Uses of Interface java.nio.channels.SeekableByteChannel (Java Platform SE 8 )
Date: 2026-04-17

## Uses of Interface
java.nio.channels.SeekableByteChannel

- Packages that use SeekableByteChannel
  Package | Description
  --- | ---
  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.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.

- - ### Uses of SeekableByteChannel in java.nio.channels

    Classes in java.nio.channels that implement SeekableByteChannel
    Modifier and Type | Class and Description
    --- | ---
    `class` | `FileChannel` A channel for reading, writing, mapping, and manipulating a file.

    Methods in java.nio.channels that return SeekableByteChannel
    Modifier and Type | Method and Description
    --- | ---
    `SeekableByteChannel` | SeekableByteChannel.`position(long newPosition)` Sets this channel's position.
    `SeekableByteChannel` | SeekableByteChannel.`truncate(long size)` Truncates the entity, to which this channel is connected, to the given size.

  - ### Uses of SeekableByteChannel in java.nio.file

    Methods in java.nio.file that return SeekableByteChannel
    Modifier and Type | Method and Description
    --- | ---
    `static SeekableByteChannel` | Files.`newByteChannel(Path path, OpenOption... options)` Opens or creates a file, returning a seekable byte channel to access the file.
    `static SeekableByteChannel` | Files.`newByteChannel(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)` Opens or creates a file, returning a seekable byte channel to access the file.
    `SeekableByteChannel` | SecureDirectoryStream.`newByteChannel(T path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)` Opens or creates a file in this directory, returning a seekable byte channel to access the file.

  - ### Uses of SeekableByteChannel in java.nio.file.spi

    Methods in java.nio.file.spi that return SeekableByteChannel
    Modifier and Type | Method and Description
    --- | ---
    `abstract SeekableByteChannel` | FileSystemProvider.`newByteChannel(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)` Opens or creates a file, returning a seekable byte channel to access the file.

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