Package org.apache.commons.collections.functors

Class EqualPredicate

java.lang.Object
org.apache.commons.collections.functors.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:

  • Constructor Details

    • EqualPredicate

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

  • Method Details

    • 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