Package org.cyclos.impl.users

Class GroupListView<T extends BasicGroup,VO extends BasicGroupVO>

java.lang.Object

org.cyclos.impl.users.GroupListView<T,VO>

Type Parameters:

T - the type of the groups contained in this list

VO - the type of the elements in the sorted hierarchy

All Implemented Interfaces:

Iterable<T>

public class GroupListView<T extends BasicGroup,VO extends BasicGroupVO>
extends Object
implements Iterable<T>

View for a set of groups. The contained items or a sorted hierarchy can be obtained from this class.

Method Summary

Modifier and Type	Method	Description
void	check(Collection<BasicGroupVO> selection)	Ensure all groups in the given selection are contained in the group list.
boolean	containsAny(BasicGroup... elements)	Returns true if this view contains at least on of the given elements.
Set<VO>	defaultFilter()
boolean	isEmpty()
boolean	isNotEmpty()
Set<T>	items()
Iterator<T>	iterator()
static <T extends BasicGroup,VO extends BasicGroupVO> GroupListView<T,VO>	of(GroupsHandlerInternal groupsHandler, boolean overBrokered, Set<T> groups)	Factory method.
List<VO>	sorted()
Stream<T>	stream()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Method Detail

of

public static <T extends BasicGroup,VO extends BasicGroupVO> GroupListView<T,VO> of(GroupsHandlerInternal groupsHandler,
                                                                                                boolean overBrokered,
                                                                                                Set<T> groups)

Factory method. The set of groups must be already flattened (i.e including the groups if necessary)

check

public void check(Collection<BasicGroupVO> selection)
           throws PermissionDeniedException

Ensure all groups in the given selection are contained in the group list. If the list and the selected are both empty then it returns silently. This method must be used in the security layer to check the group filters used in a query.

Throws:

PermissionDeniedException - if at least one selected groups is not contained in the list.

containsAny

public boolean containsAny(BasicGroup... elements)

Returns true if this view contains at least on of the given elements.

defaultFilter

public Set<VO> defaultFilter()

isEmpty

public boolean isEmpty()

isNotEmpty

public boolean isNotEmpty()

items

public Set<T> items()

iterator

public Iterator<T> iterator()

Specified by:

iterator in interface Iterable<T extends BasicGroup>

sorted

public List<VO> sorted()

stream

public Stream<T> stream()