com.wiris.quizzes.api

Interface QuizzesService

public interface QuizzesService

Wiris Quizzes web service driver.

Method Summary

Modifier and Type	Method and Description
QuestionResponse	execute(QuestionRequest request) Makes a remote call to Wiris Quizzes web service and returns its result.
void	executeAsync(QuestionRequest request, QuizzesServiceListener listener) Makes an asynchronous remote call to Wiris Quizzes web service.

Method Detail

execute

QuestionResponse execute(QuestionRequest request)

Makes a remote call to Wiris Quizzes web service and returns its result.

Parameters:

request - The request object built from Quizzes.

Returns:

The response object with the results of the call. It may contain the evaluation of a student answer or a set of variable values comming from an algorithm.

Throws:

java.lang.Error - In the following cases:

• If there are more concurrent connections than the value specified in configuration file.
• If an error occurs while creating the .lock file needed for synchronized access to max_connections.var file.
• If unable to load proxy settings.
• On any network I/O exception.
• On any unexpected server exception.
• On any faulty response from server. This indicates checked exceptions such as when there is a timeout executing the algorithm, the kernel is down, etc.

See Also:

executeAsync(com.wiris.quizzes.api.QuestionRequest, com.wiris.quizzes.api.QuizzesServiceListener), QuestionInstance.update(com.wiris.quizzes.api.QuestionResponse)

executeAsync

void executeAsync(QuestionRequest request,
                  QuizzesServiceListener listener)

Makes an asynchronous remote call to Wiris Quizzes web service.

Parameters:

request - The question request built from Quizzes.

listener - The listener to be called back when the response is available.