Constants
 ConstantDescription
 formatter This singleton format a Map to a custom string representation.
Classes
 ClassDescription
 ArrayMap Hash table based implementation of the Map interface.
 HashMap Hash table based implementation of the Map interface.
 MapEntry Represents a pair key/value entry in a Map.
 MapFormatter Converts a Map to a custom string representation.
 MapUtils The MapUtils utility class is an all-static class with methods for working with map.
 MultiMapFormatter Converts a MultiMap to a custom string representation.
 MultiSetMap The MultiSetMap is a MutltiMap that contains no duplicate elements in a specified key.
 MultiValueMap A Map with multiple values to keys.
 SortedArrayMap This ArrayMap can be sorted with a Comparator object.
 TypedMap TypedMap is a wrapper for Map instances that ensures that only values of a specific type can be added to the wrapped Map.