Package ru.cg.webbpm.modules.security.api.impl.service

Class GroupServiceImpl

java.lang.Object

ru.cg.webbpm.modules.security.api.impl.service.GroupServiceImpl

All Implemented Interfaces:

GroupService

@Service
public class GroupServiceImpl
extends Object
implements GroupService

Author:

Tim Urmancheev

Constructor Summary

Constructors

Constructor	Description
GroupServiceImpl(AccessLevelService accessLevelService, GroupRoleDao groupRoleDao, GroupDao groupDao)	Group service constructor - creates new group service.

Method Summary

Modifier and Type	Method	Description
List<String>	create(List<Group> groups)	Inserts groups with minimal access level into database.
void	delete(Collection<String> groupIds)	Removes groups from database according to collection of group ids.
Group	get(String groupId)	Gets group by group id.
Collection<Group>	get(Collection<String> groupIds)	Gets groups by group ids.
List<Group>	get(LoadOptions options)	Gets groups according to load options.
Group	getByName(String groupName)	Gets group by group name.
List<GroupRole>	getGroupRoleLinks(String groupId, LoadOptions options)	Gets roles by group id with binding timestamp according to load options.
List<Role>	getRoles(String groupId, LoadOptions options)	Gets roles by group id according to load options.
Collection<String>	mapGroupsToIds(Collection<Group> groups)
void	update(Collection<Group> groups)	Updates groups in database.
void	updateRoles(String groupId, Collection<String> addedRoleIds, Collection<String> deletedRoleIds)	Updates roles by group id, added role ids collection and deleted role ids collection.

Methods inherited from class java.lang.Object

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

Methods inherited from interface ru.cg.webbpm.modules.security.api.service.GroupService

create, delete, update

Constructor Details

GroupServiceImpl

@Autowired
public GroupServiceImpl(AccessLevelService accessLevelService,
 GroupRoleDao groupRoleDao,
 GroupDao groupDao)

Group service constructor - creates new group service.

Parameters:

accessLevelService - access level service. Instance of AccessLevelService type.

groupRoleDao - link user group user role data access object. Instance of GroupRoleDao type.

groupDao - user group data access object. Instance of GroupDao type.

Method Details

get

public Group get(String groupId)

Gets group by group id. Checks current user's access level to requested group.

Specified by:

get in interface GroupService

Parameters:

groupId - id of group to receive. Instance of String type.

Returns:

requested group or null if does not exist. Instance of Group type.

See Also:

• AccessLevelService.checkGroupAccessLevelById(String)
• GroupDao.getGroup(String)

get

public List<Group> get(LoadOptions options)

Gets groups according to load options. Filters groups according to current user's access level.

Specified by:

get in interface GroupService

Parameters:

options - indicates load option properties. Instance of LoadOptions type.

Returns:

list of groups. Instance of List type.

See Also:

• AccessLevelService.getCurrentUserAccessLevel()
• GroupDao.getGroups(LoadOptions, short)

get

public Collection<Group> get(Collection<String> groupIds)

Gets groups by group ids. Checks current user's access level to requested groups.

Specified by:

get in interface GroupService

Parameters:

groupIds - group ids of objects to receive. Instance of Collection type.

Returns:

collection of groups. Instance of Collection type.

See Also:

• AccessLevelService.checkGroupAccessLevel(Collection)
• GroupDao.getGroups(Collection)

getByName

public Group getByName(String groupName)

Gets group by group name. Checks current user's access level to requested group.

Specified by:

getByName in interface GroupService

Parameters:

groupName - name of group to receive. Instance of String type.

Returns:

requested group or null if does not exist. Instance of Group type.

See Also:

• AccessLevelService.checkGroupAccessLevel(Group)
• GroupDao.getGroupByName(String)

create

@Transactional
public List<String> create(List<Group> groups)

Inserts groups with minimal access level into database. Group id will be generated if it is null.

Specified by:

create in interface GroupService

Parameters:

groups - groups to add. Instance of List type.

Returns:

list of group ids. Instance of List type.

Throws:

org.springframework.dao.DataAccessException - if any of group names already exists.

See Also:

• AccessLevelService.getMinAccessLevel()
• GroupDao.createGroups(Collection)

update

@Transactional
public void update(Collection<Group> groups)

Updates groups in database. Checks current user's access level to updated groups.

Specified by:

update in interface GroupService

Parameters:

groups - collection of groups to update. Instance of Collection type.

Throws:

org.springframework.dao.DataAccessException - if any of group names already exists.

See Also:

• AccessLevelService.checkGroupAccessLevel(Collection)
• GroupDao.updateGroups(Collection)

mapGroupsToIds

public Collection<String> mapGroupsToIds(Collection<Group> groups)

delete

public void delete(Collection<String> groupIds)

Removes groups from database according to collection of group ids. Checks current user's access level to removed groups.

Specified by:

delete in interface GroupService

Parameters:

groupIds - ids of groups to remove. Instance of Collection type.

Throws:

org.springframework.dao.DataAccessException - if any of groups is used in users.

See Also:

• AccessLevelService.checkGroupsAccessLevelByIds(Collection)
• GroupDao.deleteGroups(Collection)

getRoles

public List<Role> getRoles(String groupId,
 LoadOptions options)

Gets roles by group id according to load options.

Specified by:

getRoles in interface GroupService

Parameters:

groupId - group id of roles to receive. Instance of String type.

options - indicates load options properties. Instance of LoadOptions type.

Returns:

list of roles. Instance of List type.

See Also:

• GroupRoleDao.getGroupRolesByGroupId(LoadOptions, String)

getGroupRoleLinks

public List<GroupRole> getGroupRoleLinks(String groupId,
 LoadOptions options)

Gets roles by group id with binding timestamp according to load options.

Specified by:

getGroupRoleLinks in interface GroupService

Parameters:

groupId - group id of roles to receive. Instance of String type.

options - indicates load options properties. Instance of LoadOptions type.

Returns:

list of group and role links. Instance of List type.

updateRoles

@Transactional
public void updateRoles(String groupId,
 Collection<String> addedRoleIds,
 Collection<String> deletedRoleIds)

Updates roles by group id, added role ids collection and deleted role ids collection. Checks current user's access level to updated group.

Specified by:

updateRoles in interface GroupService

Parameters:

groupId - group id of object to update. Instance of String type.

addedRoleIds - collection of role ids to add. Instance of Collection type.

deletedRoleIds - collection of role ids to remove. Instance of Collection type.

Throws:

org.springframework.dao.DataAccessException - if group already has any of roles.

See Also:

• AccessLevelService.checkGroupAccessLevelById(String)
• GroupRoleDao.createGroupRoles(Collection)
• GroupRoleDao.deleteGroupRoles(String, Collection)
• GroupDao.updateGroupUpdated(String, Timestamp)