Android Open Source - mclib Permission Helper

• Back to Development/api  ↑

From Project

Back to project page mclib.

License

The source code is released under:

Apache License, Version 2.0 FoundationProjectsPeopleGet InvolvedDownloadSupport ApacheHome ? Licenses Apache License Version 2.0, January 2004 http://www.apache.org/licenses/ TERMS AND CONDITION...

Java Source Code

/*
   Copyright 2012 Mikhail Chabanov/* w  w w.java2s .c o m*/

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
 */
package mc.lib.files;

import java.io.IOException;
import java.util.Arrays;

import mc.lib.log.Log;

public class PermissionHelper
{
    private static String LOGTAG = PermissionHelper.class.getSimpleName();

    public static boolean setGroupCanRead(String filePath)
    {
        return setPermissions(640, filePath);
    }

    public static boolean setEveryoneCanRead(String filePath)
    {
        return setPermissions(644, filePath);
    }

    public static boolean setNoneCanRead(String filePath)
    {
        return setPermissions(600, filePath);
    }

    public static boolean setGroupCanWrite(String filePath)
    {
        return setPermissions(660, filePath);
    }

    public static boolean setEveryoneCanWrite(String filePath)
    {
        return setPermissions(666, filePath);
    }

    public static boolean setNoneCanWrite(String filePath)
    {
        return setPermissions(600, filePath);
    }

    public static boolean setPermissions(int permissions, String filePath)
    {
        try
        {
            String[] command = { "chmod", "" + permissions, filePath };
            Log.i(LOGTAG, "Executing " + Arrays.toString(command));
            Process p = Runtime.getRuntime().exec(command);
            int res = p.waitFor();
            if(res != 0)
                return false;
            return true;
        }
        catch(IOException e)
        {
            Log.e(LOGTAG, "Cannot change permissions of file:" + filePath);
        }
        catch(InterruptedException e)
        {
            Log.e(LOGTAG, "Cannot change permissions of file:" + filePath);
        }
        return false;
    }
}

Java Source Code List

• Back to Development/api  ↑