All Known Implementing Classes:

DefaultMembershipCache
```
public interface MembershipCache
```

Method Summary

All Methods Instance Methods Abstract Methods Deprecated Methods
Modifier and Type	Method	Description
`List<String>`	`getGroupsForGroup(long directoryId, String groupName)`	Deprecated. since 7.3 Use `getGroupsForGroup(long, String, Supplier)`
`List<String>`	`getGroupsForGroup(long directoryId, String groupName, Supplier<List<String>> valueSupplier)`	Returns the list of groups names which the named group is a member of in the specified directory.
`List<String>`	`getGroupsForUser(long directoryId, String userName, Supplier<List<String>> valueSupplier)`	Returns the list of groups names which the named user is a member of in the specified directory.
`boolean`	`isGroupDirectMember(long directoryId, String childGroupName, String parentGroupName, Supplier<Iterable<String>> groupMembershipSupplier)`	Returns `true` if the parentGroupName is in the cached list of parents of the child group, `false` if parentGroupName is not in the list,.
`boolean`	`isUserDirectMember(long directoryId, String userName, String groupName, Supplier<Iterable<String>> groupMembershipSupplier)`	Returns `true` if the groupName is in the cached list of parents of the user, `false` if groupName is not in the list.
`void`	`removeAllDirectoryMemberships(long directoryId)`	Removes any entries in the cache which relate to the specified directory.
`void`	`removeAllGroupMemberships(long directoryId, String groupName)`	Removes any entries in the cache which contain the groupName in the specified directory.
`void`	`removeAllUserMemberships(long directoryId, String userName)`	Removes any entries in the cache which contain the userName in the specified directory.
`void`	`removeGroupGroupMemberships(long directoryId, String groupName)`	Removes any cached list of group names which are members of the named group in the specified directory.
`void`	`removeUserGroupMemberships(long directoryId, String userName)`	Removes any cached list of user names which are members of the named group in the specified directory.

- Method Detail
  - isUserDirectMember
```
boolean isUserDirectMember(long directoryId,
                           String userName,
                           String groupName,
                           Supplier<Iterable<String>> groupMembershipSupplier)
```
    Returns true if the groupName is in the cached list of parents of the user, false if groupName is not in the list.
    
    Parameters:
    
    groupMembershipSupplier - a Supplier of group names for the user, if not already present in the cache
    
    Since:
    
    7.3
  - isGroupDirectMember
```
boolean isGroupDirectMember(long directoryId,
                            String childGroupName,
                            String parentGroupName,
                            Supplier<Iterable<String>> groupMembershipSupplier)
```
    Returns true if the parentGroupName is in the cached list of parents of the child group, false if parentGroupName is not in the list,.
    
    Parameters:
    
    groupMembershipSupplier - a Supplier of parent group names for the group, if not already present in the cache
    
    Since:
    
    7.3
  - getGroupsForUser
```
List<String> getGroupsForUser(long directoryId,
                              String userName,
                              Supplier<List<String>> valueSupplier)
```
    Returns the list of groups names which the named user is a member of in the specified directory.
    
    Parameters:
    
    valueSupplier - a Supplier of group names for the user, if not already present in the cache
    
    Since:
    
    7.3
  - getGroupsForGroup
```
@Deprecated
List<String> getGroupsForGroup(long directoryId,
                               String groupName)
```
    Deprecated.
    since 7.3 Use getGroupsForGroup(long, String, Supplier)
    
    Returns the list of groups names which the named group is a member of in the specified directory. or null if there is no cached list.
  - getGroupsForGroup
```
List<String> getGroupsForGroup(long directoryId,
                               String groupName,
                               Supplier<List<String>> valueSupplier)
```
    Returns the list of groups names which the named group is a member of in the specified directory.
    
    Parameters:
    
    valueSupplier - a Supplier of the parent groups of the child group, if not already present in the cache.
    
    Since:
    
    7.3
  - removeUserGroupMemberships
```
void removeUserGroupMemberships(long directoryId,
                                String userName)
```
    Removes any cached list of user names which are members of the named group in the specified directory. Does nothing if there is no corresponding entry in the cache.
  - removeGroupGroupMemberships
```
void removeGroupGroupMemberships(long directoryId,
                                 String groupName)
```
    Removes any cached list of group names which are members of the named group in the specified directory. Does nothing if there is no corresponding entry in the cache.
  - removeAllUserMemberships
```
void removeAllUserMemberships(long directoryId,
                              String userName)
```
    Removes any entries in the cache which contain the userName in the specified directory.
    This can be a slow operation if the cache is large. This is a trade-off of the cache design, which is optimised for fast retrieval of all parent groups of a user or group.
    Removes any GROUPS_FOR_USER entry in this cache if it contains this group.
  - removeAllGroupMemberships
```
void removeAllGroupMemberships(long directoryId,
                               String groupName)
```
    Removes any entries in the cache which contain the groupName in the specified directory.
    This can be a slow operation if the cache is large. This is a trade-off of the cache design, which is optimised for fast retrieval of all parent groups of a user or group.
    Removes any GROUPS_FOR_GROUP entry in this cache for the passed in group. Removes any GROUPS_FOR_USER entry in this cache if it contains this group.
  - removeAllDirectoryMemberships
```
void removeAllDirectoryMemberships(long directoryId)
```
    Removes any entries in the cache which relate to the specified directory.
    This can be a slow operation if the cache is large. This is a trade-off of the cache design, which is optimised for fast retrieval of all parent groups of a user or group.

Interface MembershipCache

Method Summary

Method Detail

isUserDirectMember

isGroupDirectMember

getGroupsForUser

getGroupsForGroup

getGroupsForGroup

removeUserGroupMemberships

removeGroupGroupMemberships

removeAllUserMemberships

removeAllGroupMemberships

removeAllDirectoryMemberships