edu.umass.cs.surveyman.qc

Class Interpreter

java.lang.Object

edu.umass.cs.surveyman.qc.Interpreter

public class Interpreter
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
Survey	survey

Constructor Summary

Constructors

Constructor and Description
Interpreter(Survey survey) Constructs an interpreter for a given survey.

Method Summary

Methods

Modifier and Type	Method and Description
void	answer(Question q, List<SurveyDatum> aList) Answers question q with some list of answers.
Question	getNextQuestion() Returns the next question, according to the status of the interpreter.
SurveyResponse	getResponse() Returns an empty survey response.
static Map<Boolean,List<Block>>	partitionBlocks(Survey survey) Partitions the top-level blocks in the survey into those that are floating and those that are static.
boolean	terminated() Indicates whether we have reached a terminal node in the survey graph.

Methods inherited from class java.lang.Object

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

Field Detail

survey

public Survey survey

Constructor Detail

Interpreter

public Interpreter(Survey survey)

Constructs an interpreter for a given survey.

Parameters:

survey - The survey we would like a respondent to take.

Method Detail

getResponse

public SurveyResponse getResponse()
                           throws SurveyException

Returns an empty survey response.

Returns:

SurveyResponse object.

Throws:

SurveyException

answer

public void answer(Question q,
          List<SurveyDatum> aList)
            throws SurveyException

Answers question q with some list of answers.

Parameters:

q - Question of interest.

aList - List of components (i.e., valid answer(s) to the input question) .

Throws:

SurveyException

getNextQuestion

public Question getNextQuestion()
                         throws SurveyException

Returns the next question, according to the status of the interpreter.

Returns:

The next question that needs to be answered.

Throws:

SurveyException

terminated

public boolean terminated()

Indicates whether we have reached a terminal node in the survey graph.

Returns:

boolean indicating whether we've reached a terminal node.

partitionBlocks

public static Map<Boolean,List<Block>> partitionBlocks(Survey survey)

Partitions the top-level blocks in the survey into those that are floating and those that are static. Values at key Boolean.TRUE are floating; values are Boolean.FALSE are static.

Parameters:

survey - The survey whose top-level blocks we want to partition.

Returns:

The partition.