JXL读取Excel代码示例_openjxl示例-优快云博客

本文提供了一个使用JXL库读取Excel文件的示例代码，包括如何获取工作簿、工作表、行数和列数，并将数据存储到HashMap中。

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JXL读取excel代码示例

import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStream; import java.util.HashMap; import jxl.Cell; import jxl.Sheet; import jxl.Workbook; import jxl.read.biff.BiffException; import org.apache.struts.upload.FormFile; /** * @author Hay Vanpull * */ public class JXLTOOL { private Workbook workbook = null; // 工作部对象 private HashMap<String, String> mapData = null; // data数据 private Sheet sheet = null; // 工作表 public int totalRows = 0; // 总行数 public int totalCells = 0; // 总列数 /** * 以一个InputStream为参数的构造器 * * @param inputStream * @throws IOException * @throws BiffException */ public JXLTOOL(InputStream inputStream) throws BiffException, IOException { this.workbook = Workbook.getWorkbook(inputStream); this.sheet = this.workbook.getSheet(0); this.getRows(); this.getCells(); } /** * 以一个Struts FormFile为参数的构造器 * * @param file * @throws IOException * @throws FileNotFoundException * @throws BiffException */ public JXLTOOL(FormFile file) throws FileNotFoundException, IOException, BiffException { this(file.getInputStream()); } /** * 以一个File为参数的构造器 * * @param file * @throws IOException * @throws BiffException */ public JXLTOOL(File file) throws BiffException, IOException { this(new FileInputStream(file)); } /** * 以一个文件路径path的构造器 * * @param filePath * @throws IOException * @throws BiffException */ public JXLTOOL(String filePath) throws BiffException, IOException { this(new File(filePath)); } /** * 把所有数据放到一个map中去,key为行号加列号 * * @return */ public HashMap<String, String> getExcelDate() { mapData = new HashMap<String, String>(); for (int i = 0; i < this.totalRows; i++) { for (int j = 0; j < this.totalCells; j++) { this.mapData.put(i + "" + j, this.getData(j, i)); } } return this.mapData; } /** * 得到总行数 */ private void getRows() { this.totalRows = sheet.getRows(); } /** * 得到总列数 */ private void getCells() { this.totalCells = this.sheet.getColumns(); } /** * 得到数据 * * @param cell * @param row * @return */ private String getData(int cell, int row) { Cell rs = this.sheet.getCell(cell, row); return rs.getContents(); } }

摘自：http://www.blogjava.net/hwpok/archive/2008/08/13/221782.html