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

½«JAVAÖеÄÊý×éת»»³ÉJS µÄÊý×é

JAVA ´úÂëÈçÏ£º
<%
        //    µÃµ½Òª×ª»»µÄÊý×é---µ±È»ÕâÀïÒ²¿ÉÒÔÊÇÆäËûÀàÐ͵ÄÊý×é
        List jsList = (List) request.getAttribute("gczbh"); 
%>
JS  ´úÂëÈçÏ£º
<script type="text/javascript">
 function initPages()
 {
  var codes = new   Array();  
  
  // ½«JAVAÖеÄÊý×éת»»³ÉJS µÄÊý×é
  <%
   if(jsList!=null)
   {
    for(int i=0;i<jsList.size();i++)
    {
  %>
    codes[<%=i%>]='<%=jsList.get(i)%>';
  <%   }
   }
  %>
</script>


Ïà¹ØÎĵµ£º

£¨Àý£©JavaÉú³ÉPDFͼƬ iText

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet. ......

£¨Àý£©JavaÉú³ÉPDF±¨±í iText

// µ¼Èë£É£Ï¿âÀà
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
// µ¼Èë¡¡£Ð£Ï£É¿âÀà
import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi ......

JavaÊÖ²áÖÐjava.util.RandomµÄÃèÊö£¬Ëæ»úÊý²úÉúËã·¨


java.util
Àà Random
java.lang.Object

java.util.Random
ËùÓÐÒÑʵÏֵĽӿڣº

Serializable
Ö±½ÓÒÑÖª×ÓÀࣺ

SecureRandom
public class Random
extends Object
implements Serializable
´ËÀàµÄʵÀýÓÃÓÚÉú³ÉÎ±Ëæ»úÊýÁ÷¡£´ËÀàʹÓà 48 λµÄÖÖ×Ó£¬Ê¹ÓÃÏßÐÔͬÓ๫ʽ¶ÔÆä½øÐÐÐ޸ģ¨Çë²ÎÔÄ Donald Knuth µÄ ......

Java»ñÈ¡¿Í»§¶ËÕæÊµIPµØÖ·µÄÁ½ÖÖ·½·¨

ÔÚJSPÀ»ñÈ¡¿Í»§¶ËµÄIPµØÖ·µÄ·½·¨ÊÇ£ºrequest.getRemoteAddr£¨£©£¬ÕâÖÖ·½·¨Ôڴ󲿷ÖÇé¿ö϶¼ÊÇÓÐЧµÄ¡£µ«ÊÇÔÚͨ¹ýÁËApache£¬SquidµÈ·´Ïò´úÀíÈí¼þ¾Í²»ÄÜ»ñÈ¡µ½¿Í»§¶ËµÄÕæÊµIPµØÖ·ÁË¡£
¡¡¡¡
Tag£ºJava ¿Í»§¶Ë ÕæÊµIPµØÖ·
ÔÚJSPÀ»ñÈ¡¿Í»§¶ËµÄIPµØÖ·µÄ·½·¨ÊÇ£ºrequest.getRemoteAddr£¨£©£¬ÕâÖÖ·½·¨Ôڴ󲿷ÖÇé¿ ......

javaʵÏÖÑéÖ¤Âë

javaÑéÖ¤ÂëµÄʵÏÖ(Ò»)
ÊÕ²Ø



1.ImageServletÀàµÄʵÏÖ£º
package com.mobile.control;
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.image.BufferedImage;
import java.io.IOExcep ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ