1 /* |
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2 * Copyright (c) 2008, 2012, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 package sun.nio.fs; |
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27 |
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28 import java.nio.file.spi.FileSystemProvider; |
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29 import sun.security.action.GetPropertyAction; |
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30 |
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31 /** |
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32 * Creates this platform's default FileSystemProvider. |
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33 */ |
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34 |
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35 public class DefaultFileSystemProvider { |
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36 private DefaultFileSystemProvider() { } |
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37 |
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38 @SuppressWarnings("unchecked") |
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39 private static FileSystemProvider createProvider(String cn) { |
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40 Class<FileSystemProvider> c; |
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41 try { |
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42 c = (Class<FileSystemProvider>)Class.forName(cn); |
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43 } catch (ClassNotFoundException x) { |
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44 throw new AssertionError(x); |
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45 } |
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46 try { |
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47 @SuppressWarnings("deprecation") |
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48 FileSystemProvider result = c.newInstance(); |
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49 return result; |
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50 } catch (IllegalAccessException | InstantiationException x) { |
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51 throw new AssertionError(x); |
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52 } |
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53 } |
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54 |
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55 /** |
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56 * Returns the default FileSystemProvider. |
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57 */ |
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58 public static FileSystemProvider create() { |
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59 String osname = GetPropertyAction.privilegedGetProperty("os.name"); |
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60 if (osname.equals("SunOS")) |
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61 return createProvider("sun.nio.fs.SolarisFileSystemProvider"); |
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62 if (osname.equals("Linux")) |
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63 return createProvider("sun.nio.fs.LinuxFileSystemProvider"); |
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64 if (osname.contains("OS X")) |
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65 return createProvider("sun.nio.fs.MacOSXFileSystemProvider"); |
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66 if (osname.equals("AIX")) |
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67 return createProvider("sun.nio.fs.AixFileSystemProvider"); |
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68 throw new AssertionError("Platform not recognized"); |
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69 } |
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70 } |
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