All Classes

Class	Description
AbstractConstant<T extends AbstractConstant<T>>	Base implementation of Constant.
AbstractEventExecutor	Abstract base class for EventExecutor implementations.
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.
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.
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.
DefaultEventExecutorGroup	Default implementation of MultithreadEventExecutorGroup which will use SingleThreadEventExecutor instances to handle the tasks.
DefaultPriorityQueue<T extends PriorityQueueNode>	A priority queue which uses natural ordering of elements.
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.
EventExecutorGroup	The EventExecutorGroup is responsible for providing the EventExecutor's to use via its EventExecutorGroup.next() method.
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.
FutureCompletionStage<V>	A CompletionStage that provides the same threading semantics and guarantees as the underlying Future, which means that all the callbacks will be executed by FutureCompletionStage.executor() if not specified otherwise (by calling the corresponding *Async methods).
FutureContextListener<C,V>	Listens to the result of a Future.
FutureListener<V>	Listens to the result of a Future.
FuturePromiseFactory	Provides a way to create Future and Promise instances.
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.
InternalLogger	Internal-use-only logger used by Netty.
InternalLoggerFactory	Creates InternalLoggers.
InternalLogLevel	The log level that InternalLogger can log at.
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()
JdkLoggerFactory	Logger factory which creates a java.util.logging logger.
Log4J2LoggerFactory
LongCollections	Utilities for long-based primitive collections.
LongLongHashMap	Internal primitive map implementation that is specifically optimised for the runs availability map use case in PoolChunk.
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()
LongPriorityQueue	Internal primitive priority queue, used by PoolChunk.
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	EventExecutorGroup implementation 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.
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.
Promise<V>	Special Future which is writable.
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.
RecyclableArrayList	A simple list which is recyclable.
Recycler<T>	Light-weight object pool based on a thread-local stack.
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.
Resource<T extends Resource<T>>	A resource that has a life-time, and can be closed.
ResourceLeakDetector<T>
ResourceLeakDetector.Level	Represents the level of resource leak detection.
ResourceLeakDetectorFactory	This static factory should be used to load ResourceLeakDetectors as needed
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
RunnableFuture<V>	A combination of RunnableFuture and Future.
RunnableScheduledFuture<V>	A combination of RunnableFuture and Comparable (sorting by their next deadline), with additional methods for scheduling, periodicity, and delay.
SafeCloseable	A SafeCloseable can be safely closed without risk of an exception being thrown.
Send<T extends Resource<T>>	A temporary holder of a Resource, used for transferring the ownership of the resource from one thread to another.
SendFromSupplier<T extends Resource<T>>
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()
SilentDispose	Utility class for disposing of resources without propagating any exception that Resource.close() might throw.
SingleThreadEventExecutor	OrderedEventExecutor's implementation that execute all its submitted tasks in a single thread.
Slf4JLoggerFactory	Logger factory which creates a SLF4J logger.
SocketUtils	Provides socket operations with privileges enabled.
StringUtil	String utility class.
SuppressForbidden	Annotation to suppress forbidden-apis errors inside a whole class, a method, or a field.
SystemPropertyUtil	A collection of utility methods to retrieve and parse the values of the Java system properties.
ThreadExecutorMap	Allow to retrieve the EventExecutor for the calling Thread.
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
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.
UnsafeAccess	Marker annotation for internal Netty classes that gives them permission to directly access the Unsafe instance, if available.
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.