Class TriangleOrderAction

  • All Implemented Interfaces:
    Action

    public class TriangleOrderAction
    extends java.lang.Object
    implements Action
    An Action that checks if the command is the next to be executed.

    This action is used by the triangle algorithm to order updates from the primary owner to the backup owner.

    Since:
    9.0
    Author:
    Pedro Ruivo
    • Method Detail

      • check

        public ActionStatus check​(ActionState state)
        Description copied from interface: Action
        It checks this action.

        When ActionStatus.READY or ActionStatus.CANCELED are final states.

        This method should be thread safe and idempotent since it can be invoked multiple times by multiples threads.

        Specified by:
        check in interface Action
        Parameters:
        state - the current state.
        Returns:
        the status of this action.
      • onFinally

        public void onFinally​(ActionState state)
        Description copied from interface: Action
        Invoked always after the command is executed.
        Specified by:
        onFinally in interface Action
        Parameters:
        state - the current state.\