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

ÊÕ²Ø java×·¼ÓдÎļþµÄ·½·¨

 import java.io.BufferedWriter;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.RandomAccessFile;
/**
 * ÃèÊö£º×·¼ÓÄÚÈݵ½Îļþĩβ
 * @author Administrator
 *
 */
public class WriteStreamAppend {
 /**
  * ×·¼ÓÎļþ£ºÊ¹ÓÃFileOutputStream£¬ÔÚ¹¹ÔìFileOutputStreamʱ£¬°ÑµÚ¶þ¸ö²ÎÊýÉèΪtrue
  *
  * @param fileName
  * @param content
  */
 public static void method1(String file, String conent) {
  BufferedWriter out = null;
  try {
   out = new BufferedWriter(new OutputStreamWriter(
     new FileOutputStream(file, true)));
   out.write(conent);
  } catch (Exception e) {
   e.printStackTrace();
  } finally {
   try {
    out.close();
   } catch (IOException e) {
    e.printStackTrace();
   }
  }
 }
 /**
  * ×·¼ÓÎļþ£ºÊ¹ÓÃFileWriter
  *
  * @param fileName
  * @param content
  */
 public static void method2(String fileName, String content) {
  try {
   // ´ò¿ªÒ»¸öдÎļþÆ÷£¬¹¹Ô캯ÊýÖеĵڶþ¸ö²ÎÊýtrue±íʾÒÔ×·¼ÓÐÎʽдÎļþ
   FileWriter writer = new FileWriter(fileName, true);
   writer.write(content);
   writer.close();
  } catch (IOException e) {
   e.printStackTrace();
  }
 }
 /**
  * ×·¼ÓÎļþ£ºÊ¹ÓÃRandomAccessFile
  *
  * @param fileName
  *            ÎļþÃû
  * @param content
  *            ×·¼ÓµÄÄÚÈÝ
  */
 public static void method3(String fileName, String content) {


Ïà¹ØÎĵµ£º

Java ÍøÂç³ÌÐò

 JavaÔÚÍøÂç±à³ÌÕâ¸öµØ·½×öµÄºÜºÃ£¬javaµÄÖ÷ҪĿµÄÒ²ÊÇΪÁËÍøÂç¶øÉúµÄ£¬ËüÄÜ·½±ãµÄ·ÃÎÊÍøÂçÉϵÄ×ÊÔ´¡£ÎÒÃÇÕâ½Ú¿ÎÀ´½éÉÜÍøÂçͨѶµÄÁ½ÖÖ»úÖÆ£ºURLͨÐÅ»úÖÆ£¬SocketͨÐÅ»úÖÆ¡£
URL±íʾÁËInternetÉÏÒ»¸ö×ÊÔ´µÄÒýÓûòµØÖ·¡£JavaÍøÂçÓ¦ÓóÌÐòÒ²ÊÇʹÓÃURLÀ´¶¨Î»Òª·ÃÎʵÄInternetµÄ×ÊÔ´¡£ÔÚjdkÀïÃæjava.net.URLÒ²ÊÇÒ»¸öÀ࣬Ëü ......

JavaÁ¬½Ó³ØµÄ»ù±¾¹¤×÷Ô­Àí

 ¡¡1¡¢»ù±¾¸ÅÄî¼°Ô­Àí
¡¡¡¡ÎÒÃÇÖªµÀ£¬¶ÔÓÚ¹²Ïí×ÊÔ´£¬ÓÐÒ»¸öºÜÖøÃûµÄÉè¼ÆÄ£Ê½£º×ÊÔ´³Ø(Resource Pool)¡£¸ÃģʽÕýÊÇΪÁ˽â¾ö×ÊÔ´µÄƵ·±·ÖÅä?ÊÍ·ÅËùÔì³ÉµÄÎÊÌ⡣Ϊ½â¾öÉÏÊöÎÊÌ⣬¿ÉÒÔ²ÉÓÃÊý¾Ý¿âÁ¬½Ó³Ø¼¼Êõ¡£Êý¾Ý¿âÁ¬½Ó³ØµÄ»ù±¾Ë¼Ïë¾ÍÊÇΪÊý¾Ý¿âÁ¬½Ó½¨Á¢Ò»¸ö“»º³å³Ø”¡£Ô¤ÏÈÔÚ»º³å³ØÖзÅÈëÒ»¶¨ÊýÁ¿µÄÁ¬½Ó£¬µ±Ð ......

JavaʵÏÖĿ¼²éÕÒÓëÎı¾ÔĶÁ

 1.ʵÏÖÎı¾ÔĶÁ
package AllAboutFile;
/**
 *
 * @author lucifer
 */
import java.awt.*;
import java.awt.event.*;
import java.io.*;
public class FileViewer extends Frame implements ActionListener{
     String directory;
     Text ......

OpenJWeb(1.8) Java WebÓ¦ÓÿìËÙ¿ª·¢Æ½Ì¨

 OpenJWeb(1.8) Java WebÓ¦ÓÿìËÙ¿ª·¢Æ½Ì¨µÄ×÷ÕßÊÇÎÒÃǼ¼ÊõÁªÃ˵ijÉÔ±£¬Ëû×î½üÍÆ³öÁËа汾µÄ¿ìËÙÓ¦Óÿª·¢Æ½Ì¨  OpenJWeb(1.8)£¬ÎÒ°ïËû×ö×öÐû´«
  OpenJWeb¿ìËÙ¿ª·¢Æ½Ì¨ÒÔ¿ìËÙ¿ª·¢ÎªºËÐÄ£¬ÕûºÏÏȽøµÄjava
¿ªÔ´¿ò¼Ü£¬±¾×Å×ÔÖ÷¿ª·¢+Ó¦Óü¯³ÉÏà½áºÏµÄÔ­Ôò£¬Ö¼ÔÚΪÕþ¸®¡¢ÆóÊÂÒµµ¥Î»¡¢Èí¼þ¹«Ë¾µÈƽ̨Óû§Ìṩһ ......

java¹ýÂËÆ÷¶ÔextÒì²½ÇëÇóÌø×ª

 1.java¹ýÂËÆ÷¶ÔextÒì²½ÇëÇóÌø×ª
Óû§·ÃÎʳ¬Ê±
½â¾öÁ½ÖÖÇé¿öϵÄÓû§·ÃÎʳ¬Ê±¡£
a£©ÆÕͨhttpÇëÇóµÄsession³¬Ê±¡£
b£©Òì²½httpÇëÇóµÄsession³¬Ê±£¬Ê¹ÓÃextºó´ó²¿·ÖµÄ½çÃæË¢Ð¶¼ÊÇÒì²½µÄajaxÇëÇó¡£
²»¹ÜÊÇÄÇÖÖÀàÐ͵ÄhttpÇëÇó×ÜÊÇ¿ÉÒÔÓÉÒ»¸ö¹ýÂËÆ÷À´²¶×½¡£
·ÖÀࣺÆÕͨhttpÇëÇóµÄheader²ÎÊýÖÐûÓÐx-requested-with: ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ