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java 简单聊天室 例子源码

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  • 开发语言:Java
  • 实例大小:0.03M
  • 下载次数:59
  • 浏览次数:469
  • 发布时间:2014-10-09
  • 实例类别:Java语言基础
  • 发 布 人:goto
  • 文件格式:.rar
  • 所需积分:2
 相关标签: 聊天

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import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.*;
import java.net.*;
 
import javax.swing.*;
 
public class Socket10 extends JFrame implements Runnable, ActionListener{
    public Panel leftPanel;
    public Panel rightPanel;
    public Panel lastPanel;
    public Button button1=new Button("创建服务器"),button2,button3,button4;
    public TextArea text1,text2,text3,text4;
    public Label label1,label2,label3,label4;
    private TextField textfield1,textfield2,textfield3,textfield4;
     
    Thread inithread;
    String IPserver=null;
     String nameserver=null;
     String strin=null;
     String Address = "44444";
     String name = "44444";
     String s=null;
     String Stringss=null;
        String Strname=null;
     int scan=2;
     int lock=0;
     //Stringarray soctr;
     //Stringarray soctr1;
     ServerSocket server=null;
     Socket you=null;
     DataInputStream in=null,in1=null;
     DataOutputStream out=null,out1=null;
    private Socket mysocket;
     
    ////////////////////////////////////得到主机名字//////////////////////////////////////////////////////
    public static String getname(String s)
    {
        try
        {
        InetAddress myip=InetAddress.getLocalHost();
        s=myip.getHostName();
        }
        catch(IOException e2)
        {
        }  
        return s;
    }
     
    ////////////////////////////////////得到主机IP//////////////////////////////////////////////////////////
    public static String getip(String s)
 
    {
        try
        {
        InetAddress myip=InetAddress.getLocalHost();
        s=myip.getHostAddress();
        }
        catch(IOException e2)
        {
        }  
        return s;
    }
     
 
    ///////////////////////////////////////创建主界面/////////////////////////////////////////
     
    private void launchFrame()
    {
        label1=new Label("IP地址");//"IP地址"
        label2=new Label("本机名称");
        textfield1=new TextField(getip(Address),19);
        textfield2=new TextField(getname(name),19);
        textfield3=new TextField(14);
        textfield4=new TextField(14);
        text1=new TextArea(20,68);
        text2=new TextArea(3,68);
        text3=new TextArea(14,25);
        text4=new TextArea(9,25);
         
         
        button1=new Button("创建服务器");
        button2=new Button("搜索服务器");
        button3=new Button("发送");
        Container c=getContentPane();
        c.setLayout(new BorderLayout());
        Panel firstPanel=new Panel();
        Panel leftPanel=new Panel();
        Panel rightPanel=new Panel();
        Panel subleftPanel1=new Panel();
        Panel subleftPanel2=new Panel();
        Panel lastPanel=new Panel();
        Panel subrightPanel1=new Panel();
        Panel subrightPanel2=new Panel();
        leftPanel.setLayout(new BorderLayout());
        rightPanel.setLayout(new BorderLayout());
        firstPanel.add(label1);
        firstPanel.add(textfield1);
        firstPanel.add(label2);
        firstPanel.add(textfield2);
        subleftPanel1.add(text1);
        subleftPanel2.add(text2);
        subrightPanel1.add(text3);
        subrightPanel2.add(text4);
        leftPanel.add(subleftPanel1,BorderLayout.NORTH);
        leftPanel.add(subleftPanel2,BorderLayout.SOUTH);
        rightPanel.add(subrightPanel1,BorderLayout.NORTH);
        rightPanel.add(subrightPanel2,BorderLayout.SOUTH);
        firstPanel.add(button1);
        firstPanel.add(button2);
        lastPanel.add(button3);
        c.add(firstPanel,BorderLayout.NORTH);
        c.add(leftPanel,BorderLayout.CENTER);
        c.add(rightPanel,BorderLayout.EAST);
        c.add(lastPanel,BorderLayout.SOUTH);
        this.pack();
        setSize(700,500);
        setTitle("聊天HD");
        setVisible(true);
        Window fream;
        setResizable(false);
         
    }
     
      
    //////////////////////////////////////////////////////////////////////////////////////////////////////
     
     private void addWindowListener(WindowAdapter windowAdapter) throws IOException {
        // TODO Auto-generated method stub
         if(scan==0)
         {
             out.writeUTF("endover");
             you.close();
             System.exit(0);
         }
         else if(scan==1)
         {
             out1.writeUTF("endover");
             mysocket.close();
             System.exit(0);
         }
    }
 
    /////////////////////////////////////////////开启服务/////////////////////////////////
     private void startServer()
        {
            try
            {
                button1.setLabel("停止服务器");
                ServerSocket server=new ServerSocket(7028);
                you=server.accept();
                 
                 
            }
            catch (Exception e)
            {
                text3.setText("");
                text3.append("服务器启动错误,请重新设置后启动!\n可能是由于:\n");
                text3.append("1.端口被占用。\n");
                text3.append("2.服务器已经启动。\n");
                e.printStackTrace();
            }
        }
    //////////////////////////////////////////////////////////////////////////////////////////////////////////
      
     private void StartClient()
     {
         try
         {
             String IP=textfield1.getText();
            Socket mysocket;
             
            mysocket=new Socket(IP,7028);
            in1=new DataInputStream(mysocket.getInputStream());
            out1=new DataOutputStream(mysocket.getOutputStream());
            text4.append("连接到服务器!\n");
            nameserver=textfield2.getText();
            out1.writeUTF("begin" nameserver);
            button2.setLabel("退出服务器");
            //mysocket.close();
         }
         catch (Exception e)
         {
             text4.append("无法连接网络!\n");
         }
          
             
     }
     
     /////////////////////////////////////////////////////////////////////////////////////////////////////
      
     public void Message()
        {
            button1.addActionListener(this);
            button2.addActionListener(this);
            button3.addActionListener(this);
        }
     
     ///////////////////////////////////////////////////////////////////////////////////////////////////
     public void actionPerformed(ActionEvent e)
        {
         //////////////////////////////////////////////////////////////////////////////////////////////
            if(e.getSource()==button1)
            {
                if(lock==0)
                {
                 IPserver=getip(IPserver);
                 text3.setText("");
                 text3.append("服务器IP地址:" IPserver "\n");
                 text3.append("服务器名称:" textfield2.getText() "\n");
                 textfield1.setText(getip(nameserver));
                 text3.append("端口号:7028" "\n");
                 text3.append("服务器已启动,正在监听......" "\n");
                // button1.setName("停止服务器");
                  
                 this.startServer();
                 scan=0;
                 lock=1;
                }
                else 
                    {
                    try {
                        out=new DataOutputStream(you.getOutputStream());
                        out.writeUTF("endover");
                        text3.append("服务器已关闭!" "\n");
                    } catch (IOException e1) {
                        // TODO Auto-generated catch block
                        e1.printStackTrace();
                        text3.append("服务器关闭出现问题,请稍后重试!" "\n");
                    }
                    }
            }
             
            ////////////////////////////////////////////////////////////////////////////////////////////
            else if(e.getSource()==button3)
            {
                 
                if(scan==0)
                {
                 //String IPserver=null;
                 String nameserver=null;
                 try {
                    //in=new DataInputStream(you.getInputStream());
                    out=new DataOutputStream(you.getOutputStream());
                    //IPserver=getip(IPserver);
                    nameserver=textfield2.getText();
                    if(text2.getText().length()>0)
                    {
                    text1.append("---" nameserver "---说:  \n" text2.getText() "\n");
                    out.writeUTF(text2.getText());
                    text2.setText("");
                    }
                    else
                    {
                        text2.setText("\n\n                              无输入内容!");
                        try {
                            Thread.sleep(1000);
                        } catch (InterruptedException e1) {
                            // TODO Auto-generated catch block
                            e1.printStackTrace();
                        }
                        text2.setText("");
                         
                        }
                    //text1.append("---" nameserver "---说:11  \n" text2.getText() "\n");
                } catch (IOException e1) {
                    // TODO Auto-generated catch block
                    //text1.append("---" nameserver "---说:  \n" text2.getText() "\n");
                    e1.printStackTrace();
                }
                 
                }
                else if(scan==1)
                {
                    try {
                        //in1=new DataInputStream(mysocket.getInputStream());
                        //out1=new DataOutputStream(mysocket.getOutputStream());
                        nameserver=textfield2.getText();
                        if(text2.getText().length()>0)
                        {
                        text1.append("---" nameserver "---说:  \n" text2.getText() "\n");
                        out1.writeUTF(text2.getText());
                        text2.setText("");
                        }
                        else
                            {
                            text2.setText("\n\n                              无输入内容!");
                            try {
                                Thread.sleep(1000);
                            } catch (InterruptedException e1) {
                                // TODO Auto-generated catch block
                                e1.printStackTrace();
                            }
                            text2.setText("");
                             
                            }
                        //text1.append("---" nameserver "---说: 22 \n" text2.getText() "\n");
                    } catch (IOException e1) {
                        // TODO Auto-generated catch block
                        e1.printStackTrace();
                    }
                     
                }
                else
                {
                    text2.setText("");
                    text2.append("\n\n                              网络未连接!!!");
                    try {
                        Thread.sleep(1000);
                    } catch (InterruptedException e1) {
                        // TODO Auto-generated catch block
                        e1.printStackTrace();
                    }
                    text2.setText("");
                }
                 
                 
            }
             
            //////////////////////////////////////////////////////////////////////////////////////////////////////
            else if(e.getSource()==button2)
            {if(lock==0)
            {
                 text4.setText("");
                 text4.append("开始搜索服务器,请稍后......\n");  
                 scan=1;
                // button2.setName("退出服务器");
                 this.StartClient();
                 lock=1;
            }
            else 
                try {
                    out=new DataOutputStream(mysocket.getOutputStream());
                    out.writeUTF("endover");
                    text4.append("已退出登录!\n");  
                } catch (IOException e1) {
                    // TODO Auto-generated catch block
                    e1.printStackTrace();
                    text4.append("退出连接失败,请稍后重试!\n");   
                }
                //text4.append("已连接服务器,请勿重复连接!\n");
             
            }
        }
     
     ///////////////////////////////////////////////////////////////////////////////////////////////
      
     public void MessageSaR() throws InterruptedException, IOException
        {
            if(scan==0)
            {
                try
                {
                    //接收消息
                 
                    //InputStreamReader input=new InputStreamReader(you.getInputStream());
                    //BufferedReader read=new BufferedReader(input);
                    in=new DataInputStream(you.getInputStream());
                    out=new DataOutputStream(you.getOutputStream());
                    String recvier=in.readUTF();
                    //String Stringss=null;
                    //String Strname=null;
                    //Stringss=recvier.substring(0,5);
                    if(recvier.length()>4)
                    {
                        Stringss=recvier.substring(0,5);
                    if(Stringss.equals("begin")&&recvier.length()>4)
                    {
                        Strname=recvier.substring(5);
                        text3.append("客户机-" Strname "-已登录\n");
                        out.writeUTF("conna" textfield2.getText());
                        //Thread.sleep(200);
                        //out.writeUTF("conip" textfield1.getText());
                        //text1.append("---" Strname "---说:  \n" recvier "\n");
                        //text1.append("conip" textfield1.getText() "\n");
                    }
                    if(Stringss.equals("endov")&&recvier.length()>4)
                    {
                        text3.append("客户机-" Strname "-已退出\n");
                        you.close();
                    }
                    }
                    if(recvier.length()<5)
                        text1.append("---" Strname "---说:  \n" recvier "\n");
                    if(!Stringss.equals("begin")){
                        text1.append("---" Strname "---说:  \n" recvier "\n");
                    }
                     
                     
                    //else text1.append("---" Strname "---说:  \n" recvier "\n");
                     
                }
                catch (Exception e)
                {
                    e.printStackTrace();
                }
                //Thread.sleep(100);
            }
            else if(scan==1)
            {
                try
                {
                    //接收消息
                    //text1.append("客户端:\n");
                     
                    //DataInputStream in=null;
                    //DataOutputStream out=null;
                    //mysocket=new Socket("localhost",7028);
                    //in1=new DataInputStream(mysocket.getInputStream());
                    //out=new DataOutputStream(mysocket.getOutputStream());
                    //text1.append("客户端2:\n");
                    String recvier=in1.readUTF();
                    //text1.append("客户端3:\n");
                     
                    //if(Stringss.equals("conna"))
                    //{
                         
                    //  text4.append("服务器名称:" Strname "\n");
                        //text1.append("客户端4:" recvier "\n");
                    //}
                    if(recvier.length()>4)
                    {
                        Stringss=recvier.substring(0,5);
                    if(Stringss.equals("conna")&&recvier.length()>4)
                    {
                        Strname=recvier.substring(5);
                        text4.append("服务器名称:" Strname "\n");
                         
                        //text1.append("客户端4:" recvier "\n");
                    }
                    if(Stringss.equals("endov")&&recvier.length()>4)
                    {
                        text4.append("服务器-" Strname "-已关闭\n");
                        //out1.writeUTF("endover");
                        mysocket.close();
                    }
                    }
                     
                    //Stringss=recvier.substring(0,5);
                    //text1.append("客户端1:" recvier "\n");u
                    if(recvier.length()<5)
                        text1.append("---" Strname "---说:  \n" recvier "\n");
                    if(!Stringss.equals("conna")){
                        text1.append("---" Strname "---说:  \n" recvier "\n");
                    }
                    //else
                     
                    //else if(Stringss.equals("conip"))
                    //{
                    //  Stringss=recvier.substring(5);
                    //  text4.append("服务器IP:" Stringss);
                    //  text1.append("客户端5:" recvier "\n");
                    //}
                     
                        //text1.append("---" Strname "---说:  \n" recvier "\n");
                     
                }
                catch (Exception e)
                {
                    e.printStackTrace();
                }
                //Thread.sleep(100);
                //mysocket.close();
            }
        }
     ///////////////////////////////////////////////////////////////////////////////////////
     public static void main(String args[]) throws InterruptedException, IOException
        {
         Socket10 aa=new Socket10();
         aa.launchFrame();
         aa.Message();
         while(true)
         {
         aa.MessageSaR();
         
         }
        }
    @Override
    public void run() {
        // TODO Auto-generated method stub
         
    }
 
 
}

标签: 聊天

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