just format code.

examcloud-core-questions-service/src/main/java/cn/com/qmth/examcloud/core/questions/service/impl/ExtractConfigProviderServiceImpl.java

@@ -121,16 +121,17 @@ public class ExtractConfigProviderServiceImpl implements ExtractConfigProviderSe
      * @return
      */
     private Map<String, Paper> getExamPaperByProbability(List<ExamPaper> examPaperList) {
-        Map<String, Paper> paperByTypeMap = new HashMap<String, Paper>();
+        Map<String, Paper> paperByTypeMap = new HashMap<>();
         if (examPaperList == null || examPaperList.size() == 0) {
             throw new StatusException("Q-020114", "可供抽取的试卷集合为空,无法抽取试卷");
         }
-        Map<String, List<ExamPaper>> examPaperMap = new HashMap<String, List<ExamPaper>>();
+
+        Map<String, List<ExamPaper>> examPaperMap = new HashMap<>();
         for (int i = 0; i < examPaperList.size(); i++) {
             ExamPaper examPaper = examPaperList.get(i);
             if (!examPaperMap.containsKey(examPaper.getGroupCode())) {
                 if (examPaper.getPaper() != null) {
-                    List<ExamPaper> epList = new ArrayList<ExamPaper>();
+                    List<ExamPaper> epList = new ArrayList<>();
                     epList.add(examPaper);
                     examPaperMap.put(examPaper.getGroupCode(), epList);
                 }
@@ -141,6 +142,7 @@ public class ExtractConfigProviderServiceImpl implements ExtractConfigProviderSe
                 }
             }
         }
+
         if (examPaperMap != null) {
             Set<String> keys = examPaperMap.keySet();
             Iterator<String> it = keys.iterator();
@@ -166,6 +168,7 @@ public class ExtractConfigProviderServiceImpl implements ExtractConfigProviderSe
         for (int i = 0; i < examPaperList.size(); i++) {
             sum += examPaperList.get(i).getWeight();
         }
+
         // 从1开始  
         Integer rand = new Random().nextInt(sum) + 1;
         for (int i = 0; i < examPaperList.size(); i++) {
@@ -175,6 +178,7 @@ public class ExtractConfigProviderServiceImpl implements ExtractConfigProviderSe
                 return examPaperList.get(i).getPaper();
             }
         }
+
         return null;
     }
 
@@ -190,23 +194,21 @@ public class ExtractConfigProviderServiceImpl implements ExtractConfigProviderSe
 
         //获取大题
         List<PaperDetail> paperDetails = paperDetailRepo.findByPaper(basePaper);
-        long pdTime = System.currentTimeMillis();
-        log.debug("数据库取大题耗时:" + (pdTime - beginTime) + "ms");
+        log.debug("数据库取大题耗时:" + (System.currentTimeMillis() - beginTime) + "ms");
 
+        //排序大题
         Collections.sort(paperDetails);
-        long pdSortEndTime = System.currentTimeMillis();
-        log.debug("排序大题耗时:" + (pdSortEndTime - pdTime) + "ms");
 
         //将小题全部取出来,只取一次,减少对数据库的查询
+        beginTime = System.currentTimeMillis();
         List<PaperDetailUnit> allPaperDetailUnits = paperDetailUnitRepo.findByPaper(basePaper);
         boolean fullyObjective = checkIsAllQbjectiveQuestion(allPaperDetailUnits);
-        long pduEndTime = System.currentTimeMillis();
-        log.debug("数据库取所有小题耗时:" + (pduEndTime - pdSortEndTime) + "ms");
+        log.debug("数据库取所有小题耗时:" + (System.currentTimeMillis() - beginTime) + "ms");
 
         //根据大题id将小题归类
+        beginTime = System.currentTimeMillis();
         Map<String, List<PaperDetailUnit>> pduMap = allPaperDetailUnits.stream().collect(Collectors.groupingBy(PaperDetailUnit::getDetailId));
-        long pduMapEndTime = System.currentTimeMillis();
-        log.debug("获取大题与小题对应关系耗时:" + (pduMapEndTime - pduEndTime) + "ms");
+        log.debug("获取大题与小题对应关系耗时:" + (System.currentTimeMillis() - beginTime) + "ms");
 
         log.debug("循环大题，开始组装对象...");
         //生成新的分组集合
@@ -286,16 +288,17 @@ public class ExtractConfigProviderServiceImpl implements ExtractConfigProviderSe
      * @return
      */
     private DefaultQuestionUnitWrapper buildQuesUnitWrapper(Question question, Double score) {
-        DefaultQuestionUnitWrapper defaultQuestionUnitWrapper = new DefaultQuestionUnitWrapper();
         Integer[] optionPermutation = null;
-        if (question.getQuestionType() == QuesStructType.SINGLE_ANSWER_QUESTION ||
-                question.getQuestionType() == QuesStructType.MULTIPLE_ANSWER_QUESTION) {
+        if (question.getQuestionType() == QuesStructType.SINGLE_ANSWER_QUESTION || question.getQuestionType() == QuesStructType.MULTIPLE_ANSWER_QUESTION) {
             int length = question.getQuesOptions().size();
             optionPermutation = new Integer[length];
+
             for (int i = 0; i < length; i++) {
                 optionPermutation[i] = i;
             }
         }
+
+        DefaultQuestionUnitWrapper defaultQuestionUnitWrapper = new DefaultQuestionUnitWrapper();
         defaultQuestionUnitWrapper.setOptionPermutation(optionPermutation);
         defaultQuestionUnitWrapper.setQuestionScore(score);
         defaultQuestionUnitWrapper.setQuestionType(getByOldType(question.getQuestionType()));
@@ -328,18 +331,20 @@ public class ExtractConfigProviderServiceImpl implements ExtractConfigProviderSe
         return null;
     }
 
-
     @Override
     public DefaultQuestion getDefaultQuestion(Long examId, String courseCode, String groupCode, String questionId) {
         log.debug("网考根据调卷规则中试题id：" + questionId + "获取单个试题...");
         long beginTime = System.currentTimeMillis();
+
         Question question = Model.of(quesRepo.findById(questionId));
         if (question == null) {
             throw new StatusException("Q-020330", "question is null");
         }
         quesService.formatQues(question);
-        long oldQuesTime = System.currentTimeMillis();
-        log.debug("查询单个试题耗时：" + (oldQuesTime - beginTime) + "ms");
+        log.debug("查询单个试题耗时：" + (System.currentTimeMillis() - beginTime) + "ms");
+
+        //封装成新的题单元集合
+        beginTime = System.currentTimeMillis();
         DefaultQuestionStructure defaultQuestionStructure = new DefaultQuestionStructure();
         if (question.getHasAudio() == null || false == question.getHasAudio()) {
             defaultQuestionStructure.setHasAudios(false);
@@ -347,13 +352,14 @@ public class ExtractConfigProviderServiceImpl implements ExtractConfigProviderSe
             defaultQuestionStructure.setHasAudios(true);
         }
         defaultQuestionStructure.setVersion(CommonUtils.QUESTION_VERSION);
-        //生成新的题单元集合
-        List<DefaultQuestionUnit> questionUnitList = new ArrayList<DefaultQuestionUnit>();
+
+        List<DefaultQuestionUnit> questionUnitList = new ArrayList<>();
         if (question.getQuestionType() == QuesStructType.NESTED_ANSWER_QUESTION) {
             defaultQuestionStructure.setBody(question.getQuesBody());
+
             //获取套题下面所有子题
             List<Question> subQuesList = question.getSubQuestions();
-            if (subQuesList != null && subQuesList.size() > 0) {
+            if (CollectionUtils.isNotEmpty(subQuesList)) {
                 for (int i = 0; i < subQuesList.size(); i++) {
                     Question subQuestion = subQuesList.get(i);
                     DefaultQuestionUnit defaultQuestionUnit = buildQuestionUnit(subQuestion);
@@ -364,19 +370,18 @@ public class ExtractConfigProviderServiceImpl implements ExtractConfigProviderSe
             DefaultQuestionUnit defaultQuestionUnit = buildQuestionUnit(question);
             questionUnitList.add(defaultQuestionUnit);
         }
+
         defaultQuestionStructure.setQuestionUnitList(questionUnitList);
         DefaultQuestion defaultQuestion = new DefaultQuestion();
         defaultQuestion.setId(questionId);
         defaultQuestion.setMasterVersion(defaultQuestionStructure);
-        long newQuesTime = System.currentTimeMillis();
-        log.debug("构建一个新的试题单元耗时：" + (newQuesTime - oldQuesTime) + "ms");
-        //替换试题单元中的音频路径
-        log.debug("给新的试题替换音频标签...");
+
         if (examId != null) {
+            log.debug("替换试题单元中的音频路径...");
             appendAudioFlag(defaultQuestion, String.valueOf(examId), courseCode, groupCode, question);
         }
-        long finishTime = System.currentTimeMillis();
-        log.debug("给新的试题替换音频标签耗时：" + (finishTime - newQuesTime) + "ms");
+
+        log.debug("封装成新的题单元集合耗时：" + (System.currentTimeMillis() - beginTime) + "ms");
         return defaultQuestion;
     }
 
@@ -391,10 +396,13 @@ public class ExtractConfigProviderServiceImpl implements ExtractConfigProviderSe
         defaultQuestionUnit.setAnswerType(question.getAnswerType());//作答类型
         defaultQuestionUnit.setBody(question.getQuesBody());
         defaultQuestionUnit.setQuestionType(getByOldType(question.getQuestionType()));
+
         //如果是单选或者多选，添加选项和答案转换
-        if (question.getQuestionType() == QuesStructType.SINGLE_ANSWER_QUESTION || question.getQuestionType() == QuesStructType.MULTIPLE_ANSWER_QUESTION) {
-            List<DefaultQuestionOption> defaultQuestionOptions = new ArrayList<DefaultQuestionOption>();
+        if (question.getQuestionType() == QuesStructType.SINGLE_ANSWER_QUESTION
+                || question.getQuestionType() == QuesStructType.MULTIPLE_ANSWER_QUESTION) {
+            List<DefaultQuestionOption> defaultQuestionOptions = new ArrayList<>();
             List<QuesOption> quesOptions = question.getQuesOptions();
+
             if (quesOptions != null && quesOptions.size() > 0) {
                 for (int i = 0; i < quesOptions.size(); i++) {
                     QuesOption quesOption = quesOptions.get(i);
@@ -408,18 +416,20 @@ public class ExtractConfigProviderServiceImpl implements ExtractConfigProviderSe
         } else {
             defaultQuestionUnit.setRightAnswer(getAnswer(question));
         }
+
         return defaultQuestionUnit;
     }
 
     /**
-     * 设置单选题和多选题  答案
+     * 设置单选题和多选题 答案
      *
      * @param quesOptions
      * @return
      */
     private String[] getSelectQuestionAnswer(List<QuesOption> quesOptions) {
         String[] rightAnswer = null;
-        List<String> list = new ArrayList<String>();
+        List<String> list = new ArrayList<>();
+
         if (quesOptions != null && quesOptions.size() > 0) {
             for (int i = 0; i < quesOptions.size(); i++) {
                 QuesOption quesOption = quesOptions.get(i);
@@ -430,6 +440,7 @@ public class ExtractConfigProviderServiceImpl implements ExtractConfigProviderSe
             rightAnswer = list.toArray(new String[list.size()]);
             return rightAnswer;
         }
+
         return rightAnswer;
     }
 
@@ -606,8 +617,9 @@ public class ExtractConfigProviderServiceImpl implements ExtractConfigProviderSe
             log.error("该考试和课程下调卷规则中该类型试卷不存在,请检查调卷规则,调卷程序退出");
             throw new StatusException("Q-020560", "该考试和课程下调卷规则中试卷不存在,请重新制定调卷规则");
         }
+
         //构建试卷结构
-        DefaultPaper defaultPaper = buildDefaultByBasePaper(basePaper, null, null, null);
+        DefaultPaper defaultPaper = this.buildDefaultByBasePaper(basePaper, null, null, null);
         return defaultPaper;
     }