OpenJDK 27 · sun.nio.fs.UnixNativeDispatcher · APIdia, the JavaDoc alternative

Modifier and Type	Field and Description
private static final int	capabilities
private static final int	SUPPORTS_BIRTHTIME
private static final int	SUPPORTS_OPENAT Capabilities
private static final int	SUPPORTS_XATTR

Access	Constructor and Description
protected	UnixNativeDispatcher()

Method Summary

Modifier and Type	Method and Description
pack-priv static int	access(UnixPath path, int amode) access(const char* path, int amode);
private static native int	access0(long pathAddress, int amode)
pack-priv static boolean	birthtimeSupported() Supports file birth (creation) time attribute
pack-priv static void	chmod(UnixPath path, int mode) chmod(const char* path, mode_t mode)
private static native void	chmod0(long pathAddress, int mode)
pack-priv static void	chown(UnixPath path, int uid, int gid) chown(const char* path, uid_t owner, gid_t group)
private static native void	chown0(long pathAddress, int uid, int gid)
pack-priv static void	close(int fd) close(int filedes).
pack-priv static <X extends Throwable> void	close(int fd, Function<UnixException, X> mapper) close(fd).
private static native void	close0(int fd)
pack-priv static native void	closedir(long dir) closedir(DIR* dirp)
pack-priv static NativeBuffer	copyToNativeBuffer(UnixPath path)
pack-priv static native int	dup(int filedes) int dup(int filedes)
pack-priv static void	fchmod(int fd, int mode) fchmod(int fildes, mode_t mode)
private static native void	fchmod0(int fd, int mode)
pack-priv static void	fchmodat(int fd, UnixPath path, int mode, int flag) fchmodat(int fd, const char *path, mode_t mode, int flag)
private static native void	fchmodat0(int fd, long pathAddress, int mode, int flag)
pack-priv static boolean	fchmodatNoFollowSupported() Supports fchmodat with AT_SYMLINK_NOFOLLOW flag
private static native boolean	fchmodatNoFollowSupported0()
pack-priv static void	fchown(int fd, int uid, int gid) fchown(int filedes, uid_t owner, gid_t group)
pack-priv static native void	fchown0(int fd, int uid, int gid)
pack-priv static native long	fdopendir(int dfd) DIR* fdopendir(int filedes)
pack-priv static int	fgetxattr(int filedes, byte[] name, long valueAddress, int valueLen) ssize_t fgetxattr(int filedes, const char name, void value, size_t size);
private static native int	fgetxattr0(int filedes, long nameAddress, long valueAddress, int valueLen)
pack-priv static native int	flistxattr(int filedes, long listAddress, int size) size_t flistxattr(int filedes, const char *list, size_t size)
pack-priv static void	fremovexattr(int filedes, byte[] name) fremovexattr(int filedes, const char *name);
private static native void	fremovexattr0(int filedes, long nameAddress)
pack-priv static void	fsetxattr(int filedes, byte[] name, long valueAddress, int valueLen) fsetxattr(int filedes, const char name, const void value, size_t size, int flags);
private static native void	fsetxattr0(int filedes, long nameAddress, long valueAddress, int valueLen)
pack-priv static void	fstat(int fd, UnixFileAttributes attrs) fstat(int filedes, struct stat* buf)
private static native void	fstat0(int fd, UnixFileAttributes attrs)
pack-priv static void	fstatat(int dfd, UnixPath path, int flag, UnixFileAttributes attrs) fstatat(int filedes,const char* path, struct stat* buf, int flag)
private static native int	fstatat0(int dfd, long pathAddress, int flag, UnixFileAttributes attrs)
pack-priv static int	fstatat2(int dfd, UnixPath path, int flag, UnixFileAttributes attrs)
pack-priv static void	futimens(int fd, long times0, long times1) futimens(int fildes, const struct timespec times[2])
private static native void	futimens0(int fd, long times0, long times1)
pack-priv static native byte[]	getcwd() char getcwd(char buf, size_t size);
pack-priv static native byte[]	Returns: group->gr_name getgrgid(int gid) struct group *getgrgid(gid_t gid);
pack-priv static int	Returns: group->gr_name getgrnam(String name) struct group getgrnam(const char name);
private static native int	getgrnam0(long nameAddress)
pack-priv static native int	getlinelen(long stream) ssize_t getline(char *lineptr, size_t n, FILE *stream);
pack-priv static int	Returns: passwd->pw_uid getpwnam(String name) struct passwd getpwnam(const char name);
private static native int	getpwnam0(long nameAddress)
pack-priv static native byte[]	Returns: passwd->pw_name getpwuid(int uid) struct passwd *getpwuid(uid_t uid);
private static native int	init()
pack-priv static void	lchown(UnixPath path, int uid, int gid) lchown(const char* path, uid_t owner, gid_t group)
private static native void	lchown0(long pathAddress, int uid, int gid)
pack-priv static void	link(UnixPath existing, UnixPath newfile) link(const char* existing, const char* new)
private static native void	link0(long existingAddress, long newAddress)
pack-priv static void	lstat(UnixPath path, UnixFileAttributes attrs) lstat(const char* path, struct stat* buf)
private static native void	lstat0(long pathAddress, UnixFileAttributes attrs)
pack-priv static void	mkdir(UnixPath path, int mode) mkdir(const char* path, mode_t mode)
private static native void	mkdir0(long pathAddress, int mode)
pack-priv static void	mknod(UnixPath path, int mode, long dev) mknod(const char* path, mode_t mode, dev_t dev)
private static native void	mknod0(long pathAddress, int mode, long dev)
pack-priv static int	open(UnixPath path, int flags, int mode) int open(const char* path, int oflag, mode_t mode)
private static native int	open0(long pathAddress, int flags, int mode)
pack-priv static int	openat(int dfd, byte[] path, int flags, int mode) int openat(int dfd, const char* path, int oflag, mode_t mode)
private static native int	openat0(int dfd, long pathAddress, int flags, int mode)
pack-priv static boolean	openatSupported() Supports openat and other *at calls.
pack-priv static long	opendir(UnixPath path) DIR opendir(const char dirname)
private static native long	opendir0(long pathAddress)
pack-priv static int	read(int fildes, long buf, int nbyte) size_t read(int fildes, void* buf, size_t nbyte)
private static native int	read0(int fildes, long buf, int nbyte)
pack-priv static byte[]	Returns: dirent->d_name readdir(long dir) struct dirent* readdir(DIR *dirp)
pack-priv static native byte[]	readdir0(long dir)
pack-priv static byte[]	Returns: link target readlink(UnixPath path) readlink(const char* path, char* buf, size_t bufsize)
private static native byte[]	readlink0(long pathAddress)
pack-priv static byte[]	Returns: resolved path realpath(UnixPath path) realpath(const char* path, char* resolved_name)
private static native byte[]	realpath0(long pathAddress)
pack-priv static void	rename(UnixPath from, UnixPath to) rename(const char* old, const char* new)
private static native void	rename0(long fromAddress, long toAddress)
pack-priv static void	renameat(int fromfd, byte[] from, int tofd, byte[] to) renameat(int fromfd, const char* old, int tofd, const char* new)
private static native void	renameat0(int fromfd, long fromAddress, int tofd, long toAddress)
pack-priv static native void	rewind(long stream) void rewind(FILE* stream);
pack-priv static void	rmdir(UnixPath path) rmdir(const char* path)
private static native void	rmdir0(long pathAddress)
pack-priv static void	stat(UnixPath path, UnixFileAttributes attrs) stat(const char* path, struct stat* buf)
private static native int	stat0(long pathAddress, UnixFileAttributes attrs)
pack-priv static int	stat2(UnixPath path, UnixFileAttributes attrs)
pack-priv static void	statvfs(UnixPath path, UnixFileStoreAttributes attrs) statvfs(const char* path, struct statvfs *buf)
private static native void	statvfs0(long pathAddress, UnixFileStoreAttributes attrs)
pack-priv static native byte[]	strerror(int errnum) char* strerror(int errnum)
pack-priv static void	symlink(byte[] name1, UnixPath name2) symlink(const char* name1, const char* name2)
private static native void	symlink0(long name1, long name2)
pack-priv static void	unlink(UnixPath path) unlink(const char* path)
private static native void	unlink0(long pathAddress)
pack-priv static void	unlinkat(int dfd, byte[] path, int flag) unlinkat(int dfd, const char* path, int flag)
private static native void	unlinkat0(int dfd, long pathAddress, int flag)
pack-priv static void	utimensat(int fd, UnixPath path, long times0, long times1, int flags) utimensat(int fd, const char* path, const struct timeval times[2], int flags)
private static native void	utimensat0(int fd, long pathAddress, long times0, long times1, int flags)
pack-priv static int	write(int fildes, long buf, int nbyte) size_t writeint fildes, void* buf, size_t nbyte)
private static native int	write0(int fildes, long buf, int nbyte)
pack-priv static boolean	xattrSupported() Supports extended attributes

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

capabilities	back to summary
private static final int capabilities

SUPPORTS_BIRTHTIME	back to summary
private static final int SUPPORTS_BIRTHTIME

SUPPORTS_OPENAT	back to summary
private static final int SUPPORTS_OPENAT Capabilities

SUPPORTS_XATTR	back to summary
private static final int SUPPORTS_XATTR

UnixNativeDispatcher	back to summary
protected UnixNativeDispatcher()

Method Detail

access	back to summary
pack-priv static int access(UnixPath path, int amode) access(const char* path, int amode);

access0	back to summary
private static native int access0(long pathAddress, int amode)

birthtimeSupported	back to summary
pack-priv static boolean birthtimeSupported() Supports file birth (creation) time attribute

chmod	back to summary
pack-priv static void chmod(UnixPath path, int mode) throws UnixException chmod(const char* path, mode_t mode)

chmod0	back to summary
private static native void chmod0(long pathAddress, int mode) throws UnixException

chown	back to summary
pack-priv static void chown(UnixPath path, int uid, int gid) throws UnixException chown(const char* path, uid_t owner, gid_t group)

chown0	back to summary
private static native void chown0(long pathAddress, int uid, int gid) throws UnixException

close	back to summary
pack-priv static void close(int fd) throws UnixException close(int filedes). If fd is -1 this is a no-op.

close	back to summary
pack-priv static <X extends Throwable> void close(int fd, Function<UnixException, X> mapper) throws Function-:X close(fd). If close fails then the given exception supplier function is invoked to produce an exception to throw. If the function returns null then no exception is thrown. If close fails and the exception supplier function is null, then no exception is thrown.

close0	back to summary
private static native void close0(int fd) throws UnixException

closedir	back to summary
pack-priv static native void closedir(long dir) throws UnixException closedir(DIR* dirp)

copyToNativeBuffer	back to summary
pack-priv static NativeBuffer copyToNativeBuffer(UnixPath path)

dup	back to summary
pack-priv static native int dup(int filedes) throws UnixException int dup(int filedes)

fchmod	back to summary
pack-priv static void fchmod(int fd, int mode) throws UnixException fchmod(int fildes, mode_t mode)

fchmod0	back to summary
private static native void fchmod0(int fd, int mode) throws UnixException

fchmodat	back to summary
pack-priv static void fchmodat(int fd, UnixPath path, int mode, int flag) throws UnixException fchmodat(int fd, const char *path, mode_t mode, int flag)

fchmodat0	back to summary
private static native void fchmodat0(int fd, long pathAddress, int mode, int flag) throws UnixException

fchmodatNoFollowSupported	back to summary
pack-priv static boolean fchmodatNoFollowSupported() Supports fchmodat with AT_SYMLINK_NOFOLLOW flag

fchmodatNoFollowSupported0	back to summary
private static native boolean fchmodatNoFollowSupported0()

fchown	back to summary
pack-priv static void fchown(int fd, int uid, int gid) throws UnixException fchown(int filedes, uid_t owner, gid_t group)

fchown0	back to summary
pack-priv static native void fchown0(int fd, int uid, int gid) throws UnixException

fdopendir	back to summary
pack-priv static native long fdopendir(int dfd) throws UnixException DIR* fdopendir(int filedes)

fgetxattr	back to summary
pack-priv static int fgetxattr(int filedes, byte[] name, long valueAddress, int valueLen) throws UnixException ssize_t fgetxattr(int filedes, const char name, void value, size_t size);

fgetxattr0	back to summary
private static native int fgetxattr0(int filedes, long nameAddress, long valueAddress, int valueLen) throws UnixException

flistxattr	back to summary
pack-priv static native int flistxattr(int filedes, long listAddress, int size) throws UnixException size_t flistxattr(int filedes, const char *list, size_t size)

fremovexattr	back to summary
pack-priv static void fremovexattr(int filedes, byte[] name) throws UnixException fremovexattr(int filedes, const char *name);

fremovexattr0	back to summary
private static native void fremovexattr0(int filedes, long nameAddress) throws UnixException

fsetxattr	back to summary
pack-priv static void fsetxattr(int filedes, byte[] name, long valueAddress, int valueLen) throws UnixException fsetxattr(int filedes, const char name, const void value, size_t size, int flags);

fsetxattr0	back to summary
private static native void fsetxattr0(int filedes, long nameAddress, long valueAddress, int valueLen) throws UnixException

fstat	back to summary
pack-priv static void fstat(int fd, UnixFileAttributes attrs) throws UnixException fstat(int filedes, struct stat* buf)

fstat0	back to summary
private static native void fstat0(int fd, UnixFileAttributes attrs) throws UnixException

fstatat	back to summary
pack-priv static void fstatat(int dfd, UnixPath path, int flag, UnixFileAttributes attrs) throws UnixException fstatat(int filedes,const char* path, struct stat* buf, int flag)

fstatat0	back to summary
private static native int fstatat0(int dfd, long pathAddress, int flag, UnixFileAttributes attrs)

fstatat2	back to summary
pack-priv static int fstatat2(int dfd, UnixPath path, int flag, UnixFileAttributes attrs)

futimens	back to summary
pack-priv static void futimens(int fd, long times0, long times1) throws UnixException futimens(int fildes, const struct timespec times[2])

futimens0	back to summary
private static native void futimens0(int fd, long times0, long times1) throws UnixException

getcwd	back to summary
pack-priv static native byte[] getcwd() char getcwd(char buf, size_t size);

getgrgid	back to summary
pack-priv static native byte[] getgrgid(int gid) throws UnixException struct group *getgrgid(gid_t gid); Returns:byte[] group->gr_name

getgrgid

back to summary

pack-priv static native byte[] getgrgid(int gid) throws UnixException

struct group *getgrgid(gid_t gid);

Returns:byte[]: group->gr_name

getgrnam	back to summary
pack-priv static int getgrnam(String name) throws UnixException struct group getgrnam(const char name); Returns:int group->gr_name

getgrnam

back to summary

pack-priv static int getgrnam(String name) throws UnixException

struct group *getgrnam(const char *name);

Returns:int: group->gr_name

getgrnam0	back to summary
private static native int getgrnam0(long nameAddress) throws UnixException

getlinelen	back to summary
pack-priv static native int getlinelen(long stream) throws UnixException ssize_t getline(char *lineptr, size_t n, FILE *stream);

getpwnam	back to summary
pack-priv static int getpwnam(String name) throws UnixException struct passwd getpwnam(const char name); Returns:int passwd->pw_uid

getpwnam

back to summary

pack-priv static int getpwnam(String name) throws UnixException

struct passwd *getpwnam(const char *name);

Returns:int: passwd->pw_uid

getpwnam0	back to summary
private static native int getpwnam0(long nameAddress) throws UnixException

getpwuid

back to summary

pack-priv static native byte[] getpwuid(int uid) throws UnixException

struct passwd *getpwuid(uid_t uid);

Returns:byte[]: passwd->pw_name

init	back to summary
private static native int init()

lchown	back to summary
pack-priv static void lchown(UnixPath path, int uid, int gid) throws UnixException lchown(const char* path, uid_t owner, gid_t group)

lchown0	back to summary
private static native void lchown0(long pathAddress, int uid, int gid) throws UnixException

link	back to summary
pack-priv static void link(UnixPath existing, UnixPath newfile) throws UnixException link(const char* existing, const char* new)

link0	back to summary
private static native void link0(long existingAddress, long newAddress) throws UnixException

lstat	back to summary
pack-priv static void lstat(UnixPath path, UnixFileAttributes attrs) throws UnixException lstat(const char* path, struct stat* buf)

lstat0	back to summary
private static native void lstat0(long pathAddress, UnixFileAttributes attrs) throws UnixException

mkdir	back to summary
pack-priv static void mkdir(UnixPath path, int mode) throws UnixException mkdir(const char* path, mode_t mode)

mkdir0	back to summary
private static native void mkdir0(long pathAddress, int mode) throws UnixException

mknod	back to summary
pack-priv static void mknod(UnixPath path, int mode, long dev) throws UnixException mknod(const char* path, mode_t mode, dev_t dev)

mknod0	back to summary
private static native void mknod0(long pathAddress, int mode, long dev) throws UnixException

open	back to summary
pack-priv static int open(UnixPath path, int flags, int mode) throws UnixException int open(const char* path, int oflag, mode_t mode)

open0	back to summary
private static native int open0(long pathAddress, int flags, int mode) throws UnixException

openat	back to summary
pack-priv static int openat(int dfd, byte[] path, int flags, int mode) throws UnixException int openat(int dfd, const char* path, int oflag, mode_t mode)

openat0	back to summary
private static native int openat0(int dfd, long pathAddress, int flags, int mode) throws UnixException

openatSupported	back to summary
pack-priv static boolean openatSupported() Supports openat and other *at calls.

opendir	back to summary
pack-priv static long opendir(UnixPath path) throws UnixException DIR opendir(const char dirname)

opendir0	back to summary
private static native long opendir0(long pathAddress) throws UnixException

read	back to summary
pack-priv static int read(int fildes, long buf, int nbyte) throws UnixException size_t read(int fildes, void* buf, size_t nbyte)

read0	back to summary
private static native int read0(int fildes, long buf, int nbyte) throws UnixException

readdir

back to summary

pack-priv static byte[] readdir(long dir) throws UnixException

struct dirent* readdir(DIR *dirp)

Returns:byte[]: dirent->d_name

readdir0	back to summary
pack-priv static native byte[] readdir0(long dir) throws UnixException

readlink

back to summary

pack-priv static byte[] readlink(UnixPath path) throws UnixException

readlink(const char* path, char* buf, size_t bufsize)

Returns:byte[]: link target

readlink0	back to summary
private static native byte[] readlink0(long pathAddress) throws UnixException

realpath

back to summary

pack-priv static byte[] realpath(UnixPath path) throws UnixException

realpath(const char* path, char* resolved_name)

Returns:byte[]: resolved path

realpath0	back to summary
private static native byte[] realpath0(long pathAddress) throws UnixException

rename	back to summary
pack-priv static void rename(UnixPath from, UnixPath to) throws UnixException rename(const char* old, const char* new)

rename0	back to summary
private static native void rename0(long fromAddress, long toAddress) throws UnixException

renameat	back to summary
pack-priv static void renameat(int fromfd, byte[] from, int tofd, byte[] to) throws UnixException renameat(int fromfd, const char* old, int tofd, const char* new)

renameat0	back to summary
private static native void renameat0(int fromfd, long fromAddress, int tofd, long toAddress) throws UnixException

rewind	back to summary
pack-priv static native void rewind(long stream) throws UnixException void rewind(FILE* stream);

rmdir	back to summary
pack-priv static void rmdir(UnixPath path) throws UnixException rmdir(const char* path)

rmdir0	back to summary
private static native void rmdir0(long pathAddress) throws UnixException

stat	back to summary
pack-priv static void stat(UnixPath path, UnixFileAttributes attrs) throws UnixException stat(const char* path, struct stat* buf)

stat0	back to summary
private static native int stat0(long pathAddress, UnixFileAttributes attrs)

stat2	back to summary
pack-priv static int stat2(UnixPath path, UnixFileAttributes attrs)

statvfs	back to summary
pack-priv static void statvfs(UnixPath path, UnixFileStoreAttributes attrs) throws UnixException statvfs(const char* path, struct statvfs *buf)

statvfs0	back to summary
private static native void statvfs0(long pathAddress, UnixFileStoreAttributes attrs) throws UnixException

strerror	back to summary
pack-priv static native byte[] strerror(int errnum) char* strerror(int errnum)

symlink	back to summary
pack-priv static void symlink(byte[] name1, UnixPath name2) throws UnixException symlink(const char* name1, const char* name2)

symlink0	back to summary
private static native void symlink0(long name1, long name2) throws UnixException

unlink	back to summary
pack-priv static void unlink(UnixPath path) throws UnixException unlink(const char* path)

unlink0	back to summary
private static native void unlink0(long pathAddress) throws UnixException

unlinkat	back to summary
pack-priv static void unlinkat(int dfd, byte[] path, int flag) throws UnixException unlinkat(int dfd, const char* path, int flag)

unlinkat0	back to summary
private static native void unlinkat0(int dfd, long pathAddress, int flag) throws UnixException

utimensat	back to summary
pack-priv static void utimensat(int fd, UnixPath path, long times0, long times1, int flags) throws UnixException utimensat(int fd, const char* path, const struct timeval times[2], int flags)

utimensat0	back to summary
private static native void utimensat0(int fd, long pathAddress, long times0, long times1, int flags) throws UnixException

write	back to summary
pack-priv static int write(int fildes, long buf, int nbyte) throws UnixException size_t writeint fildes, void* buf, size_t nbyte)

write0	back to summary
private static native int write0(int fildes, long buf, int nbyte) throws UnixException

xattrSupported	back to summary
pack-priv static boolean xattrSupported() Supports extended attributes

pack-priv Class UnixNativeDispatcher

Field Summary

Constructor Summary

Method Summary

Field Detail

Constructor Detail

Method Detail