1/*
2 * Copyright (c) 2004, 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
26package jdk.internal.agent;
27
28import java.io.File;
29import java.io.IOException;
30
31/*
32 * Windows implementation of sun.management.FileSystem
33 */
34public class FileSystemImpl extends FileSystem {
35
36    public boolean supportsFileSecurity(File f) throws IOException {
37        return isSecuritySupported0(f.getAbsolutePath());
38    }
39
40    public boolean isAccessUserOnly(File f) throws IOException {
41        String path = f.getAbsolutePath();
42        if (!isSecuritySupported0(path)) {
43            throw new UnsupportedOperationException("File system does not support file security");
44        }
45        return isAccessUserOnly0(path);
46    }
47
48    // Native methods
49
50    static native void init0();
51
52    static native boolean isSecuritySupported0(String path) throws IOException;
53
54    static native boolean isAccessUserOnly0(String path) throws IOException;
55
56    // Initialization
57
58    static {
59        java.security.AccessController.doPrivileged(
60            new java.security.PrivilegedAction<Void>() {
61                public Void run() {
62                    System.loadLibrary("management_agent");
63                    return null;
64                }
65            });
66        init0();
67    }
68}
69