Package org.jruby.util.io

Class FilenoUtil

java.lang.Object

org.jruby.util.io.FilenoUtil

public class FilenoUtil
extends Object

Utilities for working with native fileno and Java structures that wrap them.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	FilenoUtil.ReflectiveAccess
static interface	FilenoUtil.WinC

Field Summary

Fields

Modifier and Type	Field	Description
private final NonBlockingHashMapLong<ChannelFD>	filenoMap
static final int	FIRST_FAKE_FD
protected final AtomicInteger	internalFilenoIndex
(package private) static final Logger	LOG
private final jnr.posix.POSIX	posix
private final FilenoUtil.WinC	winc

Constructor Summary

Constructors

Constructor	Description
FilenoUtil(jnr.posix.POSIX posix)

Method Summary

Modifier and Type	Method	Description
int	closeFilenoHandle(int fd)
static int	filenoFrom(FileDescriptor fd)
static int	filenoFrom(Channel channel)
int	filenoFromHandleIn(Channel channel, int flags)
static FileDescriptor	getDescriptorFromChannel(Channel channel)
private static int	getFilenoUsingReflection(Channel channel)
private static jnr.posix.HANDLE	getHandleUsingReflection(Channel channel)
int	getNewFileno()
int	getNumberOfWrappers()
ChannelFD	getWrapperFromFileno(int fileno)
private static jnr.posix.HANDLE	handleFrom(Channel channel)
static boolean	isFake(int fileno)
void	registerWrapper(int fileno, ChannelFD wrapper)
void	unregisterWrapper(int fileno)

Methods inherited from class java.lang.Object

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

Field Details

FIRST_FAKE_FD

public static final int FIRST_FAKE_FD

See Also:

• Constant Field Values

internalFilenoIndex

protected final AtomicInteger internalFilenoIndex

filenoMap

private final NonBlockingHashMapLong<ChannelFD> filenoMap

posix

private final jnr.posix.POSIX posix

winc

private final FilenoUtil.WinC winc

LOG

static final Logger LOG

Constructor Details

FilenoUtil

public FilenoUtil(jnr.posix.POSIX posix)

Method Details

getDescriptorFromChannel

public static FileDescriptor getDescriptorFromChannel(Channel channel)

getWrapperFromFileno

public ChannelFD getWrapperFromFileno(int fileno)

registerWrapper

public void registerWrapper(int fileno,
 ChannelFD wrapper)

unregisterWrapper

public void unregisterWrapper(int fileno)

getNumberOfWrappers

public int getNumberOfWrappers()

getNewFileno

public int getNewFileno()

isFake

public static boolean isFake(int fileno)

filenoFrom

public static int filenoFrom(Channel channel)

getFilenoUsingReflection

private static int getFilenoUsingReflection(Channel channel)

filenoFrom

public static int filenoFrom(FileDescriptor fd)

handleFrom

private static jnr.posix.HANDLE handleFrom(Channel channel)

getHandleUsingReflection

private static jnr.posix.HANDLE getHandleUsingReflection(Channel channel)

filenoFromHandleIn

public int filenoFromHandleIn(Channel channel,
 int flags)

closeFilenoHandle

public int closeFilenoHandle(int fd)