Interface FinderTargetPolicy


  • public interface FinderTargetPolicy
    Policy to select one or more of the physical databases referred as slice in which a given finder will be executed.
    Author:
    Pinaki Poddar
    See Also:
    DistributionPolicy
    • Method Detail

      • getTargets

        String[] getTargets​(Class<?> cls,
                            Object oid,
                            List<String> slices,
                            Object context)
        Gets the name of the slices where a given finder will be executed.
        Parameters:
        cls - The class of the finder.
        oid - the primary key for the finder
        slices - list of names of the active slices. The ordering of the list is either explicit openjpa.slice.Names property or implicit i.e. alphabetic order of available identifiers if openjpa.slice.Names is unspecified.
        context - generic persistence context managing the given instance.
        Returns:
        identifier of the slices. This names must match one of the given slice names.
        See Also:
        DistributedConfiguration.getActiveSliceNames()