Interface PollsHierarchyDesignSession

All Superinterfaces:

AutoCloseable, Closeable, OsidSession, OsidSession

public interface PollsHierarchyDesignSession
extends OsidSession

This session defines methods for managing a hierarchy of Polls objects. Each node in the hierarchy is a unique Polls.

Like all OsidSessions, PollsHierarchyDesignSessions are dedicated to single processing threads and a single authenticated user.

Method Summary

Modifier and Type	Method	Description
void	addChildPolls(Id pollsId, Id childId)	Adds a child to a polls.
void	addRootPolls(Id pollsId)	Adds a root polls.
boolean	canModifyPollsHierarchy()	Tests if this user can change the hierarchy.
Hierarchy	getPollsHierarchy()	Gets the hierarchy associated with this session.
Id	getPollsHierarchyId()	Gets the hierarchy Id associated with this session.
void	removeChildPolls(Id pollsId)	Removes all children from a polls.
void	removeChildPolls(Id pollsId, Id childId)	Removes a child from a polls.
void	removeRootPolls(Id pollsId)	Removes a root polls.

Methods inherited from interface Closeable

close

Methods inherited from interface OsidSession

close

Methods inherited from interface OsidSession

getAuthenticatedAgent, getAuthenticatedAgentId, getClockRate, getDate, getEffectiveAgent, getEffectiveAgentId, getFormatTypes, getLocales, isAuthenticated, startTransaction, supportsTransactions

Method Details

getPollsHierarchyId

Id getPollsHierarchyId()

Gets the hierarchy Id associated with this session.

Returns:

the hierarchy Id associated with this session

Compliance:

mandatory - This method must be implemented.

getPollsHierarchy

Hierarchy getPollsHierarchy()
                     throws OperationFailedException,
PermissionDeniedException

Gets the hierarchy associated with this session.

Returns:

the hierarchy associated with this session

Throws:

OperationFailedException - unable to complete request

PermissionDeniedException - authorization failure

Compliance:

mandatory - This method must be implemented.

canModifyPollsHierarchy

boolean canModifyPollsHierarchy()

Tests if this user can change the hierarchy. A return of true does not guarantee successful authorization. A return of false indicates that it is known performing any update will result in a PERMISSION_DENIED. This is intended as a hint to an application that may opt not to offer these operations to an unauthorized user.

Returns:

false if changing this hierarchy is not authorized, true otherwise

Compliance:

mandatory - This method must be implemented.

addRootPolls

void addRootPolls(Id pollsId)
           throws AlreadyExistsException,
NotFoundException,
OperationFailedException,
PermissionDeniedException

Adds a root polls.

Parameters:

pollsId - the Id of a polls

Throws:

AlreadyExistsException - pollsId is already in hierarchy

NotFoundException - pollsId not found

NullArgumentException - pollsId is null

OperationFailedException - unable to complete request

PermissionDeniedException - authorization failure

Compliance:

mandatory - This method must be implemented.

removeRootPolls

void removeRootPolls(Id pollsId)
              throws NotFoundException,
OperationFailedException,
PermissionDeniedException

Removes a root polls.

Parameters:

pollsId - the Id of a polls

Throws:

NotFoundException - pollsId not a root

NullArgumentException - pollsId is null

OperationFailedException - unable to complete request

PermissionDeniedException - authorization failure

Compliance:

mandatory - This method must be implemented.

addChildPolls

void addChildPolls(Id pollsId,
 Id childId)
            throws AlreadyExistsException,
NotFoundException,
OperationFailedException,
PermissionDeniedException

Adds a child to a polls.

Parameters:

pollsId - the Id of a polls

childId - the Id of the new child

Throws:

AlreadyExistsException - pollsId is already a parent of childId

NotFoundException - pollsId or childId not found

NullArgumentException - pollsId or childId is null

OperationFailedException - unable to complete request

PermissionDeniedException - authorization failure

Compliance:

mandatory - This method must be implemented.

removeChildPolls

void removeChildPolls(Id pollsId,
 Id childId)
               throws NotFoundException,
OperationFailedException,
PermissionDeniedException

Removes a child from a polls.

Parameters:

pollsId - the Id of a polls

childId - the Id of the new child

Throws:

NotFoundException - pollsId not a parent of childId

NullArgumentException - pollsId or childId is null

OperationFailedException - unable to complete request

PermissionDeniedException - authorization failure

Compliance:

mandatory - This method must be implemented.

removeChildPolls

void removeChildPolls(Id pollsId)
               throws NotFoundException,
OperationFailedException,
PermissionDeniedException

Removes all children from a polls.

Parameters:

pollsId - the Id of a polls

Throws:

NotFoundException - pollsId not in hierarchy

NullArgumentException - pollsId is null

OperationFailedException - unable to complete request

PermissionDeniedException - authorization failure

Compliance:

mandatory - This method must be implemented.