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@@ -117,9 +117,10 @@ public class QuestionService {
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}
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public boolean initGrasp() {
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+ graspRepository.deleteAll();
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Iterable<Question> questions = questionRepository.findAll();
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for(Question question: questions) {
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- if(question.getKnowledgeId().size() > 0){
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+ if(question.getKnowledgeId() != null && question.getKnowledgeId().size() > 0){
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for(String knowledge: question.getKnowledgeId()){
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Grasp grasp = new Grasp(question.getId(),knowledge,
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question.getType().equals(QuestionType.CODE)?GraspDegree.APPLY:
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