Package org.cryptomator.cryptofs.ch

Class CleartextFileChannel

java.lang.Object

java.nio.channels.spi.AbstractInterruptibleChannel

java.nio.channels.FileChannel

org.cryptomator.cryptofs.ch.AbstractFileChannel

org.cryptomator.cryptofs.ch.CleartextFileChannel

All Implemented Interfaces:

Closeable, AutoCloseable, ByteChannel, Channel, GatheringByteChannel, InterruptibleChannel, ReadableByteChannel, ScatteringByteChannel, SeekableByteChannel, WritableByteChannel

@ChannelScoped
public class CleartextFileChannel
extends AbstractFileChannel

Nested Class Summary

Nested classes/interfaces inherited from class java.nio.channels.FileChannel

FileChannel.MapMode

Field Summary

Fields inherited from class org.cryptomator.cryptofs.ch.AbstractFileChannel

position

Constructor Summary

Constructors

Constructor

Description

CleartextFileChannel(FileChannel ciphertextFileChannel, org.cryptomator.cryptolib.api.FileHeader fileHeader, boolean mustWriteHeader, ReadWriteLock readWriteLock, org.cryptomator.cryptolib.api.Cryptor cryptor, ChunkCache chunkCache, EffectiveOpenOptions options, AtomicLong fileSize, AtomicReference<Instant> lastModified, Supplier<BasicFileAttributeView> attrViewProvider, ExceptionsDuringWrite exceptionsDuringWrite, ChannelCloseListener closeListener, CryptoFileSystemStats stats)

Method Summary

Modifier and Type	Method	Description
void	force(boolean metaData)
protected void	implCloseChannel()
protected boolean	isReadable()
protected boolean	isWritable()
FileLock	lock(long pos, long size, boolean shared)
MappedByteBuffer	map(FileChannel.MapMode mode, long position, long size)
protected int	readLocked(ByteBuffer dst, long position)
long	size()
protected void	truncateLocked(long newSize)
FileLock	tryLock(long pos, long size, boolean shared)
protected int	writeLocked(ByteBuffer src, long position)

Methods inherited from class org.cryptomator.cryptofs.ch.AbstractFileChannel

assertOpen, assertReadable, assertWritable, beginBlocking, endBlocking, position, position, read, read, read, transferFrom, transferFromLocked, transferTo, transferToLocked, truncate, write, write, write

Methods inherited from class java.nio.channels.FileChannel

lock, open, open, read, tryLock, write

Methods inherited from class java.nio.channels.spi.AbstractInterruptibleChannel

begin, close, end, isOpen

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.nio.channels.Channel

isOpen

Constructor Detail

CleartextFileChannel

@Inject
public CleartextFileChannel(FileChannel ciphertextFileChannel,
                            org.cryptomator.cryptolib.api.FileHeader fileHeader,
                            @MustWriteHeader
                            boolean mustWriteHeader,
                            ReadWriteLock readWriteLock,
                            org.cryptomator.cryptolib.api.Cryptor cryptor,
                            ChunkCache chunkCache,
                            EffectiveOpenOptions options,
                            @OpenFileSize
                            AtomicLong fileSize,
                            @OpenFileModifiedDate
                            AtomicReference<Instant> lastModified,
                            Supplier<BasicFileAttributeView> attrViewProvider,
                            ExceptionsDuringWrite exceptionsDuringWrite,
                            ChannelCloseListener closeListener,
                            CryptoFileSystemStats stats)

Method Detail

size

public long size()
          throws IOException

Specified by:

size in interface SeekableByteChannel

Specified by:

size in class FileChannel

Throws:

IOException

isWritable

protected boolean isWritable()

Specified by:

isWritable in class AbstractFileChannel

isReadable

protected boolean isReadable()

Specified by:

isReadable in class AbstractFileChannel

readLocked

protected int readLocked(ByteBuffer dst,
                         long position)
                  throws IOException

Specified by:

readLocked in class AbstractFileChannel

Throws:

IOException

See Also:

AbstractFileChannel.read(ByteBuffer, long)

writeLocked

protected int writeLocked(ByteBuffer src,
                          long position)
                   throws IOException

Specified by:

writeLocked in class AbstractFileChannel

Throws:

IOException

See Also:

AbstractFileChannel.write(ByteBuffer, long)

truncateLocked

protected void truncateLocked(long newSize)
                       throws IOException

Specified by:

truncateLocked in class AbstractFileChannel

Throws:

IOException

See Also:

AbstractFileChannel.truncate(long)

force

public void force(boolean metaData)
           throws IOException

Specified by:

force in class FileChannel

Throws:

IOException

map

public MappedByteBuffer map(FileChannel.MapMode mode,
                            long position,
                            long size)

Specified by:

map in class FileChannel

lock

public FileLock lock(long pos,
                     long size,
                     boolean shared)
              throws IOException

Specified by:

lock in class FileChannel

Throws:

IOException

tryLock

public FileLock tryLock(long pos,
                        long size,
                        boolean shared)
                 throws IOException

Specified by:

tryLock in class FileChannel

Throws:

IOException

implCloseChannel

protected void implCloseChannel()
                         throws IOException

Overrides:

implCloseChannel in class AbstractFileChannel

Throws:

IOException