org.apache.derby.iapi.services.io

Interface FilePermissionService

All Known Implementing Classes:

FilePermissionServiceImpl

interface FilePermissionService

Interface for changing file permissions using the java.nio.file.attribute package that is available on Java 7 and higher. The purpose of this interface is to provide an indirection layer between the FileUtil class and the java.nio.file.attribute package so that FileUtil can be compiled for older platforms than Java 7.

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.

Method Detail

limitAccessToOwner

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

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

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