/**
 * Try to return the absolute file path from the given Uri
 *
 * @param context
 * @param uri
 * @return the file path or null
 */
public static String getRealFilePath( final Context context, final Uri uri ) {
    if ( null == uri ) return null;
    final String scheme = uri.getScheme();
    String data = null
 
;
    if ( scheme == null )
        data = uri.getPath();
    else if ( ContentResolver.SCHEME_FILE.equals( scheme ) ) {
        data = uri.getPath();
    } else if ( ContentResolver.SCHEME_CONTENT.equals( scheme ) ) {
        Cursor cursor = context.getContentResolver().query( uri, new String[] { ImageColumns.DATA }, null
 
, null, null );
        if ( null != cursor ) {
            if ( cursor.moveToFirst() ) {
                int index = cursor.getColumnIndex( ImageColumns.DATA );
                if ( index > -1 ) {
                    data = cursor.getString( index );
                }
            }
            cursor.close();
        }
    }
    return
 
 data;
}