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/*
* Copyright 2020 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.keycloak.models;
import org.keycloak.provider.Provider;
import org.keycloak.storage.group.GroupLookupProvider;
import java.util.stream.Stream;
/**
*
* Provider of group records
* @author mhajas
*
*/
public interface GroupProvider extends Provider, GroupLookupProvider {
/**
* Returns groups for the given realm.
*
* @param realm Realm.
* @return Stream of groups in the Realm.
*/
Stream getGroupsStream(RealmModel realm);
/**
* Returns a stream of groups with given ids.
* Effectively the same as {@code getGroupsStream(realm, ids, null, null, null)}.
*
* @param realm Realm.
* @param ids Stream of ids.
* @return Stream of GroupModels with the specified ids
*/
default Stream getGroupsStream(RealmModel realm, Stream ids) {
return getGroupsStream(realm, ids, null, null, null);
}
/**
* Returns a paginated stream of groups with given ids and given search value in group names.
*
* @param realm Realm.
* @param ids Stream of ids.
* @param search Case insensitive string which will be searched for. Ignored if null.
* @param first Index of the first result to return. Ignored if negative or {@code null}.
* @param max Maximum number of results to return. Ignored if negative or {@code null}.
* @return Stream of desired groups. Never returns {@code null}.
*/
Stream getGroupsStream(RealmModel realm, Stream ids, String search, Integer first, Integer max);
/**
* Returns a paginated stream of groups with given ids.
* Effectively the same as {@code getGroupsStream(realm, ids, null, first, max)}.
*
* @param realm Realm.
* @param ids Stream of ids.
* @param first Index of the first result to return. Ignored if negative or {@code null}.
* @param max Maximum number of results to return. Ignored if negative or {@code null}.
* @return Stream of GroupModels with the specified ids
*/
default Stream getGroupsStream(RealmModel realm, Stream ids, Integer first, Integer max) {
return getGroupsStream(realm, ids, null, first, max);
}
/**
* Returns a number of groups that contains the search string in the name
*
* @param realm Realm.
* @param ids List of ids.
* @param search Case insensitive string which will be searched for. Ignored if null.
* @return Number of groups.
*/
default Long getGroupsCount(RealmModel realm, Stream ids, String search) {
return getGroupsStream(realm, ids, search, null, null).count();
}
/**
* Returns a number of groups/top level groups (i.e. groups without parent group) for the given realm.
*
* @param realm Realm.
* @param onlyTopGroups When true the function returns a count of top level groups only.
* @return Number of groups/top level groups.
*/
Long getGroupsCount(RealmModel realm, Boolean onlyTopGroups);
/**
* Returns the number of top level groups containing groups with the given string in name for the given realm.
*
* @param realm Realm.
* @param search Case insensitive string which will be searched for.
* @return Number of groups with the given string in its name.
*/
Long getGroupsCountByNameContaining(RealmModel realm, String search);
/**
* Returns groups with the given role in the given realm.
*
* @param realm Realm.
* @param role Role.
* @param firstResult First result to return. Ignored if negative or {@code null}.
* @param maxResults Maximum number of results to return. Ignored if negative or {@code null}.
* @return Stream of groups with the given role. Never returns {@code null}.
*/
Stream getGroupsByRoleStream(RealmModel realm, RoleModel role, Integer firstResult, Integer maxResults);
/**
* Returns all top level groups (i.e. groups without parent group) for the given realm.
*
* @param realm Realm.
* @return Stream of all top level groups in the realm. Never returns {@code null}.
*/
default Stream getTopLevelGroupsStream(RealmModel realm) {
return getTopLevelGroupsStream(realm, "", false, null, null);
}
/**
* Returns top level groups (i.e. groups without parent group) for the given realm.
*
* @param realm Realm.
* @param firstResult First result to return. Ignored if negative or {@code null}.
* @param maxResults Maximum number of results to return. Ignored if negative or {@code null}.
* @return Stream of top level groups in the realm. Never returns {@code null}.
*/
default Stream getTopLevelGroupsStream(RealmModel realm, Integer firstResult, Integer maxResults) {
return getTopLevelGroupsStream(realm, "", false, firstResult, maxResults);
}
/**
* Returns top level groups (i.e. groups without parent group) for the given realm.
*
* @param realm Realm.
* @param firstResult First result to return. Ignored if negative or {@code null}.
* @param maxResults Maximum number of results to return. Ignored if negative or {@code null}.
* @param search The name that should be matched
* @return Stream of top level groups in the realm. Never returns {@code null}.
*/
Stream getTopLevelGroupsStream(RealmModel realm, String search, Boolean exact, Integer firstResult, Integer maxResults);
/**
* Creates a new group with the given name in the given realm.
* Effectively the same as {@code createGroup(realm, null, name, null)}.
*
* @param realm Realm.
* @param name Name.
* @throws ModelDuplicateException If there is already a top-level group with the given name
* @return Model of the created group.
*/
default GroupModel createGroup(RealmModel realm, String name) {
return createGroup(realm, null, name, null);
}
/**
* Creates a new group with the given id and name in the given realm.
* Effectively the same as {@code createGroup(realm, id, name, null)}
*
* @param realm Realm.
* @param id Id.
* @param name Name.
* @throws ModelDuplicateException If a group with given id already exists or there is a top-level group with the given name
* @return Model of the created group
*/
default GroupModel createGroup(RealmModel realm, String id, String name) {
return createGroup(realm, id, name, null);
}
/**
* Creates a new group with the given name and parent to the given realm.
* Effectively the same as {@code createGroup(realm, null, name, toParent)}.
*
* @param realm Realm.
* @param name Name.
* @param toParent Parent group.
* @throws ModelDuplicateException If the toParent group already has a subgroup with the given name
* @return Model of the created group.
*/
default GroupModel createGroup(RealmModel realm, String name, GroupModel toParent) {
return createGroup(realm, null, name, toParent);
}
/**
* Creates a new group with the given name, id, name and parent to the given realm.
*
* @param realm Realm.
* @param id Id, will be generated if {@code null}.
* @param name Name.
* @param toParent Parent group, or {@code null} if the group is top level group
* @throws ModelDuplicateException If a group with the given id already exists or the toParent group has a subgroup with the given name
* @return Model of the created group
*/
GroupModel createGroup(RealmModel realm, String id, String name, GroupModel toParent);
/**
* Removes the given group for the given realm.
*
* @param realm Realm.
* @param group Group.
* @return true if the group was removed, false if group doesn't exist or doesn't belong to the given realm
*/
boolean removeGroup(RealmModel realm, GroupModel group);
/**
* This method is used for moving groups in group structure, for example:
*
*
making an existing child group child group of some other group,
*
setting a top level group (i.e. group without parent group) child of some group,
*
making a child group top level group (i.e. removing its parent group).
*
*
* @param realm Realm owning this group.
* @param group Group to update.
* @param toParent New parent group, or {@code null} if we are moving the group to top level group.
* @throws ModelDuplicateException If there is already a group with group.name under the toParent group (or top-level if toParent is null)
*/
void moveGroup(RealmModel realm, GroupModel group, GroupModel toParent);
/**
* Removes parent group for the given group in the given realm.
*
* @param realm Realm.
* @param subGroup Group.
* @throws ModelDuplicateException If there is already a top level group name with the same name
*/
void addTopLevelGroup(RealmModel realm, GroupModel subGroup);
}
