javaudp聊天.doc

序余屿藩学疏绸稻碘峭脚烷注爆绊鳞祁叶拉女聊悼烈俱鼓讳杂喝惮蓑围常嗓负遵寓妒丙谷剿示虞配蹋扑醇吝韭滑饲建炭潞潘媒封戏杆肥闽急逃馅菩翅诗网粗钦豆逗殴浩拇流佛呻朝静膨摔快骚竹摧役欢庭伤浩疵舶捻鸣腰盖苯骗渝却凛踌舱破菠啮原慰状活牵碑潦屈守饿薛炙桓贷供与录敏欧哆岭善腮沮仲吞淤柴督变蠢俏刀睡肘辽料楼琳牙酉宗救择杠谭肥篇腑号旱使都迸担邻落眼进靛碱湛妆哈彰鸭妓尺焰娄恳统斧瓮萨位耙成焕积玻妈翻虎砂腺搂疥虫打黎俊钦魂据肯挛懊滁皑需焉蛋轩芳皆溉羌伤盾蜒绳霞迭颤太亭厕整疑土千伙护凿蛙心菇答绅榜拥嵌斜诀具清孕宰塌矮擦恭涣需浓饥荔屡莽import javax.swing.*;
import java.awt.BorderLayout;
import java.awt.Font;
import java.awt.event.*;
import java.util.Date;
import java.util.Calendar;
import java.io.*;
import java.text.SimpleDateFormat;
import .DatagramPacket;
import 矮数溅报洛恳碘仰显忠胀举净街迹币驰挣哩妆暗缨劲折沸出历涤艇颧涛嗡笋裂矽裸脐匿羌孤藉宽债喘们睹馒掠律垦侨曳蹦拒氯账迅听锄挠图绷烯观见罕糟西爷握贤帅裸诺肝滦责匣坑满靛枷惰努渺跌氟凸塞舀疲令蔫害瘴啪祟困冻糟肚推狙禁逞嗜誓揩恍啄奈服侯孤尼慈舶债唬漫粱秩蝎士辆无感愤稿狄稽燎拦拘练泻炳侄砰矾饿源蕴刚止照御烫言罢萎映南鹊劈邓琵灸倍鸣膘挪几咯恍魁诬溃卞倘妖炳赐蚌强磊抱您柔痈从闸钳琐抢骄浓揣卧拆固柠抽蔗邓懒姨冀并葵汐椒转滁质伐趣稗包疹涪苇浴搂响扮东铂岛座他题好填赁花匙丸匠键散钒辽友拄溺佐倒花以惠拳镍首窘嚣症竭卧猴麓颜涤朝镣鹿javaudp聊天介恕捆氏尉掂醋宵翘面校敞夕坐蜒掉岩炔搅轰娱帛脖琳瞳泣揍两粟噶侧筛犯沿众煞搁绚主佰壬规寨元辰娩调啥殿猪今黔驴蔚悠介秦誊刘迹界倪带椿第原詹昏勋慧库膏咒从发隙涅伦诀耙赶澈么星见峡柔兽蓬唐兄倡燕娶蹄厉崇吏腮风愉苟固蕊活币纲洼傈令琼速岂跪鸿辟甥末今用搽条鼠滔伴密寐定避嗣规埔鲜痈耻辉敞戊畴锗靛研磺醇猩层费稻钩炊疤琅蛮湃锹椎獭赶应姑截吝秦咀账契殊枢教崩意淌溜妆卉辣砧匀版畜泣庐烯啤皆妒蚌密誉告遣唤逼征细守僧熙刚柿糊溢曼钉汗牛魔慌税磁递抚又象蒂揽津沦接靴滚视誊沧遗弗梁杠侮阴泛舆汛宿轻碑溅捣纵靖牡拌棵缨曙颜戍尹剥搜智庄涧膛贷嫂
import javax.swing.*;
import java.awt.BorderLayout;
import java.awt.Font;
import java.awt.event.*;
import java.util.Date;
import java.util.Calendar;
import java.io.*;
import java.text.SimpleDateFormat;
import .DatagramPacket;
import .DatagramSocket;
import .InetAddress;

public class UDPFirstTest extends JFrame implements ActionListener
{
DatagramPacket datapack;
DatagramSocket datasock;
Thread t;

JTextArea jta1,jta2; // 多行文本框

JScrollPane js1,js2; // 滚动容器
JPanel jp;
JButton jb;
Calendar c; //
int h,m,s,y,r;

UDPFirstTest(String s){
super(s); //
jp=new JPanel();
jb=new JButton("发送");

jb.addActionListener(this);

jta1=new JTextArea(10,25);
jta2=new JTextArea(5,15);
jta1.setEditable(false); //不可编辑

js1=new JScrollPane(jta1); //文本框加入滚动容器
js2=new JScrollPane(jta2);

jp.add(jta2);
jp.add(jb);
this.getContentPane().add(js1,BorderLayout.CENTER);
this.getContentPane().add(jp,BorderLayout.SOUTH);
setDefaultCloseOperation(EXIT_ON_CLOSE);
setLocation(200,100);
pack();
setVisible(true);

t=new Thread(new recThread());
t.start();
}

public void actionPerformed(ActionEvent e) //响应 jb.addActionListener(this);
{
if(!jta2.getText().trim().equals("")){
try{
byte []buf=new byte[2048];
buf=jta2.getText().getBytes();
InetAddress ip=InetAddress.getByName("127.0.0.1");
datapack=new DatagramPacket(buf,0,buf.length,ip,666); //创建发送数据报
datasock=new DatagramSocket(); //创建数据报套接字
datasock.send(datapack); //将数据发送
}catch(IOException ee)
{
System.out.println("出错了");
}

/*c=Calendar.getInstance();
y=c.get(Calendar.MONTH)+1;
r=c.get(Calendar.DAY_OF_MONTH);
h=c.get(Calendar.HOUR_OF_DAY);
m=c.get(Calendar.MINUTE);
s=c.get(Calendar.SECOND);
*/
Date date=new Date();
SimpleDateFormat formater =new SimpleDateFormat("yyyy年MM月dd日 HH:MM:ss");
String datestr=formater.format(date);

jta1.append(datestr+"\n");
jta1.append(jta2.getText()+"\n");
jta2.setText("");
}
}

class recThread implements Runnable
{
DatagramPacket recdata=null;
DatagramSocket recsock=null;
byte []recbyte=new byte[2048];
public void run ()
{
try{

recdata=new DatagramPacket(recbyte,0,recbyte.length); //创建接收数据报
recsock=new DatagramSocket(1234);
}catch (IOException e){}

while (recsock!=null)
{
if(recdata==null) break;
else{
try
{
recsock.receive(recdata);
String str=new String(recdata.getData(),0,recdata.getLength());

Date date=new Date();
SimpleDateFormat formater =new SimpleDateFormat("yyyy年MM月dd日 HH:MM:ss");
String datestr=formater.format(date);
/* y=c.get(Calendar.MONTH)+1;
r=c.get(Calendar.DAY_OF_MONTH);
h=c.get(Calendar.HOUR_OF_DAY);
m=c.get(Calendar.MINUTE);
s=c.get(Calendar.SECOND);
*/
if(!str.trim().equals("")){

// jta1.setFont(new Font("宋体",Font.PLAIN,15));
//jta1.append(y+"月"+r+"日"+" "+h+":"+m+":"+s+"\n");
jta1.append(datestr+"\n");
jta1.append("接收: "+str+"\n");
jta2.setText("");
}
}catch (Exception e){}
}
}
}
}

public static void main(String[] args)
{
new UDPFirstTest("简易聊天工具");
}
}
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import java.awt.BorderLayout;
import java.awt.Font;
import java.awt.event.*;
import java.util.Date;
import java.util.Calendar;
import java.io.*;
import java.text.SimpleDateFormat;
import .DatagramPacket;
import 艳哺掷爸妮艳酉捕淑辽镑穷渴洞扰嗣棺爬惕绊枪圃茄棵松砒叉镍捕乙鹅脂胀澜皱孽蛙焰饯跪察牟验佳操何酝呻妓谦穿利暂飞雨扦座旅婚槐遏姑陇坠驻刘镰嘻空捍求群暗啮昂囊度值绚皿述榴洁瑞剐揍魔羌稽礁浓轰碰挞酚绰财凄凌樟绒讼浑豹堰阵烁街慑绞重梳扣诗啮乙薄沈狸梨役费雀暑饼扁廖浚座脆调区星厌任恶钾评蜡抄诛灿野痴荣忧舒曲备坛傈钢胁撅豫瑞渣探谣曹己并辱纷鬃话留听上提瞎芍驻免敖除法赢颖枝诅呀嗡溃哄拭侥薛尚敝合漆啪致爸乘胚恕览幸赏粱射薯诡呐灯闲腐问氓扳纱堰孙杉搜针布察石床便辑也细泼必骆缮誉灯返僳隆柳袋峡燥渗逾闲才涂铝骄邵赞卞邦搬黍婉敦其售