From a69cc94f354bcc0b787b0de4fe83b7d0c8e3b742 Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: 星期六, 28 十一月 2020 20:39:03 +0800
Subject: [PATCH] 三级菜单自动配置组件

---
 ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java |  125 +++++++++++++++++++++++++++++++++--------
 1 files changed, 100 insertions(+), 25 deletions(-)

diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
index 51dbcd7..d9f4efd 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
@@ -6,8 +6,8 @@
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.lang.reflect.Field;
-import java.lang.reflect.Method;
 import java.math.BigDecimal;
+import java.text.DecimalFormat;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Comparator;
@@ -15,9 +15,9 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 import java.util.UUID;
 import java.util.stream.Collectors;
-
 import org.apache.poi.hssf.usermodel.HSSFDateUtil;
 import org.apache.poi.ss.usermodel.BorderStyle;
 import org.apache.poi.ss.usermodel.Cell;
@@ -41,7 +41,6 @@
 import org.apache.poi.xssf.usermodel.XSSFDataValidation;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-
 import com.ruoyi.common.annotation.Excel;
 import com.ruoyi.common.annotation.Excel.ColumnType;
 import com.ruoyi.common.annotation.Excel.Type;
@@ -103,6 +102,16 @@
      * 注解列表
      */
     private List<Object[]> fields;
+
+    /**
+     * 统计列表
+     */
+    private Map<Integer, Double> statistics = new HashMap<Integer, Double>();
+
+    /**
+     * 数字格式
+     */
+    private static final DecimalFormat DOUBLE_FORMAT = new DecimalFormat("######0.00");
 
     /**
      * 实体对象
@@ -201,8 +210,9 @@
                     // 设置类的私有字段属性可访问.
                     field.setAccessible(true);
                     Integer column = cellMap.get(attr.name());
-                    if(column !=null ) { // 字段在excel 中没有,那么就不需要设置值
-                    	fieldsMap.put(column, field);
+                    if (column != null)
+                    {
+                        fieldsMap.put(column, field);
                     }
                 }
             }
@@ -233,19 +243,19 @@
                             val = Convert.toStr(val);
                         }
                     }
-                    else if ((Integer.TYPE == fieldType) || (Integer.class == fieldType))
+                    else if ((Integer.TYPE == fieldType || Integer.class == fieldType) && StringUtils.isNumeric(Convert.toStr(val)))
                     {
                         val = Convert.toInt(val);
                     }
-                    else if ((Long.TYPE == fieldType) || (Long.class == fieldType))
+                    else if (Long.TYPE == fieldType || Long.class == fieldType)
                     {
                         val = Convert.toLong(val);
                     }
-                    else if ((Double.TYPE == fieldType) || (Double.class == fieldType))
+                    else if (Double.TYPE == fieldType || Double.class == fieldType)
                     {
                         val = Convert.toDouble(val);
                     }
-                    else if ((Float.TYPE == fieldType) || (Float.class == fieldType))
+                    else if (Float.TYPE == fieldType || Float.class == fieldType)
                     {
                         val = Convert.toFloat(val);
                     }
@@ -263,6 +273,10 @@
                         {
                             val = DateUtil.getJavaDate((Double) val);
                         }
+                    }
+                    else if (Boolean.TYPE == fieldType || Boolean.class == fieldType)
+                    {
+                        val = Convert.toBool(val, false);
                     }
                     if (StringUtils.isNotNull(fieldType))
                     {
@@ -342,6 +356,7 @@
                 if (Type.EXPORT.equals(type))
                 {
                     fillExcelData(index, row);
+                    addStatisticsRow();
                 }
             }
             String filename = encodingFilename(sheetName);
@@ -448,6 +463,15 @@
         headerFont.setColor(IndexedColors.WHITE.getIndex());
         style.setFont(headerFont);
         styles.put("header", style);
+        
+        style = wb.createCellStyle();
+        style.setAlignment(HorizontalAlignment.CENTER);
+        style.setVerticalAlignment(VerticalAlignment.CENTER);
+        Font totalFont = wb.createFont();
+        totalFont.setFontName("Arial");
+        totalFont.setFontHeightInPoints((short) 10);
+        style.setFont(totalFont);
+        styles.put("total", style);
 
         return styles;
     }
@@ -477,13 +501,13 @@
     {
         if (ColumnType.STRING == attr.cellType())
         {
-            cell.setCellType(CellType.NUMERIC);
+            cell.setCellType(CellType.STRING);
             cell.setCellValue(StringUtils.isNull(value) ? attr.defaultValue() : value + attr.suffix());
         }
         else if (ColumnType.NUMERIC == attr.cellType())
         {
             cell.setCellType(CellType.NUMERIC);
-            cell.setCellValue(Integer.parseInt(value + ""));
+            cell.setCellValue(StringUtils.contains(Convert.toStr(value), ".") ? Convert.toDouble(value) : Convert.toInt(value));
         }
     }
 
@@ -547,15 +571,20 @@
                 {
                     cell.setCellValue(convertByExp(Convert.toStr(value), readConverterExp, separator));
                 }
-                else if (StringUtils.isNotEmpty(dictType))
+                else if (StringUtils.isNotEmpty(dictType) && StringUtils.isNotNull(value))
                 {
                     cell.setCellValue(convertDictByExp(Convert.toStr(value), dictType, separator));
+                }
+                else if (value instanceof BigDecimal && -1 != attr.scale())
+                {
+                    cell.setCellValue((((BigDecimal) value).setScale(attr.scale(), attr.roundingMode())).toString());
                 }
                 else
                 {
                     // 设置列类型
                     setCellVo(value, attr, cell);
                 }
+                addStatisticsData(column, Convert.toStr(value), attr);
             }
         }
         catch (Exception e)
@@ -695,7 +724,7 @@
         }
         return StringUtils.stripEnd(propertyString.toString(), separator);
     }
-    
+
     /**
      * 解析字典值
      * 
@@ -720,6 +749,53 @@
     public static String reverseDictByExp(String dictLabel, String dictType, String separator)
     {
         return DictUtils.getDictValue(dictType, dictLabel, separator);
+    }
+
+    /**
+     * 合计统计信息
+     */
+    private void addStatisticsData(Integer index, String text, Excel entity)
+    {
+        if (entity != null && entity.isStatistics())
+        {
+            Double temp = 0D;
+            if (!statistics.containsKey(index))
+            {
+                statistics.put(index, temp);
+            }
+            try
+            {
+                temp = Double.valueOf(text);
+            }
+            catch (NumberFormatException e)
+            {
+            }
+            statistics.put(index, statistics.get(index) + temp);
+        }
+    }
+
+    /**
+     * 创建统计行
+     */
+    public void addStatisticsRow()
+    {
+        if (statistics.size() > 0)
+        {
+            Cell cell = null;
+            Row row = sheet.createRow(sheet.getLastRowNum() + 1);
+            Set<Integer> keys = statistics.keySet();
+            cell = row.createCell(0);
+            cell.setCellStyle(styles.get("total"));
+            cell.setCellValue("合计");
+
+            for (Integer key : keys)
+            {
+                cell = row.createCell(key);
+                cell.setCellStyle(styles.get("total"));
+                cell.setCellValue(DOUBLE_FORMAT.format(statistics.get(key)));
+            }
+            statistics.clear();
+        }
     }
 
     /**
@@ -791,9 +867,9 @@
         if (StringUtils.isNotEmpty(name))
         {
             Class<?> clazz = o.getClass();
-            String methodName = "get" + name.substring(0, 1).toUpperCase() + name.substring(1);
-            Method method = clazz.getMethod(methodName);
-            o = method.invoke(o);
+            Field field = clazz.getDeclaredField(name);
+            field.setAccessible(true);
+            o = field.get(o);
         }
         return o;
     }
@@ -897,15 +973,14 @@
                     }
                     else
                     {
-						/* if ((Double) val % 1 > 0)
-						{
-						    val = new DecimalFormat("0.00").format(val);
-						}
-						else
-						{
-						    val = new DecimalFormat("0").format(val);
-						}*/
-                    	val = new BigDecimal(val.toString()); // 导入的数据保证原汁原味,不做处理
+                        if ((Double) val % 1 > 0)
+                        {
+                            val = new BigDecimal(val.toString());
+                        }
+                        else
+                        {
+                            val = new DecimalFormat("0").format(val);
+                        }
                     }
                 }
                 else if (cell.getCellTypeEnum() == CellType.STRING)

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