org.apache.nifi.annotation.notification

Annotation Type OnPrimaryNodeStateChange

@Documented
@Target(value=METHOD)
@Retention(value=RUNTIME)
@Inherited
public @interface OnPrimaryNodeStateChange

Marker annotation that a component can use to indicate that a method should be called whenever the state of the Primary Node in a cluster has changed.

Methods with this annotation should take either no arguments or one argument of type PrimaryNodeState. The PrimaryNodeState provides context about what changed so that the component can take appropriate action.