Package libcore.io

Class ForwardingOs

java.lang.Object

libcore.io.ForwardingOs

All Implemented Interfaces:

Os

Direct Known Subclasses:

BlockGuardOs

public class ForwardingOs
extends Object
implements Os

Subclass this if you want to override some Os methods but otherwise delegate.

Field Summary

Fields

Modifier and Type	Field	Description
protected Os	os

Constructor Summary

Constructors

Constructor	Description
ForwardingOs(Os os)

Method Summary

Modifier and Type	Method	Description
FileDescriptor	accept(FileDescriptor fd, InetSocketAddress peerAddress)
boolean	access(String path, int mode)
void	bind(FileDescriptor fd, InetAddress address, int port)
void	chmod(String path, int mode)
void	chown(String path, int uid, int gid)
void	close(FileDescriptor fd)
void	connect(FileDescriptor fd, InetAddress address, int port)
FileDescriptor	dup(FileDescriptor oldFd)
FileDescriptor	dup2(FileDescriptor oldFd, int newFd)
String[]	environ()
void	execv(String filename, String[] argv)
void	execve(String filename, String[] argv, String[] envp)
void	fchmod(FileDescriptor fd, int mode)
void	fchown(FileDescriptor fd, int uid, int gid)
int	fcntlFlock(FileDescriptor fd, int cmd, StructFlock arg)
int	fcntlLong(FileDescriptor fd, int cmd, long arg)
int	fcntlVoid(FileDescriptor fd, int cmd)
void	fdatasync(FileDescriptor fd)
StructStat	fstat(FileDescriptor fd)
StructStatVfs	fstatvfs(FileDescriptor fd)
void	fsync(FileDescriptor fd)
void	ftruncate(FileDescriptor fd, long length)
String	gai_strerror(int error)
InetAddress[]	getaddrinfo(String node, StructAddrinfo hints)
int	getegid()
String	getenv(String name)
int	geteuid()
int	getgid()
String	getnameinfo(InetAddress address, int flags)
SocketAddress	getpeername(FileDescriptor fd)
int	getpid()
int	getppid()
StructPasswd	getpwnam(String name)
StructPasswd	getpwuid(int uid)
SocketAddress	getsockname(FileDescriptor fd)
int	getsockoptByte(FileDescriptor fd, int level, int option)
InetAddress	getsockoptInAddr(FileDescriptor fd, int level, int option)
int	getsockoptInt(FileDescriptor fd, int level, int option)
StructLinger	getsockoptLinger(FileDescriptor fd, int level, int option)
StructTimeval	getsockoptTimeval(FileDescriptor fd, int level, int option)
StructUcred	getsockoptUcred(FileDescriptor fd, int level, int option)
int	gettid()
int	getuid()
String	if_indextoname(int index)
InetAddress	inet_pton(int family, String address)
InetAddress	ioctlInetAddress(FileDescriptor fd, int cmd, String interfaceName)
int	ioctlInt(FileDescriptor fd, int cmd, MutableInt arg)
boolean	isatty(FileDescriptor fd)
void	kill(int pid, int signal)
void	lchown(String path, int uid, int gid)
void	listen(FileDescriptor fd, int backlog)
long	lseek(FileDescriptor fd, long offset, int whence)
StructStat	lstat(String path)
void	mincore(long address, long byteCount, byte[] vector)
void	mkdir(String path, int mode)
void	mlock(long address, long byteCount)
long	mmap(long address, long byteCount, int prot, int flags, FileDescriptor fd, long offset)
void	msync(long address, long byteCount, int flags)
void	munlock(long address, long byteCount)
void	munmap(long address, long byteCount)
FileDescriptor	open(String path, int flags, int mode)
FileDescriptor[]	pipe()
int	poll(StructPollfd[] fds, int timeoutMs)
int	pread(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount, long offset)
int	pread(FileDescriptor fd, ByteBuffer buffer, long offset)
int	pwrite(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount, long offset)
int	pwrite(FileDescriptor fd, ByteBuffer buffer, long offset)
int	read(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount)
int	read(FileDescriptor fd, ByteBuffer buffer)
int	readv(FileDescriptor fd, Object[] buffers, int[] offsets, int[] byteCounts)
int	recvfrom(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount, int flags, InetSocketAddress srcAddress)
int	recvfrom(FileDescriptor fd, ByteBuffer buffer, int flags, InetSocketAddress srcAddress)
void	remove(String path)
void	rename(String oldPath, String newPath)
long	sendfile(FileDescriptor outFd, FileDescriptor inFd, MutableLong inOffset, long byteCount)
int	sendto(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount, int flags, InetAddress inetAddress, int port)
int	sendto(FileDescriptor fd, ByteBuffer buffer, int flags, InetAddress inetAddress, int port)
void	setegid(int egid)
void	setenv(String name, String value, boolean overwrite)
void	seteuid(int euid)
void	setgid(int gid)
int	setsid()
void	setsockoptByte(FileDescriptor fd, int level, int option, int value)
void	setsockoptGroupReq(FileDescriptor fd, int level, int option, StructGroupReq value)
void	setsockoptIfreq(FileDescriptor fd, int level, int option, String value)
void	setsockoptInt(FileDescriptor fd, int level, int option, int value)
void	setsockoptIpMreqn(FileDescriptor fd, int level, int option, int value)
void	setsockoptLinger(FileDescriptor fd, int level, int option, StructLinger value)
void	setsockoptTimeval(FileDescriptor fd, int level, int option, StructTimeval value)
void	setuid(int uid)
void	shutdown(FileDescriptor fd, int how)
FileDescriptor	socket(int domain, int type, int protocol)
void	socketpair(int domain, int type, int protocol, FileDescriptor fd1, FileDescriptor fd2)
StructStat	stat(String path)
StructStatVfs	statvfs(String path)
String	strerror(int errno)
String	strsignal(int signal)
void	symlink(String oldPath, String newPath)
long	sysconf(int name)
void	tcdrain(FileDescriptor fd)
void	tcsendbreak(FileDescriptor fd, int duration)
int	umask(int mask)
StructUtsname	uname()
void	unsetenv(String name)
int	waitpid(int pid, MutableInt status, int options)
int	write(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount)
int	write(FileDescriptor fd, ByteBuffer buffer)
int	writev(FileDescriptor fd, Object[] buffers, int[] offsets, int[] byteCounts)

Methods inherited from class java.lang.Object

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

Field Details

os

protected final Os os

Constructor Details

ForwardingOs

public ForwardingOs(Os os)

Method Details

accept

public FileDescriptor accept(FileDescriptor fd,
InetSocketAddress peerAddress)
                      throws ErrnoException,
SocketException

Specified by:

accept in interface Os

Throws:

ErrnoException

SocketException

access

public boolean access(String path,
int mode)
               throws ErrnoException

Specified by:

access in interface Os

Throws:

ErrnoException

bind

public void bind(FileDescriptor fd,
InetAddress address,
int port)
          throws ErrnoException,
SocketException

Specified by:

bind in interface Os

Throws:

ErrnoException

SocketException

chmod

public void chmod(String path,
int mode)
           throws ErrnoException

Specified by:

chmod in interface Os

Throws:

ErrnoException

chown

public void chown(String path,
int uid,
int gid)
           throws ErrnoException

Specified by:

chown in interface Os

Throws:

ErrnoException

close

public void close(FileDescriptor fd)
           throws ErrnoException

Specified by:

close in interface Os

Throws:

ErrnoException

connect

public void connect(FileDescriptor fd,
InetAddress address,
int port)
             throws ErrnoException,
SocketException

Specified by:

connect in interface Os

Throws:

ErrnoException

SocketException

dup

public FileDescriptor dup(FileDescriptor oldFd)
                   throws ErrnoException

Specified by:

dup in interface Os

Throws:

ErrnoException

dup2

public FileDescriptor dup2(FileDescriptor oldFd,
int newFd)
                    throws ErrnoException

Specified by:

dup2 in interface Os

Throws:

ErrnoException

environ

public String[] environ()

Specified by:

environ in interface Os

execv

public void execv(String filename,
String[] argv)
           throws ErrnoException

Specified by:

execv in interface Os

Throws:

ErrnoException

execve

public void execve(String filename,
String[] argv,
String[] envp)
            throws ErrnoException

Specified by:

execve in interface Os

Throws:

ErrnoException

fchmod

public void fchmod(FileDescriptor fd,
int mode)
            throws ErrnoException

Specified by:

fchmod in interface Os

Throws:

ErrnoException

fchown

public void fchown(FileDescriptor fd,
int uid,
int gid)
            throws ErrnoException

Specified by:

fchown in interface Os

Throws:

ErrnoException

fcntlVoid

public int fcntlVoid(FileDescriptor fd,
int cmd)
              throws ErrnoException

Specified by:

fcntlVoid in interface Os

Throws:

ErrnoException

fcntlLong

public int fcntlLong(FileDescriptor fd,
int cmd,
long arg)
              throws ErrnoException

Specified by:

fcntlLong in interface Os

Throws:

ErrnoException

fcntlFlock

public int fcntlFlock(FileDescriptor fd,
int cmd,
StructFlock arg)
               throws ErrnoException

Specified by:

fcntlFlock in interface Os

Throws:

ErrnoException

fdatasync

public void fdatasync(FileDescriptor fd)
               throws ErrnoException

Specified by:

fdatasync in interface Os

Throws:

ErrnoException

fstat

public StructStat fstat(FileDescriptor fd)
                 throws ErrnoException

Specified by:

fstat in interface Os

Throws:

ErrnoException

fstatvfs

public StructStatVfs fstatvfs(FileDescriptor fd)
                       throws ErrnoException

Specified by:

fstatvfs in interface Os

Throws:

ErrnoException

fsync

public void fsync(FileDescriptor fd)
           throws ErrnoException

Specified by:

fsync in interface Os

Throws:

ErrnoException

ftruncate

public void ftruncate(FileDescriptor fd,
long length)
               throws ErrnoException

Specified by:

ftruncate in interface Os

Throws:

ErrnoException

gai_strerror

public String gai_strerror(int error)

Specified by:

gai_strerror in interface Os

getaddrinfo

public InetAddress[] getaddrinfo(String node,
StructAddrinfo hints)
                          throws GaiException

Specified by:

getaddrinfo in interface Os

Throws:

GaiException

getegid

public int getegid()

Specified by:

getegid in interface Os

geteuid

public int geteuid()

Specified by:

geteuid in interface Os

getgid

public int getgid()

Specified by:

getgid in interface Os

getenv

public String getenv(String name)

Specified by:

getenv in interface Os

getnameinfo

public String getnameinfo(InetAddress address,
int flags)
                   throws GaiException

Specified by:

getnameinfo in interface Os

Throws:

GaiException

getpeername

public SocketAddress getpeername(FileDescriptor fd)
                          throws ErrnoException

Specified by:

getpeername in interface Os

Throws:

ErrnoException

getpid

public int getpid()

Specified by:

getpid in interface Os

getppid

public int getppid()

Specified by:

getppid in interface Os

getpwnam

public StructPasswd getpwnam(String name)
                      throws ErrnoException

Specified by:

getpwnam in interface Os

Throws:

ErrnoException

getpwuid

public StructPasswd getpwuid(int uid)
                      throws ErrnoException

Specified by:

getpwuid in interface Os

Throws:

ErrnoException

getsockname

public SocketAddress getsockname(FileDescriptor fd)
                          throws ErrnoException

Specified by:

getsockname in interface Os

Throws:

ErrnoException

getsockoptByte

public int getsockoptByte(FileDescriptor fd,
int level,
int option)
                   throws ErrnoException

Specified by:

getsockoptByte in interface Os

Throws:

ErrnoException

getsockoptInAddr

public InetAddress getsockoptInAddr(FileDescriptor fd,
int level,
int option)
                             throws ErrnoException

Specified by:

getsockoptInAddr in interface Os

Throws:

ErrnoException

getsockoptInt

public int getsockoptInt(FileDescriptor fd,
int level,
int option)
                  throws ErrnoException

Specified by:

getsockoptInt in interface Os

Throws:

ErrnoException

getsockoptLinger

public StructLinger getsockoptLinger(FileDescriptor fd,
int level,
int option)
                              throws ErrnoException

Specified by:

getsockoptLinger in interface Os

Throws:

ErrnoException

getsockoptTimeval

public StructTimeval getsockoptTimeval(FileDescriptor fd,
int level,
int option)
                                throws ErrnoException

Specified by:

getsockoptTimeval in interface Os

Throws:

ErrnoException

getsockoptUcred

public StructUcred getsockoptUcred(FileDescriptor fd,
int level,
int option)
                            throws ErrnoException

Specified by:

getsockoptUcred in interface Os

Throws:

ErrnoException

gettid

public int gettid()

Specified by:

gettid in interface Os

getuid

public int getuid()

Specified by:

getuid in interface Os

if_indextoname

public String if_indextoname(int index)

Specified by:

if_indextoname in interface Os

inet_pton

public InetAddress inet_pton(int family,
String address)

Specified by:

inet_pton in interface Os

ioctlInetAddress

public InetAddress ioctlInetAddress(FileDescriptor fd,
int cmd,
String interfaceName)
                             throws ErrnoException

Specified by:

ioctlInetAddress in interface Os

Throws:

ErrnoException

ioctlInt

public int ioctlInt(FileDescriptor fd,
int cmd,
MutableInt arg)
             throws ErrnoException

Specified by:

ioctlInt in interface Os

Throws:

ErrnoException

isatty

public boolean isatty(FileDescriptor fd)

Specified by:

isatty in interface Os

kill

public void kill(int pid,
int signal)
          throws ErrnoException

Specified by:

kill in interface Os

Throws:

ErrnoException

lchown

public void lchown(String path,
int uid,
int gid)
            throws ErrnoException

Specified by:

lchown in interface Os

Throws:

ErrnoException

listen

public void listen(FileDescriptor fd,
int backlog)
            throws ErrnoException

Specified by:

listen in interface Os

Throws:

ErrnoException

lseek

public long lseek(FileDescriptor fd,
long offset,
int whence)
           throws ErrnoException

Specified by:

lseek in interface Os

Throws:

ErrnoException

lstat

public StructStat lstat(String path)
                 throws ErrnoException

Specified by:

lstat in interface Os

Throws:

ErrnoException

mincore

public void mincore(long address,
long byteCount,
byte[] vector)
             throws ErrnoException

Specified by:

mincore in interface Os

Throws:

ErrnoException

mkdir

public void mkdir(String path,
int mode)
           throws ErrnoException

Specified by:

mkdir in interface Os

Throws:

ErrnoException

mlock

public void mlock(long address,
long byteCount)
           throws ErrnoException

Specified by:

mlock in interface Os

Throws:

ErrnoException

mmap

public long mmap(long address,
long byteCount,
int prot,
int flags,
FileDescriptor fd,
long offset)
          throws ErrnoException

Specified by:

mmap in interface Os

Throws:

ErrnoException

msync

public void msync(long address,
long byteCount,
int flags)
           throws ErrnoException

Specified by:

msync in interface Os

Throws:

ErrnoException

munlock

public void munlock(long address,
long byteCount)
             throws ErrnoException

Specified by:

munlock in interface Os

Throws:

ErrnoException

munmap

public void munmap(long address,
long byteCount)
            throws ErrnoException

Specified by:

munmap in interface Os

Throws:

ErrnoException

open

public FileDescriptor open(String path,
int flags,
int mode)
                    throws ErrnoException

Specified by:

open in interface Os

Throws:

ErrnoException

pipe

public FileDescriptor[] pipe()
                      throws ErrnoException

Specified by:

pipe in interface Os

Throws:

ErrnoException

poll

public int poll(StructPollfd[] fds,
int timeoutMs)
         throws ErrnoException

Specified by:

poll in interface Os

Throws:

ErrnoException

pread

public int pread(FileDescriptor fd,
ByteBuffer buffer,
long offset)
          throws ErrnoException

Specified by:

pread in interface Os

Throws:

ErrnoException

pread

public int pread(FileDescriptor fd,
byte[] bytes,
int byteOffset,
int byteCount,
long offset)
          throws ErrnoException

Specified by:

pread in interface Os

Throws:

ErrnoException

pwrite

public int pwrite(FileDescriptor fd,
ByteBuffer buffer,
long offset)
           throws ErrnoException

Specified by:

pwrite in interface Os

Throws:

ErrnoException

pwrite

public int pwrite(FileDescriptor fd,
byte[] bytes,
int byteOffset,
int byteCount,
long offset)
           throws ErrnoException

Specified by:

pwrite in interface Os

Throws:

ErrnoException

read

public int read(FileDescriptor fd,
ByteBuffer buffer)
         throws ErrnoException

Specified by:

read in interface Os

Throws:

ErrnoException

read

public int read(FileDescriptor fd,
byte[] bytes,
int byteOffset,
int byteCount)
         throws ErrnoException

Specified by:

read in interface Os

Throws:

ErrnoException

readv

public int readv(FileDescriptor fd,
Object[] buffers,
int[] offsets,
int[] byteCounts)
          throws ErrnoException

Specified by:

readv in interface Os

Throws:

ErrnoException

recvfrom

public int recvfrom(FileDescriptor fd,
ByteBuffer buffer,
int flags,
InetSocketAddress srcAddress)
             throws ErrnoException,
SocketException

Specified by:

recvfrom in interface Os

Throws:

ErrnoException

SocketException

recvfrom

public int recvfrom(FileDescriptor fd,
byte[] bytes,
int byteOffset,
int byteCount,
int flags,
InetSocketAddress srcAddress)
             throws ErrnoException,
SocketException

Specified by:

recvfrom in interface Os

Throws:

ErrnoException

SocketException

remove

public void remove(String path)
            throws ErrnoException

Specified by:

remove in interface Os

Throws:

ErrnoException

rename

public void rename(String oldPath,
String newPath)
            throws ErrnoException

Specified by:

rename in interface Os

Throws:

ErrnoException

sendfile

public long sendfile(FileDescriptor outFd,
FileDescriptor inFd,
MutableLong inOffset,
long byteCount)
              throws ErrnoException

Specified by:

sendfile in interface Os

Throws:

ErrnoException

sendto

public int sendto(FileDescriptor fd,
ByteBuffer buffer,
int flags,
InetAddress inetAddress,
int port)
           throws ErrnoException,
SocketException

Specified by:

sendto in interface Os

Throws:

ErrnoException

SocketException

sendto

public int sendto(FileDescriptor fd,
byte[] bytes,
int byteOffset,
int byteCount,
int flags,
InetAddress inetAddress,
int port)
           throws ErrnoException,
SocketException

Specified by:

sendto in interface Os

Throws:

ErrnoException

SocketException

setegid

public void setegid(int egid)
             throws ErrnoException

Specified by:

setegid in interface Os

Throws:

ErrnoException

setenv

public void setenv(String name,
String value,
boolean overwrite)
            throws ErrnoException

Specified by:

setenv in interface Os

Throws:

ErrnoException

seteuid

public void seteuid(int euid)
             throws ErrnoException

Specified by:

seteuid in interface Os

Throws:

ErrnoException

setgid

public void setgid(int gid)
            throws ErrnoException

Specified by:

setgid in interface Os

Throws:

ErrnoException

setsid

public int setsid()
           throws ErrnoException

Specified by:

setsid in interface Os

Throws:

ErrnoException

setsockoptByte

public void setsockoptByte(FileDescriptor fd,
int level,
int option,
int value)
                    throws ErrnoException

Specified by:

setsockoptByte in interface Os

Throws:

ErrnoException

setsockoptIfreq

public void setsockoptIfreq(FileDescriptor fd,
int level,
int option,
String value)
                     throws ErrnoException

Specified by:

setsockoptIfreq in interface Os

Throws:

ErrnoException

setsockoptInt

public void setsockoptInt(FileDescriptor fd,
int level,
int option,
int value)
                   throws ErrnoException

Specified by:

setsockoptInt in interface Os

Throws:

ErrnoException

setsockoptIpMreqn

public void setsockoptIpMreqn(FileDescriptor fd,
int level,
int option,
int value)
                       throws ErrnoException

Specified by:

setsockoptIpMreqn in interface Os

Throws:

ErrnoException

setsockoptGroupReq

public void setsockoptGroupReq(FileDescriptor fd,
int level,
int option,
StructGroupReq value)
                        throws ErrnoException

Specified by:

setsockoptGroupReq in interface Os

Throws:

ErrnoException

setsockoptLinger

public void setsockoptLinger(FileDescriptor fd,
int level,
int option,
StructLinger value)
                      throws ErrnoException

Specified by:

setsockoptLinger in interface Os

Throws:

ErrnoException

setsockoptTimeval

public void setsockoptTimeval(FileDescriptor fd,
int level,
int option,
StructTimeval value)
                       throws ErrnoException

Specified by:

setsockoptTimeval in interface Os

Throws:

ErrnoException

setuid

public void setuid(int uid)
            throws ErrnoException

Specified by:

setuid in interface Os

Throws:

ErrnoException

shutdown

public void shutdown(FileDescriptor fd,
int how)
              throws ErrnoException

Specified by:

shutdown in interface Os

Throws:

ErrnoException

socket

public FileDescriptor socket(int domain,
int type,
int protocol)
                      throws ErrnoException

Specified by:

socket in interface Os

Throws:

ErrnoException

socketpair

public void socketpair(int domain,
int type,
int protocol,
FileDescriptor fd1,
FileDescriptor fd2)
                throws ErrnoException

Specified by:

socketpair in interface Os

Throws:

ErrnoException

stat

public StructStat stat(String path)
                throws ErrnoException

Specified by:

stat in interface Os

Throws:

ErrnoException

statvfs

public StructStatVfs statvfs(String path)
                      throws ErrnoException

Specified by:

statvfs in interface Os

Throws:

ErrnoException

strerror

public String strerror(int errno)

Specified by:

strerror in interface Os

strsignal

public String strsignal(int signal)

Specified by:

strsignal in interface Os

symlink

public void symlink(String oldPath,
String newPath)
             throws ErrnoException

Specified by:

symlink in interface Os

Throws:

ErrnoException

sysconf

public long sysconf(int name)

Specified by:

sysconf in interface Os

tcdrain

public void tcdrain(FileDescriptor fd)
             throws ErrnoException

Specified by:

tcdrain in interface Os

Throws:

ErrnoException

tcsendbreak

public void tcsendbreak(FileDescriptor fd,
int duration)
                 throws ErrnoException

Specified by:

tcsendbreak in interface Os

Throws:

ErrnoException

umask

public int umask(int mask)

Specified by:

umask in interface Os

uname

public StructUtsname uname()

Specified by:

uname in interface Os

unsetenv

public void unsetenv(String name)
              throws ErrnoException

Specified by:

unsetenv in interface Os

Throws:

ErrnoException

waitpid

public int waitpid(int pid,
MutableInt status,
int options)
            throws ErrnoException

Specified by:

waitpid in interface Os

Throws:

ErrnoException

write

public int write(FileDescriptor fd,
ByteBuffer buffer)
          throws ErrnoException

Specified by:

write in interface Os

Throws:

ErrnoException

write

public int write(FileDescriptor fd,
byte[] bytes,
int byteOffset,
int byteCount)
          throws ErrnoException

Specified by:

write in interface Os

Throws:

ErrnoException

writev

public int writev(FileDescriptor fd,
Object[] buffers,
int[] offsets,
int[] byteCounts)
           throws ErrnoException

Specified by:

writev in interface Os

Throws:

ErrnoException