Package org.eclipse.ltk.core.refactoring

Class GroupCategorySet

java.lang.Object
org.eclipse.ltk.core.refactoring.GroupCategorySet
public class GroupCategorySet extends Object
A special set to manage group categories. Group category sets are value objects and are therefore best used as static final fields to share a group category set between n TextEditBasedChangeGroups.

Note: this class is not intended to be subclassed

Since:
3.2
Restriction:
This class is not intended to be subclassed by clients.

  • Field Details

    • NONE

      public static final GroupCategorySet NONE
      Constant representing a group category set containing no group categories.

  • Constructor Details

    • GroupCategorySet

      public GroupCategorySet(GroupCategory category)
      Creates a new list of group categories initialized with the given group category.
      Parameters:
      category - the first category

    • GroupCategorySet

      public GroupCategorySet(GroupCategory[] categories)
      Creates a new set of group categories initialized from the given array of group categories
      Parameters:
      categories - the initial group categories

  • Method Details

    • union

      public static GroupCategorySet union(GroupCategorySet one, GroupCategorySet two)
      Creates a new group category set containing the union of the given two group category sets
      Parameters:
      one - the first set of group categories
      two - the second set of group categories
      Returns:
      the union

    • contains

      public boolean contains(GroupCategory category)
      Returns whether the given category is contained in this set of group categories
      Parameters:
      category - the category to test containment for
      Returns:
      true if the category is contained in this set; otherwise false

    • containsOneCategory

      public boolean containsOneCategory(List<GroupCategory> categories)
      Returns whether one of the given categories is contained in this set of group categories
      Parameters:
      categories - the categories to test containment for
      Returns:
      true if one of the given categories is contained in this set; otherwise false

    • asList

      public List<GroupCategory> asList()
      Converts the group categories into a a unmodifiable list.
      Returns:
      an unmodifiable list containing all group categories