Class TransformedSet

  • All Implemented Interfaces:
    java.io.Serializable, java.lang.Iterable, java.util.Collection, java.util.Set
    Direct Known Subclasses:
    TransformedSortedSet

    @Deprecated(since="2021-04-30")
    public class TransformedSet
    extends TransformedCollection
    implements java.util.Set
    Deprecated.
    Apache Commons Collections version 3.x is being deprecated from AEMaaCS. The upgraded version 4.4 of Commons Collections is already included as replacement. Customers are advised to upgrade to this version of the library. Please note: the package name was changed to org.apache.commons.collections4. Further note that there are AEM APIs currently exposing the old collections classes; these will be updated in upcoming releases.
    Decorates another Set to transform objects that are added.

    The add methods are affected by this class. Thus objects must be removed or searched for using their transformed form. For example, if the transformation converts Strings to Integers, you must use the Integer form to remove objects.

    This class is Serializable from Commons Collections 3.1.

    Since:
    Commons Collections 3.0
    See Also:
    Serialized Form
    • Method Detail

      • decorate

        public static java.util.Set decorate​(java.util.Set set,
                                             Transformer transformer)
        Deprecated.
        Factory method to create a transforming set.

        If there are any elements already in the set being decorated, they are NOT transformed.

        Parameters:
        set - the set to decorate, must not be null
        transformer - the transformer to use for conversion, must not be null
        Throws:
        java.lang.IllegalArgumentException - if set or transformer is null