ForwardingOs.java revision 9e67ca71d3d4a489a157abadc5ba519ced7a0b50 
1/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package libcore.io;
18
19import java.io.FileDescriptor;
20import java.net.InetAddress;
21import java.net.InetSocketAddress;
22import java.net.SocketAddress;
23import java.nio.ByteBuffer;
24import libcore.util.MutableInt;
25import libcore.util.MutableLong;
26
27/**
28 * Subclass this if you want to override some {@link Os} methods but otherwise delegate.
29 */
30public class ForwardingOs implements Os {
31    protected final Os os;
32
33    public ForwardingOs(Os os) {
34        this.os = os;
35    }
36
37    public FileDescriptor accept(FileDescriptor fd, InetSocketAddress peerAddress) throws ErrnoException { return os.accept(fd, peerAddress); }
38    public boolean access(String path, int mode) throws ErrnoException { return os.access(path, mode); }
39    public void bind(FileDescriptor fd, InetAddress address, int port) throws ErrnoException { os.bind(fd, address, port); }
40    public void chmod(String path, int mode) throws ErrnoException { os.chmod(path, mode); }
41    public void close(FileDescriptor fd) throws ErrnoException { os.close(fd); }
42    public void connect(FileDescriptor fd, InetAddress address, int port) throws ErrnoException { os.connect(fd, address, port); }
43    public FileDescriptor dup(FileDescriptor oldFd) throws ErrnoException { return os.dup(oldFd); }
44    public FileDescriptor dup2(FileDescriptor oldFd, int newFd) throws ErrnoException { return os.dup2(oldFd, newFd); }
45    public String[] environ() { return os.environ(); }
46    public int fcntlVoid(FileDescriptor fd, int cmd) throws ErrnoException { return os.fcntlVoid(fd, cmd); }
47    public int fcntlLong(FileDescriptor fd, int cmd, long arg) throws ErrnoException { return os.fcntlLong(fd, cmd, arg); }
48    public int fcntlFlock(FileDescriptor fd, int cmd, StructFlock arg) throws ErrnoException { return os.fcntlFlock(fd, cmd, arg); }
49    public void fdatasync(FileDescriptor fd) throws ErrnoException { os.fdatasync(fd); }
50    public StructStat fstat(FileDescriptor fd) throws ErrnoException { return os.fstat(fd); }
51    public StructStatFs fstatfs(FileDescriptor fd) throws ErrnoException { return os.fstatfs(fd); }
52    public void fsync(FileDescriptor fd) throws ErrnoException { os.fsync(fd); }
53    public void ftruncate(FileDescriptor fd, long length) throws ErrnoException { os.ftruncate(fd, length); }
54    public String gai_strerror(int error) { return os.gai_strerror(error); }
55    public InetAddress[] getaddrinfo(String node, StructAddrinfo hints) throws GaiException { return os.getaddrinfo(node, hints); }
56    public int getegid() { return os.getegid(); }
57    public int geteuid() { return os.geteuid(); }
58    public int getgid() { return os.getgid(); }
59    public String getenv(String name) { return os.getenv(name); }
60    public String getnameinfo(InetAddress address, int flags) throws GaiException { return os.getnameinfo(address, flags); }
61    public int getpid() { return os.getpid(); }
62    public int getppid() { return os.getppid(); }
63    public StructPasswd getpwnam(String name) throws ErrnoException { return os.getpwnam(name); }
64    public StructPasswd getpwuid(int uid) throws ErrnoException { return os.getpwuid(uid); }
65    public SocketAddress getsockname(FileDescriptor fd) throws ErrnoException { return os.getsockname(fd); }
66    public int getsockoptByte(FileDescriptor fd, int level, int option) throws ErrnoException { return os.getsockoptByte(fd, level, option); }
67    public InetAddress getsockoptInAddr(FileDescriptor fd, int level, int option) throws ErrnoException { return os.getsockoptInAddr(fd, level, option); }
68    public int getsockoptInt(FileDescriptor fd, int level, int option) throws ErrnoException { return os.getsockoptInt(fd, level, option); }
69    public StructLinger getsockoptLinger(FileDescriptor fd, int level, int option) throws ErrnoException { return os.getsockoptLinger(fd, level, option); }
70    public StructTimeval getsockoptTimeval(FileDescriptor fd, int level, int option) throws ErrnoException { return os.getsockoptTimeval(fd, level, option); }
71    public int getuid() { return os.getuid(); }
72    public String if_indextoname(int index) { return os.if_indextoname(index); }
73    public InetAddress inet_aton(String address) { return os.inet_aton(address); }
74    public InetAddress ioctlInetAddress(FileDescriptor fd, int cmd, String interfaceName) throws ErrnoException { return os.ioctlInetAddress(fd, cmd, interfaceName); }
75    public int ioctlInt(FileDescriptor fd, int cmd, MutableInt arg) throws ErrnoException { return os.ioctlInt(fd, cmd, arg); }
76    public boolean isatty(FileDescriptor fd) { return os.isatty(fd); }
77    public void kill(int pid, int signal) throws ErrnoException { os.kill(pid, signal); }
78    public void listen(FileDescriptor fd, int backlog) throws ErrnoException { os.listen(fd, backlog); }
79    public long lseek(FileDescriptor fd, long offset, int whence) throws ErrnoException { return os.lseek(fd, offset, whence); }
80    public StructStat lstat(String path) throws ErrnoException { return os.lstat(path); }
81    public void mincore(long address, long byteCount, byte[] vector) throws ErrnoException { os.mincore(address, byteCount, vector); }
82    public void mkdir(String path, int mode) throws ErrnoException { os.mkdir(path, mode); }
83    public void mlock(long address, long byteCount) throws ErrnoException { os.mlock(address, byteCount); }
84    public long mmap(long address, long byteCount, int prot, int flags, FileDescriptor fd, long offset) throws ErrnoException { return os.mmap(address, byteCount, prot, flags, fd, offset); }
85    public void msync(long address, long byteCount, int flags) throws ErrnoException { os.msync(address, byteCount, flags); }
86    public void munlock(long address, long byteCount) throws ErrnoException { os.munlock(address, byteCount); }
87    public void munmap(long address, long byteCount) throws ErrnoException { os.munmap(address, byteCount); }
88    public FileDescriptor open(String path, int flags, int mode) throws ErrnoException { return os.open(path, flags, mode); }
89    public FileDescriptor[] pipe() throws ErrnoException { return os.pipe(); }
90    public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException { return os.poll(fds, timeoutMs); }
91    public int read(FileDescriptor fd, ByteBuffer buffer) throws ErrnoException { return os.read(fd, buffer); }
92    public int read(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount) throws ErrnoException { return os.read(fd, bytes, byteOffset, byteCount); }
93    public int readv(FileDescriptor fd, Object[] buffers, int[] offsets, int[] byteCounts) throws ErrnoException { return os.readv(fd, buffers, offsets, byteCounts); }
94    public int recvfrom(FileDescriptor fd, ByteBuffer buffer, int flags, InetSocketAddress srcAddress) throws ErrnoException { return os.recvfrom(fd, buffer, flags, srcAddress); }
95    public int recvfrom(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount, int flags, InetSocketAddress srcAddress) throws ErrnoException { return os.recvfrom(fd, bytes, byteOffset, byteCount, flags, srcAddress); }
96    public void remove(String path) throws ErrnoException { os.remove(path); }
97    public void rename(String oldPath, String newPath) throws ErrnoException { os.rename(oldPath, newPath); }
98    public long sendfile(FileDescriptor outFd, FileDescriptor inFd, MutableLong inOffset, long byteCount) throws ErrnoException { return os.sendfile(outFd, inFd, inOffset, byteCount); }
99    public int sendto(FileDescriptor fd, ByteBuffer buffer, int flags, InetAddress inetAddress, int port) throws ErrnoException { return os.sendto(fd, buffer, flags, inetAddress, port); }
100    public int sendto(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount, int flags, InetAddress inetAddress, int port) throws ErrnoException { return os.sendto(fd, bytes, byteOffset, byteCount, flags, inetAddress, port); }
101    public void setegid(int egid) throws ErrnoException { os.setegid(egid); }
102    public void seteuid(int euid) throws ErrnoException { os.seteuid(euid); }
103    public void setgid(int gid) throws ErrnoException { os.setgid(gid); }
104    public void setsockoptByte(FileDescriptor fd, int level, int option, int value) throws ErrnoException { os.setsockoptByte(fd, level, option, value); }
105    public void setsockoptIfreq(FileDescriptor fd, int level, int option, String value) throws ErrnoException { os.setsockoptIfreq(fd, level, option, value); }
106    public void setsockoptInt(FileDescriptor fd, int level, int option, int value) throws ErrnoException { os.setsockoptInt(fd, level, option, value); }
107    public void setsockoptIpMreqn(FileDescriptor fd, int level, int option, int value) throws ErrnoException { os.setsockoptIpMreqn(fd, level, option, value); }
108    public void setsockoptGroupReq(FileDescriptor fd, int level, int option, StructGroupReq value) throws ErrnoException { os.setsockoptGroupReq(fd, level, option, value); }
109    public void setsockoptLinger(FileDescriptor fd, int level, int option, StructLinger value) throws ErrnoException { os.setsockoptLinger(fd, level, option, value); }
110    public void setsockoptTimeval(FileDescriptor fd, int level, int option, StructTimeval value) throws ErrnoException { os.setsockoptTimeval(fd, level, option, value); }
111    public void setuid(int uid) throws ErrnoException { os.setuid(uid); }
112    public void shutdown(FileDescriptor fd, int how) throws ErrnoException { os.shutdown(fd, how); }
113    public FileDescriptor socket(int domain, int type, int protocol) throws ErrnoException { return os.socket(domain, type, protocol); }
114    public StructStat stat(String path) throws ErrnoException { return os.stat(path); }
115    public StructStatFs statfs(String path) throws ErrnoException { return os.statfs(path); }
116    public String strerror(int errno) { return os.strerror(errno); }
117    public void symlink(String oldPath, String newPath) throws ErrnoException { os.symlink(oldPath, newPath); }
118    public long sysconf(int name) { return os.sysconf(name); }
119    public StructUtsname uname() throws ErrnoException { return os.uname(); }
120    public int waitpid(int pid, MutableInt status, int options) throws ErrnoException { return os.waitpid(pid, status, options); }
121    public int write(FileDescriptor fd, ByteBuffer buffer) throws ErrnoException { return os.write(fd, buffer); }
122    public int write(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount) throws ErrnoException { return os.write(fd, bytes, byteOffset, byteCount); }
123    public int writev(FileDescriptor fd, Object[] buffers, int[] offsets, int[] byteCounts) throws ErrnoException { return os.writev(fd, buffers, offsets, byteCounts); }
124}
125