/**
	 * 功能：queryAllQuestion
	 * 描述：加载页面查询出所有表的数据
	 * 主要实体：ExaminationPaper（4张表的联合：questionMain，questionSub,paperMain,paperSub）
	 * 作者:十一期 谭倩倩
	 * 时间：2016-6-18
	 * 修改人：
	 * 修改时间：
	 * @param request
	 * @param response
	 */
	@RequestMapping("/queryAllQuestion")
	public void queryAllQuestion(HttpServletRequest request,HttpServletResponse response)
	{
		//1.抽取paperMain
			ExaminationPaper examinationPaper=new ExaminationPaper();			
			String paperMainId=paperId.replace("‘", "");//暂时使用假数据			
			String dataBaseName="itoo_exam";
			PaperMain RepaperMain=paperMainBean.queryPaperMainById(paperMainId, dataBaseName);
			examinationPaper.setId(paperMainId);
			examinationPaper.setPaperName(RepaperMain.getComment());
			examinationPaper.setPaperScore(RepaperMain.getScore());
		//2. 抽取paperdetail和questionMain数据（嵌套循环）
			
			List<PaperDetail> returnPaperDetail=this.ReturnqueryPaperDetail(paperMainId, dataBaseName);
			List<QuestionMain> RequestionMainList=new ArrayList<QuestionMain>();
			List<QuestionSub> RequestionSubList=new ArrayList<QuestionSub>();
			
			
			//循环paperdetail
			for (PaperDetail returnSinglePaperDetail : returnPaperDetail) 
			{	
				 RequestionMainList=this.ReturnQuestionMain(returnSinglePaperDetail.getId(), dataBaseName);
				 
				 RequestionMainList = orderByQuestionMainList(RequestionMainList);
						for (QuestionMain returnSinglequestionMain : RequestionMainList) 
						{																				
								RequestionSubList=this.ReturnQuestionSub(returnSinglequestionMain.getId(), dataBaseName);
								returnSinglequestionMain.setOptions(RequestionSubList);								
				 }
						
						//查询出来的组件
						List<QuestionTypeDetail> lstQuestionTypeDetail = paperMainBean.queryComponentById(
						returnSinglePaperDetail.getQuestionTypeId(), dataBaseName);
						returnSinglePaperDetail.setLstQuestionTypeDetail(lstQuestionTypeDetail);
						
					    //把组件的英文名称装到“returnSinglePaperDetail”里面
						
						returnSinglePaperDetail.setLstQuestionMain(RequestionMainList);
 
			}
		examinationPaper.setPaperDetails(returnPaperDetail);
		jacksonJson.beanToJson(response, examinationPaper);
	}
 
	/**
	 * @param RequestionMainList
	 * @return
	 */
	private List<QuestionMain> orderByQuestionMainList(
			List<QuestionMain> RequestionMainList) {
		/**对大小题进行排序思路：
//		  * ①定义一个 List<QuestionMain> bigLittleQuestion 用于存放排好序的大小题。
//		  * ②判断查出来的题型是大小题，则先筛选大题。
//		  * ③如果是大题，将其放到bigLittleQuestion中。
//		  * 	然后遍历所有题目，找到该大题对应的所有小题。放到bigLittleQuestion中。
//		  * 
//		  * 
//		  */
	………………………………………………………………
	}

public void queryAllQuestion(HttpServletRequest request,HttpServletResponse response)
	{
		//1.抽取paperMain
			ExaminationPaper examinationPaper=new ExaminationPaper();			
			String paperMainId=paperId.replace("‘", "");//暂时使用假数据			
			String dataBaseName="itoo_exam";
			PaperMain RepaperMain=paperMainBean.queryPaperMainById(paperMainId, dataBaseName);
			examinationPaper.setId(paperMainId);
			examinationPaper.setPaperName(RepaperMain.getComment());
			examinationPaper.setPaperScore(RepaperMain.getScore());
		//2. 抽取paperdetail和questionMain数据（嵌套循环）
			List<PaperDetail> returnPaperDetail=this.ReturnqueryPaperDetail(paperMainId, dataBaseName);
			
			//测试加上线程的时间
			long startTime=System.currentTimeMillis();
			int count=returnPaperDetail.size();

			//创建一个线程池
			ExecutorService executorService = Executors.newCachedThreadPool();
			List<Future<PaperDetail>> resultList = new ArrayList<Future<PaperDetail>>();
			for (PaperDetail returnSinglePaperDetail : returnPaperDetail) {
				//使用ExecutorService执行Callable类型的任务，并将结果保存在future变量中
				Future<PaperDetail> future = executorService.submit(new myCallable(returnSinglePaperDetail));
				//将任务执行结果存储到List中
				resultList.add(future);
			}
			List<PaperDetail> listPapaerDeatil=new ArrayList<PaperDetail>();
			
			//遍历任务的结果
			for (Future<PaperDetail> fp: resultList) {
				try {
					PaperDetail enPaperDetail =fp.get();
					listPapaerDeatil.add(enPaperDetail);
				} catch (InterruptedException | ExecutionException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			
				//启动一次顺序关闭，执行以前提交的任务，但不接受新任务。如果已经关闭，则调用没有其他作用。
				executorService.shutdown();
			}
			
			examinationPaper.setPaperDetails(listPapaerDeatil);
			long endTime=System.currentTimeMillis();
			System.out.println(endTime-startTime);
 
		jacksonJson.beanToJson(response, examinationPaper);
	}

private List<QuestionMain> orderByQuestionMainList(
			List<QuestionMain> RequestionMainList) {
		/**对大小题进行排序思路：
//		  * ①定义一个 List<QuestionMain> bigLittleQuestion 用于存放排好序的大小题。
//		  * ②判断查出来的题型是大小题，则先筛选大题。
//		  * ③如果是大题，将其放到bigLittleQuestion中。
//		  * 	然后遍历所有题目，找到该大题对应的所有小题。放到bigLittleQuestion中。
//		  * 
//		  * 仍需要优化
//		  */
		if (RequestionMainList!=null && RequestionMainList.size()>1 ) 
		 {
			 
				 if ( RequestionMainList.get(0).getIsParentQuestion()==1 || RequestionMainList.get(0).getParentQuestionId()!=null) 
				 {//筛选是大小题
					 List<QuestionMain> bigLittleQuestion=new ArrayList<QuestionMain>();
					 
							for (int i = 0; i < RequestionMainList.size(); i++) 
							{
								if (RequestionMainList.get(i).getIsParentQuestion()==1)
								{//查找出所有的大题干
									bigLittleQuestion.add(RequestionMainList.get(i));
									//查找该大题干下面所有的小题干
									for (int j = 0; j < RequestionMainList.size(); j++)
									{
										//匹配该大题干下面的小题干
										if(RequestionMainList.get(j).getParentQuestionId()!=null)
										{
											if (RequestionMainList.get(j).getParentQuestionId().equals(RequestionMainList.get(i).getId()))
											{
												bigLittleQuestion.add(RequestionMainList.get(j));
											}
										}
									}
									
								
								}
							}
					RequestionMainList=bigLittleQuestion;
				}						 
		}
		return RequestionMainList;
	}

for (QuestionMain returnSinglequestionMain : RequestionMainList) 
						{							
													
								List<QuestionSub> RequestionSubList=questionSubBean.queryQuestionbankOptionsList(returnSinglequestionMain.getId(), dataBaseName);