- TIBCO BusinessEvents®
- Standard
- Collections

# Collections

## Description

Collections functions

## Categories

Name | Description
--- | ---
`Comparator` | Comparator functions
`Iterator` | Utility Functions for Java.util.Iterator
`List` | Utility Functions for java.util.List
`Map` | Map functions
`Set` | Utility functions Java.util.Set
`SortedMap` | SortedMap functions
`SortedSet` | SortedSet functions

## Functions

Name | Signature and Synopsis
--- | ---
`add` | `void add ( Object collection, Object element)` Inserts the specified element at the specified position in this collection.
`addAll` | `boolean addAll ( Object collection, Object collection2 )` Inserts all of the elements in the specified collection into this collection at the specified position.
`clear` | `void clear ( Object collection )` Removes all of the elements from this collection.
`contains` | `boolean contains ( Object collection, Object element )` Returns true if this collection contains the specified element.
`containsAll` | `boolean containsAll ( Object collection, Object collection2 )` Returns true if this collection contains all of the elements of the specified collection.
`iterator` | `Object iterator ( Object collection )` Returns an iterator over the elements in this collection in proper sequence.
`remove` | `boolean remove ( Object collection, Object element )` Removes the first occurrence of the specified element from this collection, if it is present.
`removeAll` | `boolean removeAll ( Object collection, Object collection2 )` Removes from this collection all of its elements that are contained in the specified collection.
`retainAll` | `boolean retainAll ( Object collection, Object collection2 )` Retains only the elements in this collection that are contained in the specified collection.
`size` | `int size ( Object collection )` Returns the number of elements in this collection.
`toArray` | `Object[] toArray ( Object collection, Object ... a )`