com.objectplanet.survey.plugin.api
Classes 
Folder
Invitation
Invitee
ListItem
PluginUtil
Question
QuestionDropdown
QuestionMatrix
QuestionMultiple
QuestionNumeric
QuestionRating
Respondent
Response
ResponseDropdown
ResponseMatrix
ResponseMultiple
ResponseNumeric
ResponseRating
Survey
SurveyManager
User
UserManager
ValidatorType
Exceptions 
LockException
RespondentsExistException
SurveyPageException
SurveySecurityException
SurveySystemException