org.apache.mina.util

Miscellaneous utility classes

Interface Summary
Interface Description

ExpirationListener<E>
A listener for expired object events.

Class Summary
Class	Description
AvailablePortFinder	Finds currently available server ports.
Base64	Provides Base64 encoding and decoding as defined by RFC 2045.
CircularQueue<E>	A unbounded circular queue based on array.
ConcurrentHashSet<E>	A `ConcurrentHashMap`-backed `Set`.
CopyOnWriteMap<K,V>	A thread-safe version of `Map` in which all operations that change the Map are implemented by making a new copy of the underlying Map.
DaemonThreadFactory	A Thread Factory that creates Daemon threads
DefaultExceptionMonitor	A default `ExceptionMonitor` implementation that logs uncaught exceptions using `Logger`.
ExceptionMonitor	Monitors uncaught exceptions.
ExpiringMap<K,V>	A map with expiration.
IdentityHashSet<E>	An `IdentityHashMap`-backed `Set`.
LazyInitializedCacheMap<K,V>	This map is specially useful when reads are much more frequent than writes and if the cost of instantiating the values is high like allocating an `IoBuffer` for example.
LazyInitializer<V>	An abstract class which provides semantics for an object which will be only fully initialized when requested to.
Log4jXmlFormatter	Implementation of `Formatter` that generates xml in the log4j format.
MapBackedSet<E>	A `Map`-backed `Set`.
NamePreservingRunnable	A `Runnable` wrapper that preserves the name of the thread after the runnable is complete (for `Runnable`s that change the name of the Thread they use.)
SynchronizedQueue<E>	A decorator that makes the specified `Queue` thread-safe.
Transform	Utility class for working with xml data Implementation is heavily based on org.apache.log4j.helpers.Transform