EasyExcel实现下载模板

实体类：

package com.aicut.monitor.domain;import com.alibaba.excel.annotation.ExcelIgnore;
import com.alibaba.excel.annotation.ExcelIgnoreUnannotated;
import com.alibaba.excel.annotation.ExcelProperty;
import com.alibaba.excel.annotation.write.style.ColumnWidth;
import com.fasterxml.jackson.annotation.JsonFormat;
import com.ruoyi.common.core.domain.BaseEntity;
import io.swagger.v3.oas.annotations.media.Schema;
import lombok.Getter;
import lombok.Setter;
import org.springframework.format.annotation.DateTimeFormat;import java.util.Date;/*** 切刀管控台账* @author zhangzhi*/
@ExcelIgnoreUnannotated
@Getter
@Setter
public class CutterControl extends BaseEntity {/** 主键 */@ExcelIgnore@Schema(description = "主键")private Long id;/** 工厂编码 */@ExcelProperty(value = "工厂编码")@Schema(description = "工厂编码")private String factoryCode;/** 产线编码 */@ExcelProperty(value = "产线编码")@Schema(description = "产线编码")private String productionLineCode;/** 设备编号 */@ExcelProperty(value = "设备编号")@Schema(description = "设备编号")private String deviceNumber;/** 设备名称 */@ExcelProperty(value = "设备名称")@Schema(description = "设备名称")private String deviceName;@ExcelProperty(value = "检测刀具编码")@Schema(description = "检测刀具编码")private String cutterCode;@ExcelProperty(value = {"换刀位置", "上刀左"},index = 5)@Schema(description = "换刀位置上刀左")private Integer toolChangePosTopLeft;@ExcelProperty(value = {"换刀位置", "上刀中"},index = 6)@Schema(description = "换刀位置上刀中")private Integer toolChangePosTopCenter;@ExcelProperty(value = {"换刀位置", "上刀右"},index = 7)@Schema(description = "换刀位置上刀右")private Integer toolChangePosTopRight;@ExcelProperty(value = {"换刀位置", "下刀左"},index = 8)@Schema(description = "换刀位置下刀左")private Integer toolChangePosBottomLeft;@ExcelProperty(value = {"换刀位置", "下刀中"},index = 9)@Schema(description = "换刀位置下刀中")private Integer toolChangePosBottomCenter;@ExcelProperty(value = {"换刀位置", "下刀右"},index = 10)@Schema(description = "换刀位置下刀右")private Integer toolChangePosBottomRight;@ExcelProperty(value = {"累计分切米数", "上刀左"},index = 11)@Schema(description = "累计分切米数上刀左")private Integer cuttingMetersTopLeft;@ExcelProperty(value = {"累计分切米数", "上刀中"},index = 12)@Schema(description = "累计分切米数上刀中")private Integer cuttingMetersTopCenter;@ExcelProperty(value = {"累计分切米数", "上刀右"},index = 13)@Schema(description = "累计分切米数上刀右")private Integer cuttingMetersTopRight;@ExcelProperty(value = {"累计分切米数", "下刀左"},index = 14)@Schema(description = "累计分切米数下刀左")private Integer cuttingMetersBottomLeft;@ExcelProperty(value = {"累计分切米数", "下刀中"},index = 15)@Schema(description = "累计分切米数下刀中")private Integer cuttingMetersBottomCenter;@ExcelProperty(value = {"累计分切米数", "下刀右"},index = 16)@Schema(description = "累计分切米数下刀右")private Integer cuttingMetersBottomRight;/** 换刀时间 */@JsonFormat(timezone="GMT+8", pattern="yyyy-MM-dd HH:mm:ss")@DateTimeFormat(pattern="yyyy-MM-dd HH:mm:ss")@ExcelProperty(value = "换刀时间")@ColumnWidth(20)@Schema(description = "换刀时间")private Date cutterChangeTime;/** 上刀数 */@ExcelProperty(value = "上刀数")@Schema(description = "上刀数")private Integer upperKnifeNumber;/** 下刀数 */@ExcelProperty(value = "下刀数")@Schema(description = "下刀数")private Integer lowerKnifeNumber;@ExcelProperty(value = "更换人员")@Schema(description = "更换人员")private String modifyUser;/** 备注 */@ExcelProperty(value = "备注")@Schema(description = "备注")private String remark;}

导出模板到网页

@PostMapping("/importTemplate")public void importTemplate(HttpServletResponse response) throws UnsupportedEncodingException {String fileName = "切刀管控台账数据模板.xlsx";fileName = URLEncoder.encode(fileName, "UTF-8");response.setContentType("application/vnd.ms-excel");response.setCharacterEncoding("utf8");response.setHeader("Content-disposition", "attachment;filename=" + fileName );try {EasyExcel.write(response.getOutputStream(),CutterControl.class).sheet("切刀管控台账数据").doWrite(new ArrayList<CutterControl>());}catch (Exception e){log.error(e.getMessage());}}

导出结果：