| Package | Description |
|---|---|
| java.io |
Provides for system input and output through data streams,
serialization and the file system.
|
| java.lang |
Provides classes that are fundamental to the design of the Java
programming language.
|
| java.net |
Provides the classes for implementing networking applications.
|
| java.nio.channels |
Defines channels, which represent connections to entities that are capable of
performing I/O operations, such as files and sockets; defines selectors, for
multiplexed, non-blocking I/O operations.
|
| java.nio.channels.spi |
Service-provider classes for the
java.nio.channels package. |
| java.nio.file |
Defines interfaces and classes for the Java virtual machine to access files,
file attributes, and file systems.
|
| java.nio.file.spi |
Service-provider classes for the
java.nio.file package. |
| java.util |
Contains the collections framework, legacy collection classes, event model,
date and time facilities, internationalization, and miscellaneous utility
classes (a string tokenizer, a random-number generator, and a bit array).
|
| Class and Description |
|---|
| FileChannel
A channel for reading, writing, mapping, and manipulating a file.
|
| Class and Description |
|---|
| Channel
A nexus for I/O operations.
|
| Class and Description |
|---|
| DatagramChannel
A selectable channel for datagram-oriented sockets.
|
| ServerSocketChannel
A selectable channel for stream-oriented listening sockets.
|
| SocketChannel
A selectable channel for stream-oriented connecting sockets.
|
| Class and Description |
|---|
| AsynchronousByteChannel
An asynchronous channel that can read and write bytes.
|
| AsynchronousChannel
A channel that supports asynchronous I/O operations.
|
| AsynchronousChannelGroup
A grouping of asynchronous channels for the purpose of resource sharing.
|
| AsynchronousCloseException
Checked exception received by a thread when another thread closes the
channel or the part of the channel upon which it is blocked in an I/O
operation.
|
| AsynchronousFileChannel
An asynchronous channel for reading, writing, and manipulating a file.
|
| AsynchronousServerSocketChannel
An asynchronous channel for stream-oriented listening sockets.
|
| AsynchronousSocketChannel
An asynchronous channel for stream-oriented connecting sockets.
|
| ByteChannel
A channel that can read and write bytes.
|
| Channel
A nexus for I/O operations.
|
| ClosedChannelException
Checked exception thrown when an attempt is made to invoke or complete an
I/O operation upon channel that is closed, or at least closed to that
operation.
|
| CompletionHandler
A handler for consuming the result of an asynchronous I/O operation.
|
| DatagramChannel
A selectable channel for datagram-oriented sockets.
|
| FileChannel
A channel for reading, writing, mapping, and manipulating a file.
|
| FileChannel.MapMode
A typesafe enumeration for file-mapping modes.
|
| FileLock
A token representing a lock on a region of a file.
|
| GatheringByteChannel
A channel that can write bytes from a sequence of buffers.
|
| InterruptibleChannel
A channel that can be asynchronously closed and interrupted.
|
| MembershipKey
A token representing the membership of an Internet Protocol (IP) multicast
group.
|
| MulticastChannel
A network channel that supports Internet Protocol (IP) multicasting.
|
| NetworkChannel
A channel to a network socket.
|
| Pipe
A pair of channels that implements a unidirectional pipe.
|
| Pipe.SinkChannel
A channel representing the writable end of a
Pipe. |
| Pipe.SourceChannel
A channel representing the readable end of a
Pipe. |
| ReadableByteChannel
A channel that can read bytes.
|
| ScatteringByteChannel
A channel that can read bytes into a sequence of buffers.
|
| SeekableByteChannel
A byte channel that maintains a current position and allows the
position to be changed.
|
| SelectableChannel
A channel that can be multiplexed via a
Selector. |
| SelectionKey
A token representing the registration of a
SelectableChannel with a
Selector. |
| Selector
A multiplexor of
SelectableChannel objects. |
| ServerSocketChannel
A selectable channel for stream-oriented listening sockets.
|
| SocketChannel
A selectable channel for stream-oriented connecting sockets.
|
| WritableByteChannel
A channel that can write bytes.
|
| Class and Description |
|---|
| AsynchronousChannelGroup
A grouping of asynchronous channels for the purpose of resource sharing.
|
| AsynchronousCloseException
Checked exception received by a thread when another thread closes the
channel or the part of the channel upon which it is blocked in an I/O
operation.
|
| AsynchronousServerSocketChannel
An asynchronous channel for stream-oriented listening sockets.
|
| AsynchronousSocketChannel
An asynchronous channel for stream-oriented connecting sockets.
|
| Channel
A nexus for I/O operations.
|
| ClosedChannelException
Checked exception thrown when an attempt is made to invoke or complete an
I/O operation upon channel that is closed, or at least closed to that
operation.
|
| DatagramChannel
A selectable channel for datagram-oriented sockets.
|
| InterruptibleChannel
A channel that can be asynchronously closed and interrupted.
|
| Pipe
A pair of channels that implements a unidirectional pipe.
|
| SelectableChannel
A channel that can be multiplexed via a
Selector. |
| SelectionKey
A token representing the registration of a
SelectableChannel with a
Selector. |
| Selector
A multiplexor of
SelectableChannel objects. |
| ServerSocketChannel
A selectable channel for stream-oriented listening sockets.
|
| SocketChannel
A selectable channel for stream-oriented connecting sockets.
|
| Class and Description |
|---|
| SeekableByteChannel
A byte channel that maintains a current position and allows the
position to be changed.
|
| Class and Description |
|---|
| AsynchronousFileChannel
An asynchronous channel for reading, writing, and manipulating a file.
|
| FileChannel
A channel for reading, writing, mapping, and manipulating a file.
|
| SeekableByteChannel
A byte channel that maintains a current position and allows the
position to be changed.
|
| Class and Description |
|---|
| ReadableByteChannel
A channel that can read bytes.
|
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For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
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