JavaҳԴ 
2  
2.1  ҵ
	1. ҳԱһ졣
	2. ҳԱ˽ġ
	3. Ըıݷ
	4. ûעᣨͷ񣩡¼
	5. ݡ
   	6. ˷Ƿݡ
	7. ֪ͨ
	8. ˡ
	9. ־
   10.ûϢ
2.2  ϵͳģ
2.2.1  
	1.ûע
	2.û¼
	3.ûϢ
	4.ûõϢ
	5.û˳
2.2.2  ͻ
	1.ûע漰
	2.û¼漰
	3.ûϢ漰
	4.ûõϢ漰
	5.û˳漰
2.3   
	лWindows 9x2000xp2003Linux
	ҪJDK 1.5 
	ӲCPU 400MHz,ڴ64MB


3.1.2	ͻ˽ṹ




	ChatClient.java Ϊͻ˳࣬ͻ˵˳
	Login.java Ϊͻ˳¼棬ûʺϢ֤뷴
	Register.java Ϊͻ˳ע棬ûʺϢע֤뷴
	ChatRoom.java Ϊͻ˳棬ա˵Connection.java ܺ
	Windowclose ΪChatRoom.javaڲ࣬ҽĲû˳ʱظϢ
	Clock.java Ϊͻ˳һСʵֵһʯӢӹܡ

3. 2 ϵͳʵԭ

ûʱǰûݡǷ˽ĽзװȻSocketӣöװSocketϢ͸
ûϢʱ˽յͻSocketϢȻǿתΪChat󣬲ûϢӵMessageУԹûʡ
ûϢɶ̼߳ʵֵģΪͻ˱ʱʱע·ǷϢڱ趨3ˢ·һΣʱ̫̽ӿͻ˵ͨŸʱ䳤ͻ˸оûʱЧԣԾȨΪ3ѣΪÿû3Ϣ
ÿûյϢ󽫻ῪʼϢȻʺԼϢԻʾϢϡ

4.1.1  
1.ûעϢһļĶݿ⡣
2.ܹעû½沢졣
3.ܹ˽Ϣ͸ضû
4.ԶĶ˿ϣ1001
5.ûбûϢ˽ĳ⣩
6.ˣ֪ͨ
7.־



