public synchronized void abortOperationsInQueue() {
      if (operations != null) {
        abortPendingOperations(getKey(), operations);
        this.operations = null;
      }
      abortPendingOperations(getKey(), dispatchedOperations);
      this.dispatchedOperations.clear();
    }
Node that contains a set of RemoteProcedures
hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/RemoteProcedureDispatcher.java