Interface GroupHandler


  • public interface GroupHandler
    A group handler groups different objects in a same group.
    Author:
    jumperchen
    • Method Detail

      • getGroup

        Object getGroup​(Object data)
        Returns a object that will be invoked by compareTo(Object) to identify whether the returned object is in the same group.

        For example,

        there are two date objects("2010/10/08", "2010/12/21") and they return a same object called "2010", so these two date objects will be the same group("2010").
        Parameters:
        data - a data object