我对 common-io-2.4 有疑问,其中 FileItemFactory 似乎没有方法 setReposity。我使用了来自 Apache 网站(Apache File Upload)的代码。这很令人生气,因为我看到其他人使用它并没有任何问题。我已经在我的项目中包含了 jar 文件,并且我没有从库中的其他对象中得到错误,只是那个。就好像它没有得到所有的方法。
有任何想法吗?这是我的代码,我正在用 Netbeans 编写它
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.tomcat.util.http.fileupload.FileItem;
import org.apache.tomcat.util.http.fileupload.FileItemFactory;
import org.apache.tomcat.util.http.fileupload.FileUploadException;
import org.apache.tomcat.util.http.fileupload.disk.DiskFileItemFactory;
import org.apache.tomcat.util.http.fileupload.servlet.ServletFileUpload;
/**
*
* @author Harry
*/
public class FileUpload extends HttpServlet {
/**
* Processes requests for both HTTP
* <code>GET</code> and
* <code>POST</code> methods.
*
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs
* @throws IOException if an I/O error occurs
*/
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=UTF-8");
PrintWriter out = response.getWriter();
if(ServletFileUpload.isMultipartContent(request)){ // checks if it is an upload request;
// Create a factory for disk-based file items
FileItemFactory factory = new DiskFileItemFactory();
// Configure a repository (to ensure a secure temp location is used)
ServletContext servletContext = this.getServletConfig().getServletContext();
File repository = (File) servletContext.getAttribute("javax.servlet.context.tempdir");
factory.setReposity(repository);
// Create a new file upload handler
ServletFileUpload upload = new ServletFileUpload(factory);
try{
// Parse the request
List<FileItem> items = upload.parseRequest(request); // this creates fileItems, which i then need to loop through and write each one to the file.
}catch(FileUploadException ex){
System.out.println("Failed to upload file");
}
}
else{
response.sendRedirect("UserHome.jsp");
}
}
这个对象
文件项工厂
似乎没有方法 setReposity 或许多其他方法。我不知道为什么?
也许我只是缺少一些简单的东西?任何帮助都会很棒!干杯!