Examples with DataHandlingException com.github.dedis.popstellar.utility.error.DataHandlingException used on opensource projects

Example 1 with DataHandlingException

use of com.github.dedis.popstellar.utility.error.DataHandlingException in project popstellar by dedis.

the class ElectionHandler method handleElectionResult.

/**
 * Process an ElectionResult message.
 *
 * @param context the HandlerContext of the message
 * @param electionResult the message that was received
 */
public static void handleElectionResult(HandlerContext context, ElectionResult electionResult) throws DataHandlingException {
    LAORepository laoRepository = context.getLaoRepository();
    Channel channel = context.getChannel();
    Log.d(TAG, "handling election result");
    Lao lao = laoRepository.getLaoByChannel(channel);
    Election election = laoRepository.getElectionByChannel(channel);
    List<ElectionResultQuestion> resultsQuestions = electionResult.getElectionQuestionResults();
    Log.d(TAG, "size of resultsQuestions is " + resultsQuestions.size());
    if (resultsQuestions.isEmpty())
        throw new DataHandlingException(electionResult, "the questions results is empty");
    election.setResults(resultsQuestions);
    election.setEventState(RESULTS_READY);
    lao.updateElection(election.getId(), election);
}

Example 2 with DataHandlingException

use of com.github.dedis.popstellar.utility.error.DataHandlingException in project popstellar by dedis.

the class LaoHandler method handleUpdateLao.

/**
 * Process an UpdateLao message.
 *
 * @param context the HandlerContext of the message
 * @param updateLao the message that was received
 */
public static void handleUpdateLao(HandlerContext context, UpdateLao updateLao) throws DataHandlingException {
    LAORepository laoRepository = context.getLaoRepository();
    Channel channel = context.getChannel();
    MessageID messageId = context.getMessageId();
    Log.d(TAG, " Receive Update Lao Broadcast msg=" + updateLao);
    Lao lao = laoRepository.getLaoByChannel(channel);
    if (lao.getLastModified() > updateLao.getLastModified()) {
        // the current state we have is more up to date
        throw new DataHandlingException(updateLao, "The current Lao is more up to date than the update lao message");
    }
    WitnessMessage message;
    if (!updateLao.getName().equals(lao.getName())) {
        message = updateLaoNameWitnessMessage(messageId, updateLao, lao);
    } else if (!updateLao.getWitnesses().equals(lao.getWitnesses())) {
        message = updateLaoWitnessesWitnessMessage(messageId, updateLao, lao);
    } else {
        Log.d(TAG, "Cannot set the witness message title to update lao");
        throw new DataHandlingException(updateLao, "Cannot set the witness message title to update lao");
    }
    lao.updateWitnessMessage(messageId, message);
    if (!lao.getWitnesses().isEmpty()) {
        // We send a pending update only if there are already some witness that need to sign this
        // UpdateLao
        lao.getPendingUpdates().add(new PendingUpdate(updateLao.getLastModified(), messageId));
    }
    laoRepository.updateNodes(channel);
}