easyExcel导出如何设置细线以及数据居中和自动换行(返回是流)

//返回文件的格式,比如html,现在是设置返回excel类型
        response.setContentType("application/vnd.ms-excel");
        response.setCharacterEncoding("utf-8");
        // 这里URLEncoder.encode可以防止中文乱码 当然和easyexcel没有关系
        response.setHeader("Content-disposition", "attachment;filename=" + fileName + ".xlsx");
        //内容样式
        WriteCellStyle contentWriteCellStyle = new WriteCellStyle();
        contentWriteCellStyle.setBorderLeft(BorderStyle.THIN);//细实线
        contentWriteCellStyle.setBorderTop(BorderStyle.THIN);
        contentWriteCellStyle.setBorderRight(BorderStyle.THIN);
        contentWriteCellStyle.setBorderBottom(BorderStyle.THIN);
        //设计内容居中       
        contentWriteCellStyle.setHorizontalAlignment(HorizontalAlignment.CENTER);      //设置内容自动换行
        contentWriteCellStyle.setWrapped(true);
        //设置头部样式
        WriteCellStyle headWriteCellStyle = new WriteCellStyle();
        //设置头部标题居中    
            headWriteCellStyle.setHorizontalAlignment(HorizontalAlignment.CENTER);
        // 这个策略是 头是头的样式 内容是内容的样式 其他的策略可以自己实现
        HorizontalCellStyleStrategy horizontalCellStyleStrategy =
                new HorizontalCellStyleStrategy(headWriteCellStyle, contentWriteCellStyle);
        //将数据写进流,如果是响应流则写进header对应的文件里
        ExcelWriter excelWriter = EasyExcel.write(response.getOutputStream()).build();
        //指定sheet的名字和头信息
        WriteSheet writeSheet = EasyExcel.writerSheet(0, "日历导出").head(getHead(calendarExportVO.getTitle())).registerWriteHandler(new SimpleColumnWidthStyleStrategy(19)).registerWriteHandler(horizontalCellStyleStrategy).build();
        //将数据真正写入excel中
        excelWriter.write(calendarExportVO.getData(), writeSheet);
        //千万别忘记finish 会帮忙关闭流
        excelWriter.finish();

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转载自blog.csdn.net/linyiwwy/article/details/127403740