Package net.sf.basedb.core

Class UserPermissions

java.lang.Object
net.sf.basedb.core.UserPermissions
public class UserPermissions extends Object
This class is used to specify permissions to share an item to users. It is a three-step procedure: Don't forget to commit the transaction.
Version:
2.0
Author:
Nicklas
See Also:
Last modified
$Date: 2010-06-22 14:51:41 +0200 (ti, 22 jun 2010) $

  • Field Details

  • Constructor Details

    • UserPermissions

      public UserPermissions()
      Create a new empty object.

    • UserPermissions

      public UserPermissions(ItemKey itemKey) throws InvalidDataException
      Create a new object, and initialise it with the permissions from a ItemKey.
      Parameters:
      itemKey - The item key from which we take the current permissions
      Throws:
      InvalidDataException - If the item key is null

  • Method Details

    • merge

      public void merge(ItemKey itemKey)
      Merge the permissions for all users from the given item key with the permissions in this object. If the item key contains permissions for a user that already has permissions in this object the permissions are combined (added) to create a new permission.
      Parameters:
      itemKey - An item key (if null, this method simply returns)
      Since:
      2.16

    • setPermissions

      public void setPermissions(User user, Set<Permission> permissions) throws InvalidDataException
      Grant permissions to a user. Use an empty Set or null to remove all permissions for the user.
      Parameters:
      user - The User
      permissions - The permissions to grant
      Throws:
      InvalidDataException - If the user is null
      See Also:

    • addPermissions

      public void addPermissions(User user, Set<Permission> permissions) throws InvalidDataException
      Grant permissions to a user, keeping those that have already been set.
      Parameters:
      user - The User
      permissions - The permissions to grant
      Throws:
      InvalidDataException - If the user is null
      See Also:

    • getPermissions

      public Set<Permission> getPermissions(User user) throws InvalidDataException
      Get the permissions for a user.
      Parameters:
      user - The User for which we want to get the permission
      Returns:
      An Set containing the granted permissions, or an empty set if no permissions have been granted
      Throws:
      InvalidDataException - If the user is null
      See Also:

    • getOriginalPermissions

      public Set<Permission> getOriginalPermissions(User user)
      Get the original permissions for a user if this object was created with the UserPermissions(ItemKey) constructor.
      Parameters:
      user - The User for which we want to get the permission
      Returns:
      An Set containing the original permissions, or an empty set
      Throws:
      InvalidDataException - If the user is null
      Since:
      2.6
      See Also:

    • hasChanged

      public boolean hasChanged(User user)
      Check if the current permissions for the user has been changed from the original permissions. This method will return false if the getPermissions(User) returns a set with the same permissions getOriginalPermissions(User).
      Parameters:
      user - The user to check
      Returns:
      TRUE if the permissions have changed, FALSE otherwise
      Throws:
      InvalidDataException - If the user is null
      Since:
      2.6

    • size

      public int size()
      Get the number of entries.

    • getUserPermissions

      final Map<UserData,Integer> getUserPermissions()
      Get the internal representation of the permissions.

    • getOriginalPermissions

      final Map<UserData,Integer> getOriginalPermissions()
      Get the internal representation of the original permissions.
      Since:
      2.6