From f381ce3fe1dc281b49bbaaa4d4a5d496630eae5d Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: 星期四, 07 十一月 2024 22:15:39 +0800
Subject: [PATCH] 支持自定义显示Excel属性列

---
 src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java |  241 ++++++++++++++++++++++++++++++++++++------------
 1 files changed, 181 insertions(+), 60 deletions(-)

diff --git a/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java b/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
index 82b8bbb..d22f582 100644
--- a/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
+++ b/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
@@ -39,6 +39,7 @@
 import org.apache.poi.ss.usermodel.CellStyle;
 import org.apache.poi.ss.usermodel.CellType;
 import org.apache.poi.ss.usermodel.ClientAnchor;
+import org.apache.poi.ss.usermodel.DataFormat;
 import org.apache.poi.ss.usermodel.DataValidation;
 import org.apache.poi.ss.usermodel.DataValidationConstraint;
 import org.apache.poi.ss.usermodel.DataValidationHelper;
@@ -194,6 +195,11 @@
     public Class<T> clazz;
 
     /**
+     * 闇�瑕佹樉绀哄垪灞炴��
+     */
+    public String[] includeFields;
+
+    /**
      * 闇�瑕佹帓闄ゅ垪灞炴��
      */
     public String[] excludeFields;
@@ -204,10 +210,19 @@
     }
 
     /**
+     * 浠呭湪Excel涓樉绀哄垪灞炴��
+     *
+     * @param fields 鍒楀睘鎬у悕 绀轰緥[鍗曚釜"name"/澶氫釜"id","name"]
+     */
+    public void showColumn(String... fields)
+    {
+        this.includeFields = fields;
+    }
+
+    /**
      * 闅愯棌Excel涓垪灞炴��
      *
      * @param fields 鍒楀睘鎬у悕 绀轰緥[鍗曚釜"name"/澶氫釜"id","name"]
-     * @throws Exception
      */
     public void hideColumn(String... fields)
     {
@@ -288,9 +303,23 @@
      * @param is 杈撳叆娴�
      * @return 杞崲鍚庨泦鍚�
      */
-    public List<T> importExcel(InputStream is) throws Exception
+    public List<T> importExcel(InputStream is)
     {
-        return importExcel(is, 0);
+        List<T> list = null;
+        try
+        {
+            list = importExcel(is, 0);
+        }
+        catch (Exception e)
+        {
+            log.error("瀵煎叆Excel寮傚父{}", e.getMessage());
+            throw new UtilException(e.getMessage());
+        }
+        finally
+        {
+            IOUtils.closeQuietly(is);
+        }
+        return list;
     }
 
     /**
@@ -336,7 +365,6 @@
         }
         // 鑾峰彇鏈�鍚庝竴涓潪绌鸿鐨勮涓嬫爣锛屾瘮濡傛�昏鏁颁负n锛屽垯杩斿洖鐨勪负n-1
         int rows = sheet.getLastRowNum();
-
         if (rows > 0)
         {
             // 瀹氫箟涓�涓猰ap鐢ㄤ簬瀛樻斁excel鍒楃殑搴忓彿鍜宖ield.
@@ -451,13 +479,18 @@
                         {
                             propertyName = field.getName() + "." + attr.targetAttr();
                         }
-                        else if (StringUtils.isNotEmpty(attr.readConverterExp()))
+                        if (StringUtils.isNotEmpty(attr.readConverterExp()))
                         {
                             val = reverseByExp(Convert.toStr(val), attr.readConverterExp(), attr.separator());
                         }
                         else if (StringUtils.isNotEmpty(attr.dictType()))
                         {
-                            val = reverseDictByExp(Convert.toStr(val), attr.dictType(), attr.separator());
+                            if (!sysDictMap.containsKey(attr.dictType() + val))
+                            {
+                                String dictValue = reverseDictByExp(Convert.toStr(val), attr.dictType(), attr.separator());
+                                sysDictMap.put(attr.dictType() + val, dictValue);
+                            }
+                            val = sysDictMap.get(attr.dictType() + val);
                         }
                         else if (!attr.handler().equals(ExcelHandlerAdapter.class))
                         {
@@ -770,6 +803,8 @@
         titleFont.setFontHeightInPoints((short) 16);
         titleFont.setBold(true);
         style.setFont(titleFont);
+        DataFormat dataFormat = wb.createDataFormat();
+        style.setDataFormat(dataFormat.getFormat("@"));
         styles.put("title", style);
 
         style = wb.createCellStyle();
@@ -832,6 +867,9 @@
                 headerFont.setBold(true);
                 headerFont.setColor(excel.headerColor().index);
                 style.setFont(headerFont);
+                // 璁剧疆琛ㄦ牸澶村崟鍏冩牸鏂囨湰褰㈠紡
+                DataFormat dataFormat = wb.createDataFormat();
+                style.setDataFormat(dataFormat.getFormat("@"));
                 headerStyles.put(key, style);
             }
         }
@@ -849,32 +887,64 @@
         Map<String, CellStyle> styles = new HashMap<String, CellStyle>();
         for (Object[] os : fields)
         {
+            Field field = (Field) os[0];
             Excel excel = (Excel) os[1];
-            String key = StringUtils.format("data_{}_{}_{}", excel.align(), excel.color(), excel.backgroundColor());
-            if (!styles.containsKey(key))
+            if (Collection.class.isAssignableFrom(field.getType()))
             {
-                CellStyle style = wb.createCellStyle();
-                style.setAlignment(excel.align());
-                style.setVerticalAlignment(VerticalAlignment.CENTER);
-                style.setBorderRight(BorderStyle.THIN);
-                style.setRightBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
-                style.setBorderLeft(BorderStyle.THIN);
-                style.setLeftBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
-                style.setBorderTop(BorderStyle.THIN);
-                style.setTopBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
-                style.setBorderBottom(BorderStyle.THIN);
-                style.setBottomBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
-                style.setFillPattern(FillPatternType.SOLID_FOREGROUND);
-                style.setFillForegroundColor(excel.backgroundColor().getIndex());
-                Font dataFont = wb.createFont();
-                dataFont.setFontName("Arial");
-                dataFont.setFontHeightInPoints((short) 10);
-                dataFont.setColor(excel.color().index);
-                style.setFont(dataFont);
-                styles.put(key, style);
+                ParameterizedType pt = (ParameterizedType) field.getGenericType();
+                Class<?> subClass = (Class<?>) pt.getActualTypeArguments()[0];
+                List<Field> subFields = FieldUtils.getFieldsListWithAnnotation(subClass, Excel.class);
+                for (Field subField : subFields)
+                {
+                    Excel subExcel = subField.getAnnotation(Excel.class);
+                    annotationDataStyles(styles, subField, subExcel);
+                }
+            }
+            else
+            {
+                annotationDataStyles(styles, field, excel);
             }
         }
         return styles;
+    }
+
+    /**
+     * 鏍规嵁Excel娉ㄨВ鍒涘缓琛ㄦ牸鍒楁牱寮�
+     * 
+     * @param styles 鑷畾涔夋牱寮忓垪琛�
+     * @param field  灞炴�у垪淇℃伅
+     * @param excel  娉ㄨВ淇℃伅
+     */
+    public void annotationDataStyles(Map<String, CellStyle> styles, Field field, Excel excel)
+    {
+        String key = StringUtils.format("data_{}_{}_{}_{}", excel.align(), excel.color(), excel.backgroundColor(), excel.cellType());
+        if (!styles.containsKey(key))
+        {
+            CellStyle style = wb.createCellStyle();
+            style.setAlignment(excel.align());
+            style.setVerticalAlignment(VerticalAlignment.CENTER);
+            style.setBorderRight(BorderStyle.THIN);
+            style.setRightBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
+            style.setBorderLeft(BorderStyle.THIN);
+            style.setLeftBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
+            style.setBorderTop(BorderStyle.THIN);
+            style.setTopBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
+            style.setBorderBottom(BorderStyle.THIN);
+            style.setBottomBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
+            style.setFillPattern(FillPatternType.SOLID_FOREGROUND);
+            style.setFillForegroundColor(excel.backgroundColor().getIndex());
+            Font dataFont = wb.createFont();
+            dataFont.setFontName("Arial");
+            dataFont.setFontHeightInPoints((short) 10);
+            dataFont.setColor(excel.color().index);
+            style.setFont(dataFont);
+            if (ColumnType.TEXT == excel.cellType())
+            {
+                DataFormat dataFormat = wb.createDataFormat();
+                style.setDataFormat(dataFormat.getFormat("@"));
+            }
+            styles.put(key, style);
+        }
     }
 
     /**
@@ -891,7 +961,7 @@
         if (isSubList())
         {
             // 濉厖榛樿鏍峰紡锛岄槻姝㈠悎骞跺崟鍏冩牸鏍峰紡澶辨晥
-            sheet.setDefaultColumnStyle(column, styles.get(StringUtils.format("data_{}_{}_{}", attr.align(), attr.color(), attr.backgroundColor())));
+            sheet.setDefaultColumnStyle(column, styles.get(StringUtils.format("data_{}_{}_{}_{}", attr.align(), attr.color(), attr.backgroundColor(), attr.cellType())));
             if (attr.needMerge())
             {
                 sheet.addMergedRegion(new CellRangeAddress(rownum - 1, rownum, column, column));
@@ -909,7 +979,7 @@
      */
     public void setCellVo(Object value, Excel attr, Cell cell)
     {
-        if (ColumnType.STRING == attr.cellType())
+        if (ColumnType.STRING == attr.cellType() || ColumnType.TEXT == attr.cellType())
         {
             String cellValue = Convert.toStr(value);
             // 瀵逛簬浠讳綍浠ヨ〃杈惧紡瑙﹀彂瀛楃 =-+@寮�澶寸殑鍗曞厓鏍硷紝鐩存帴浣跨敤tab瀛楃浣滀负鍓嶇紑锛岄槻姝SV娉ㄥ叆銆�
@@ -986,17 +1056,28 @@
             // 璁剧疆鍒楀
             sheet.setColumnWidth(column, (int) ((attr.width() + 0.72) * 256));
         }
-        if (StringUtils.isNotEmpty(attr.prompt()) || attr.combo().length > 0)
+        if (StringUtils.isNotEmpty(attr.prompt()) || attr.combo().length > 0 || attr.comboReadDict())
         {
-            if (attr.combo().length > 15 || StringUtils.join(attr.combo()).length() > 255)
+            String[] comboArray = attr.combo();
+            if (attr.comboReadDict())
+            {
+                if (!sysDictMap.containsKey("combo_" + attr.dictType()))
+                {
+                    String labels = DictUtils.getDictLabels(attr.dictType());
+                    sysDictMap.put("combo_" + attr.dictType(), labels);
+                }
+                String val = sysDictMap.get("combo_" + attr.dictType());
+                comboArray = StringUtils.split(val, DictUtils.SEPARATOR);
+            }
+            if (comboArray.length > 15 || StringUtils.join(comboArray).length() > 255)
             {
                 // 濡傛灉涓嬫媺鏁板ぇ浜�15鎴栧瓧绗︿覆闀垮害澶т簬255锛屽垯浣跨敤涓�涓柊sheet瀛樺偍锛岄伩鍏嶇敓鎴愮殑妯℃澘涓嬫媺鍊艰幏鍙栦笉鍒�
-                setXSSFValidationWithHidden(sheet, attr.combo(), attr.prompt(), 1, 100, column, column);
+                setXSSFValidationWithHidden(sheet, comboArray, attr.prompt(), 1, 100, column, column);
             }
             else
             {
                 // 鎻愮ず淇℃伅鎴栧彧鑳介�夋嫨涓嶈兘杈撳叆鐨勫垪鍐呭.
-                setPromptOrValidation(sheet, attr.combo(), attr.prompt(), 1, 100, column, column);
+                setPromptOrValidation(sheet, comboArray, attr.prompt(), 1, 100, column, column);
             }
         }
     }
@@ -1021,7 +1102,7 @@
                     CellRangeAddress cellAddress = new CellRangeAddress(subMergedFirstRowNum, subMergedLastRowNum, column, column);
                     sheet.addMergedRegion(cellAddress);
                 }
-                cell.setCellStyle(styles.get(StringUtils.format("data_{}_{}_{}", attr.align(), attr.color(), attr.backgroundColor())));
+                cell.setCellStyle(styles.get(StringUtils.format("data_{}_{}_{}_{}", attr.align(), attr.color(), attr.backgroundColor(), attr.cellType())));
 
                 // 鐢ㄤ簬璇诲彇瀵硅薄涓殑灞炴��
                 Object value = getTargetValue(vo, field, attr);
@@ -1421,46 +1502,86 @@
         List<Field> tempFields = new ArrayList<>();
         tempFields.addAll(Arrays.asList(clazz.getSuperclass().getDeclaredFields()));
         tempFields.addAll(Arrays.asList(clazz.getDeclaredFields()));
-        for (Field field : tempFields)
+        if (StringUtils.isNotEmpty(includeFields))
         {
-            if (!ArrayUtils.contains(this.excludeFields, field.getName()))
+            for (Field field : tempFields)
             {
-                // 鍗曟敞瑙�
-                if (field.isAnnotationPresent(Excel.class))
+                if (ArrayUtils.contains(this.includeFields, field.getName()) || field.isAnnotationPresent(Excels.class))
                 {
-                    Excel attr = field.getAnnotation(Excel.class);
-                    if (attr != null && (attr.type() == Type.ALL || attr.type() == type))
+                    addField(fields, field);
+                }
+            }
+        }
+        else if (StringUtils.isNotEmpty(excludeFields))
+        {
+            for (Field field : tempFields)
+            {
+                if (!ArrayUtils.contains(this.excludeFields, field.getName()))
+                {
+                    addField(fields, field);
+                }
+            }
+        }
+        else
+        {
+            for (Field field : tempFields)
+            {
+                addField(fields, field);
+            }
+        }
+        return fields;
+    }
+
+    /**
+     * 娣诲姞瀛楁淇℃伅
+     */
+    public void addField(List<Object[]> fields, Field field)
+    {
+        // 鍗曟敞瑙�
+        if (field.isAnnotationPresent(Excel.class))
+        {
+            Excel attr = field.getAnnotation(Excel.class);
+            if (attr != null && (attr.type() == Type.ALL || attr.type() == type))
+            {
+                field.setAccessible(true);
+                fields.add(new Object[] { field, attr });
+            }
+            if (Collection.class.isAssignableFrom(field.getType()))
+            {
+                subMethod = getSubMethod(field.getName(), clazz);
+                ParameterizedType pt = (ParameterizedType) field.getGenericType();
+                Class<?> subClass = (Class<?>) pt.getActualTypeArguments()[0];
+                this.subFields = FieldUtils.getFieldsListWithAnnotation(subClass, Excel.class);
+            }
+        }
+
+        // 澶氭敞瑙�
+        if (field.isAnnotationPresent(Excels.class))
+        {
+            Excels attrs = field.getAnnotation(Excels.class);
+            Excel[] excels = attrs.value();
+            for (Excel attr : excels)
+            {
+                if (StringUtils.isNotEmpty(includeFields))
+                {
+                    if (ArrayUtils.contains(this.includeFields, field.getName() + "." + attr.targetAttr())
+                            && (attr != null && (attr.type() == Type.ALL || attr.type() == type)))
                     {
                         field.setAccessible(true);
                         fields.add(new Object[] { field, attr });
                     }
-                    if (Collection.class.isAssignableFrom(field.getType()))
-                    {
-                        subMethod = getSubMethod(field.getName(), clazz);
-                        ParameterizedType pt = (ParameterizedType) field.getGenericType();
-                        Class<?> subClass = (Class<?>) pt.getActualTypeArguments()[0];
-                        this.subFields = FieldUtils.getFieldsListWithAnnotation(subClass, Excel.class);
-                    }
                 }
-
-                // 澶氭敞瑙�
-                if (field.isAnnotationPresent(Excels.class))
+                else
                 {
-                    Excels attrs = field.getAnnotation(Excels.class);
-                    Excel[] excels = attrs.value();
-                    for (Excel attr : excels)
+                    if (!ArrayUtils.contains(this.excludeFields, field.getName() + "." + attr.targetAttr())
+                            && (attr != null && (attr.type() == Type.ALL || attr.type() == type)))
                     {
-                        if (!ArrayUtils.contains(this.excludeFields, field.getName() + "." + attr.targetAttr())
-                                && (attr != null && (attr.type() == Type.ALL || attr.type() == type)))
-                        {
-                            field.setAccessible(true);
-                            fields.add(new Object[] { field, attr });
-                        }
+                        field.setAccessible(true);
+                        fields.add(new Object[] { field, attr });
                     }
                 }
             }
         }
-        return fields;
     }
 
     /**

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