增加查询校验

cqb-paper/src/main/java/com/qmth/cqb/paper/service/ExtractConfigServiceImpl.java

@@ -16,6 +16,7 @@ import org.springframework.data.mongodb.core.MongoTemplate;
 import org.springframework.data.mongodb.core.query.Criteria;
 import org.springframework.data.mongodb.core.query.Query;
 import org.springframework.stereotype.Service;
+import org.springframework.util.Assert;
 
 import cn.com.qmth.examcloud.common.dto.question.enums.QuesStructType;
 
@@ -292,6 +293,8 @@ public class ExtractConfigServiceImpl implements ExtractConfigService {
 
 	@Override
 	public List<String> getExamPaperId(String courseCode,String orgId) {
+		Assert.hasLength(courseCode,"courseCode不能为空");
+		Assert.hasLength(orgId,"orgId不能为空");
 		List<String> paperIdList = new ArrayList<String>();
 		Query query = new Query();
 		query.addCriteria(Criteria.where("courseCode").is(courseCode));