EasyExcel 设置边框样式（线条类型和线条颜色）

╰+哭是因爲堅強的太久メ 2022-10-17 05:24 581阅读 0赞

### 1 Maven配置 ###

<dependency>
                <groupId>cn.hutool</groupId>
                <artifactId>hutool-all</artifactId>
                <version>5.5.1</version>
            </dependency>
            
            <dependency>
                <groupId>com.alibaba</groupId>
                <artifactId>easyexcel</artifactId>
                <version>2.2.8</version>
            </dependency>
            <dependency>
                <groupId>org.projectlombok</groupId>
                <artifactId>lombok</artifactId>
                <optional>true</optional>
            </dependency>

### 2 调试代码 ###

/**
         * 导出（设置边框样式（线条类型和线条颜色））
         *
         * @param response
         */
        @GetMapping("/exportBorderStyle")
        public void exportBorderStyle(HttpServletResponse response) {
            try {
                //生成表格数据
                List<List<Object>> dataList = new ArrayList<>();
                dataList.add(new ArrayList<>(Arrays.asList(new Object[]{"表头11", "表头2", "表头3", "表头4"})));
                dataList.add(new ArrayList<>(Arrays.asList(new Object[]{"表头17777777777", "表头2", "表头3", "表头4444"})));
                dataList.add(new ArrayList<>(Arrays.asList(new Object[]{"表头31", "表头2", "表头3", "表头4"})));
                //导出文件
                String fileName = new String("文件名称.xlsx".getBytes(), "UTF-8");
    
                List<CellStyleModel> cellStyleList = new ArrayList<>();
                //第一种方式四条边框一起设置线条类型和边框颜色
                //设置单元格边框类型和边框颜色
                cellStyleList.add(CellStyleModel.createBorderCellStyleModel("模板", 0, 0, BorderStyle.DOUBLE, IndexedColors.RED));
    
                //第二种方式四条边框分开设置线条类型和边框颜色
                //设置单元格边框类型和边框颜色
                cellStyleList.add(CellStyleModel.createBorderCellStyleModel("模板", 0, 1, BorderStyle.DOUBLE, BorderStyle.DOUBLE
                        , BorderStyle.DOUBLE, BorderStyle.DOUBLE, IndexedColors.RED, IndexedColors.RED, IndexedColors.RED, IndexedColors.RED));
    
                //第三种方式四条边框单独设置线条类型和边框颜色
                cellStyleList.add(CellStyleModel.createTopBorderLineTypeCellStyleModel("模板", 1, 2, BorderStyle.THIN));
                cellStyleList.add(CellStyleModel.createRightBorderLineTypeCellStyleModel("模板", 1, 0, BorderStyle.DOUBLE));
                cellStyleList.add(CellStyleModel.createBottomBorderLineTypeCellStyleModel("模板", 1, 0, BorderStyle.DOTTED));
                cellStyleList.add(CellStyleModel.createLeftBorderLineTypeCellStyleModel("模板", 1, 2, BorderStyle.MEDIUM));
                cellStyleList.add(CellStyleModel.createTopBorderColorCellStyleModel("模板", 1, 2, IndexedColors.BLUE));
                cellStyleList.add(CellStyleModel.createRightBorderColorCellStyleModel("模板", 1, 0, IndexedColors.BLUE));
                cellStyleList.add(CellStyleModel.createBottomBorderColorCellStyleModel("模板", 1, 0, IndexedColors.BLUE));
                cellStyleList.add(CellStyleModel.createLeftBorderColorCellStyleModel("模板", 1, 2, IndexedColors.BLUE));
    
                response.addHeader("Content-Disposition", "filename=" + fileName);
                //设置类型，扩展名为.xls
                response.setContentType("application/vnd.ms-excel");
                ExcelWriter excelWriter = EasyExcel.write(response.getOutputStream()).registerWriteHandler(new CustomCellStyleHandler(cellStyleList)).build();
                WriteSheet writeSheet = EasyExcel.writerSheet("模板").build();
                excelWriter.write(dataList, writeSheet);
                //千万别忘记finish 会帮忙关闭流
                excelWriter.finish();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }

### 3 调试结果 ###

![20210601212016124.png][]

### 注： ###

（1）有关CellStyleModel和CustomCellStyleHandler的源码请查看以下博客。

[EasyExcel 批量设置单元格样式（字体样式、背景颜色、边框样式、对齐方式、自动换行）][EasyExcel]

[20210601212016124.png]: /images/20221014/7da8670a6983451d92ddb8cdc99ead2f.png
[EasyExcel]: https://blog.csdn.net/qq_38974638/article/details/114841208