From c8aee7b9bfd79cfd741d7e5692520f4f51a31a86 Mon Sep 17 00:00:00 2001
From: kimi <kimi42345@gmail.com>
Date: 星期一, 18 五月 2020 18:30:01 +0800
Subject: [PATCH] bak  修改 获取版本数据前

---
 src/main/java/com/highdatas/mdm/controller/FileController.java |  108 ++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 files changed, 97 insertions(+), 11 deletions(-)

diff --git a/src/main/java/com/highdatas/mdm/controller/FileController.java b/src/main/java/com/highdatas/mdm/controller/FileController.java
index f250ac9..24e2ad6 100644
--- a/src/main/java/com/highdatas/mdm/controller/FileController.java
+++ b/src/main/java/com/highdatas/mdm/controller/FileController.java
@@ -1,26 +1,28 @@
 package com.highdatas.mdm.controller;
 
 import com.alibaba.fastjson.JSONObject;
-import com.highdatas.mdm.entity.SysAssemble;
-import com.highdatas.mdm.entity.SysAssembleParams;
+import com.highdatas.mdm.entity.*;
+import com.highdatas.mdm.mapper.SysViewMapper;
+import com.highdatas.mdm.mapper.TableInfoMapper;
 import com.highdatas.mdm.pojo.CodeMsg;
 import com.highdatas.mdm.pojo.Result;
-import com.highdatas.mdm.service.ISysAssembleDbService;
-import com.highdatas.mdm.service.ISysAssembleParamsService;
-import com.highdatas.mdm.service.ISysAssembleService;
-import com.highdatas.mdm.util.Constant;
-import com.highdatas.mdm.util.DbUtils;
-import com.highdatas.mdm.util.RedisClient;
+import com.highdatas.mdm.pojo.Segment;
+import com.highdatas.mdm.pojo.kettle.UnBigDataDataSourceInfo;
+import com.highdatas.mdm.service.*;
+import com.highdatas.mdm.util.*;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.ibatis.session.ExecutorType;
+import org.apache.ibatis.session.SqlSession;
+import org.mybatis.spring.SqlSessionTemplate;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
 import javax.servlet.http.HttpServletRequest;
-import java.io.BufferedReader;
-import java.io.InputStream;
-import java.io.InputStreamReader;
+import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
+import java.util.concurrent.atomic.AtomicInteger;
 
 /**
  * @author kimi
@@ -39,6 +41,16 @@
     ISysAssembleParamsService paramsService;
     @Autowired
     RedisClient redisClient;
+    @Autowired
+    ISysViewService viewService;
+    @Autowired
+    IMenuMappingService menuMappingService;
+    @Autowired
+    TableInfoMapper tableInfoMapper;
+    @Autowired
+    private SqlSessionTemplate sqlSessionTemplate;
+    @Autowired
+    UnBigDataDataSourceInfo unBigDataDataSourceInfo;
 
     @RequestMapping(value = "/loadSqlTable", method = RequestMethod.POST)
     @ResponseBody
@@ -123,4 +135,78 @@
         }
 
     }
+
+
+    @RequestMapping(value = "/loadMappingFile", method = RequestMethod.POST)
+    @ResponseBody
+    public Result loadMappingFile(@RequestParam("file")MultipartFile file,@RequestParam String id, @RequestParam String menuId, @RequestParam String field, HttpServletRequest request) {
+
+        SysView sysView = viewService.selectById(id);
+        if (sysView == null){
+            return Result.error(CodeMsg.ERROR_PARAMS_NOT_MATHED);
+        }
+        String mappingTable = sysView.getMappingTable();
+        if (StringUtils.isEmpty(mappingTable)){
+            return Result.error(CodeMsg.ERROR_PARAMS_NOT_MATHED);
+        }
+        boolean exists = unBigDataDataSourceInfo.checkTableExists(mappingTable);
+        if (!exists) {
+            ArrayList<String> fields = new ArrayList<>();
+            fields.add(Constant.ID);
+            fields.add(Constant.Code);
+            fields.add("pre");
+            fields.add("fix");
+            boolean created = unBigDataDataSourceInfo.createTable(mappingTable, fields);
+            if (!created) {
+                return Result.error(CodeMsg.CREATE_ERROR);
+            }
+        }
+
+        SqlSession session = null;
+        try {
+            String name = file.getOriginalFilename();
+            List<ViewMappingItem> viewMappingByExcel = ExcelUtil.getViewMappingByExcel(file.getInputStream(), name);
+            if (viewMappingByExcel.isEmpty()) {
+                return Result.error(CodeMsg.EMPTY_ERROR);
+            }
+            Maintain maintainByMenu = viewService.getMaintainByMenu(sysView, menuId);
+            if (maintainByMenu == null) {
+                return Result.error(CodeMsg.ERROR_PARAMS_NOT_MATHED);
+            }
+            String changeFieldName = viewService.changeFieldName(maintainByMenu.getTableName(), field);
+            Segment segment = new Segment(Constant.Code, changeFieldName);
+            tableInfoMapper.delete(mappingTable, segment.toString());
+            session = sqlSessionTemplate.getSqlSessionFactory().openSession(ExecutorType.BATCH, false);//鍏抽棴session鐨勮嚜鍔ㄦ彁浜�
+
+            SysViewMapper mapper = session.getMapper(SysViewMapper.class);
+            AtomicInteger idx = new AtomicInteger(0);
+            ContentBuilder builder = new ContentBuilder(Constant.COMMA);
+            for (ViewMappingItem viewMappingItem : viewMappingByExcel) {
+                builder.clear();
+                builder.append(DbUtils.quotedStr(changeFieldName));
+                builder.append(DbUtils.quotedStr(viewMappingItem.getPre())).append(DbUtils.quotedStr(viewMappingItem.getFix()));
+                mapper.insertViewMapping(mappingTable, builder.toString());
+                int i = idx.get();
+                if (i % 1000 == 0 || i == viewMappingByExcel.size()-1) {
+                    //鎵嬪姩姣�1000涓竴鎻愪氦锛屾彁浜ゅ悗鏃犳硶鍥炴粴
+                    session.commit();
+                    session.clearCache();//娉ㄦ剰锛屽鏋滄病鏈夎繖涓姩浣滐紝鍙兘浼氬鑷村唴瀛樺穿婧冦��
+                }
+                idx.getAndIncrement();
+            }
+
+        }catch (Exception e) {
+            e.printStackTrace();
+            if (session != null) {
+                session.rollback();
+            }
+
+            return Result.error(new CodeMsg(6002, e.getMessage()));
+        }finally {
+            if (session != null) {
+                session.close();
+            }
+        }
+        return Result.success(null);
+    }
 }

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