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 

    26 package jdk.internal.agent;

    27 

    28 import java.io.File;

    29 import java.io.IOException;

    30 

    31 /*

    32  * Windows implementation of sun.management.FileSystem

    33  */

    34 public 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 }