public void addTriggerInformation(String triggerName, TriggerInformation triggerInformation) {
    triggerTable.put(triggerName, triggerInformation);
  }
This Class used to save the information of Triggers and implements methods of manipulate it.
iotdb-core/node-commons/src/main/java/org/apache/iotdb/commons/trigger/TriggerTable.java