1 /*
2  * Copyright (c) 2000, 2009, Oracle and/or its affiliates. All rights reserved.
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 only, as
7  * published by the Free Software Foundation.  Oracle designates this
8  * particular file as subject to the "Classpath" exception as provided
9  * by Oracle in the LICENSE file that accompanied this code.
10  *
11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
16  *
17  * You should have received a copy of the GNU General Public License version
18  * 2 along with this work; if not, write to the Free Software Foundation,
19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20  *
21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22  * or visit www.oracle.com if you need additional information or have any
23  * questions.
24  */
25 
26 package sun.nio.ch;
27 
28 import dalvik.system.BlockGuard;
29 import dalvik.system.SocketTagger;
30 
31 import java.io.*;
32 
33 /**
34  * Allows different platforms to call different native methods
35  * for read and write operations.
36  */
37 
38 class SocketDispatcher extends NativeDispatcher
39 {
40 
read(FileDescriptor fd, long address, int len)41     int read(FileDescriptor fd, long address, int len) throws IOException {
42         BlockGuard.getThreadPolicy().onNetwork();
43         return FileDispatcherImpl.read0(fd, address, len);
44     }
45 
readv(FileDescriptor fd, long address, int len)46     long readv(FileDescriptor fd, long address, int len) throws IOException {
47         BlockGuard.getThreadPolicy().onNetwork();
48         return FileDispatcherImpl.readv0(fd, address, len);
49     }
50 
write(FileDescriptor fd, long address, int len)51     int write(FileDescriptor fd, long address, int len) throws IOException {
52         BlockGuard.getThreadPolicy().onNetwork();
53         return FileDispatcherImpl.write0(fd, address, len);
54     }
55 
writev(FileDescriptor fd, long address, int len)56     long writev(FileDescriptor fd, long address, int len) throws IOException {
57         BlockGuard.getThreadPolicy().onNetwork();
58         return FileDispatcherImpl.writev0(fd, address, len);
59     }
60 
close(FileDescriptor fd)61     void close(FileDescriptor fd) throws IOException {
62         FileDispatcherImpl.close0(fd);
63     }
64 
preClose(FileDescriptor fd)65     void preClose(FileDescriptor fd) throws IOException {
66         FileDispatcherImpl.preCloseImpl(fd);
67     }
68 }
69