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Package org.apache.commons.collections.keyvalue

This package contains implementations of collection and map related key/value classes.
AbstractKeyValue Abstract pair class to assist with creating KeyValue and MapEntry implementations.
AbstractMapEntry Abstract Pair class to assist with creating correct Map Entry implementations.
AbstractMapEntryDecorator Provides a base decorator that allows additional functionality to be added to a Map Entry.
DefaultKeyValue A mutable KeyValue pair that does not implement MapEntry.
DefaultMapEntry A restricted implementation of java.util.Map.Entry that prevents the MapEntry contract from being broken.
MultiKey A MultiKey allows multiple map keys to be merged together.
TiedMapEntry A Map Entry tied to a map underneath.
UnmodifiableMapEntry A java.util.Map.Entry that throws UnsupportedOperationException when setValue is called.