Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

JavaÎļþ²Ù×÷´óÈ«£¨Ê®£©

73.FTPÏÂÔØ
/*
import sun.net.ftp.FtpClient;
import java.io.*;
import sun.net.*;
*/
//Èç¹ûÎļþÔÚij¸öĿ¼Ï£¬Ôò¼ÓÈëfc.cd("foodir");
//±ÈÈçÒªÏÂÔØftp://ftp.xx.com/index.htmlÔò£º
 try
 {
 FtpClient fc=new FtpClient("ftp.xx.com");
 fc.login("username","888888");
 int ch;
 File fi = new File("c:\\index.html");
 RandomAccessFile getFile = new RandomAccessFile(fi,"rw");
 getFile.seek(0);
 TelnetInputStream fget=fc.get("index.html");
 DataInputStream puts = new DataInputStream(fget);
 while ((ch = puts.read()) >= 0) {
 getFile.write(ch);
 }
 fget.close();
 getFile.close();
 fc.closeServer();
 }
 catch (IOException ex)
 {
 ex.printStackTrace();
 }
74.дͼÏñµ½¼ôÇаå setClipboardImage
/*
import java.awt.*;
import java.awt.datatransfer.*;
import java.io.*;
*/
private final Image image;
Transferable trans = new Transferable() {
public DataFlavor[] getTransferDataFlavors() {
return new DataFlavor[] { DataFlavor.imageFlavor };
}
public boolean isDataFlavorSupported(DataFlavor flavor) {
return DataFlavor.imageFlavor.equals(flavor);
}
public Object getTransferData(DataFlavor flavor)
throws UnsupportedFlavorException, IOException {
if (isDataFlavorSupported(flavor))
return image;
throw new UnsupportedFlavorException(flavor);
}
};
Toolkit.getDefaultToolkit().getSystemClipboard().setContents(trans,
null);
75.´Ó¼ôÌù°å¸´ÖÆÍ¼Ïñµ½´°Ìå
76.ɾ³ýÎļþ¼ÐϵÄËùÓÐÎļþÇÒ²»É¾³ýÎļþ¼ÐϵÄÎļþ¼Ð
//import java.io.*;
//import java.util.*;
LinkedList<String> folderLi


Ïà¹ØÎĵµ£º

Java³£¼ûµÄÎÊÌâ

1.Duplicated Code ´úÂëÖØ¸´¼¸ºõÊÇ×î³£¼ûµÄÒìζÁË¡£ËûÒ²ÊÇRefactoringµÄÖ÷ҪĿ±êÖ®Ò»¡£´úÂëÖØ¸´ÍùÍùÀ´×ÔÓÚcopy-and-pasteµÄ±à³Ì·ç¸ñ¡£ÓëËûÏà¶ÔÓ¦OAOOÊÇÒ»¸öºÃϵͳµÄÖØÒª±êÖ¾¡£ 2.Long method ËüÊÇ´«Í³½á¹¹»¯µÄ“ÒŶ¾”¡£Ò»¸ö·½·¨Ó¦µ±¾ßÓÐ×ÔÎÒ¶ÀÁ¢µÄÒâͼ£¬²»Òª°Ñ¼¸¸öÒâͼ·ÅÔÚÒ»Æð¡£ 3.Large Class ´óÀà¾ÍÊÇÄã°ÑÌ«¶ ......

javaʵÏÖʹÓôúÀí·þÎñÆ÷´´½¨URLÁ¬½Ó


¶ÔÓÚ Java 1.2£¬ÄúÖ»ÐèÓÃ
Authenticator.setDefault() °²×°Ò»¸ö Authenticator¡£ÕâÑù£¬µ±ÐèÒªÈÏ֤ʱ£¬ÒѰ²×°µÄ Authenticator µÄ
getPasswordAuthentication() ·½·¨¾Í»á±»µ÷Óã¬È»ºóÄú¾Í¿ÉÒÔÓÃÊʵ±µÄÓû§ÃûºÍ¿ÚÁîÀ´ÉèÖà PasswordAuthentication ʵÀý¡£¾ÍÕâô¼òµ¥¡£ 
 
package
cn.arthurs.web;
import ja ......

JavaÎļþ²Ù×÷´óÈ«£¨Èý£©

16.ÒÆ¶¯Ò»¸öÎļþ¼ÐÏÂËùÓеÄÎļþ¼Ðµ½ÁíÒ»¸öĿ¼ÏÂ
//import java.io.*;
//import java.util.*;
File movefolders=new File(%%1);
File[] movefoldersList=movefolders.listFiles();
for(int k=0;k<movefoldersList.length;k++){
if(movefoldersList[k].isDirectory()){
Arra ......

JavaÎļþ²Ù×÷´óÈ«£¨Î壩

34.¶ÁÈ¡iniÎļþÊôÐÔ
//import java.io.*;
//import java.util.*;
//import java.util.regex.*; 
//private HashMap configMap=null;
private Map<String, Serializable> configMap=null;
String %%2=null;
if (configMap == null)&n ......

JavaÎļþ²Ù×÷´óÈ«£¨Áù£©

39.дÈëXMLÊý¾Ý¿â
//import java.io.*;
//import javax.xml.parsers.*;
//import org.xml.sax.*;
//import org.w3c.dom.*;
//import javax.xml.transform.*;
//import javax.xml.transform.dom.*;
//import javax.xml.transform.stream.*;
private Document  ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ