org.apache.derby.iapi.services.io

Class FilePermissionServiceImpl

java.lang.Object

org.apache.derby.iapi.services.io.FilePermissionServiceImpl

All Implemented Interfaces:

FilePermissionService

final class FilePermissionServiceImpl
extends java.lang.Object
implements FilePermissionService

Class that limits file permissions using a PosixFileAttributeView or an AclFileAttributeView.

For use by FileUtil.limitAccessToOwner(File).

Constructor Summary

Constructors

Constructor and Description
FilePermissionServiceImpl()

Method Summary

Modifier and Type	Method and Description
boolean	limitAccessToOwner(java.io.File file) Change the permissions of a file so that only the owner can access it.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FilePermissionServiceImpl

FilePermissionServiceImpl()

Method Detail

limitAccessToOwner

public boolean limitAccessToOwner(java.io.File file)
                           throws java.io.IOException

Description copied from interface: FilePermissionService

Change the permissions of a file so that only the owner can access it.

Specified by:

limitAccessToOwner in interface FilePermissionService

Parameters:

file - the file whose permissions should be changed

Returns:

true if the permissions were successfully changed, or false if the implementation does not support changing permissions on this file system

Throws:

java.io.IOException - if an error happens when changing the permissions