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 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»¸öÀ࣬ËüÀ´·â×°URLµÄһЩϸ½Ú¡£Ä¿Ç°´ó¼Ò¿ÉÒÔ°ÑURLÀí½âÎªÍøÖ·£¬http://www.100jq.com/default.aspx Õâ¾ÍÊǸöURL¡£httpÊÇЭÒéÃû£¨³¬Îı¾´«ÊäЭÒ飩ÓÓ://”¸ô¿ªwww.100jq.com ÊÇÖ÷»úÃû¡£Default.aspxÊÇÎļþÃû¡£ËüµÄ¶Ë¿ÚºÅûÓÐд£¬Ä¬ÈÏÊÇ80¡£
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import java.net.*;
public class ParseURL {
public static void main(String[] args) throws MalformedURLException{
URL url = new URL("http://www.100jq.com:45175/default.aspx");
System.out.println("ЭÒéÊÇ "+url.getProtocol());
System.out.println("Ö÷»úÊÇ "+url.getHost());
System.out.println("ÎļþÃûÊÇ "+url.getFile());
System.out.println("¶Ë¿ÚºÅÊÇ "+url.getPort());
}}
/*
URLÕâ¸ö¶ÔÏóÖÐÌṩÁ˺ܶ෽·¨ÏñÊÇ
getProtocol()
getHost()
getFile()
getPort()
*/
ÎÒÃÇ¿ÉÒÔͨ¹ýURL¶ÔÎļþ»ò×ÊÔ´¶ÁÈ¡£¬Ò²¿ÉÒÔͨ¹ýURLConnection¶ÁÈ¡£¬Ò²¿ÉÒÔͨ¹ýÕâ¸öдÈëÊý¾ÝÏÞÓÚcgi½Å±¾¡£
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import java.net.*;
import java.io.*;
public class URLConnectionReader {
public static void main(String[] args) throws IOException {
URL google = new URL("http://www.100jq.com/");
URLConnection g = google.openConnection();
BufferedReader in = new BufferedReader(new InputStreamReader(g.getInputStream()));
String inputLine;
while ((inputLine=in.readLine())!=null)
System.out.println(inputLine);
in.close();
}
}
URLºÍURLConnectionÀàÌṩÁ˽ϸ߲ã´ÎµÄÍøÂç·ÃÎÊ¡£ÓÐʱºòÐèÒª½øÐнϵͲã´ÎµÄ·ÃÎÊ¡£±àдC/SÄ£Ð͵ijÌÐòʱ£¬¾ÍҪʹÓÃSocketͨÐÅ»úÖÆÁË¡£ÒòΪÔÚÍøÂçÉϲ»Ò»¶¨·ÇµÃ·ÃÎÊÎļþ¡£
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import java.net.*;
import java.io.*;
public class SimpleClient {
public static void main(String args[]) {
try {
// ÔÚ5432¶Ë¿Ú´ò¿ª·þÎñÆ÷Á¬½Ó
// ÔÚÕâÀïÓÃlocalhostÓë127.0.0.1ÊÇÒ»¸öÒâ˼
Socket s1 = new Socket("127.0.0.1", 5432);
// ¶ÔÕâ¸ö¶Ë¿ÚÁ¬½ÓÒ»¸öreader,×¢Òâ¶Ë¿Ú²»Äܹ»Õ¼ÓñðµÄ
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 Javaѧϰ´ÓÈëÃŵ½¾«Í¨ 
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JDKÊÇÕû¸öJavaµÄºËÐÄ£¬°üÀ¨ÁËJavaÔËÐл·¾³£¨Java Runtime Envirnment£©£¬Ò»¶ÑJava¹¤¾ßºÍJava»ù´¡µÄÀà¿â(rt.jar)¡£²»ÂÛʲôJavaÓ¦Ó÷þÎñÆ÷ʵÖʶ¼ÊÇÄÚÖÃÁËij¸ö°æ±¾µÄJDK¡£Òò´ËÕÆÎÕJDKÊÇѧºÃJavaµÄµÚÒ»²½¡£×îÖ÷Á÷µÄJ ......

Create WAP Push SMS Messages (from C# to JAVA)

 ÖíÄêÎÞÁÄ,¸ÄÁËÒ»¸ö´úÂ룬ÓеãD°æÄǸöÒâ˼£¬°ÑWAP PUSHµÄC#´úÂë¸Äµ½ÁËJAVA
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http://www.codeproject.com/cs/internet/wappush.asp
¸Ä¹ýºóµÄ´úÂëÔÚÏÂÃæ£¬³ÌÐòºÃÏñ¿ÉÒÔÊä³öÁËWAPPUSHµÄ½á¹¹»¯µÄ¶«Î÷£¬µ«ÊÇ£¬Ã»ÓÐÔÚCMPPЭÒéÉϲâÊÔͨ¹ý¡£
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package com.wap.wbxml;
public class Runner {
&nbs ......

JavaÖØ¸´Ï´ÅÆ

 import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Random;
public class ShuffleTest {
  public static void main(String args[]) {
    String simpsons[ ......

java¶ÔÎļþ½øÐмÓÃܽâÃܲÙ×÷

½Ó¿ÚÀࣺ
package JFFileEncrypt;
import java.security.Key;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
import javax.crypto.KeyGenerator;
import javax.crypto.spec.SecretKeySpec;
/**
 * ¹¦ÄÜ£º¶ÔÎļþ¼ÓÃܽâÃܲÙ×÷
 * @author jiangfeng
 *
&nbs ......

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¸öÈí»Ø³µ·û£¬Îı¾ÁíÆðÒ»ÐС£Õâ¸öÈí»Ø³µ·ûÊÇÓɱ༭³ÌÐò×Ô¶¯² ......
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