Package org.apache.commons.collections4.functors

Class ExceptionClosure<E>

java.lang.Object
org.apache.commons.collections4.functors.ExceptionClosure<E>
All Implemented Interfaces:
Serializable, Consumer<E>, Closure<E>
public final class ExceptionClosure<E> extends Object implements Closure<E>, Serializable
Closure implementation that always throws an exception.
Since:
3.0
See Also:

  • Field Details

    • INSTANCE

      public static final Closure INSTANCE
      Singleton predicate instance

  • Method Details

    • exceptionClosure

      public static <E> Closure<E> exceptionClosure()
      Factory returning the singleton instance.
      Type Parameters:
      E - the type that the closure acts on
      Returns:
      the singleton instance
      Since:
      3.1

    • execute

      public void execute(E input)
      Always throw an exception.
      Specified by:
      execute in interface Closure<E>
      Parameters:
      input - the input object
      Throws:
      FunctorException - always