org.apache.commons.collections.set.package.html Maven / Gradle / Ivy
This package contains implementations of the
{@link java.util.Set Set} and
{@link java.util.SortedSet SortedSet} interfaces.
The implementations are in the form of direct implementations and decorators.
A decorator wraps another implementation of the interface to add some
specific additional functionality.
The following implementations are provided in the package:
- CompositeSet - a set that combines multiple sets into one
The following decorators are provided in the package:
- Synchronized - synchronizes method access for multi-threaded environments
- Unmodifiable - ensures the collection cannot be altered
- Predicated - ensures that only elements that are valid according to a predicate can be added
- Typed - ensures that only elements that are of a specific type can be added
- Transformed - transforms each element added
- ListOrdered - ensures that insertion order is retained
- MapBackedSet - a set formed by decorating a Map