Package org.openremote.manager.event

Interface AttributeEventInterceptor

public interface AttributeEventInterceptor
An interceptor that can choose to intercept the AttributeEvent passing through the system; if it is handled by this interceptor then the event will not be passed to any more interceptors and will not reach the DB.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final int
    DEFAULT_PRIORITY
     

  • Method Summary

    Modifier and Type
    Method
    Description
    default String
    getName()
     
    default int
    getPriority()
    Gets the priority of this interceptor which is used to determine the order in which the interceptors are called; interceptors with a lower priority are called first.
    boolean
    intercept(jakarta.persistence.EntityManager em, org.openremote.model.attribute.AttributeEvent event)
     

  • Field Details

  • Method Details

    • getPriority

      default int getPriority()
      Gets the priority of this interceptor which is used to determine the order in which the interceptors are called; interceptors with a lower priority are called first.

    • getName

      default String getName()

    • intercept

      boolean intercept(jakarta.persistence.EntityManager em, org.openremote.model.attribute.AttributeEvent event) throws AssetProcessingException
      Parameters:
      em - The current session and transaction on the database, processors may use this to query additional data.
      event - The AttributeEvent enriched with Asset and Attribute data.
      Returns:
      true if interceptor has handled event and subsequent interceptors should be skipped.
      Throws:
      AssetProcessingException - When processing failed and the update can not continue.