All Classes

Class	Description
AbstractConstant<T extends AbstractConstant<T>>	Base implementation of Constant.
AbstractEventExecutor	Abstract base class for EventExecutor implementations.
AbstractEventExecutor.LazyRunnable	Deprecated. override SingleThreadEventExecutor.wakesUpForTask(java.lang.Runnable) to re-create this behaviour
AbstractEventExecutorGroup	Abstract base class for EventExecutorGroup implementations.
AbstractFuture<V>	Abstract Future implementation which does not allow for cancellation.
AbstractInternalLogger	A skeletal implementation of InternalLogger.
AbstractReferenceCounted	Abstract base class for classes wants to implement ReferenceCounted.
AbstractScheduledEventExecutor	Abstract base class for EventExecutors that want to support scheduling.
AppendableCharSequence
AsciiString	A string which has been encoded into a character encoding whose character always takes a single byte, similarly to ASCII.
AsyncMapping<IN,OUT>
Attribute<T>	An attribute which allows to store a value reference.
AttributeKey<T>	Key which can be used to access Attribute out of the AttributeMap.
AttributeMap	Holds Attributes which can be accessed via AttributeKey.
BlockingOperationException	An IllegalStateException which is raised when a user performed a blocking operation when the user is in an event loop thread.
BooleanSupplier	Represents a supplier of boolean-valued results.
ByteCollections	Utilities for byte-based primitive collections.
ByteObjectHashMap<V>	A hash map implementation of ByteObjectMap that uses open addressing for keys.
ByteObjectMap<V>	Interface for a primitive map that uses bytes as keys.
ByteObjectMap.PrimitiveEntry<V>	A primitive entry in the map, provided by the iterator from ByteObjectMap.entries()
ByteProcessor	Provides a mechanism to iterate over a collection of bytes.
ByteProcessor.IndexNotOfProcessor	A ByteProcessor which finds the first appearance which is not of a specific byte.
ByteProcessor.IndexOfProcessor	A ByteProcessor which finds the first appearance of a specific byte.
CharCollections	Utilities for char-based primitive collections.
CharObjectHashMap<V>	A hash map implementation of CharObjectMap that uses open addressing for keys.
CharObjectMap<V>	Interface for a primitive map that uses chars as keys.
CharObjectMap.PrimitiveEntry<V>	A primitive entry in the map, provided by the iterator from CharObjectMap.entries()
CharsetUtil	A utility class that provides various common operations and constants related with Charset and its relevant classes.
ClassInitializerUtil	Utility which ensures that classes are loaded by the ClassLoader.
CommonsLoggerFactory	Deprecated. Please use Log4J2LoggerFactory or Log4JLoggerFactory or Slf4JLoggerFactory.
CompleteFuture<V>	A skeletal Future implementation which represents a Future which has been completed already.
ConcurrentSet<E>	Deprecated. For removal in Netty 4.2.
Constant<T extends Constant<T>>	A singleton which is safe to compare via the == operator.
ConstantPool<T extends Constant<T>>	A pool of Constants.
ConstantTimeUtils
DefaultAttributeMap	Default AttributeMap implementation which not exibit any blocking behaviour on attribute lookup while using a copy-on-write approach on the modify path. Attributes lookup and remove exibit O(logn) time worst-case complexity, hence attribute::set(null) is to be preferred to remove.
DefaultEventExecutor	Default SingleThreadEventExecutor implementation which just execute all submitted task in a serial fashion.
DefaultEventExecutorChooserFactory	Default implementation which uses simple round-robin to choose next EventExecutor.
DefaultEventExecutorGroup	Default implementation of MultithreadEventExecutorGroup which will use DefaultEventExecutor instances to handle the tasks.
DefaultPriorityQueue<T extends PriorityQueueNode>	A priority queue which uses natural ordering of elements.
DefaultProgressivePromise<V>
DefaultPromise<V>
DefaultThreadFactory	A ThreadFactory implementation with a simple naming rule.
DomainMappingBuilder<V>	Deprecated. Use DomainWildcardMappingBuilder instead.
DomainNameMapping<V>	Deprecated. Use DomainWildcardMappingBuilder}
DomainNameMappingBuilder<V>	Deprecated. Use DomainWildcardMappingBuilder
DomainWildcardMappingBuilder<V>	Builder that allows to build Mappings that support DNS wildcard matching.
EmptyArrays
EmptyPriorityQueue<T>
EventExecutor	The EventExecutor is a special EventExecutorGroup which comes with some handy methods to see if a Thread is executed in a event loop.
EventExecutorChooserFactory	Factory that creates new EventExecutorChooserFactory.EventExecutorChoosers.
EventExecutorChooserFactory.EventExecutorChooser	Chooses the next EventExecutor to use.
EventExecutorGroup	The EventExecutorGroup is responsible for providing the EventExecutor's to use via its EventExecutorGroup.next() method.
FailedFuture<V>	The CompleteFuture which is failed already.
FastThreadLocal<V>	A special variant of ThreadLocal that yields higher access performance when accessed from a FastThreadLocalThread.
FastThreadLocalThread	A special Thread that provides fast access to FastThreadLocal variables.
FormattingTuple	Holds the results of formatting done by MessageFormatter.
Future<V>	The result of an asynchronous operation.
FutureListener<V>	A subtype of GenericFutureListener that hides type parameter for convenience.
GenericFutureListener<F extends Future<?>>	Listens to the result of a Future.
GenericProgressiveFutureListener<F extends ProgressiveFuture<?>>
GlobalEventExecutor	Single-thread singleton EventExecutor.
HashedWheelTimer	A Timer optimized for approximated I/O timeout scheduling.
HashingStrategy<T>	Abstraction for hash code generation and equality comparison.
IllegalReferenceCountException	An IllegalStateException which is raised when a user attempts to access a ReferenceCounted whose reference count has been decreased to 0 (and consequently freed).
ImmediateEventExecutor	Executes Runnable objects in the caller's thread.
ImmediateExecutor	Executor which execute tasks in the callers thread.
IntCollections	Utilities for int-based primitive collections.
IntegerHolder	Deprecated. For removal in netty 4.2
InternalLogger	Internal-use-only logger used by Netty.
InternalLoggerFactory	Creates an InternalLogger or changes the default factory implementation.
InternalLogLevel	The log level that InternalLogger can log at.
InternalThreadLocalMap	The internal data structure that stores the thread-local variables for Netty and all FastThreadLocals.
IntObjectHashMap<V>	A hash map implementation of IntObjectMap that uses open addressing for keys.
IntObjectMap<V>	Interface for a primitive map that uses ints as keys.
IntObjectMap.PrimitiveEntry<V>	A primitive entry in the map, provided by the iterator from IntObjectMap.entries()
IntSupplier	Represents a supplier of int-valued results.
JdkLoggerFactory	Logger factory which creates a java.util.logging logger.
Log4J2LoggerFactory
Log4JLoggerFactory	Logger factory which creates an Apache Log4J logger.
LongCollections	Utilities for long-based primitive collections.
LongCounter	Counter for long.
LongObjectHashMap<V>	A hash map implementation of LongObjectMap that uses open addressing for keys.
LongObjectMap<V>	Interface for a primitive map that uses longs as keys.
LongObjectMap.PrimitiveEntry<V>	A primitive entry in the map, provided by the iterator from LongObjectMap.entries()
MacAddressUtil
Mapping<IN,OUT>	Maintains the mapping from the objects of one type to the objects of the other type.
MathUtil	Math utility methods.
MessageFormatter	Formats messages according to very simple substitution rules.
MultithreadEventExecutorGroup	Abstract base class for EventExecutorGroup implementations that handles their tasks with multiple threads at the same time.
NativeLibraryLoader	Helper class to load JNI resources.
NettyRuntime	A utility class for wrapping calls to Runtime.
NetUtil	A class that holds a number of network-related constants.
NonStickyEventExecutorGroup	EventExecutorGroup which will preserve Runnable execution order but makes no guarantees about what EventExecutor (and therefore Thread) will be used to execute the Runnables.
NoOpTypeParameterMatcher
ObjectCleaner	Allows a way to register some Runnable that will executed once there are no references to an Object anymore.
ObjectPool<T>	Light-weight object pool.
ObjectPool.Handle<T>	Handle for an pooled Object that will be used to notify the ObjectPool once it can reuse the pooled Object again.
ObjectPool.ObjectCreator<T>	Creates a new Object which references the given ObjectPool.Handle and calls ObjectPool.Handle.recycle(Object) once it can be re-used.
ObjectUtil	A grab-bag of useful utility methods.
OrderedEventExecutor	Marker interface for EventExecutors that will process all submitted tasks in an ordered / serial fashion.
OutOfDirectMemoryError	OutOfMemoryError that is throws if PlatformDependent.allocateDirectNoCleaner(int) can not allocate a new ByteBuffer due memory restrictions.
PendingWrite	Some pending write which should be picked up later.
PlatformDependent	Utility that detects various properties specific to the current runtime environment, such as Java version and the availability of the sun.misc.Unsafe object.
PriorityQueue<T>
PriorityQueueNode	Provides methods for DefaultPriorityQueue to maintain internal state.
ProgressiveFuture<V>	A Future which is used to indicate the progress of an operation.
ProgressivePromise<V>	Special ProgressiveFuture which is writable.
Promise<V>	Special Future which is writable.
PromiseAggregator<V,F extends Future<V>>	Deprecated. Use PromiseCombiner(EventExecutor).
PromiseCombiner	A promise combiner monitors the outcome of a number of discrete futures, then notifies a final, aggregate promise when all of the combined futures are finished.
PromiseNotificationUtil	Internal utilities to notify Promises.
PromiseNotifier<V,F extends Future<V>>	GenericFutureListener implementation which takes other Promises and notifies them on completion.
ReadOnlyIterator<T>
RecyclableArrayList	A simple list which is recyclable.
Recycler<T>	Light-weight object pool based on a thread-local stack.
Recycler.EnhancedHandle<T>
Recycler.Handle<T>
ReferenceCounted	A reference-counted object that requires explicit deallocation.
ReferenceCountUpdater<T extends ReferenceCounted>	Common logic for ReferenceCounted implementations
ReferenceCountUtil	Collection of method to handle objects that may implement ReferenceCounted.
ReflectionUtil
RejectedExecutionHandler	Similar to RejectedExecutionHandler but specific to SingleThreadEventExecutor.
RejectedExecutionHandlers	Expose helper methods which create different RejectedExecutionHandlers.
ResourceLeak	Deprecated. please use ResourceLeakTracker as it may lead to false-positives.
ResourceLeakDetector<T>
ResourceLeakDetector.LeakListener
ResourceLeakDetector.Level	Represents the level of resource leak detection.
ResourceLeakDetectorFactory	This static factory should be used to load ResourceLeakDetectors as needed
ResourceLeakException	Deprecated. This class will be removed in the future version.
ResourceLeakHint	A hint object that provides human-readable message for easier resource leak tracking.
ResourceLeakTracker<T>
ResourcesUtil	A utility class that provides various common operations and constants related to loading resources
ScheduledFuture<V>	The result of a scheduled asynchronous operation.
ShortCollections	Utilities for short-based primitive collections.
ShortObjectHashMap<V>	A hash map implementation of ShortObjectMap that uses open addressing for keys.
ShortObjectMap<V>	Interface for a primitive map that uses shorts as keys.
ShortObjectMap.PrimitiveEntry<V>	A primitive entry in the map, provided by the iterator from ShortObjectMap.entries()
Signal	A special Error which is used to signal some state or request by throwing it.
SingleThreadEventExecutor	Abstract base class for OrderedEventExecutor's that execute all its submitted tasks in a single thread.
SingleThreadEventExecutor.NonWakeupRunnable	Deprecated. override SingleThreadEventExecutor.wakesUpForTask(java.lang.Runnable) to re-create this behaviour
Slf4JLoggerFactory	Logger factory which creates a SLF4J logger.
SocketUtils	Provides socket operations with privileges enabled.
StringUtil	String utility class.
SucceededFuture<V>	The CompleteFuture which is succeeded already.
SuppressForbidden	Annotation to suppress forbidden-apis errors inside a whole class, a method, or a field.
SuppressJava6Requirement	Deprecated.
SuppressJava8Requirement	Annotation to suppress the Java 8 source code requirement checks for a method.
SWARUtil	Utility class for SWAR (SIMD within a register) operations.
SystemPropertyUtil	A collection of utility methods to retrieve and parse the values of the Java system properties.
ThreadDeathWatcher	Deprecated. will be removed in the next major release
ThreadExecutorMap	Allow to retrieve the EventExecutor for the calling Thread.
ThreadLocalRandom	Deprecated.
ThreadPerTaskExecutor
ThreadProperties	Expose details for a Thread.
ThrowableUtil
Timeout	A handle associated with a TimerTask that is returned by a Timer.
Timer	Schedules TimerTasks for one-time future execution in a background thread.
TimerTask	A task which is executed after the delay specified with Timer.newTimeout(TimerTask, long, TimeUnit).
TypeParameterMatcher
UnaryPromiseNotifier<T>	Deprecated. use PromiseNotifier.cascade(boolean, Future, Promise).
UncheckedBooleanSupplier	Represents a supplier of boolean-valued results which doesn't throw any checked exceptions.
UnorderedThreadPoolEventExecutor	EventExecutor implementation which makes no guarantees about the ordering of task execution that are submitted because there may be multiple threads executing these tasks.
UnstableApi	Indicates a public API that can change at any time (even in minor/bugfix releases).
Version	Retrieves the version information of available Netty artifacts.