Class EqualPredicate

  • All Implemented Interfaces:
    Serializable, Predicate

    public final class EqualPredicate
    extends Object
    implements Predicate, Serializable
    Predicate implementation that returns true if the input is the same object as the one stored in this predicate by equals.
    Since:
    Commons Collections 3.0
    Version:
    $Revision: 646777 $ $Date: 2008-04-10 14:33:15 +0200 (Thu, 10 Apr 2008) $
    Author:
    Stephen Colebourne
    See Also:
    Serialized Form
    • Constructor Detail

      • EqualPredicate

        public EqualPredicate​(Object object)
        Constructor that performs no validation. Use getInstance if you want that.
        Parameters:
        object - the object to compare to
    • Method Detail

      • getInstance

        public static Predicate getInstance​(Object object)
        Factory to create the identity predicate.
        Parameters:
        object - the object to compare to
        Returns:
        the predicate
        Throws:
        IllegalArgumentException - if the predicate is null
      • evaluate

        public boolean evaluate​(Object object)
        Evaluates the predicate returning true if the input equals the stored value.
        Specified by:
        evaluate in interface Predicate
        Parameters:
        object - the input object
        Returns:
        true if input object equals stored value
      • getValue

        public Object getValue()
        Gets the value.
        Returns:
        the value
        Since:
        Commons Collections 3.1