如何更改jboss中上传文件的默认文件夹
我正在尝试上载文件,我正在尝试更改上载文件的默认位置。如何改变这一点,请建议如何更改jboss中上传文件的默认文件夹,jboss,Jboss,我正在尝试上载文件,我正在尝试更改上载文件的默认位置。如何改变这一点,请建议 package Controller; import java.io.File; import java.io.IOException; import java.io.PrintWriter; import java.util.Iterator; import java.util.List; import javax.servlet.RequestDispatcher; import javax
package Controller;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Iterator;
import java.util.List;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.FileItemFactory;
import org.apache.commons.fileupload.FileUploadException;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import org.apache.commons.io.FilenameUtils;
import requests.Connect;
import display.DisplayLog;
/** * Servlet implementation class ControlServlet
*/
public class ControlServlet extends HttpServlet{
private static final long serialVersionUID = 1L;
boolean result;
private boolean isMultipart;
private String filePath;
private int maxFileSize = 1000 * 1024;
private int maxMemSize = 1000 * 1024;
private File file ;
public ControlServlet() {
super();
// TODO Auto-generated constructor stub
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
HttpSession session=request.getSession();
String userName = request.getParameter("username");
isMultipart = ServletFileUpload.isMultipartContent(request);
response.setContentType("audio/mpeg3;audio/x-mpeg-3;video/mpeg;video/x-mpeg;text/xml");
PrintWriter out = response.getWriter( );
if (isMultipart) {
// Create a factory for disk-based file items
FileItemFactory factory = new DiskFileItemFactory();
// Create a new file upload handler
ServletFileUpload upload = new ServletFileUpload(factory);
try {
// Parse the request
List items = upload.parseRequest(request);
Iterator iterator = items.iterator();
while (iterator.hasNext()) {
FileItem item = (FileItem) iterator.next();
if (!item.isFormField())
{
String fileName = item.getName();
if (fileName != null) {
fileName = FilenameUtils.getName(fileName);
}
String root = getServletContext().getRealPath("/");
root = "F/images";
File path = new File(root + "/uploads");
if (!path.exists())
{
boolean status = path.mkdirs();
}
File uploadedFile = new File(path + "/" + fileName);
System.out.println(" Prashant File Upload Location is ");
// System.out.println(uploadedFile.getAbsolutePath());
System.out.println("fileName is " +fileName);
System.out.println("root is " + root);
System.out.println("path is " + path);
if(fileName!="")
{
item.write(uploadedFile);
System.out.println(" Prashant File Upload Location 2 is ");
System.out.println(uploadedFile.getAbsolutePath());
out.println("<h1>File Uploaded Successfully....:-)</h1>");
}
else
{
out.println(uploadedFile.getAbsolutePath());
out.println("<h1>File Uploaded Successfully....:-)</h1>");
System.out.println("file not found");
}
}
else
{
String abc = item.getString();
}
}
} catch (FileUploadException e) {
out.println(e);
} catch (Exception e) {
out.println(e);
}
}
else
{
out.println("Not Multipart");
}
System.out.println("print this Prashant" + userName);
session.setAttribute("username",userName);
request.setAttribute("username","prashant");
// RequestDispatcher myDispatch = request.getRequestDispatcher("Index.jsp");
//myDispatch.forward(request, response);
}
}
包装控制器;
导入java.io.File;
导入java.io.IOException;
导入java.io.PrintWriter;
导入java.util.Iterator;
导入java.util.List;
导入javax.servlet.RequestDispatcher;
导入javax.servlet.ServletException;
导入javax.servlet.http.HttpServlet;
导入javax.servlet.http.Cookie;
导入javax.servlet.http.HttpServletRequest;
导入javax.servlet.http.HttpServletResponse;
导入javax.servlet.http.HttpSession;
导入org.apache.commons.fileupload.FileItem;
导入org.apache.commons.fileupload.FileItemFactory;
导入org.apache.commons.fileupload.FileUploadException;
导入org.apache.commons.fileupload.disk.DiskFileItemFactory;
导入org.apache.commons.fileupload.servlet.ServletFileUpload;
导入org.apache.commons.io.FilenameUtils;
导入请求。连接;
导入display.DisplayLog;
/***Servlet实现类ControlServlet
*/
公共类ControlServlet扩展了HttpServlet{
私有静态最终长serialVersionUID=1L;
布尔结果;
私有布尔是多重的;
私有字符串文件路径;
private int maxFileSize=1000*1024;
私有整数maxmesize=1000*1024;
私有文件;
公共控制servlet(){
超级();
//TODO自动生成的构造函数存根
}
/**
*@参见HttpServlet#doGet(HttpServletRequest请求,HttpServletResponse响应)
*/
受保护的void doGet(HttpServletRequest请求,HttpServletResponse响应)抛出ServletException,IOException{
}
/**
*@请参阅HttpServlet#doPost(HttpServletRequest请求,HttpServletResponse响应)
*/
受保护的void doPost(HttpServletRequest请求、HttpServletResponse响应)引发ServletException、IOException
{
HttpSession session=request.getSession();
字符串userName=request.getParameter(“用户名”);
isMultipart=ServletFileUpload.isMultipartContent(请求);
setContentType(“音频/mpeg3;音频/x-mpeg-3;视频/mpeg;视频/x-mpeg;文本/xml”);
PrintWriter out=response.getWriter();
如果(isMultipart){
//为基于磁盘的文件项创建工厂
FileItemFactory=new DiskFileItemFactory();
//创建新的文件上载处理程序
ServletFileUpload upload=新的ServletFileUpload(工厂);
试试{
//解析请求
列表项=upload.parseRequest(请求);
迭代器迭代器=items.Iterator();
while(iterator.hasNext()){
FileItem=(FileItem)迭代器.next();
如果(!item.isFormField())
{
字符串文件名=item.getName();
如果(文件名!=null){
fileName=FilenameUtils.getName(fileName);
}
字符串root=getServletContext().getRealPath(“/”);
root=“F/images”;
文件路径=新文件(根+“/上载”);
如果(!path.exists())
{
布尔状态=path.mkdirs();
}
文件上传文件=新文件(路径+“/”+文件名);
System.out.println(“Prashant文件上载位置为”);
//System.out.println(uploadedFile.getAbsolutePath());
System.out.println(“文件名为”+文件名);
System.out.println(“根是”+根);
System.out.println(“路径为”+path);
如果(文件名!=“”)
{
item.write(上传文件);
System.out.println(“Prashant文件上传位置2为”);
System.out.println(uploadedFile.getAbsolutePath());
out.println(“文件上传成功…:-)”;
}
其他的
{
out.println(uploadedFile.getAbsolutePath());
out.println(“文件上传成功…:-)”;
System.out.println(“未找到文件”);
}
}
其他的
{
字符串abc=item.getString();
}
}
}捕获(文件上载异常){
out.println(e);
}捕获(例外e){
out.println(e);
}
}
其他的
{
out.println(“非多部分”);
}
System.out.println(“打印此Prashant”+用户名);
session.setAttribute(“用户名”,用户名);
setAttribute(“用户名”、“prashant”);
//RequestDispatcher myDispatch=request.getRequestDispatcher(“Index.jsp”);
//myDispatch.forward(请求、响应);
}
}
我将此作为默认文件夹F:\jboss-4.2.3.GA-jdk6\jboss-4.2.3.GA\bin\n请帮助我,我是这方面的新手
String root = getServletContext().getRealPath("/");
您正在将上载路径设置为容器路径,而不是默认路径,而是服务器的起始位置。您可以将上载路径设置为任何您想要的,这取决于您的需要和配置。
您可以使用您选择的目录创建一个系统属性,您可以将其设置为JBoss配置文件中的动态属性(不确定JBoss4的动态属性是什么)