forked from github/dataease
76 lines
2.9 KiB
Java
76 lines
2.9 KiB
Java
package io.dataease.commons.utils;
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import com.google.gson.Gson;
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import io.dataease.datasource.dto.TableFiled;
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import java.io.FileInputStream;
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import java.io.InputStream;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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public class ExcelReaderUtil {
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//excel2003扩展名
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public static final String EXCEL03_EXTENSION = ".xls";
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//excel2007扩展名
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public static final String EXCEL07_EXTENSION = ".xlsx";
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public static void sendRows(String filePath, String sheetName, int sheetIndex, int curRow, List<String> cellList) {
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StringBuffer oneLineSb = new StringBuffer();
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oneLineSb.append(filePath);
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oneLineSb.append("--");
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oneLineSb.append("sheet" + sheetIndex);
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oneLineSb.append("::" + sheetName);//加上sheet名
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oneLineSb.append("--");
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oneLineSb.append("row" + curRow);
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oneLineSb.append("::");
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// map.put(cellList.get(9),cellList.get(0)) ;
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for (String cell : cellList) {
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oneLineSb.append(cell.trim());
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oneLineSb.append("|");
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}
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String oneLine = oneLineSb.toString();
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if (oneLine.endsWith("|")) {
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oneLine = oneLine.substring(0, oneLine.lastIndexOf("|"));
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}// 去除最后一个分隔符
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System.out.println(oneLine);
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}
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/**
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* 读取excel文件路径
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* @param fileName 文件路径
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* @throws Exception
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*/
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public static void readExcel(String fileName, InputStream inputStream) throws Exception {
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if (fileName.endsWith(EXCEL03_EXTENSION)) { //处理excel2003文件
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ExcelXlsReader excelXls=new ExcelXlsReader();
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excelXls.process(inputStream);
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System.out.println(excelXls.totalSheets.size());
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System.out.println(excelXls.totalSheets.get(0).getSheetName());
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for (TableFiled field : excelXls.totalSheets.get(0).getFields()) {
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System.out.println(new Gson().toJson(field));
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}
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System.out.println(excelXls.totalSheets.get(0).getData().get(0));
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} else if (fileName.endsWith(EXCEL07_EXTENSION)) {//处理excel2007文件
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ExcelXlsxReader excelXlsxReader = new ExcelXlsxReader();
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excelXlsxReader.process(inputStream);
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System.out.println(excelXlsxReader.totalSheets.size());
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System.out.println(excelXlsxReader.totalSheets.get(0).getSheetName());
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for (TableFiled field : excelXlsxReader.totalSheets.get(0).getFields()) {
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System.out.println(new Gson().toJson(field));
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}
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System.out.println(excelXlsxReader.totalSheets.get(0).getData().get(0));
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} else {
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throw new Exception("文件格式错误，fileName的扩展名只能是xls或xlsx。");
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}
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}
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public static void main(String[] args) throws Exception {
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ExcelReaderUtil.readExcel("111.xls", new FileInputStream("/Users/taojinlong/Desktop/111.xls"));
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}
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}
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