# Uses of Class
java.nio.channels.AsynchronousFileChannel

Packages that use AsynchronousFileChannel
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.spi
Service-provider classes for the `java.nio.file` package.

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

  Methods in java.nio.channels that return AsynchronousFileChannel
  Modifier and Type
  Method
  Description
  `static AsynchronousFileChannel`
  AsynchronousFileChannel.`open(Path file, OpenOption... options)`
  Opens or creates a file for reading and/or writing, returning an asynchronous file channel to access the file.
  `static AsynchronousFileChannel`
  AsynchronousFileChannel.`open(Path file, Set<? extends OpenOption> options, ExecutorService executor, FileAttribute<?>... attrs)`
  Opens or creates a file for reading and/or writing, returning an asynchronous file channel to access the file.
  `abstract AsynchronousFileChannel`
  AsynchronousFileChannel.`truncate(long size)`
  Truncates this channel's file to the given size.
  Constructors in java.nio.channels with parameters of type AsynchronousFileChannel
  Modifier
  Constructor
  Description
  `protected`
  `FileLock(AsynchronousFileChannel channel, long position, long size, boolean shared)`
  Initializes a new instance of this class.

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

  Methods in java.nio.file.spi that return AsynchronousFileChannel
  Modifier and Type
  Method
  Description
  `AsynchronousFileChannel`
  FileSystemProvider.`newAsynchronousFileChannel(Path path, Set<? extends OpenOption> options, ExecutorService executor, FileAttribute<?>... attrs)`
  Opens or creates a file for reading and/or writing, returning an asynchronous file channel to access the file.