
+		return statisticsMap;
+	}
 }