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 30 import java.io.*; 31 32 /** 33 * Allows different platforms to call different native methods 34 * for read and write operations. 35 */ 36 37 class SocketDispatcher extends NativeDispatcher 38 { 39 read(FileDescriptor fd, long address, int len)40 int read(FileDescriptor fd, long address, int len) throws IOException { 41 // Android-added: BlockGuard support. 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 // Android-added: BlockGuard support. 48 BlockGuard.getThreadPolicy().onNetwork(); 49 return FileDispatcherImpl.readv0(fd, address, len); 50 } 51 write(FileDescriptor fd, long address, int len)52 int write(FileDescriptor fd, long address, int len) throws IOException { 53 // Android-added: BlockGuard support. 54 BlockGuard.getThreadPolicy().onNetwork(); 55 return FileDispatcherImpl.write0(fd, address, len); 56 } 57 writev(FileDescriptor fd, long address, int len)58 long writev(FileDescriptor fd, long address, int len) throws IOException { 59 // Android-added: BlockGuard support. 60 BlockGuard.getThreadPolicy().onNetwork(); 61 return FileDispatcherImpl.writev0(fd, address, len); 62 } 63 close(FileDescriptor fd)64 void close(FileDescriptor fd) throws IOException { 65 FileDispatcherImpl.close0(fd); 66 } 67 preClose(FileDescriptor fd)68 void preClose(FileDescriptor fd) throws IOException { 69 FileDispatcherImpl.preClose0(fd); 70 } 71 } 72