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com.RuntimeCollective.questionnaire.bean
Class XInManyStringsQuestion  

java.lang.Object
  com.RuntimeCollective.questionnaire.bean.SimpleQuestion
      com.RuntimeCollective.questionnaire.bean.XInManyStringsQuestion

All Implemented Interfaces:

com.RuntimeCollective.webapps.bean.EntityBean, Question, java.io.Serializable

Direct Known Subclasses:

ManyInManyStringsQuestion, OneInManyStringsQuestion

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public abstract class XInManyStringsQuestion

extends SimpleQuestion

Common superclass for OneInManyStringsQuestion and ManyInManyStringsQuestion - contains methods useful for both.

Version:

$Id: XInManyStringsQuestion.java,v 1.8 2003/09/30 15:12:53 joe Exp $

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Field Summary
java.lang.String	CHOICES_TABLE           Filled in by subclasses by the setDatabaseParticulars() method
java.lang.String	DATABASE_ID           Filled in by subclasses by the setDatabaseParticulars() method
java.lang.String	DATABASE_KEY           Filled in by subclasses by the setDatabaseParticulars() method
static java.lang.String	DATABASE_TABLE           The name of the database table for this bean type.
(package private)  java.util.Vector	DisplayTexts
(package private)  java.util.Vector	Keys           The Keys and DisplayTexts
java.lang.String	REAL_DATABASE_TABLE           Filled in by subclasses by the setDatabaseParticulars() method

 

Fields inherited from class com.RuntimeCollective.questionnaire.bean.SimpleQuestion

Description, id, Name, QuestionnaireId

 

Fields inherited from interface com.RuntimeCollective.webapps.bean.EntityBean

INTERFACE_BEAN, NULL_ID

 

Constructor Summary

XInManyStringsQuestion()           Construct a new blank XInManyStringsQuestion, giving it a new unique ID.

XInManyStringsQuestion(int id)           Get a current XInManyStringsQuestion from the RuntimeDataSource, given an id.

 

Method Summary
void	addChoice(java.lang.String displayText)           Add a Choice to this Question, generates a new key on the way
void	addChoice(java.lang.String key, java.lang.String displayText)           Add a Choice to this Question
void	delete()           Delete this bean from the database.
java.lang.String	getDisplayText(int position)           Get a DisplayText from this Question
java.util.Iterator	getDisplayTexts()           Get all DisplayTexts from this Question
int	getIndexOfKey(java.lang.String key)           Get the (first) index of a Key in this Question
java.lang.String	getKey(int position)           Get a Key from this Question
java.util.Iterator	getKeys()           Get all Keys from this Question
abstract  boolean	isAnswerValid(java.lang.Object answer)           Check the validity of a raw Object answer for this Question.
boolean	isNewChoiceValid(java.lang.String choice)           Check the validity of a new choice (as in, before actually adding it).
abstract  Answer	makeNewAnswer(java.lang.Object answer)           Make a new Answer to this Question, based on a row answer Object.
void	removeChoice(java.lang.String key)           Remove a Choice from this Question
boolean	removeChoiceIfNoVotes(java.lang.String key)           Remove a choice from this question only if no votes have been cast in the overall questionnaire
void	save()           Save this bean to the database.
protected abstract  void	setDatabaseParticulars()           Subclasses must use this method to set the values of REAL_DATABASE_TABLE, CHOICES_TABLE, DATABASE_ID, and DATABASE_KEY, as used by the constructors and save/delete methods.
void	setDisplayText(int position, java.lang.String displayText)           Set a DisplayText in this Question
void	setKey(int position, java.lang.String key)           Set a Key in this Question

 

Methods inherited from class com.RuntimeCollective.questionnaire.bean.SimpleQuestion

getDescription, getId, getName, getQuestionnaire, setDescription, setId, setName, setQuestionnaire

 

Methods inherited from class java.lang.Object

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

 

Field Detail

DATABASE_TABLE

public static java.lang.String DATABASE_TABLE

The name of the database table for this bean type.

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REAL_DATABASE_TABLE

public java.lang.String REAL_DATABASE_TABLE

Filled in by subclasses by the setDatabaseParticulars() method

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CHOICES_TABLE

public java.lang.String CHOICES_TABLE

Filled in by subclasses by the setDatabaseParticulars() method

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DATABASE_ID

public java.lang.String DATABASE_ID

Filled in by subclasses by the setDatabaseParticulars() method

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DATABASE_KEY

public java.lang.String DATABASE_KEY

Filled in by subclasses by the setDatabaseParticulars() method

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Keys

java.util.Vector Keys

The Keys and DisplayTexts

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DisplayTexts

java.util.Vector DisplayTexts

Constructor Detail

XInManyStringsQuestion

public XInManyStringsQuestion()

Construct a new blank XInManyStringsQuestion, giving it a new unique ID.

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XInManyStringsQuestion

public XInManyStringsQuestion(int id)

Get a current XInManyStringsQuestion from the RuntimeDataSource, given an id.

Method Detail

save

public void save()

Save this bean to the database.

Specified by:

save in interface Question

Overrides:

save in class SimpleQuestion

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delete

public void delete()

Delete this bean from the database.

Specified by:

delete in interface Question

Overrides:

delete in class SimpleQuestion

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makeNewAnswer

public abstract Answer makeNewAnswer(java.lang.Object answer)
                              throws com.RuntimeCollective.questionnaire.InvalidAnswerException

Make a new Answer to this Question, based on a row answer Object.
This checks the validity of the raw Object answer.

Specified by:

makeNewAnswer in interface Question

Specified by:

makeNewAnswer in class SimpleQuestion

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isAnswerValid

public abstract boolean isAnswerValid(java.lang.Object answer)

Check the validity of a raw Object answer for this Question.

Specified by:

isAnswerValid in interface Question

Specified by:

isAnswerValid in class SimpleQuestion

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addChoice

public void addChoice(java.lang.String key,
                      java.lang.String displayText)

Add a Choice to this Question

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addChoice

public void addChoice(java.lang.String displayText)

Add a Choice to this Question, generates a new key on the way

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removeChoice

public void removeChoice(java.lang.String key)

Remove a Choice from this Question

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removeChoiceIfNoVotes

public boolean removeChoiceIfNoVotes(java.lang.String key)

Remove a choice from this question only if no votes have been cast in the overall questionnaire

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isNewChoiceValid

public boolean isNewChoiceValid(java.lang.String choice)

Check the validity of a new choice (as in, before actually adding it). This checks that that choice text is not already used.

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getKey

public java.lang.String getKey(int position)

Get a Key from this Question

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setKey

public void setKey(int position,
                   java.lang.String key)

Set a Key in this Question

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getDisplayText

public java.lang.String getDisplayText(int position)

Get a DisplayText from this Question

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setDisplayText

public void setDisplayText(int position,
                           java.lang.String displayText)

Set a DisplayText in this Question

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getIndexOfKey

public int getIndexOfKey(java.lang.String key)

Get the (first) index of a Key in this Question

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getKeys

public java.util.Iterator getKeys()

Get all Keys from this Question

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getDisplayTexts

public java.util.Iterator getDisplayTexts()

Get all DisplayTexts from this Question

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setDatabaseParticulars

protected abstract void setDatabaseParticulars()

Subclasses must use this method to set the values of REAL_DATABASE_TABLE, CHOICES_TABLE, DATABASE_ID, and DATABASE_KEY, as used by the constructors and save/delete methods.

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