修改导入套题，错误提示太长的bug

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

@@ -577,7 +577,7 @@ public class ImportPaperService {
      * @throws Exception 
      */
     public void processNestedQuestionHead(List<Object> pList, int index, int subQuesNum,Question question, 
-    		ImportPaperCheck importPaperCheck) throws Exception{
+    		ImportPaperCheck importPaperCheck,PaperDetailUnit paperDetailUnit) throws Exception{
     	int i = 0;
     	for(i=index;i<pList.size();i++){
     		P pHeader = (P)pList.get(i);
@@ -588,25 +588,33 @@ public class ImportPaperService {
                 // 跳过空白段落
                 continue;
             } else if (tmpText.startsWith(ImportPaperMsg.nestedQuestion_start)) {
-				if(!nextTmpText.startsWith(ImportPaperMsg.nestedQuestion_number)){
-					importPaperCheck.setErrorInfo("[套题]的下一题头应该是[套题数量],当前读到的信息为:“"+nextTmpText+"”,请检查word中格式问题");
-                	throw new PaperException(importPaperCheck.errorInfo);
-				}
+				//判断【套题】后面的值
 				if(StringUtils.isBlank(getContent(nextTmpText,ImportPaperMsg.nestedQuestion_start))){
 					importPaperCheck.setErrorInfo("[套题]的后面没有值,当前读到的信息为:“"+nextTmpText+"”,请检查word中格式问题");
-                	throw new PaperException(importPaperCheck.errorInfo);
-				}
-				if(StringUtils.isBlank(getContent(nextTmpText,ImportPaperMsg.nestedQuestion_number))){
-					importPaperCheck.setErrorInfo("[套题数量]的后面没有值,当前读到的信息为:“"+nextTmpText+"”,请检查word中格式问题");
                 	throw new PaperException(importPaperCheck.errorInfo);
 				}
 				Pattern pattern = Pattern.compile("[0-9]*");
 				boolean isHeadNumber = pattern.matcher(getContent(tmpText,ImportPaperMsg.nestedQuestion_start)).matches();
-				boolean isNumber = pattern.matcher(getContent(nextTmpText,ImportPaperMsg.nestedQuestion_number)).matches();
 				if(!isHeadNumber){
 			    	importPaperCheck.setErrorInfo("[套题]后面应该为整数,当前读到的信息为:“"+tmpText+"”,请检查word中格式问题");
                 	throw new PaperException(importPaperCheck.errorInfo);
 			    }
+				//判断是否含有【套题数量】标签
+				if(!nextTmpText.startsWith(ImportPaperMsg.nestedQuestion_number)){
+					//如果读取的错误信息太长，截取前50个字符。
+					if(nextTmpText.length()>50){
+						nextTmpText = nextTmpText.substring(0, 50) + "...";
+					}
+					importPaperCheck.setErrorInfo("[大题名称]："+paperDetailUnit.getPaperDetail().getName() +","+ tmpText +"的下一题头应该是[套题数量],当前读到的信息为:“"+nextTmpText+"”,请检查word中格式问题");
+                	throw new PaperException(importPaperCheck.errorInfo);
+				}
+				//判断【套题数量】后面的值
+				if(StringUtils.isBlank(getContent(nextTmpText,ImportPaperMsg.nestedQuestion_number))){
+					importPaperCheck.setErrorInfo("[套题数量]的后面没有值,当前读到的信息为:“"+nextTmpText+"”,请检查word中格式问题");
+                	throw new PaperException(importPaperCheck.errorInfo);
+				}
+				boolean isNumber = pattern.matcher(getContent(nextTmpText,ImportPaperMsg.nestedQuestion_number)).matches();
+				
 			    if(!isNumber){
 			    	importPaperCheck.setErrorInfo("[套题数量]应该为整数,当前读到的信息为:“"+nextTmpText+"”,请检查word中格式问题");
                 	throw new PaperException(importPaperCheck.errorInfo);
@@ -1112,7 +1120,7 @@ public class ImportPaperService {
         // 题型
         String nestedQuesType = "";
         //处理套题的头信息
-        processNestedQuestionHead(pList,index,0,question,importPaperCheck);
+        processNestedQuestionHead(pList,index,0,question,importPaperCheck,paperDetailUnit);
         // 设置套题题干
         processQuesBody(pList, importPaperCheck.index, 0,question, importPaperCheck, wordMLPackage);
         // 创建小题集合