0N/A/*
553N/A * Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation. Oracle designates this
0N/A * particular file as subject to the "Classpath" exception as provided
0N/A * by Oracle in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
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553N/A *
553N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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0N/A */
0N/A
0N/Apackage sun.nio.ch;
0N/A
0N/Aimport java.io.*;
0N/A
0N/Aclass FileDispatcherImpl extends FileDispatcher
0N/A{
0N/A
0N/A static {
0N/A Util.load();
0N/A init();
0N/A }
0N/A
0N/A FileDispatcherImpl(boolean append) {
0N/A /* append is ignored */
0N/A }
0N/A
0N/A FileDispatcherImpl() {
0N/A }
0N/A
0N/A int read(FileDescriptor fd, long address, int len) throws IOException {
return read0(fd, address, len);
}
int pread(FileDescriptor fd, long address, int len, long position)
throws IOException
{
return pread0(fd, address, len, position);
}
long readv(FileDescriptor fd, long address, int len) throws IOException {
return readv0(fd, address, len);
}
int write(FileDescriptor fd, long address, int len) throws IOException {
return write0(fd, address, len);
}
int pwrite(FileDescriptor fd, long address, int len, long position)
throws IOException
{
return pwrite0(fd, address, len, position);
}
long writev(FileDescriptor fd, long address, int len)
throws IOException
{
return writev0(fd, address, len);
}
int force(FileDescriptor fd, boolean metaData) throws IOException {
return force0(fd, metaData);
}
int truncate(FileDescriptor fd, long size) throws IOException {
return truncate0(fd, size);
}
long size(FileDescriptor fd) throws IOException {
return size0(fd);
}
int lock(FileDescriptor fd, boolean blocking, long pos, long size,
boolean shared) throws IOException
{
return lock0(fd, blocking, pos, size, shared);
}
void release(FileDescriptor fd, long pos, long size) throws IOException {
release0(fd, pos, size);
}
void close(FileDescriptor fd) throws IOException {
close0(fd);
}
void preClose(FileDescriptor fd) throws IOException {
preClose0(fd);
}
FileDescriptor duplicateForMapping(FileDescriptor fd) {
// file descriptor not required for mapping operations; okay
// to return invalid file descriptor.
return new FileDescriptor();
}
// -- Native methods --
static native int read0(FileDescriptor fd, long address, int len)
throws IOException;
static native int pread0(FileDescriptor fd, long address, int len,
long position) throws IOException;
static native long readv0(FileDescriptor fd, long address, int len)
throws IOException;
static native int write0(FileDescriptor fd, long address, int len)
throws IOException;
static native int pwrite0(FileDescriptor fd, long address, int len,
long position) throws IOException;
static native long writev0(FileDescriptor fd, long address, int len)
throws IOException;
static native int force0(FileDescriptor fd, boolean metaData)
throws IOException;
static native int truncate0(FileDescriptor fd, long size)
throws IOException;
static native long size0(FileDescriptor fd) throws IOException;
static native int lock0(FileDescriptor fd, boolean blocking, long pos,
long size, boolean shared) throws IOException;
static native void release0(FileDescriptor fd, long pos, long size)
throws IOException;
static native void close0(FileDescriptor fd) throws IOException;
static native void preClose0(FileDescriptor fd) throws IOException;
static native void closeIntFD(int fd) throws IOException;
static native void init();
}