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¹ØÓÚjavaµÄhttpЭÒéÎļþÉÏ´«ÊµÓÃÀýÌâÒ»
(2006-07-25 16:43:56)
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¹ØÓÚjavaµÄhttpЭÒéÉÏ´«:(¼òµ¥ÊµÓöøÇÒ½¡×³;Ëٶȿì)
´Ë·½·¨±ÈapacheµÄÎļþÉÏ´«°ü(uploadfile1.1:¾ÍÎļþÉÏ´«¹¦ÄܶøÑÔ)Ҫǿ¶àÁË
1.Ö»ÐèÒªÒ»¸öMultipartRequest.java»ù±¾Îļþ¾ÍÐС£
2.ǰ̨htmlµÄ»ù±¾¸ñʽ
<html><body><form enctype="multipart/form-data"
method="post">
<input type="file" name="path"
size="38" />
<input type="text"
name="res_name" size="38" />
</body></html>
3.ºǫ́µ÷ÓôËÎļþ·½·¨ÈçÏÂ:
reqÊÇHttpServletRequestÀà.
try {
   if
(req.getMethod().equals("POST") &&
MultipartRequest.isMultipart(req)) {
    req = new
MultipartRequest(req, userId);//userIdµÇ½Óû§±êʶ
   
//µÃµ½ÉÏ´«Îļþ
    File
upFile = ((MultipartRequest) req).getFile("path");
//µÃµ½ÉÏ´«ÎļþÃû
    String
fileName = ((MultipartRequest) req).getFileName(upFile);
//µÃµ½ÉÏ´«httpµÄÖµ
  
req.getParameter("res_name");
//°ÑÉÏ´«Îļþ´æ·Åµ½c:/tempĿ¼ÏÂÃûΪ123.jpgµÄÎļþ
   saveAs(upFile,
"c:/temp/123.jpg");
finally {
   if (req instanceof
MultipartRequest) {
   
//Çå³ýÉÏ´«µÄÁÙʱÎļþ
     
((MultipartRequest) req).deleteTemporaryFile();
   }
//°ÑÉÏ´«Îļþ´æ·Åµ½Ö¸¶¨µÄĿ¼ÏÂÎļþÃû
private void saveAs(File upFile, String filePath) throws
IOException {
  FileInputStream fis =
null;
  FileOutputStream fos =
null;
  try {
   fis = new
FileInputStream(upFile);
   int len =
fis.available();
   byte[] by =
new byte[len];
   fis.read(by);
   fos = new
FileOutputStream(filePath);
   fos.write(by);
  }
  finally {
  &n


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1. ÏÈдһ¸öSingletonµÄclass
package stone;
public class Singleton {
    private static Singleton instance;
    private Singleton() {}
    public static Singleton getInstance(){
        if(instance==null)
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package stone;
public interface Output {
    public int MAX_COUNT =10;               // ×î¶à¿É´òÓ¡¶àÉÙÌõ¼Ç¼
    public void show();     ......

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