java网络聊天室课程设计报告(内附代码)

2）电子工业出版社《JAVA程序设计实用教程》，叶核亚编著三、设计完成后提交的文件和图表2）电子工业出版社《JAVA程序设计实用教程》，叶核亚编著考资料 3 3 3 3 4 4 5 6 6 8 441.1问题描述发送文件等交流方式已经成为必然潮流。因此出现了QQ等聊天工具，然而QQ等聊1.2功能需求分析和用户号码。可通过闪动托盘图标和播放不同的音乐1.3环境需求分析2.1整体思路2.2总体设计流程图建立服务器等待并接收接收请求后创建socket连接3.1.界面设计3.2通信功能实现方法publicclassAppServerextendsThread{privateServerSocketserverSocket;privateServerFramesFrame;privatestaticVectoruserOnline=newVector(1,1);privatestaticVectorv=newVector(1,1);/***创建服务器启动服务监听1001端口**/publicAppServer(){sFrame=newServerFrame();try{serverSocket=newServerSocket(1001);//获取服务器的主机名和IP地址InetAddressaddress=InetAddress.getLocalHost();sFrame.txtServerName.setText(address.getHostName());sFrame.txtIP.setText(address.getHostAddress());sFrame.txtPort.setText("1001");}catch(IOExceptione){fail(e,"}sFrame.txtStatus.setText("已启动...");this.start();//启动线程}/***退出服务器**异常*退出信息*/publicstaticvoidfail(Exceptione,Stringstr){System.out.println(str+"。"+e);}/***监听客户的请求，当有用户请求时创建Connection线程*/publicvoidrun(){try{while(true){Socketclient=serverSocket.accept();newConnection(sFrame,client,userOnline,v);//支持//System.out.println("userLength:"+userLength);}}catch(IOExceptione){System.out.println("不能监听");}}/***/publicstaticvoidmain(Stringargs[]){newAppServer();}}ServerFrame.java文件publicclassServerFrameextendsJFrameimplementsActionListener{publicJListlist;/****/privatestaticfinallongserialVersionUID=//服务器信息面板JPanelpnlServer,pnlServerInfo;JLabellblStatus,lblNumber,lblMax,lblServerName,lblProtocol,lblIP,lblPort,lblLog;publicJTextFieldtxtStatus,txtNumber,txtMax,txtServerName,txtProtocol,txtIP,txtPort;JButtonbtnStop,btnSaveLog;publicTextAreataLog;JTabbedPanetpServer;publicTextAreataMessage;//用户信息面板JPanelpnlUser;publicJLabellblMessage,lblUser,lblNotice,lblUserCount;JListlstUser;JScrollPanespUser;JTextFieldtxtNotice;JButtonbtnSend,btnKick;publicStringti="";publicStringserverMessage="";publicServerFrame(){//服务器窗口super("[HappyChat]聊天服务器");setSize(550,500);setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);setResizable(false);Dimensionscr=Toolkit.getDefaultToolkit().getScreenSize();//Dimensionfra=this.getSize();if(fra.width>scr.width){fra.width=scr.width;}if(fra.height>scr.height){fra.height=scr.height;}this.setLocation((scr.width-fra.width)/2,(scr.height-fra.height)/2);pnlServer=newJPanel();pnlServer.setLayout(null);pnlServerInfo=newJPanel(newGridLayout(14,1));pnlServerInfo.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createTitledBorder(""),BorderFactory.createEmptyBorder(1,1,1,1)));lblStatus=newJLabel("当前状态:");txtStatus=newJTextField(10);txtStatus.setEditable(false);lblNumber=newJLabel("当前在线人数:");txtNumber=newJTextField("0人",10);txtNumber.setEditable(false);lblMax=newJLabel("最多在线人数:");txtMax=newJTextField("50人",10);txtMax.setEditable(false);lblServerName=newJLabel("服务器名称:");JTextField(10);txtServerName.setEditable(false);lblProtocol=newJLabel("访问协议:");txtProtocol=newJTextField("HTTP",10);txtProtocol.setEditable(false);lblIP=newJLabel("服务器IP:");txtIP=newJTextField(10);txtIP.setEditable(false);lblPort=newJLabel("服务器端口:");txtPort=newJTextField("8000",10);txtPort.setEditable(false);btnStop=newJButton("关闭服务器(C)");btnStop.addActionListener(newActionListener(){publicvoidactionPerformed(ActionEventarg0){closeServer();}});lblLog=newJLabel("[服务器日志]");taLog=newTextArea(20,50);btnSaveLog=newJButton("保存日志(S)");btnSaveLog.addActionListener(newActionListener(){publicvoidactionPerformed(ActionEventarg0){saveLog();}});pnlServerInfo.add(lblStatus);pnlServerInfo.add(txtStatus);pnlServerInfo.add(lblNumber);pnlServerInfo.add(txtNumber);pnlServerInfo.add(lblMax);pnlServerInfo.add(txtMax);pnlServerInfo.add(lblServerName);pnlServerInfo.add(txtServerName);pnlServerInfo.add(lblProtocol);pnlServerInfo.add(txtProtocol);pnlServerInfo.add(lblIP);pnlServerInfo.add(txtIP);pnlServerInfo.add(lblPort);pnlServerInfo.add(txtPort);pnlServerInfo.setBounds(5,5,100,400);lblLog.setBounds(110,5,100,30);taLog.setBounds(110,35,400,370);btnStop.setBounds(200,410,120,30);btnSaveLog.setBounds(320,410,120,30);pnlServer.add(pnlServerInfo);pnlServer.add(lblLog);pnlServer.add(taLog);pnlServer.add(btnStop);pnlServer.add(btnSaveLog);pnlUser=newJPanel();pnlUser.setLayout(null);lblMessage=newJLabel("[用户消息]");taMessage=newTextArea(20,20);lblNotice=newJLabel("通知：");txtNotice=newJTextField(20);btnSend=newJButton("发送(S)");btnSend.setEnabled(true);btnSend.addActionListener(newActionListener(){publicvoidactionPerformed(ActionEventarg0){serverMessage();}});lblUserCount=newJLabel("在线总人数0人");btnKick=newJButton("踢人(K)");btnKick.addActionListener(newActionListener(){publicvoidactionPerformed(ActionEventarg0){tiRen();}});lblUser=newJLabel("[在线用户列表]");lstUser=newJList();lstUser.setVisibleRowCount(17);lstUser.setFixedCellWidth(180);//指定的固定单元格宽度值，而不lstUser.setFixedCellHeight(18);spUser=newJScrollPane();spUser.setVerticalScrollBarPolicy(JScrollPane.spUser.getViewport().setView(lstUser);lblMessage.setBounds(5,5,100,25);taMessage.setBounds(5,35,300,360);lblUser.setBounds(310,5,100,25);spUser.setBounds(310,35,220,360);lblNotice.setBounds(5,410,40,25);txtNotice.setBounds(50,410,160,25);btnSend.setBounds(210,410,80,25);lblUserCount.setBounds(320,410,100,25);btnKick.setBounds(440,410,80,25);pnlUser.add(lblMessage);pnlUser.add(taMessage);pnlUser.add(lblUser);pnlUser.add(spUser);list=newJList();list.setListData(newString[]{""});spUser.setViewportView(list);pnlUser.add(lblNotice);pnlUser.add(txtNotice);pnlUser.add(btnSend);pnlUser.add(lblUserCount);pnlUser.add(btnKick);tpServer=newJTtpServer.add("服务器管理",pnlServer);tpServer.add("用户信息管理",pnlUser);this.getContentPane().add(tpServer);setVisible(true);}protectedvoidserverMessage(){this.serverMessage=txtNotice.getText();txtNotice.setText("");}protectedvoidcloseServer(){this.dispose();//this.res}protectedvoidsaveLog(){try{FileOutputStreamfileoutput=newFileOutputStream("log.txt",true);Stringtemp=taMessage.getText();fileoutput.write(temp.getBytes());fileoutput.close();JOptionPane.showMessageDialog(null,"记录保存在log.txt");}catch(Exceptione){System.out.println(e);}}protectedvoidtiRen(){ti=list.getSelectedValue().toString();log("Ti:"+ti);}privatevoidlog(Stringstring){Stringnewta=taMessage.getText();newta+=("\n"+string);taMessage.setText(newta);}publicvoidactionPerformed(ActionEventevt){}publicstaticvoidmain(Stringargs[]){newServerFrame();}}Connection.java文件publicclassConnectionextendsThread{/***与客户端通讯Socket*/privateSocketnetClient;/***在线用户列表*/privateVector<Customer>userOnline;/***聊天信息*/privateVector<Chat>userChat;/***从客户到服务器输入流*/privateObjectInputStreamfromClient;/***传到客户端打印流*/privatePrintStreamtoClient;/***注册用户列表*/privatestaticVectorvList=newVector();/***临时对象*/privateObjectobj;/***服务器日志窗体*/privateServerFramesFrame;@SuppressWarnings("unchecked")/***创建与客户端通讯*/publicConnection(ServerFrameframe,Socketclient,Vectoru,Vectorc){netClient=client;userOnline=u;userChat=c;sFrame=frame;try{fromClient=newObjectInputStream(netClient.getInputStream());toClient=newPrintStream(netClient.getOutputStream());}catch(IOExceptione){try{netClient.close();}catch(IOExceptione1){System.out.println("不能建立流"+e1);return;}}this.start();}/***处理与客户端的通讯线程*/publicvoidrun(){try{//obj是Object类的对象obj=(Object)fromClient.readObject();{if(obj.getClass().getName().equals("Customer")){serverLogin();serverLoginDB();}if(obj.getClass().getName().equals("Register_Customer"))serverRegiste();serverRegisteDB();}if(obj.getClass().getName().equals("Message")){serverMessage();}if(obj.getClass().getName().equals("Chat")){serverChat();}if(obj.getClass().getName().equals("Exit")){serverExit();}}catch(IOExceptione){System.out.println(e);}catch(ClassNotFoundExceptione1){System.out.println("}finally{try{netClient.close();}catch(IOExceptione){System.out.println(e);}}}/****登录处理*/@SuppressWarnings("deprecation")publicvoidserverLogin(){try{CustomerclientMessage2=(Customer)obj;FileInputStreamfile3=newFileInputStream("user.txt");ObjectInputStreamobjInput1=newObjectInputStream(file3);vList=(Vector)objInput1.readObject();intfind=0;//查找判断标志//System.out.println(find);for(inti=0;i<vList.size();i++){Register_Customerreg=(Register_Customer)vList.elementAt(i);if(reg.custName.equals(clientMessage2.custName)){find=1;if(!reg.custPassword.equals(clientMessage2.custPassword)){toClient.println("密码不正确");break;}else{//判断是否已经登录intlogin_flag=0;for(inta=0;a<userOnline.size();a++){String_custName=((Customer)userOnline.elementAt(a)).custName;if(clientMessage2.custName.equals(_custName)){login_flag=1;break;}}if(userOnline.size()>=50){toClient.println("登录人数过多，请稍候再试");break;}if(login_flag==0){clientMessage2.custHead=reg.head;//userOnline.addElement(clientMessage2);toClient.println("登录成功");Datet=newDate();+"登录时间:"+t.toLocaleString()+"\n");freshServerUserList();break;}else{toClient.println("该用户已登录");}}}else{continue;}}if(find==0){toClient.println("没有这个用户，请先注册");}file3.close();objInput1.close();fromClient.close();}catch(ClassNotFoundExceptione){System.out.println(e);}catch(IOExceptione){System.out.println(e);}}/*****@throwsException*/@SuppressWarnings("deprecation")publicvoidserverLoginDB(){try{CustomerclientMessage2=(Customer)obj;Stringname=clientMessaStringpass=clientMessage2.custPassword;+"'";ResultSetrs=DB.executeQuery(sql);System.out.println("sql:"+sql);booleanlogin=false;Stringhead="";while(rs.next()){Stringps=rs.getString("custPassword").toString();System.out.println("ps:["+ps+"]");System.out.println("pass:["+pass+"]");if(ps.equals(pass.toString())){login=true;System.out.println("logined:");}System.out.println("compareTo:"+pareTo(pass));head=rs.getString("head");System.out.println("head:"+rs.getString("head"));}System.out.println("login:"+login);if(!login){toClient.println("密码不正确");return;}//判断是否已经登录intlogin_flag=0;for(inta=0;a<userOnline.size();a++){String_custName=((Customer)userOnline.elementAt(a)).custName;if(clientMessage2.custName.equals(_custName)){login_flag=1;break;}}if(userOnline.size()>=50){toClient.println("登录人数过多，请稍候再试");return;}if(login_flag==0){System.out.println("head:"+head);clientMessage2.custHead=head;//userOnline.addElement(clientMessage2);toClient.println("登录成功");Datet=newDate();登录时间:"+t.toLocaleString()+"\n");freshServerUserList();return;}else{toClient.println("该用户已登录");}fromClient.close();}catch(Exceptione){e.printStackTrace();}}/****/privatevoidfreshServerUserList(){String[]userList=newString[50];Customercus=null;for(intj=0;j<userOnline.size();j++){cus=(Customer)userOnline.get(j);userList[j]=cus.custName;}sFrame.list.setListData(userList);sFrame.txtNumber.setText(""+userOnline.size());sFrame.lblUserCount.setText("当前在线人数:"+userOnline.size());//System.out.println("freshok");}/***/@SuppressWarnings({"unchecked","deprecation"})publicvoidserverRegiste(){try{intflag=0;//是否重名判断标志Register_CustomerclientMessage=(Register_Customer)obj;FilefList=newFile("user.txt");if(fList.length()!=0)//{ObjectInputStreamobjInput=newObjectInputStream(newFileInputStream(fList));vList=(Vector)objInput.readObject();//判断是否有重名for(inti=0;i<vList.size();i++){Register_Customerreg=(Register_Customer)vList.elementAt(i);if(reg.custName.equals(clientMessage.custName)){toClient.println("注册名重复,请另外选择");flag=1;break;}elseif(reg.custName.equals("所有人")){toClient.println("禁止使用此注册名,请另外选择");flag=1;break;}}}if(flag==0){//添加新注册用户vList.addElement(clientMessage);//将向量中的类写回文件FileOutputStreamfile=newFileOutputStream(fList);ObjectOutputStream(file);objout.writeObject(vList);//发送注册成功信息toClient.println(clientMessage.custName+"注册成功");Datet=newDate();log("用户"+clientMessage.custName+"注册成功,"+"注册时间:"+t.toLocaleString()+"\n");file.close();objout.close();fromClient.close();}}catch(ClassNotFoundExceptione){System.out.println(e);}catch(IOExceptione){System.out.println(e);}}/***/@SuppressWarnings({"unchecked","deprecation"})publicvoidserverRegisteDB(){try{intflag=0;//是否重名判断标志Register_CustomerclientMessage=(Register_Customer)obj;Stringsql="select*fromyonghuwherecustName='"+clientMessage.custName+"'";ResultSetrs=DB.executeQuery(sql);System.out.println("sql:"+sql);booleanreg=false;while(rs.next()){reg=true;ResultSetMetaDatarsmd=rs.getMetaData();for(intStringv=rs.getString(i);System.out.println(me+":"+v);}System.out.println();}System.out.println("reg:"+reg);if(reg){toClient.println("注册名重复,请另外选择");return;}if(clientMessage.custName.equals("所有人")){toClient.println("禁止使用此注册名,请另外选择");return;}sql="insertintoyonghu(custName,custPassword,age,sex,email,head)values('"+clientMessage.custName+"','"+clientMessage.custPassword+"','"+clientMessage.age+"','"+clientMessage.sex+"','"+clientMessage.email+"','"+clientMessage.head+"')";System.out.println("c:"+sql);DB.executeUpdate(sql);toClient.println(clientMessage.custName+"注册成功");Datet=newDate();log("用户"+clientMessage.custName+"注册成功,"+"注册时间:"+t.toLocaleString()+"\n");fromClient.close();}catch(Exceptione){e.printStackTrace();System.out.println(e);}}/***发送信息处理*/publicvoidserverMessage(){try{Messagemess=newMessage();mess.userOnLine=userOnline;mess.chat=userChat;mess.ti=sFrame.ti;mess.serverMessage=""+sFrame.serverMessage;ObjectOutputStreamoutputstream=newObjectOutputStream(netClient.getOutputStream());outputstream.writeObject((Message)mess);netClient.close();outputstream.close();}catch(IOExceptione){}}/***增加信息处理*/publicvoidserverChat(){ChatcObj=newChat();cObj=(Chat)obj;cObj.chatMessage=WordFilter.filter(cObj.chatMessage);chatLog(cObj);userChat.addElement((Chat)cObj);return;}/***用户退出处理*/@SuppressWarnings("deprecation")publicvoidserverExit(){Exitex