在B/S模式下使用java代理导入excel文件的实现方法及代码

用java代理获取附件输入流EmbeddedObject.getInputStream(),使用开源文件的Java Excel API 来读取excel

jxl.jar的下载地址http://www.andykhan.com/jexcelapi/download.html，lotus8最高支持2.68版本的

代码如下：

import lotus.domino.*;

import java.io.*;
import java.text.SimpleDateFormat;
import java.util.Date;
import jxl.*;
import jxl.read.biff.BiffException;
/**
*
* @Description TODO
* @author zys
* @ProjectName Test
* @FileName JavaAgent.java
* @date 2008-11-24
*/
public class JavaAgent extends AgentBase {

public void NotesMain() {

try {

Session session = getSession();
AgentContext agentContext = session.getAgentContext();
Document doc = agentContext.getDocumentContext();
//String CurrUser=doc.getItemValueString("CurrUser");
EmbeddedObject excelEmbeddedObject=null;
String sType = session.getPlatform();
//取得平台类型

// (Your code goes here)
String ServerPath = session.getEnvironmentString("Directory",true);
PrintWriter pw=getAgentOutput() ;
if (!ServerPath.equals(""))
{
ServerPath=getServerPath(ServerPath,sType);
//boolean flag=false;
//File excelFile=null;
//excelFile=getFileByDoc(doc,ServerPath,CurrUser,pw);

excelEmbeddedObject=this.getEmbeddedObjectByDoc(doc,pw);
InputStream excelInputStream=null;
if (excelEmbeddedObject!=null)
excelInputStream=excelEmbeddedObject.getInputStream();
//if (excelFile!=null)
if(excelInputStream!=null)
{
try
{
//导入数据,在此方法中加入导入数据的处理
//ImportDataFromExcel(excelFile,pw,doc);
this.ImportDataFromExcel(excelInputStream,pw,doc,session);
excelInputStream.close();
}catch(Exception e) {
if (excelEmbeddedObject!=null) excelEmbeddedObject.recycle();
/*if(excelFile!=null)
{
flag=excelFile.delete();
if(!flag)
{
System.out.println("附件删除失败");
}
}*/
e.printStackTrace();
}
//flag=excelFile.delete();
//if(!flag)
//{
// System.out.println("附件删除失败");
//}

}
if (excelEmbeddedObject!=null) excelEmbeddedObject.recycle();
}
else
{
pw.println("导出失败，没找到服务器路径");
}
//code end
} catch(Exception e) {

e.printStackTrace();
}
}

/**
*
* @Description TODO
* @param excelInputStream
* @param pw
* @param doc
* @date 2008-12-9 15:17:00
* @author zys
* @return void
*/
public void ImportDataFromExcel(InputStream excelInputStream,PrintWriter pw,Document doc,Session s)
{
int excelRows;//行数
//int excelColumns;//列数
Cell cell1;//单元格对象
Workbook workbook;//Excel对象
DateTime dt=null;
try
{

workbook = Workbook.getWorkbook(excelInputStream);
Database db=s.getAgentContext().getCurrentDatabase();
//Database flowdb=s.getDatabase(db.getServer(),doc.getItemValueString("appName") + "/mbgl.nsf");
//Notes
Document newdoc=null;
Sheet sheet=workbook.getSheet(0);
excelRows=sheet.getRows();
//excelColumns=sheet.getColumns();
System.out.println("excelRows="+excelRows);
String CurrUser=doc.getItemValueString("UserName");
Name notesName=s.createName(CurrUser);
//增加你的代码
//pw.println("<META HTTP-EQUIV='Pragma' CONTENT='no-cache'>");
//pw.println("<META HTTP-EQUIV=/"Content-Type/" content=/"text/html; charset=gb2312/">");
//pw.println("<LINK REL=stylesheet HREF=/"" + doc.getItemValueString("ResourcePath") + "css/global.css/" TYPE=/"text/css/">");
//pw.println("<link href=/"" + doc.getItemValueString("ResourcePath") + "css/viewStyle.css/" rel=/"stylesheet/" type=/"text/css/">");
String ErrorMsg="";
//pw.println("<table width=95% align=center class=tableClass cellspan='5' cellpadding='2' border='1' id=outtable>");
for(int i=1;i<excelRows;i++)
{
//pw.println("<tr>");
cell1=sheet.getCell(0,i);//单元各对象
if(!cell1.getContents().equals(""))
{
newdoc=db.createDocument();
newdoc.replaceItemValue("form","frmWebFlow");
//项目名称
newdoc.replaceItemValue("docreater",notesName.getCanonical());
//System.out.println(doc.getItemValueString("currTime")+"11111111111");
dt=s.createDateTime(doc.getItemValueString("currTime"));
newdoc.replaceItemValue("docreatime",dt);
//newdoc.getFirstItem("docreatime").setDateTimeValue(dt);

newdoc.replaceItemValue("fldXmmc",cell1.getContents());
cell1=sheet.getCell(1,i);//单元各对象 项目编码
newdoc.replaceItemValue("fldXmbm",cell1.getContents());
cell1=sheet.getCell(2,i);//单元各对象 审计机构名称
newdoc.replaceItemValue("fldSjdw",cell1.getContents());
cell1=sheet.getCell(3,i);//单元各对象 审计项目经理
newdoc.replaceItemValue("fldProjectManager",cell1.getContents());
cell1=sheet.getCell(4,i);//单元各对象 联系人
newdoc.replaceItemValue("fldContact",cell1.getContents());
cell1=sheet.getCell(5,i);//单元各对象 联系电话
newdoc.replaceItemValue("fldContactTel",cell1.getContents());
cell1=sheet.getCell(6,i);//单元各对象 已完成工作小结
newdoc.replaceItemValue("fldGznr",cell1.getContents());
cell1=sheet.getCell(7,i);//单元各对象 将要进行的工作
newdoc.replaceItemValue("fldWtlsqk",cell1.getContents());
cell1=sheet.getCell(8,i);//单元各对象 审计发现问题
newdoc.replaceItemValue("fldGzwczy",cell1.getContents());

cell1=sheet.getCell(9,i);//单元各对象 工作中遇到的主要问题及建议解决方法
newdoc.replaceItemValue("fldSjfx",cell1.getContents());
cell1=sheet.getCell(10,i);//单元各对象 其它
newdoc.replaceItemValue("fldBz",cell1.getContents());
newdoc.replaceItemValue("subform",doc.getItemValueString("subform"));
newdoc.replaceItemValue("fldParentCode",doc.getItemValueString("fldParentCode"));
newdoc.replaceItemValue("viewname",doc.getItemValueString("viewname"));
newdoc.replaceItemValue("flowtype",doc.getItemValueString("flowtype"));
newdoc.replaceItemValue("flowid",doc.getItemValueString("flowid"));
newdoc.computeWithForm(true,false);
//newdoc.replaceItemValue("hfldFlowDefPath","hq/dep11/flowdef_11.nsf");
newdoc.replaceItemValue("flownum",new Integer(0));
newdoc.replaceItemValue("DocumentAuthors",notesName.getCanonical());
newdoc.replaceItemValue("fldAuthor",notesName.getCanonical());
newdoc.replaceItemValue("fldLastStepReader",notesName.getCanonical());
newdoc.replaceItemValue("fldLastStepAuthor",notesName.getCanonical());
newdoc.replaceItemValue("alldealer",notesName.getCanonical());
newdoc.replaceItemValue("stat","正在起草");

newdoc.save(true);
}
else
{
System.out.println("第"+i+"第一列为空，没有导入");
ErrorMsg=ErrorMsg+"<tr><td class='tdContent'>第"+i+"行第一列为空，没有导入</td></tr>";
}
//for(int j=0;j<excelColumns;j++)
//{
// cell1=sheet.getCell(j,i);//单元各对象
// pw.println("<td class='tdContent'>"+cell1.getContents()+"</td>");//单元格内容
//}
//pw.println("</tr>");
}
//pw.println("</table>");
//增加你的代码

workbook.close();
pw.println("<META HTTP-EQUIV='Pragma' CONTENT='no-cache'>");
pw.println("<META HTTP-EQUIV=/"Content-Type/" content=/"text/html; charset=gb2312/">");
pw.println("<LINK REL=stylesheet HREF=/"" + doc.getItemValueString("ResourcePath") + "css/global.css/" TYPE=/"text/css/">");
pw.println("<link href=/"" + doc.getItemValueString("ResourcePath") + "css/viewStyle.css/" rel=/"stylesheet/" type=/"text/css/">");

pw.println("<table width=95% align=center class=tableClass cellspan='5' cellpadding='2' border='1' id=outtable>");

pw.println("<tr><td class='tdContent'>导入完成</td></tr>");
pw.println(ErrorMsg);
pw.println("<tr><td align='center'><input type=button name='return' value='返 回' onclick='javascript:history.back();'></td></tr>");
pw.println("</table>");
} catch (BiffException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}

/**
*
* @Description 在此方法中增加处理导入数据的代码
* @param excelFile
* @param pw
* @param doc
* @date 2008-11-24 17:31:06
* @author zys
* @return void
*/
public void ImportDataFromExcel(File excelFile,PrintWriter pw,Document doc)
{
int excelRows;//行数
int excelColumns;//列数
Cell cell1;//单元格对象
Workbook workbook;//Excel对象
try
{
workbook = Workbook.getWorkbook(excelFile);

Sheet sheet=workbook.getSheet(0);
excelRows=sheet.getRows();
excelColumns=sheet.getColumns();

//增加你的代码
pw.println("<META HTTP-EQUIV='Pragma' CONTENT='no-cache'>");
pw.println("<META HTTP-EQUIV=/"Content-Type/" content=/"text/html; charset=gb2312/">");
pw.println("<LINK REL=stylesheet HREF=/"" + doc.getItemValueString("ResourcePath") + "css/global.css/" TYPE=/"text/css/">");
pw.println("<link href=/"" + doc.getItemValueString("ResourcePath") + "css/viewStyle.css/" rel=/"stylesheet/" type=/"text/css/">");

pw.println("<table width=95% align=center class=tableClass cellspan='5' cellpadding='2' border='1' id=outtable>");
for(int i=0;i<excelRows;i++)
{
pw.println("<tr>");
for(int j=0;j<excelColumns;j++)
{
cell1=sheet.getCell(j,i);//单元各对象
pw.println("<td class='tdContent'>"+cell1.getContents()+"</td>");//单元格内容
}
pw.println("</tr>");
}
pw.println("</table>");
//增加你的代码

workbook.close();

} catch (BiffException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}

/**
*
* @Description TODO
* @param doc
* @param pw
* @return
* @date 2008-12-9 15:15:35
* @author zys
* @return InputStream
*/
public EmbeddedObject getEmbeddedObjectByDoc(Document doc,PrintWriter pw)
{
EmbeddedObject excelEmbeddedObject=null;
if (doc != null)
{
try
{
if (doc.hasEmbedded())

{
Item it = doc.getFirstItem("$FILE");

String AttachmentName= it.getValueString();
EmbeddedObject obj = doc.getAttachment(AttachmentName);
//System.out.println("it.getText()="+it.getText());
if(isExcelFile(obj.getName()))
{
excelEmbeddedObject=obj;
//if (obj != null)
//{
//obj.extractFile(serverPath+currUser+AttachmentName);
//excelFile=new File(serverPath+currUser+AttachmentName);
//excelInputStream=obj.getInputStream();

//}

}
else
{
pw.println( "<script language='javascript'>");
pw.println( "alert('您上传的文件格式不是Excel文件,请重新导入.....');");
pw.println( "history.back();");
pw.println( "</script>");

}

}
else
{
pw.println( "<script language='javascript'>");
pw.println( "alert('您没有上传文件,请您重新选择导入.....');");
pw.println( "history.back();");
pw.println( "</script>");
}

} catch (NotesException e) {
// TODO Auto-generated catch block

e.printStackTrace();
}
}
return excelEmbeddedObject;
}

/**
*
* @Description TODO
* @param doc
* @param serverPath
* @param currUser
* @return
* @date 2008-11-24 17:11:21
* @author zys
* @return File
*/
public File getFileByDoc(Document doc,String serverPath,String currUser,PrintWriter pw)
{
File excelFile=null;
if (doc != null)
{
try
{
if (doc.hasEmbedded())

{
Item it = doc.getFirstItem("$FILE");

String AttachmentName= it.getValueString();
EmbeddedObject obj = doc.getAttachment(AttachmentName);
//System.out.println("it.getText()="+it.getText());
if(isExcelFile(obj.getName()))
{
if (obj != null)
{
obj.extractFile(serverPath+currUser+AttachmentName);
excelFile=new File(serverPath+currUser+AttachmentName);

}
}
else
{
pw.println( "<script language='javascript'>");
pw.println( "alert('您上传的文件格式不是Excel文件,请重新导入.....');");
pw.println( "history.back();");
pw.println( "</script>");
}
obj.recycle();
}
else
{
pw.println( "<script language='javascript'>");
pw.println( "alert('您没有上传文件,请您重新选择导入.....');");
pw.println( "history.back();");
pw.println( "</script>");
}

} catch (NotesException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return excelFile;
}

/**
*
* @Description TODO
* @param serverPath
* @param sType
* @return
* @date 2008-11-24 9:55:33
* @author zys
* @return String
*/
public String getServerPath(String serverPath,String sType)
{
int serverPathLength=serverPath.length();
String lastChar=serverPath.substring(serverPathLength-1,serverPathLength);
if(sType.equals("UNIX")|| sType.equals("LINUX") || sType.equals("AIX/64"))
{
if (!lastChar.equals("/"))
{
return serverPath+ "/";
}
}
else if(sType.equals("MACINTOSH"))
{
if (!lastChar.equals(":"))
{
return serverPath+ ":";
}
}
else
{
if (!lastChar.equals("//"))
{
return serverPath+ "//";
}
}
return serverPath;
}
/**
*
* @Description TODO
* @param fileName
* @return
* @date 2008-11-24 11:04:38
* @author zys
* @return boolean
*/
public boolean isExcelFile(String fileName)
{
boolean flag=true;

if (fileName.lastIndexOf(".xls")<1)
return false;

int serverPathLength=fileName.length();
String fileType=fileName.substring(serverPathLength-4,serverPathLength);
//System.out.println(fileType);
if (!fileType.equals(".xls"))
{
flag=false;
}
return flag;
}

}