修改poi工具类

util/src/main/java/com/ccsens/util/PoiUtil.java

@@ -161,31 +161,34 @@ public class PoiUtil {
             }
             List<PoiUtilCell> cells = rows.get(i);
             for (int j = 0; j < cells.size(); j++) {
-                CellStyle style = wb.createCellStyle();
-                //将内容按顺序赋给对应的列对象
                 PoiUtilCell cell = cells.get(j);
-                //如果value是cell_null代表次单元格不需要赋值
-                if (cell.value.equals(WebConstant.CELL_NULL)){
-                    continue;
+                //查找当前单元格
+                Cell newCell = row.getCell(j);
+                if(ObjectUtil.isNull(newCell)){
+                    newCell = row.createCell(j);
+                }
+                //查找当前单元格的样式
+                CellStyle style = newCell.getCellStyle();
+                if(ObjectUtil.isNull(style)){
+                    style = wb.createCellStyle();
+                }
+                //设置内容
+                if (!cell.value.equals(WebConstant.CELL_NULL)){
+                    if(cell.num == 1){
+                        newCell.setCellValue(Integer.parseInt(cell.value));
+                    }else {
+                        newCell.setCellValue(cell.value);
+                    }
                 }
-                Cell newCell = row.createCell(j);
                 //设置行高
                 if (ObjectUtil.isNotNull(cell.height)) {
                     if (j == 0) {
                         row.setHeight(cell.height.shortValue());
                     }
                 }
-
-                if(cell.num == 1){
-//                    newCell.setCellType(cell.cellType);
-                    newCell.setCellValue(Integer.parseInt(cell.value));
-                }else {
-                    newCell.setCellValue(cell.value);
-                }
-
+                //设置水平居中和垂直居中
                 style.setAlignment(cell.style);
                 style.setVerticalAlignment(cell.verticalAlignment);
-
                 //设置跳转路径
                 if (StrUtil.isNotEmpty(cell.path)) {
                     XSSFCreationHelper createHelper = (XSSFCreationHelper) wb.getCreationHelper();
@@ -203,7 +206,49 @@ public class PoiUtil {
                 }
                 //设置自动换行
                 style.setWrapText(true);
+                //将样式添加至单元格
                 newCell.setCellStyle(style);
+
+//                CellStyle style = wb.createCellStyle();
+//                将内容按顺序赋给对应的列对象
+//                如果value是cell_null代表次单元格不需要赋值
+//                if (cell.value.equals(WebConstant.CELL_NULL)){
+//                    continue;
+//                }
+//                Cell newCell = row.createCell(j);
+//                //设置行高
+//                if (ObjectUtil.isNotNull(cell.height)) {
+//                    if (j == 0) {
+//                        row.setHeight(cell.height.shortValue());
+//                    }
+//                }
+//
+//                if(cell.num == 1){
+//                    newCell.setCellValue(Integer.parseInt(cell.value));
+//                }else {
+//                    newCell.setCellValue(cell.value);
+//                }
+//                style.setAlignment(cell.style);
+//                style.setVerticalAlignment(cell.verticalAlignment);
+
+//                //设置跳转路径
+//                if (StrUtil.isNotEmpty(cell.path)) {
+//                    XSSFCreationHelper createHelper = (XSSFCreationHelper) wb.getCreationHelper();
+//                    XSSFHyperlink link = createHelper.createHyperlink(HyperlinkType.URL);
+//                    link.setAddress(cell.path);
+//                    newCell.setHyperlink(link);
+//                    //设置字体颜色
+//                    Font font = wb.createFont();
+//                    font.setColor(Font.COLOR_RED);
+//                    style.setFont(font);
+//                }
+//                //添加函数
+//                if(StrUtil.isNotEmpty(cell.getFunction())) {
+//                    newCell.setCellFormula(cell.getFunction());
+//                }
+//                //设置自动换行
+//                style.setWrapText(true);
+//                newCell.setCellStyle(style);
             }
         }
         return wb;