Uses of Class
java.nio.channels.FileChannel
Package | Description |
---|---|
java.io |
Provides for system input and output through data streams,
serialization and the file system.
|
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 FileChannel in java.io
Methods in java.io that return FileChannel Modifier and Type Method Description FileChannel
FileInputStream. getChannel()
Returns the uniqueFileChannel
object associated with this file input stream.FileChannel
FileOutputStream. getChannel()
Returns the uniqueFileChannel
object associated with this file output stream.FileChannel
RandomAccessFile. getChannel()
Returns the uniqueFileChannel
object associated with this file. -
Uses of FileChannel in java.nio.channels
Methods in java.nio.channels that return FileChannel Modifier and Type Method Description FileChannel
FileLock. channel()
Returns the file channel upon whose file this lock was acquired.static FileChannel
FileChannel. open(Path path, OpenOption... options)
Opens or creates a file, returning a file channel to access the file.static FileChannel
FileChannel. open(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)
Opens or creates a file, returning a file channel to access the file.abstract FileChannel
FileChannel. position(long newPosition)
Sets this channel's file position.abstract FileChannel
FileChannel. truncate(long size)
Truncates this channel's file to the given size.Constructors in java.nio.channels with parameters of type FileChannel Constructor Description FileLock(FileChannel channel, long position, long size, boolean shared)
Initializes a new instance of this class. -
Uses of FileChannel in java.nio.file.spi
Methods in java.nio.file.spi that return FileChannel Modifier and Type Method Description FileChannel
FileSystemProvider. newFileChannel(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)
Opens or creates a file for reading and/or writing, returning a file channel to access the file.