From a907f8485c9d8bea82c71be7364c4c511e5e429a Mon Sep 17 00:00:00 2001 From: wzy1024 <395778325@qq.com> Date: Tue, 4 Apr 2023 11:58:26 +0800 Subject: [PATCH] =?UTF-8?q?=E5=AF=BC=E5=87=BAExcel=EF=BC=8C@Excel=E6=B3=A8?= =?UTF-8?q?=E8=A7=A3=E4=BD=BF=E7=94=A8dictType=E5=B1=9E=E6=80=A7=E6=97=B6?= =?UTF-8?q?=EF=BC=8C=E5=A6=82=E6=9E=9C=E6=9C=89=E5=A4=A7=E9=87=8F=E7=9A=84?= =?UTF-8?q?=E5=AD=97=E5=85=B8=E6=95=B0=E6=8D=AE=EF=BC=8C=E5=B0=B1=E4=BC=9A?= =?UTF-8?q?=E6=9C=89=E5=A4=A7=E9=87=8F=E7=9A=84=E6=9F=A5=E8=AF=A2redis(?= =?UTF-8?q?=E6=89=93=E5=BC=80=E3=80=81=E5=85=B3=E9=97=AD)=EF=BC=8C?= =?UTF-8?q?=E5=AF=BC=E8=87=B4=E7=89=B9=E5=88=AB=E6=85=A2=E3=80=82=E4=BA=8E?= =?UTF-8?q?=E6=98=AF=E4=BD=BF=E7=94=A8map=E5=AD=98=E5=82=A8=E5=AD=97?= =?UTF-8?q?=E5=85=B8=E6=95=B0=E6=8D=AE=EF=BC=8C=E7=9B=B8=E5=90=8C=E7=9A=84?= =?UTF-8?q?key=E5=B0=B1=E4=B8=8D=E9=9C=80=E8=A6=81=E5=86=8D=E6=AC=A1?= =?UTF-8?q?=E5=8E=BB=E6=9F=A5=E8=AF=A2redis=EF=BC=8C=E5=A4=A7=E5=A4=A7?= =?UTF-8?q?=E6=8F=90=E9=AB=98=E4=BA=86=E5=AF=BC=E5=87=BA=E6=95=88=E7=8E=87?= =?UTF-8?q?=E3=80=82?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../com/ruoyi/common/utils/poi/ExcelUtil.java | 107 ++++++------------ 1 file changed, 37 insertions(+), 70 deletions(-) diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java index 4330d8fd..76b5bf46 100644 --- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java +++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java @@ -1,74 +1,5 @@ package com.ruoyi.common.utils.poi; -import java.io.File; -import java.io.FileOutputStream; -import java.io.IOException; -import java.io.InputStream; -import java.io.OutputStream; -import java.lang.reflect.Field; -import java.lang.reflect.Method; -import java.lang.reflect.ParameterizedType; -import java.math.BigDecimal; -import java.text.DecimalFormat; -import java.time.LocalDate; -import java.time.LocalDateTime; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.Collection; -import java.util.Comparator; -import java.util.Date; -import java.util.HashMap; -import java.util.List; -import java.util.Map; -import java.util.Set; -import java.util.UUID; -import java.util.stream.Collectors; -import javax.servlet.http.HttpServletResponse; -import org.apache.commons.lang3.ArrayUtils; -import org.apache.commons.lang3.RegExUtils; -import org.apache.commons.lang3.reflect.FieldUtils; -import org.apache.poi.hssf.usermodel.HSSFClientAnchor; -import org.apache.poi.hssf.usermodel.HSSFPicture; -import org.apache.poi.hssf.usermodel.HSSFPictureData; -import org.apache.poi.hssf.usermodel.HSSFShape; -import org.apache.poi.hssf.usermodel.HSSFSheet; -import org.apache.poi.hssf.usermodel.HSSFWorkbook; -import org.apache.poi.ooxml.POIXMLDocumentPart; -import org.apache.poi.ss.usermodel.BorderStyle; -import org.apache.poi.ss.usermodel.Cell; -import org.apache.poi.ss.usermodel.CellStyle; -import org.apache.poi.ss.usermodel.CellType; -import org.apache.poi.ss.usermodel.ClientAnchor; -import org.apache.poi.ss.usermodel.DataValidation; -import org.apache.poi.ss.usermodel.DataValidationConstraint; -import org.apache.poi.ss.usermodel.DataValidationHelper; -import org.apache.poi.ss.usermodel.DateUtil; -import org.apache.poi.ss.usermodel.Drawing; -import org.apache.poi.ss.usermodel.FillPatternType; -import org.apache.poi.ss.usermodel.Font; -import org.apache.poi.ss.usermodel.HorizontalAlignment; -import org.apache.poi.ss.usermodel.IndexedColors; -import org.apache.poi.ss.usermodel.Name; -import org.apache.poi.ss.usermodel.PictureData; -import org.apache.poi.ss.usermodel.Row; -import org.apache.poi.ss.usermodel.Sheet; -import org.apache.poi.ss.usermodel.VerticalAlignment; -import org.apache.poi.ss.usermodel.Workbook; -import org.apache.poi.ss.usermodel.WorkbookFactory; -import org.apache.poi.ss.util.CellRangeAddress; -import org.apache.poi.ss.util.CellRangeAddressList; -import org.apache.poi.util.IOUtils; -import org.apache.poi.xssf.streaming.SXSSFWorkbook; -import org.apache.poi.xssf.usermodel.XSSFClientAnchor; -import org.apache.poi.xssf.usermodel.XSSFDataValidation; -import org.apache.poi.xssf.usermodel.XSSFDrawing; -import org.apache.poi.xssf.usermodel.XSSFPicture; -import org.apache.poi.xssf.usermodel.XSSFShape; -import org.apache.poi.xssf.usermodel.XSSFSheet; -import org.apache.poi.xssf.usermodel.XSSFWorkbook; -import org.openxmlformats.schemas.drawingml.x2006.spreadsheetDrawing.CTMarker; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; import com.ruoyi.common.annotation.Excel; import com.ruoyi.common.annotation.Excel.ColumnType; import com.ruoyi.common.annotation.Excel.Type; @@ -84,6 +15,32 @@ import com.ruoyi.common.utils.file.FileTypeUtils; import com.ruoyi.common.utils.file.FileUtils; import com.ruoyi.common.utils.file.ImageUtils; import com.ruoyi.common.utils.reflect.ReflectUtils; +import org.apache.commons.lang3.ArrayUtils; +import org.apache.commons.lang3.RegExUtils; +import org.apache.commons.lang3.reflect.FieldUtils; +import org.apache.poi.hssf.usermodel.*; +import org.apache.poi.ooxml.POIXMLDocumentPart; +import org.apache.poi.ss.usermodel.*; +import org.apache.poi.ss.util.CellRangeAddress; +import org.apache.poi.ss.util.CellRangeAddressList; +import org.apache.poi.util.IOUtils; +import org.apache.poi.xssf.streaming.SXSSFWorkbook; +import org.apache.poi.xssf.usermodel.*; +import org.openxmlformats.schemas.drawingml.x2006.spreadsheetDrawing.CTMarker; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import javax.servlet.http.HttpServletResponse; +import java.io.*; +import java.lang.reflect.Field; +import java.lang.reflect.Method; +import java.lang.reflect.ParameterizedType; +import java.math.BigDecimal; +import java.text.DecimalFormat; +import java.time.LocalDate; +import java.time.LocalDateTime; +import java.util.*; +import java.util.stream.Collectors; /** * Excel相关处理 @@ -98,6 +55,12 @@ public class ExcelUtil public static final String[] FORMULA_STR = { "=", "-", "+", "@" }; + /** + * 导出Excel时，如果有大量的字典数据，就会有大量的查询redis(打开、关闭)，导致特别慢。 + * 于是使用map存储字典数据，相同的key就不需要再次去查询redis + */ + public Map sysDictMap = new HashMap(); + /** * Excel sheet最大行数，默认65536 */ @@ -1034,7 +997,11 @@ public class ExcelUtil } else if (StringUtils.isNotEmpty(dictType) && StringUtils.isNotNull(value)) { - cell.setCellValue(convertDictByExp(Convert.toStr(value), dictType, separator)); + if (!sysDictMap.containsKey(dictType+value)){ + String lable = convertDictByExp(Convert.toStr(value), dictType, separator); + sysDictMap.put(dictType+value,lable); + } + cell.setCellValue(sysDictMap.get(dictType+value)); } else if (value instanceof BigDecimal && -1 != attr.scale()) {