org.osid.assessment

Interface Item

All Superinterfaces:

Browsable, Extensible, Identifiable, OsidObject

public interface Item
extends OsidObject

An Item represents an individual assessment item such as a question. Like all OSID objects, a Item is identified by its Id and any persisted references should use the Id.

An Item is composed of a Question and an Answer.

Method Summary

Methods

Modifier and Type	Method and Description
IdList	getAnswerIds() Gets the Ids of the answers.
AnswerList	getAnswers() Gets the answers.
ItemRecord	getItemRecord(Type itemRecordType) Gets the item record corresponding to the given Item record Type .
IdList	getLearningObjectiveIds() Gets the Ids of any Objectives corresponding to this item.
ObjectiveList	getLearningObjectives() Gets the any Objectives corresponding to this item.
Question	getQuestion() Gets the question.
Id	getQuestionId() Gets the Id of the Question .

Methods inherited from interface org.osid.OsidObject

getDescription, getDisplayName, getGenusType, isOfGenusType

Methods inherited from interface org.osid.Identifiable

getId, isCurrent

Methods inherited from interface org.osid.Extensible

getRecordTypes, hasRecordType

Methods inherited from interface org.osid.Browsable

getProperties, getPropertiesByRecordType

Method Detail

getLearningObjectiveIds

IdList getLearningObjectiveIds()

Gets the Ids of any Objectives corresponding to this item.

Returns:

the learning objective Ids

Compliance:

mandatory - This method must be implemented.

getLearningObjectives

ObjectiveList getLearningObjectives()
                                    throws OperationFailedException

Gets the any Objectives corresponding to this item.

Returns:

the learning objectives

Throws:

OperationFailedException - unable to complete request

Compliance:

mandatory - This method must be implemented.

getQuestionId

Id getQuestionId()

Gets the Id of the Question .

Returns:

the question Id

Compliance:

mandatory - This method must be implemented.

getQuestion

Question getQuestion()
                     throws OperationFailedException

Gets the question.

Returns:

the question

Throws:

OperationFailedException - unable to complete request

Compliance:

mandatory - This method must be implemented.

getAnswerIds

IdList getAnswerIds()

Gets the Ids of the answers. Questions may have more than one acceptable answer.

Returns:

the answer Ids

Compliance:

mandatory - This method must be implemented.

getAnswers

AnswerList getAnswers()
                      throws OperationFailedException

Gets the answers.

Returns:

the answers

Throws:

OperationFailedException - unable to complete request

Compliance:

mandatory - This method must be implemented.

getItemRecord

ItemRecord getItemRecord(Type itemRecordType)
                         throws OperationFailedException

Gets the item record corresponding to the given Item record Type . This method is used to retrieve an object implementing the requested records. The itemRecordType may be the Type returned in getRecordTypes() or any of its parents in a Type hierarchy where hasRecordType(itemRecordType) is true .

Parameters:

itemRecordType - the type of the record to retrieve

Returns:

the item record

Throws:

NullArgumentException - itemRecordType is null

OperationFailedException - unable to complete request

UnsupportedException - hasRecordType(itemRecordType) is false

Compliance:

mandatory - This method must be implemented.