void addLockServiceStats(DLockService lock) {
    if (!lockServicesStatsAdded) {
      DLockStats stats = (DLockStats) lock.getStats();
      addLockServiceStats(stats);
      lockServicesStatsAdded = true;
    }
  }
This class acts as an Bridge between MemberMBean and GemFire Cache and Distributed System
geode-core/src/main/java/org/apache/geode/management/internal/beans/MemberMBeanBridge.java