新增装置统计
liuguijing
2 years ago
parent
4a586fc9de
commit
05c1f4e40b
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package com.shxy.xymanager_common.dto;
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import lombok.Data;
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import java.io.Serializable;
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import java.math.BigInteger;
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import java.util.Date;
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@Data
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public class TerminalsAndPositionDto implements Serializable {
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private Integer id;
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private Integer towerId;
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private String cmdId;
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private Double latitude;
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private Double longitude;
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private Integer radius;
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private static final long serialVersionUID = 1L;
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}
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package com.shxy.xymanager_common.excelbean;
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import com.alibaba.excel.annotation.ExcelProperty;
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import com.alibaba.excel.annotation.write.style.ColumnWidth;
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import io.swagger.annotations.ApiModel;
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import io.swagger.annotations.ApiModelProperty;
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import lombok.Data;
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import java.io.Serializable;
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import java.math.BigInteger;
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import java.util.Date;
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import java.util.List;
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/**
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* 设备信息列表
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*/
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@Data
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@ApiModel(value = "设备列表excel", description = "设备列表excel")
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public class TerminalListExcelModel implements Serializable {
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@ColumnWidth(20)
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@ExcelProperty("线路名称")
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@ApiModelProperty(value = "线路名称", example = "123456")
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private String lineName;
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@ColumnWidth(20)
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@ExcelProperty("杆塔名称")
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@ApiModelProperty(value = "杆塔名称", example = "123456")
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private String towerName;
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@ColumnWidth(20)
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@ExcelProperty("设备编号")
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@ApiModelProperty(value = "设备编号", example = "123456")
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private String cmdId;
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@ColumnWidth(20)
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@ExcelProperty("纬度")
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@ApiModelProperty(value = "纬度", example = "21321")
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private Double latitude;
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@ColumnWidth(20)
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@ExcelProperty("经度")
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@ApiModelProperty(value = "经度", example = "213")
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private Double longitude;
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@ColumnWidth(20)
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@ExcelProperty("半径")
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@ApiModelProperty(value = "经度", example = "123456")
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private Integer radius;
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}
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package com.shxy.xymanager_common.util;
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import com.alibaba.excel.EasyExcel;
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import com.alibaba.excel.write.builder.ExcelWriterSheetBuilder;
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import com.alibaba.excel.write.handler.RowWriteHandler;
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import com.alibaba.excel.write.metadata.holder.WriteSheetHolder;
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import com.alibaba.excel.write.metadata.holder.WriteTableHolder;
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import com.alibaba.excel.write.metadata.style.WriteCellStyle;
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import com.alibaba.excel.write.style.HorizontalCellStyleStrategy;
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import lombok.AllArgsConstructor;
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import lombok.Data;
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import lombok.NoArgsConstructor;
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import org.apache.poi.ss.usermodel.*;
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import org.apache.poi.ss.util.CellRangeAddress;
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import javax.servlet.http.HttpServletResponse;
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import java.io.IOException;
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import java.net.URLEncoder;
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import java.util.ArrayList;
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import java.util.List;
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public class EasyExcelUtil implements RowWriteHandler {
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private int mergeRowIndex;//从哪一行开始合并
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private int[] mergeColumnIndex;//excel合并的列
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private int[] signNum;//合并的唯一标识
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private int total;//总行数
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private int lastRow;
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private int firstCol;
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private int lastCol;
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private int firstRow;
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private int mergeCount = 1;
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private EasyExcelUtil(){}
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private EasyExcelUtil(int mergeRowIndex, int[] mergeColumnIndex, int[] signNum, int total) {
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this.mergeRowIndex = mergeRowIndex;
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this.mergeColumnIndex = mergeColumnIndex;
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this.signNum = signNum;
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this.total = total;
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}
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/**
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* 导出excel
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* @param response
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* @param fileName 文件名称
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* @param exportList 导出数据
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* @param clazz 导出实体bean class对象
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* @param <T>
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* @throws IOException
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*/
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public static <T> void createExcel(HttpServletResponse response, String fileName, List<T> exportList,
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Class<T> clazz)
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throws IOException {
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createExcel(response,fileName,exportList,clazz,null);
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}
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/**
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* 导出excel
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* @param response
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* @param fileName 文件名称
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* @param exportList 导出数据
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* @param clazz 导出实体bean class对象
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* @param cellMerge 单元格合并规则
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* @param <T>
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* @throws IOException
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*/
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public static <T> void createExcel(HttpServletResponse response, String fileName, List<T> exportList,
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Class<T> clazz, CellMerge cellMerge)
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throws IOException {
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// 设置下载信息
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response.setContentType("application/vnd.ms-excel");
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response.setCharacterEncoding("UTF-8");
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response.setHeader("Access-Control-Expose-Headers", "Content-Disposition");
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response.setHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode(fileName, "UTF-8") + ".xlsx");
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//定义ExcelWriterSheetBuilder
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ExcelWriterSheetBuilder excelWriterSheetBuilder = EasyExcel
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.write(response.getOutputStream(), clazz)
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.sheet(fileName);
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//合并单元格
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if (cellMerge != null) {
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// 从那一行开始合并
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int mergeRowIndex = 1;
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EasyExcelUtil
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excelMergeRowByRowStrategy = new EasyExcelUtil(mergeRowIndex, cellMerge.getMergeColumIndex(),
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cellMerge.getMergeRuleColumIndex(), exportList.size());
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excelWriterSheetBuilder.registerWriteHandler(excelMergeRowByRowStrategy);
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}
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//设置头样式
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WriteCellStyle headWriteCellStyle = new WriteCellStyle();
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//设置内容格式
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WriteCellStyle contentWriteCellStyle = new WriteCellStyle();
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HorizontalCellStyleStrategy horizontalCellStyleStrategy =
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new HorizontalCellStyleStrategy(headWriteCellStyle, contentWriteCellStyle);
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//设计内容居中
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contentWriteCellStyle.setHorizontalAlignment(HorizontalAlignment.CENTER);
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contentWriteCellStyle.setVerticalAlignment(VerticalAlignment.CENTER);
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//设置内容自动换行
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contentWriteCellStyle.setWrapped(true);
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excelWriterSheetBuilder.registerWriteHandler(horizontalCellStyleStrategy);
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//调用doWrite方法
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excelWriterSheetBuilder.doWrite(exportList);
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}
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@Override
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public void beforeRowCreate(WriteSheetHolder writeSheetHolder, WriteTableHolder writeTableHolder, Integer integer, Integer integer1, Boolean aBoolean) {
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}
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@Override
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public void afterRowCreate(WriteSheetHolder writeSheetHolder, WriteTableHolder writeTableHolder, Row row, Integer integer, Boolean aBoolean) {
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}
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@Override
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public void afterRowDispose(WriteSheetHolder writeSheetHolder, WriteTableHolder writeTableHolder, Row row,
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Integer relativeRowIndex, Boolean isHead) {
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//当前行
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int curRowIndex = row.getRowNum();
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//每一行的最大列数
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short lastCellNum = row.getLastCellNum();
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if (curRowIndex == 1) {
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//赋初值 第一行
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firstRow = curRowIndex;
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}
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//开始合并位置
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if (curRowIndex > mergeRowIndex && !row.getCell(0).getStringCellValue().equals("")) {
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for (int i = 0; i < lastCellNum; i++) {
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if (i == mergeColumnIndex[i]) {
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//当前行号 当前行对象 合并的标识位
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mergeWithPrevAnyRow(writeSheetHolder.getSheet(), curRowIndex, row, signNum);
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break;//已经进入到合并单元格操作里面了，执行一次就行
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}
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}
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}
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}
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public void mergeWithPrevAnyRow(Sheet sheet, int curRowIndex, Row row, int[] signNum) {
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Row preRow = row.getSheet().getRow(curRowIndex - 1);
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List<String> rowDataList = new ArrayList<>();
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List<String> preDataList = new ArrayList<>();
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for (int i : signNum) {
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Object currentData =
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row.getCell(i).getCellTypeEnum() == CellType.STRING ? row.getCell(i).getStringCellValue() :
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row.getCell(i).getNumericCellValue();
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Object preData =
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preRow.getCell(i).getCellTypeEnum() == CellType.STRING ? preRow.getCell(i).getStringCellValue() :
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preRow.getCell(i).getNumericCellValue();
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rowDataList.add(String.valueOf(currentData));
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preDataList.add(String.valueOf(preData));
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}
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String rowDataStr = String.join(",", rowDataList);
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String preDataStr = String.join(",", preDataList);
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//判断是否合并单元格
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boolean curEqualsPre = rowDataStr.equals(preDataStr);
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//判断前一个和后一个相同 并且 标识位相同
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if (curEqualsPre) {
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lastRow = curRowIndex;
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mergeCount++;
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}
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//excel过程中合并
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if (!curEqualsPre && mergeCount > 1) {
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mergeSheet(firstRow, lastRow, mergeColumnIndex, sheet);
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mergeCount = 1;
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}
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//excel结尾处合并
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if (mergeCount > 1 && total == curRowIndex) {
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mergeSheet(firstRow, lastRow, mergeColumnIndex, sheet);
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mergeCount = 1;
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}
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if (!curEqualsPre) {
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firstRow = curRowIndex;
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}
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}
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private void mergeSheet(int firstRow, int lastRow, int[] mergeColumnIndex, Sheet sheet) {
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for (int colNum : mergeColumnIndex) {
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firstCol = colNum;
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lastCol = colNum;
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CellRangeAddress cellRangeAddress = new CellRangeAddress(firstRow, lastRow, firstCol, lastCol);
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sheet.addMergedRegion(cellRangeAddress);
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}
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}
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/**
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* 单元格合并类
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*/
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@Data
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@AllArgsConstructor
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@NoArgsConstructor
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public class CellMerge {
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private int[] mergeColumIndex;
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private int[] mergeRuleColumIndex;
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}
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/**
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* 设置单元格合并规则
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* @param mergeColumIndex
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* @param mergeRuleColumIndex
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* @return
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*/
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public static CellMerge setCellMerge(int[] mergeColumIndex,int[] mergeRuleColumIndex){
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EasyExcelUtil excelUtil = new EasyExcelUtil();
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CellMerge cellMerge = excelUtil.new CellMerge();
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cellMerge.setMergeColumIndex(mergeColumIndex);
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cellMerge.setMergeRuleColumIndex(mergeRuleColumIndex);
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return cellMerge;
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}
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}
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