src/java.base/linux/classes/sun/nio/fs/LinuxFileSystemProvider.java
changeset 47216 71c04702a3d5
parent 39830 292bdb61fccc
child 49285 4d2e3f5abb48
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.base/linux/classes/sun/nio/fs/LinuxFileSystemProvider.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,112 @@
+/*
+ * Copyright (c) 2008, 2016, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package sun.nio.fs;
+
+import java.nio.file.*;
+import java.nio.file.attribute.*;
+import java.nio.file.spi.FileTypeDetector;
+import java.io.IOException;
+import java.security.AccessController;
+import sun.security.action.GetPropertyAction;
+
+/**
+ * Linux implementation of FileSystemProvider
+ */
+
+public class LinuxFileSystemProvider extends UnixFileSystemProvider {
+    public LinuxFileSystemProvider() {
+        super();
+    }
+
+    @Override
+    LinuxFileSystem newFileSystem(String dir) {
+        return new LinuxFileSystem(this, dir);
+    }
+
+    @Override
+    LinuxFileStore getFileStore(UnixPath path) throws IOException {
+        return new LinuxFileStore(path);
+    }
+
+    @Override
+    @SuppressWarnings("unchecked")
+    public <V extends FileAttributeView> V getFileAttributeView(Path obj,
+                                                                Class<V> type,
+                                                                LinkOption... options)
+    {
+        if (type == DosFileAttributeView.class) {
+            return (V) new LinuxDosFileAttributeView(UnixPath.toUnixPath(obj),
+                                                     Util.followLinks(options));
+        }
+        if (type == UserDefinedFileAttributeView.class) {
+            return (V) new LinuxUserDefinedFileAttributeView(UnixPath.toUnixPath(obj),
+                                                             Util.followLinks(options));
+        }
+        return super.getFileAttributeView(obj, type, options);
+    }
+
+    @Override
+    public DynamicFileAttributeView getFileAttributeView(Path obj,
+                                                         String name,
+                                                         LinkOption... options)
+    {
+        if (name.equals("dos")) {
+            return new LinuxDosFileAttributeView(UnixPath.toUnixPath(obj),
+                                                 Util.followLinks(options));
+        }
+        if (name.equals("user")) {
+            return new LinuxUserDefinedFileAttributeView(UnixPath.toUnixPath(obj),
+                                                         Util.followLinks(options));
+        }
+        return super.getFileAttributeView(obj, name, options);
+    }
+
+    @Override
+    @SuppressWarnings("unchecked")
+    public <A extends BasicFileAttributes> A readAttributes(Path file,
+                                                            Class<A> type,
+                                                            LinkOption... options)
+        throws IOException
+    {
+        if (type == DosFileAttributes.class) {
+            DosFileAttributeView view =
+                getFileAttributeView(file, DosFileAttributeView.class, options);
+            return (A) view.readAttributes();
+        } else {
+            return super.readAttributes(file, type, options);
+        }
+    }
+
+    @Override
+    FileTypeDetector getFileTypeDetector() {
+        String userHome = GetPropertyAction.privilegedGetProperty("user.home");
+        Path userMimeTypes = Paths.get(userHome, ".mime.types");
+        Path etcMimeTypes = Paths.get("/etc/mime.types");
+
+        return chain(new MimeTypesFileTypeDetector(userMimeTypes),
+                     new MimeTypesFileTypeDetector(etcMimeTypes));
+    }
+}