# Uses of Class
org.apache.commons.collections4.collection.IndexedCollection

Packages that use IndexedCollection
Package
Description
org.apache.commons.collections4.collection
Implementations of the `Collection` interface.

- ## Uses of IndexedCollection in org.apache.commons.collections4.collection

  Methods in org.apache.commons.collections4.collection that return IndexedCollection
  Modifier and Type
  Method
  Description
  `static <K, C> IndexedCollection<K,C>`
  IndexedCollection.`nonUniqueIndexedCollection(Collection<C> coll, Transformer<C,K> keyTransformer)`
  Create an `IndexedCollection` for a non-unique index.
  `static <K, C> IndexedCollection<K,C>`
  IndexedCollection.`uniqueIndexedCollection(Collection<C> coll, Transformer<C,K> keyTransformer)`
  Create an `IndexedCollection` for a unique index.