Java java.nio.channels FileChannel fields, constructors, methods, implement or subclass

Introduction

In this page you can find the methods, fields and constructors for java.nio.channels FileChannel.

The text is from its open source code.

Method

void	close() Closes this channel.
void	force(boolean metaData) Forces any updates to this channel's file to be written to the storage device that contains it.
boolean	isOpen()
FileLock	lock() Acquires an exclusive lock on this channel's file.
FileLock	lock(long position, long size, boolean shared) Acquires a lock on the given region of this channel's file.
MappedByteBuffer	map(MapMode mode, long position, long size) Maps a region of this channel's file directly into memory.
FileChannel	open(Path path, Set options, FileAttribute... attrs) Opens or creates a file, returning a file channel to access the file.
FileChannel	open(Path path, OpenOption... options) Opens or creates a file, returning a file channel to access the file.
FileChannel	position(long newPosition) Sets this channel's file position.
long	position() Returns this channel's file position.
int	read(ByteBuffer dst) Reads a sequence of bytes from this channel into the given buffer.
long	read(ByteBuffer[] dsts) Reads a sequence of bytes from this channel into the given buffers.
int	read(ByteBuffer dst, long position) Reads a sequence of bytes from this channel into the given buffer, starting at the given file position.
long	size() Returns the current size of this channel's file.
String	toString() Returns a string representation of the object.
long	transferFrom(ReadableByteChannel src, long position, long count) Transfers bytes into this channel's file from the given readable byte channel.
long	transferTo(long position, long count, WritableByteChannel target) Transfers bytes from this channel's file to the given writable byte channel.
FileChannel	truncate(long size) Truncates this channel's file to the given size.
FileLock	tryLock() Attempts to acquire an exclusive lock on this channel's file.
FileLock	tryLock(long position, long size, boolean shared) Attempts to acquire a lock on the given region of this channel's file.
int	write(ByteBuffer src) Writes a sequence of bytes to this channel from the given buffer.
long	write(ByteBuffer[] srcs) Writes a sequence of bytes to this channel from the given buffers.
int	write(ByteBuffer src, long position) Writes a sequence of bytes to this channel from the given buffer, starting at the given file position.