String targetUrl = "http://localhost:8080/Test";         PostMethod filePost = new PostMethod(targetUrl) {//这个用来中文乱码                 public String getRequestCharSet() {                         return "UTF-8";//                     }         };          try {                     HttpClient client = new HttpClient();                     File file = new File("c:/新闻.xml");                     Part[] parts = new Part[] {new CustomFilePart(file.getName(), file)};                     filePost.setRequestEntity(new MultipartRequestEntity(parts, filePost.getParams()));                     int statuscode=client.executeMethod(filePost);                            if(statuscode == HttpStatus.SC_OK) {     System.out.println("添加文件成功");     } else {     System.out.println("添加文件失败");     }     } catch (Exception ex) {     ex.printStackTrace();     }    

import java.io.File;     import java.io.FileNotFoundException;     import java.io.IOException;     import java.io.OutputStream;         import org.apache.commons.httpclient.methods.multipart.FilePart;     import org.apache.commons.httpclient.util.EncodingUtil;     /**   *解决中文文件名乱码   */    public class CustomFilePart extends FilePart {         public CustomFilePart(String filename, File file)                 throws FileNotFoundException {             super(filename, file);         }             protected void sendDispositionHeader(OutputStream out) throws IOException {             super.sendDispositionHeader(out);             String filename = getSource().getFileName();             if (filename != null) {                 out.write(EncodingUtil.getAsciiBytes(FILE_NAME));                 out.write(QUOTE_BYTES);                 out.write(EncodingUtil.getBytes(filename, "utf-8"));                 out.write(QUOTE_BYTES);             }         }     }    

File tempfile = new File(System.getProperty("java.io.tmpdir")); // 采用系统临时文件目录                 DiskFileItemFactory diskFileItemFactory = new DiskFileItemFactory();                 diskFileItemFactory.setSizeThreshold(4096); // 设置缓冲区大小，这里是4kb                 diskFileItemFactory.setRepository(tempfile); // 设置缓冲区目录                 ServletFileUpload fu = new ServletFileUpload(diskFileItemFactory);                 fu.setSizeMax(4194304); // 限制文件大小最大为4M                 List fileItems = fu.parseRequest(request);                 Iterator i = fileItems.iterator();                 while (i.hasNext()) {                     FileItem fi = (FileItem) i.next();                     String fileName = fi.getName();                     if (fileName != null) {                         File fullFile = new File(fi.getName());                         File savedFile = new File(uploadPath, fullFile.getName());                         fi.write(savedFile);                     }                 }                 System.out.println("upload succeed");