1 /* 2 * Copyright (c) 2008, 2012, 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.fs; 27 28 import java.nio.file.spi.FileSystemProvider; 29 import sun.security.action.GetPropertyAction; 30 31 /** 32 * Creates this platform's default FileSystemProvider. 33 */ 34 35 public class DefaultFileSystemProvider { 36 private DefaultFileSystemProvider() { } 37 38 @SuppressWarnings("unchecked") 39 private static FileSystemProvider createProvider(String cn) { 40 Class<FileSystemProvider> c; 41 try { 42 c = (Class<FileSystemProvider>)Class.forName(cn); 43 } catch (ClassNotFoundException x) { 44 throw new AssertionError(x); 45 } 46 try { 47 return c.newInstance(); 48 } catch (IllegalAccessException | InstantiationException x) { 49 throw new AssertionError(x); 50 } 51 } 52 53 /** 54 * Returns the default FileSystemProvider. 55 */ 56 public static FileSystemProvider create() { 57 String osname = GetPropertyAction.getProperty("os.name"); 58 if (osname.equals("SunOS")) 59 return createProvider("sun.nio.fs.SolarisFileSystemProvider"); 60 if (osname.equals("Linux")) 61 return createProvider("sun.nio.fs.LinuxFileSystemProvider"); 62 if (osname.contains("OS X")) 63 return createProvider("sun.nio.fs.MacOSXFileSystemProvider"); 64 if (osname.equals("AIX")) 65 return createProvider("sun.nio.fs.AixFileSystemProvider"); 66 throw new AssertionError("Platform not recognized"); 67 } 68 }