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Java SocketÌ×½Ó×ÖÓ¦ÓÃʵÀý javaѧϰ±Ê¼Ç(1)

ΪÁËѧϰSocket¶øÐ´µÄÒ»¶ÎС´úÂë..ʵÏÖ¿Í»§¶ËºÍ·þÎñ¶ËÖ®¼äµÄÎÄ×ÖͨѶ¹¦ÄÜ..
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¿Í»§¶ËʵÀý´úÂë:
public class Client {
public static void startClient() throws IOException {
try {
Socket csocket = new Socket("127.0.0.1",15409);//´´½¨SocketÓ¦ÓÃʵÀý..Á¬½Ó·þÎñÆ÷127.0.0.1 ..¶Ë¿Ú15409..
System.out.println("Client OK~");
System.out.println("===============");
System.out.println("");
BufferedReader socketIn = new BufferedReader( new InputStreamReader(csocket.getInputStream()));//´Ósocket½ÓÊÕµ½µÄÐÅÏ¢..
PrintStream socketOut = new PrintStream(csocket.getOutputStream());//´ÓsocketÒª·¢Ë͵ÄÐÅÏ¢..
BufferedReader userIn = new BufferedReader( new InputStreamReader(System.in));//Óû§ÊäÈëµÄÐÅÏ¢..
String s;
while ( true ) {
System.out.print("Client Message: ");
s = userIn.readLine();
socketOut.println(s);//·¢ËÍÓû§ÊäÈëÐÅÏ¢..
if ( s.trim().equals("BYE") ) break;//ÈôÓû§ÊäÈëΪ"BYE"Ôò½áÊøÍ¨Ñ¶Á¬½Ó..
else {
System.out.println("Please wait Server Message..");
System.out.println("");
}
s = socketIn.readLine();//×èÈû³ÌÐò..Ö±µ½´ÓsocketÉ϶ÁÈ¡µ½ÊÕµ½µÄÐÅÏ¢..
System.out.println("Server Message: " + s);
if ( s.trim().equals("BYE") ) break;//Èô½ÓÊÕµ½µÄÐÅϢΪ"BYE"Ôò½áÊøÍ¨Ñ¶Á¬½Ó..
}
socketIn.close();
socketOut.close();
userIn.close();
csocket.close();
}
catch(Exception e) {
System.out.println("Error: " + e);
}
}
public static void main(String [] args) {
try {
startClient();


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jconsole ¼à¿Ø±¾»úµÄËùÓÐ Java Ó¦ÓúÍÔ¶³ÌµÄÓ¦ÓÃ

ÆäʵÔÚ JDK 5 ÖÐÒѾ­Ð¼ÓÈëÁËÕâ¸ö¹¦ÄÜÁË. ÏÖÔÚµÄ JDK ÒѾ­ÄÚÖÃÁË¶Ô VM µÄ¼à¿Ø¹¦ÄÜ. JDK 6 ÖÐÕâ¸ö¹¤¾ß±äµÄ¸ü¼ÓºÃÓÃÁË. ¹ØÓÚ JDK 5 ÖÐÈçºÎʹÓÃÕâ¸ö¹¤¾ß¿ÉÒԲο¼ÕâÀï: http://java.sun.com/developer/technicalArticles/J2SE/jconsole.html
http://java.sun.com/j2se/1.5.0/docs/guide/management/jconsole.html
jconsole ¿É ......

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import java.sql.*;
public class ConnectAccess {
/**
* ³õѧÕßÇë×¢Ò⣺
* 1:ÏȽ¨Á¢Ò»¸öaccessÎļþa1.mdb,²¢·ÅÔÚD:\ÏÂ;
* 2:ÔÚÊý¾Ý¿âÎļþa1.mdbÖн¨Á¢Ò»¸ö±íTable1£»
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* 4£º±¾ÎÄÊÇÒ»¸öÍêÕûµÄÀֱ࣬½ÓÄÃÈ¥ÔËÐоͿÉÒÔ¡£
*/
public static void main(Stri ......

java Ä£ÄâselectorµÄ¸½´ø¹¦ÄÜ

package com.event;
import java.util.Map;
public interface EventListener {
 void onEvent(Map event);
}
package com.socket;
import java.nio.ByteBuffer;
import java.util.HashMap;
import com.event.EventListener;
/*
 * Ô¤´¦ÀíÀà
 */
public class BaseObject {
 private boole ......

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/**
* ½«¾­Î³¶Èµã¼¯ºÏת»»ÎªGeneralPath¶ÔÏó
*
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*
* @return GeneralPath¶ÔÏó
*/
public s ......
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