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 Summary

      All Methods Instance Methods Abstract Methods 
      Modifier and Type Method Description
      java.lang.String[] getTargets​(java.lang.Class<?> cls, java.lang.Object oid, java.util.List<java.lang.String> slices, java.lang.Object context)
      Gets the name of the slices where a given finder will be executed.
    • Method Detail

      • getTargets

        java.lang.String[] getTargets​(java.lang.Class<?> cls,
                                      java.lang.Object oid,
                                      java.util.List<java.lang.String> slices,
                                      java.lang.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()