BaseDataCacheNew.java
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package com.neotel.webbox.capacitynew.data;
import com.alibaba.excel.EasyExcel;
import com.alibaba.excel.ExcelReader;
import com.alibaba.excel.context.AnalysisContext;
import com.alibaba.excel.event.AnalysisEventListener;
import com.alibaba.excel.metadata.Cell;
import com.alibaba.excel.metadata.data.CellData;
import com.alibaba.excel.read.metadata.ReadSheet;
import com.neotel.webbox.capacitynew.bean.BoxData;
import com.neotel.webbox.capacitynew.bean.BoxSpecialColumnContent;
import com.neotel.webbox.capacitynew.bean.BoxTitle;
import com.neotel.webbox.capacitynew.bean.ReelData;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import org.springframework.util.ResourceUtils;
import javax.annotation.PostConstruct;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.net.URL;
import java.util.*;
@Slf4j
@Component
public class BaseDataCacheNew {
/**
* 料仓基础数据
*/
private static Map<String, BoxData> boxDataMap = new HashMap<>();
/**
* 料仓数据第一级标题
*/
private static List<BoxTitle> boxFirstTitleList = new ArrayList<>();
/**
* 料仓数据第二级标题
*/
private static List<BoxTitle> boxSecondTitleList = new ArrayList<>();
/**
* 料仓数据特殊列标题
*/
private static Map<String, List<BoxSpecialColumnContent>> boxSpecialTitleMap = new HashMap<>();
/**
* 料仓标题循环计数
*/
private static int boxTitleCount = 0;
/**
* 料盘基本数据
*/
private static Map<String, ReelData> reelDataMap = new HashMap<>();
/**
* 料盘表头信息
*/
private static Map<Integer, String> reelTitleMap = new HashMap<>();
@PostConstruct
public void readExcel() {
try {
InputStream fileStream = null;
File file = new File("data_new.xlsx");
if (file.exists()) {
log.info("加载包外数据文件:" + file.getAbsolutePath());
fileStream = new FileInputStream(file);
} else {
URL baseDir = ResourceUtils.getURL("classpath:data_new.xlsx");
fileStream = baseDir.openStream();
log.info("加载默认数据文件:" + baseDir.getPath());
}
try (ExcelReader excelReader = EasyExcel.read(fileStream).build()) {
//开始读取料仓基础数据
ReadSheet readSheet1 = EasyExcel.readSheet(0).head(BoxData.class).headRowNumber(3).registerReadListener(new AnalysisEventListener<BoxData>() {
@Override
public void invoke(BoxData data, AnalysisContext analysisContext) {
//如果特殊列不为空,则进行操作
if (boxSpecialTitleMap != null && !boxSpecialTitleMap.isEmpty()) {
//获取到excel当前行的值
Map<Integer, Cell> cellMap = analysisContext.readRowHolder().getCellMap();
//开始循环遍历值三级标题
for (Map.Entry<String, List<BoxSpecialColumnContent>> entry : boxSpecialTitleMap.entrySet()) {
String specialColumnName = entry.getKey(); //特殊列标题名称
List<BoxSpecialColumnContent> boxSpecialColumnContentList = entry.getValue(); //特殊列下的子标题与坐标
if (boxSpecialColumnContentList != null && boxSpecialColumnContentList.size() > 0) {
List<BoxSpecialColumnContent> boxSpecialColumnContents = new ArrayList<>();
Map<String, List<BoxSpecialColumnContent>> boxSpecialColumnMap = new HashMap<>();
for (BoxSpecialColumnContent boxSpecialColumnContent : boxSpecialColumnContentList) {
Integer index = boxSpecialColumnContent.getIndex();
//根据第三级子标题中的下标,去找内容的值
CellData cellData = (CellData) cellMap.get(index);
if (cellData.getNumberValue() != null || cellData.getStringValue() != null) {
BoxSpecialColumnContent boxSpecialColumnContent1 = new BoxSpecialColumnContent();
boxSpecialColumnContent1.setTitle(boxSpecialColumnContent.getTitle());
boxSpecialColumnContent1.setIndex(index);
boxSpecialColumnContent1.setValue(cellData.getNumberValue() == null ? cellData.getStringValue() : cellData.getNumberValue() + "");
boxSpecialColumnContents.add(boxSpecialColumnContent1);
}
}
if (boxSpecialColumnContents != null && boxSpecialColumnContents.size() > 0) {
boxSpecialColumnMap.put(specialColumnName, boxSpecialColumnContents);
data.setBoxSpecialColumnMap(boxSpecialColumnMap);
}
}
}
}
if (!data.isValid()) {
log.error("料仓表第{}行数据{}异常,忽略", analysisContext.getCurrentRowNum(), data.getBoxName());
} else {
log.info("加载到料仓{}数据", data.getBoxName());
boxDataMap.put(data.getBoxName(), data);
}
}
@Override
public void doAfterAllAnalysed(AnalysisContext analysisContext) {
log.info("料仓数据加载完成,共加载" + boxDataMap.size() + "条有效数据");
}
@Override
public void invokeHeadMap(Map<Integer, String> headMap, AnalysisContext context) {
BoxTitle boxTitle = new BoxTitle();
List<Integer> mergeColumnIndexList = new ArrayList<>();
// boxTitleCount = 0,1,2 分别代表 一,二,三级标题
if (boxTitleCount == 0) {
for (Map.Entry<Integer, String> entry : headMap.entrySet()) {
Integer titleIndex = entry.getKey();
String titleName = entry.getValue();
if (titleName != null) {
if (boxTitle.getTitleName() != null) {
boxTitle.setMergeColumnIndexList(mergeColumnIndexList);
boxFirstTitleList.add(boxTitle);
//如果保存完之后,合并列数和标题内容给置空,给后续标题赋值
boxTitle = new BoxTitle();
mergeColumnIndexList = new ArrayList<>();
}
boxTitle.setTitleName(titleName);
}
mergeColumnIndexList.add(titleIndex);
}
//补一刀,防止后续出现标题一直为空,保存不到第一级标题中
if (boxTitle.getTitleName() != null) {
boxTitle.setMergeColumnIndexList(mergeColumnIndexList);
boxFirstTitleList.add(boxTitle);
}
} else if (boxTitleCount == 1) {
if (boxFirstTitleList != null && boxFirstTitleList.size() > 0) {
int colNumCount = 0;
for (BoxTitle boxFirstTitle : boxFirstTitleList) {
for (Map.Entry<Integer, String> entry : headMap.entrySet()) {
Integer titleIndex = entry.getKey();
String titleName = entry.getValue();
if (boxFirstTitle.getMergeColumnIndexList().contains(titleIndex)) {
if (titleName != null) {
colNumCount++;
if (boxTitle.getTitleName() != null) {
boxTitle.setMergeColumnIndexList(mergeColumnIndexList);
boxSecondTitleList.add(boxTitle);
boxTitle = new BoxTitle();
mergeColumnIndexList = new ArrayList<>();
}
boxTitle.setTitleName(titleName);
}
//判断是否从一开始就为空
if (colNumCount > 0) {
mergeColumnIndexList.add(titleIndex);
}
}
}
//和第一层标题一样,进行补一刀
if (boxTitle.getTitleName() != null) {
boxTitle.setMergeColumnIndexList(mergeColumnIndexList);
boxSecondTitleList.add(boxTitle);
}
}
}
} else if (boxTitleCount == 2) {
if (boxSecondTitleList != null && boxSecondTitleList.size() > 0) {
for (BoxTitle boxSecondTitle : boxSecondTitleList) {
List<BoxSpecialColumnContent> specialColumnList = new ArrayList<>();
for (Map.Entry<Integer, String> entry : headMap.entrySet()) {
Integer titleIndex = entry.getKey();
String titleName = entry.getValue();
if (boxSecondTitle.getMergeColumnIndexList().contains(titleIndex) && titleName != null) {
BoxSpecialColumnContent specialColumnContent = new BoxSpecialColumnContent();
specialColumnContent.setTitle(titleName);
specialColumnContent.setIndex(titleIndex);
specialColumnList.add(specialColumnContent);
}
}
boxSpecialTitleMap.put(boxSecondTitle.getTitleName(), specialColumnList);
}
}
}
boxTitleCount++;
}
}).build();
ReadSheet readSheet2 = EasyExcel.readSheet(1).head(ReelData.class).headRowNumber(1).registerReadListener(new AnalysisEventListener<ReelData>() {
@Override
public void invoke(ReelData reelData, AnalysisContext analysisContext) {
Map<String, Integer> boxSpecialColumn = new HashMap<>();
Map<Integer, Cell> cellMap = analysisContext.readRowHolder().getCellMap();
if (reelTitleMap != null && !reelTitleMap.isEmpty()) {
for (Map.Entry<Integer, String> reelDateHead : reelTitleMap.entrySet()) {
Integer reelTitleIndex = reelDateHead.getKey(); //坐标
String reelTitle = reelDateHead.getValue(); //表头
CellData cellData = (CellData) cellMap.get(reelTitleIndex);
if (cellData != null && cellData.getNumberValue() != null) {
boxSpecialColumn.put(reelTitle, cellData.getNumberValue().intValue());
}
}
}
if (boxSpecialColumn != null && !boxSpecialColumn.isEmpty()) {
reelData.setBoxSpecialColumn(boxSpecialColumn);
}
if (reelData.isValid()) {
log.info("加载到盘{}数据", reelData.getReelSizeStr());
reelDataMap.put(reelData.getReelSizeStr(), reelData);
} else {
log.error("料仓表第{}行数据{}异常,忽略", analysisContext.getCurrentRowNum(), reelData.getReelSizeStr());
}
}
@Override
public void doAfterAllAnalysed(AnalysisContext analysisContext) {
log.info("料盘数据加载完成,共加载" + reelDataMap.size() + "条有效数据");
}
@Override
public void invokeHeadMap(Map<Integer, String> headMap, AnalysisContext context) {
reelTitleMap.putAll(headMap);
}
}).build();
// 这里注意 一定要把sheet1 sheet2 一起传进去，不然有个问题就是03版的excel 会读取多次，浪费性能
excelReader.read(readSheet1, readSheet2);
}
} catch (FileNotFoundException e) {
log.error("未找到数据文件", e);
} catch (Exception ex) {
log.error("读取数据异常", ex);
}
}
public static Collection<BoxData> getBoxDataList() {
return boxDataMap.values();
}
public static BoxData getBoxData(String boxName) {
return boxDataMap.get(boxName);
}
public static Collection<ReelData> getReelDataList() {
return reelDataMap.values();
}
public static ReelData getReelData(String boxName) {
return reelDataMap.get(boxName);
}
}