Class EachElement

java.lang.Object
org.apache.commons.functor.generator.util.EachElement
public final class EachElement extends Object
Generator factory for each element of a "collection".
Since:
1.0
Version:
$Revision$ $Date$

  • Constructor Details

    • EachElement

      public EachElement()

      EachElement instances should NOT be constructed in standard programming. Instead, the methods of the class should be invoked statically.

      This constructor is public to permit tools that require a JavaBean instance to operate.

  • Method Details

    • from

      public static <E> Generator<E> from(Collection<? extends E> collection)
      Get a Generator for each element of a Collection.
      Type Parameters:
      E - the type of elements held in the input collection.
      Parameters:
      collection - to iterate
      Returns:
      Generator

    • from

      public static <K,V> Generator<Map.Entry<K,V>> from(Map<? extends K, ? extends V> map)
      Get a Generator for each entry of a Map.
      Type Parameters:
      K - the type of keys maintained by the input map.
      V - the type of mapped values in the input map.
      Parameters:
      map - to iterate
      Returns:
      Generator

    • from

      public static <E> Generator<E> from(E[] array)
      Get a Generator for each element of an Object[].
      Type Parameters:
      E - the type of elements held in the input array.
      Parameters:
      array - to iterate
      Returns:
      Generator

    • from

      public static <E> Generator<E> from(Iterator<? extends E> iter)
      Get a Generator for each element of an Iterator.
      Type Parameters:
      E - the type of elements held in the input iterator.
      Parameters:
      iter - to iterate
      Returns:
      Generator