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我想使用jxl将数据从excel工作表导入到mysql数据库。我需要从本地机器中选择一个文件并读取它的内容并存储在数据库中。我做了一个html页面来选择.XLS类型的文件并发送一个请求到一个jsp页面。在jsp页面中，我正在做所有的读取和复制操作。下面给出的是JSP页面代码：如何使用jxl将excel表单数据导入到mysql数据库？
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@page import="java.io.*,java.sql.*,java.util.*,jxl.*, jxl.read.biff.BiffException"%>
<%@page import="javax.servlet.*" %>
<%@page import="javax.servlet.http.*" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title></title>
</head>
<body>
<%
ArrayList<String> list_A=new ArrayList<String>();
ArrayList<String> list_B=new ArrayList<String>();
ArrayList<String> list_C=new ArrayList<String>();
ArrayList<String> list_D=new ArrayList<String>();
ArrayList<String> list_E=new ArrayList<String>();
ArrayList<String> list_F=new ArrayList<String>();
String T=request.getParameter("T");
String X=request.getParameter("X");
String V=request.getParameter("V");
String f_name=request.getParameter("filename");
Cell rowData[] = null;
int rowCount = 0;
int columnCount = 0;
String filename="C:/loc/loc1/loc2/"+f_name;
WorkbookSettings ws = new WorkbookSettings();
Workbook workbook = Workbook.getWorkbook(new File(filename), ws);
Sheet s = workbook.getSheet(0);
rowCount = s.getRows();
columnCount = s.getColumns();
String text="";
for(int i = 1; i < rowCount; i++){
rowData = s.getRow(i);
if(rowData[0].getContents().length() != 0){
for(int j = 0; j < columnCount ;j++){
if(rowData[1].getContents().length()==0){
text=rowData[0].getContents();
}
else{
switch(j){
case 0:
list_A.add(rowData[j].getContents());
list_B.add(text);
break;
case 1:
list_F.add(rowData[j].getContents());
break;
case 2:
list_C.add(rowData[j].getContents());
break;
case 3:
list_D.add(rowData[j].getContents());
break;
case 4:
list_E.add(rowData[j].getContents());
break;
}
}
}
}
}
workbook.close();
Connection conn = null;
PreparedStatement pst = null;
ResultSet rs = null;
PreparedStatement pst1 = null;
ResultSet rs1 = null;
int status=0;
String some="";
String somevalue="";
String somemore="";
String somemorevalue="";
String evenmore="";
String somethingmore="";
final String db_url = "jdbc:mysql://localhost/mydatabase";
final String user = "I";
final String passwd = "hidden";
try {
Class.forName("com.mysql.jdbc.Driver");
conn = DriverManager.getConnection(db_url, user, passwd);
pst = conn.prepareStatement("insert into atable(five columns name seperated by comma)values(?,?,?,?,?)");
for(int i=0;i<list_A.size();i++){
some=list_A.get(i).toString();
somevalue=list_B.get(i).toString();
somemore=list_C.get(i).toString();
somemorevalue=list_D.get(i).toString();
evenmore=list_E.get(i).toString();
somethingmore=list_F.get(i).toString();
pst.setString(1,some);
pst.setString(2,somevalue);
pst.setString(3,some more);
pst.setString(4,some more value);
pst.setString(5,even more);
pst.executeUpdate();
pst1=conn.prepareStatement("insert into table(column names here seperated by comma)values(?,?)");
pst1.setString(1,something);
pst1.setString(2,somethingmore);
pst1.executeUpdate();
}
}catch(SQLException e){
if(conn!=null){
conn.rollback();
status=1;
System.out.println("Rolling Back!!!");
}
e.printStackTrace();
}
finally{
try{
if(pst1!=null){
pst1.close();
}
if(pst!=null){
pst.close();
}
if(conn!=null){
conn.close();
}
}catch(Exception e){
e.printStackTrace();
}
}
RequestDispatcher rd=request.getRequestDispatcher("page.jsp");
rd.include(request,response);
if(status==0){
out.println("Data is successfully inserted into the database");
}
else
{
out.println("Problem File reading into the database");
}
％>
，我得到的是错误：
SEVERE: Servlet.service() for servlet [jsp] in context with path [/project] threw exception [javax.servlet.ServletException: jxl.read.biff.BiffException: Unable to recognize OLE stream] with root cause
jxl.read.biff.BiffException: Unable to recognize OLE stream
at jxl.read.biff.CompoundFile.<init>(CompoundFile.java:116)
at jxl.read.biff.File.<init>(File.java:127)
at jxl.Workbook.getWorkbook(Workbook.java:221)
at org.apache.jsp.excelimport_jsp._jspService(excelimport_jsp.java:97)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:936)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1004)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Please suggest me where I am wrong.?