Java实验报告模板

试验报告课程名称试验名称姓名

Java面对对象程序设计检查危急品吴超益 学号 202324134114 专业年级 14物联网本试验的目的是让学生把握 try-catch语句二、试验内容：车站检查危急品的设施，假设觉察危急品就会发出警示。编写Exception 的子类DangeException Machine类办理异样主类main方法中的try-catch办理machine 类的实例调用三、试验步骤试验源代码：importjava.io.*;import.*;importjava.util.*;publicclassClient{publicstaticvoidmain(Stringagrs[]){Scannerscanner=newScanner(System.in);Socketmysocket=null;ObjectInputStreaminObject=null;ObjectOutputStreamoutObject=null;Threadthread;ReadWindowreadWindow=null;try{mysocket=newSocket;readWindow=newReadWindow;thread=newThread(readWindow);System.out.println(“输入效劳器的IP“);StringIP=scanner.nextLine;System.out.println(“输入端口号：“);intport=scanner.nextInt;if(mysocket.isConnected){}1/43else{

InetAddressaddress=InetAddress.getByName(IP);InetSocketAddresssocketAddress=newInetSocketAddress(address,port);mysocket.connect(socketAddress);InputStreamin=mysocket.getInputStream;OutputStreamout=mysocket.getOutputStream;inObject=newObjectInputStream(in);outObject=newObjectOutputStream(out);readWindow.setObjectInputStream(inObject);thread.start;}}catch(Exceptione){System.out.println(““+e);}}}classReadWindowimplementsRunnable{ObjectInputStreamin;publicvoidsetObjectInputStream(ObjectInputStreamin){this.in=in;}publicvoidrun{doubleresult=0;while(true){try{}

javax.swing.JFramewindow=(javax.swing.JFrame)in.readObject;window.setTitle(“这是从效劳器上读入的窗口“);window.setVisible(true);window.requestFocusInWindow;window.setSize(600,800);catch(Exceptione){System.out.println(““+e);break;2/43}}}}///*Exception当你要抛出的自定义的异样类，确定继承Exception，不然错误catch捕获抛出的异样*/publicclassDangerExceptionextendsException{Stringmessage;publicDangerException{message= }publicvoidtoShow{System.out.print(message+““);}}publicclassGoods{publicbooleanisDanger;Stringname;publicvoidsetIsDanger(booleanboo){isDanger=boo;}publicbooleanisDanger{returnisDanger;}publicvoidsetName(Strings){name=s;}publicStringgetName{returnname;}}3/43/*异样的办理和抛出throws，申明异样的实例throws异样类名exp：throwsDangerExeption申明异样后应当在调用者里面对 捕获的异样办理throw，抛出异样throw异样实例exp：thrownewDangerException假设捕获到申明的异样。直接跳转相应的catch 语句能够申明多个异样类，并用多重catch 语句捕获*/publicclassMachine{publicvoidcheckBag(Goodsgood)throwsDangerException{if(good.isDanger==true){thrownewDangerException;}else{System.out.print(good.getName+“ “);}}}四、试验结果五、总结经过此次试验，熟习了try_catch 语句，对此后学习java打下好的根底，对java能更为熟习4/43试验报告课程名称 Java面对对象程序设计试验名称 比较日期姓名 吴超益 学号 202324134114 专业年级 14物联网一、试验目的：目的是让学生把握 Data类以及Calendar 类的常用方法二、试验内容：java应用程序，用户从输入对话框输入两个日期，程序将推断两个日期的大小关系，以及两个日期之间的间隔天数三、试验步骤试验源代码：package ;importjava.sql.Date;importjava.util.Calendar;importjava.util.Scanner;publicclassCompareDate{publicstaticvoidmain(String[]args){//TODOAuto-generatedmethodstubScannerscanner=newScanner(System.in);System.out.println(““);System.out.println(““);shortyearOne=scanner.nextShort;System.out.println(“输入月份“);bytemonthOne=scanner.nextByte;System.out.println(“输入日期“);bytedayOne=scanner.nextByte;System.out.println(“输入其次年，月，日数据“);System.out.println(“输入年份“);shortyearTwo=scanner.nextShort;System.out.println(“输入月份“);bytemonthTwo=scanner.nextByte;System.out.println(“输入日期“);bytedayTwo=scanner.nextByte;Calendarcalendar=Calendar.getInstance;5/43calendar.set(yearOne,monthOne-1,dayOne);longtimeOne=calendar.getTimeInMillis;calendar.set(yearTwo,monthTwo-1,dayTwo);longtimeTwo=calendar.getTimeInMillis;Datedate1=newDate(timeOne);Datedate2=newDate(timeTwo);if(date2.equals(date1)){System.out.println(“两个日期的年，月，日完整同样“);}elseif(date2.after(date1)){System.out.println(“您输入的其次个日期大于第一个日期“);}elseif(date2.before(date1)){System.out.println(“您输入其次个日期毛毛雨第一个日期“);}longday=Math.abs(timeTwo-timeOne)/(1000*60*60*24);System.out.println(yearOne+“ “+yearTwo+““+monthTwo+““+dayTwo+“日相隔“+day+““);}}四、试验结果五、总结此次试验熟习了Java 应用程序，并将Data类以及Calendar 类的常用方法把握，对此后学习java打下好的根底，对 java能更为熟习。6/43试验报告课程名称 Java面对对象程序设计试验名称姓名

华容道吴超益学号 202324134114 专业年级 14物联网一、试验目的：学习焦点、鼠标和键盘大事二、试验内容：GUI程序，用户经过键盘和鼠标大事来实现曹操、关羽等人物的挪动。三、试验步骤试验源代码：package 华容道;importjava.awt.*;importjava.awt.event.*;publicclasshuanrongdao{publicstaticvoidmain(Stringargs[]){newHua_Rong_Road;}}classPersonextendsButtonimplementsFocusListener{intnumber;Colorc=newColor(255,245,170);publicPerson(finalintnumber,finalStrings){super(s);setBackground(c);this.number=number;c=getBackground;addFocusListener(this);7/43}publicvoidfocusGained(finalFocusEvente){setBackground(Color.red);}publicvoidfocusLost(finalFocusEvente){setBackground(c);}}classHua_Rong_RoadextendsFrameimplements MouseListener,KeyListener,ActionListener{Personperson[]=newPerson[10];Buttonleft,right,above,below;Buttonrestart=newButton(“ “);publicHua_Rong_Road{init;setBounds(100,100,320,360);setVisible(true);validate;addWindowListener(newWindowAdapter{publicvoidwindowClosing(WindowEvente){System.out.println(0);}});}publicvoidinit{setLayout(null);add(restart);restart.setBounds(100,320,120,25);restart.addActionListener(this);Stringname[]={““,““,““,““,““};for(intk=0;k<name.length;k++){person[k]=newPerson(k,name[k]);person[k].addMouseListener(this);person[k].addKeyListener(this);add(person[k]);}person[0].setBounds(104,54,100,100);person[1].setBounds(104,154,100,50);person[2].setBounds(54,154,50,100);8/43person[3].setBounds(204,154,50,100);person[4].setBounds(54,54,50,100);person[5].setBounds(204,54,50,100);person[6].setBounds(54,254,50,50);person[7].setBounds(204,254,50,50);person[8].setBounds(104,204,50,50);person[9].setBounds(154,204,50,50);person[9].requestFocus;left=newButton;right=newButton;above=newButton;below=newButton;add(left);add(right);add(above);add(below);left.setBounds(49,49,5,260);right.setBounds(254,49,5,260);above.setBounds(49,49,210,5);below.setBounds(49,304,210,5);validate;}publicvoidkeyTyped(KeyEvente){}publicvoidKeyReleased(KeyEvente){}publicvoidKeyPressed(KeyEvente){Personman=(Person)e.getSource;if(e.getKeyCode==KeyEvent.VK_DOWN){go(man,below);}if(e.getKeyCode==KeyEvent.VK_UP){go(man,above);}if(e.getKeyCode==KeyEvent.VK_LEFT){go(man,left);}if(e.getKeyCode==KeyEvent.VK_RIGHT){go(man,right);}}publicvoidmousePressed(MouseEvente){Personman=(Person)e.getSource;intx=-1,y=-1;x=e.getX;9/43y=e.getY;intw=man.getBounds.width;inth=man.getBounds.height;if(y>h/2){go(man,below);}if(y<h/2){go(man,above);}if(x<w/2){go(man,left);}if(x>w/2){go(man,right);}}publicvoidmouseReleased(MouseEvente){}publicvoidmouseEntered(MouseEvente){}publicvoidmouseExited(MouseEvente){}publicvoidmouseClicked(MouseEvente){}publicvoidgo(Personman,Buttondirection){booleanmove=true;RectanglemanRect=man.getBounds;intx=man.getBounds.x;inty=man.getBounds.y;if(direction==below)y=y+50;elseif(direction==above)y=y-50;elseif(direction==left)x=x-50;elseif(direction==right)x=x+50;manRect.setLocation(x,y);RectangledirectionRect=direction.getBounds;for(intk=0;k<10;k++){RectanglepersonRect=person[k].getBounds;if((manRersects(personRect))&&(man.number!=k))10/43{move=false;}}if(manRersects(directionRect)){move=false;}if(move==true){man.setLocation(x,y);}}publicvoidactionPerformed(ActionEvente){dispose;newHua_Rong_Road;}publicvoidkeyPressed(KeyEventarg0){}publicvoidkeyReleased(KeyEventarg0){}}四、试验结果11/43五、总结此次试验让我生疏了焦点、鼠标和键盘大事，此后学习java 打下好的根底，对java 能更为熟习12/43试验报告课程名称 Java面对对象程序设计试验名称 汉字输入练习姓名 吴超益 学号 202324134114 专业年级 14物联网一、试验目的：把握Thread 的子类创立线程二、试验内容：java应用程序，在主线程序中再创立两个线程，第一个负责给出某个汉字，其次个线程负责让用户在命令行输入第一线程给出的汉字import

三、试验步骤试验源代码：java.util.Scanner;public

class

TepyChinese{public

static

main(String args[]){System.out.println(System.out.println(Chinesehanzi;hanzi =newChinese;GiveChineseThreadInputChineseThread

“输入汉字练习〔输入 #完毕程序〕“);“输入显示的汉字〔回车〕“);giveHanzi ;typeHanzi ;giveHanzigiveHanzigiveHanzitypeHanzi

=newGiveChineseThread;.setChinese( hanzi );.setSleepLength(6000);=newInputChineseThread;typeHanzigiveHanzi

.setChinese(.start;

hanzi );try}

{Thread.

sleep (200);catch typeHanzi

exp){.start;}}}class Chinese{charpublic

c=”\0”void

;setChinese( char c){13/43this .c=c;}public char getChinese{return c;}}class GiveChineseThread extends Thread{Chinesechar

hanzi startChar

=(char )22909,

endChar =(char )(startChar +100);intpublic

sleepLengthvoid

=5000;setChinese(Chinese hanzi ){this .hanzi =hanzi ;}public void setSleepLength( int n){sleepLength}

=n;publicchar

void run{c=startChar ;while (true ){hanzi .setChinese(System. out.printf(try {

c);“显示的汉字：%c\n“ ,hanzi .getChinese);Thread. sleep (sleepLength );}catch c=(char )(c+1);if (c>endChar )

e){}c=startChar ;}}}class InputChineseThread extends Thread{ScannerChinese

reader ;hanzi ;int score =0;InputChineseThread{reader =newScanner(System.

in);}public

void setChinese(Chinese hanzi ){this .hanzi =hanzi ;}publicwhile

void run{( true ){14/43Stringchar

str=reader c=str.charAt(0);if (c==hanzi score ++;System. out .printf( “\t\t 输入对了，当前分数%d\n“ ,score );}elseSystem. out .printf( “\t\t 输入错了，当前分数%d\n“ ,score );if (c==”#” )System. exit (0);}}}四、试验结果五、总结此次试验熟习了Java 应用程序，并将Thread 的子类的常用方法把握，对此后学习java打下好的根底，对 java能更为熟习。15/43试验报告课程名称 Java面对对象程序设计试验名称 读取效劳器端文件姓名 吴超益 学号 202324134114 专业年级 14物联网一、试验目的：学习使用URL二、试验内容：URLURLURL所包括的资源文件三、试验步骤试验源代码：packageone;importjava.awt.BorderLayout;importjava.awt.event.ActionEvent;importjava.awt.event.ActionListener;importjava.io.IOException;importjava.io.InputStream;import.MalformedURLException;import.URL;importjavax.swing.JButton;importjavax.swing.JFrame;importjavax.swing.JLabel;importjavax.swing.JPanel;importjavax.swing.JTextArea;importjavax.swing.JTextField;publicclassReadURLSource{publicstaticvoidmain(String[]args){newNetWin;}}classNetWinextendsJFrameimplementsActionListener,Runnable{JButtonbutton;URLurl;JTextFieldinputURLText;JTextAreaarea;16/43byteb[]=newbyte[118];Threadthread;publicNetWin{//TODOAuto-generatedconstructorstubinputURLText=newJTextField(20);area=newJTextArea(12,12);button=newJButton(“ button.addActionListener(this);thread=newThread(this);JPanelp=newJPanel;p.add(newJLabel(“ 请输入网址:“));p.add(inputURLText);p.add(button);add(area,BorderLayout.CENTER);add(p,BorderLayout.NORTH);setBounds(60,60,560,300);setVisible(true);validate;setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);}publicvoidactionPerformed(ActionEvente){if(!(thread.isAlive)){thread=newThread(this);}try{thread.start;}catch(Exceptionee){inputURLText.setText(“ 我正在读取“+url);}}publicvoidrun{try{intn=-1;area.setText(null);Stringname=inputURLText.getText.trim;url=newURL(name);StringhostName=url.getHost;inturlPortNumber=url.getPort;StringfileName=url.getFile;InputStreamin=url.openStream;area.append(“\n 主机:“+hostName+“ 端口:“+urlPortNumber+“ 包括的文件名17/43字:“+fileName);area.append(“\n 文件的内容以下:“);while((n=in.read(b))!=-1){Strings=newString(b,0,n);area.append(s);}}catch(MalformedURLExceptione1){inputURLText.setText(““+e1);return;}catch(IOExceptione1){inputURLText.setText(““+e1);return;}}}四、试验结果五、总结学习使用URL,此后学习java打下好的根底，对 java能更为熟习18/43试验报告课程名称 Java面对对象程序设计试验名称 读取效劳器端的窗口姓名 吴超益 学号 202324134114 专业年级 14物联网一、试验目的：学会使用套接字读取效劳器端的对象二、试验内容：客服端利用套接字连结将效劳器端的JFram 对象读取到客服端。第一将效劳器端的程序编译经过，并运转起来，等候恳求套接字连结三、试验步骤试验源代码：//Client.javapackageclient;importjava.io.*;import.*;importjava.util.*;publicclassClient{publicstaticvoidmain(Stringagrs[]){Scannerscanner=newScanner(System.in);Socketmysocket=null;ObjectInputStreaminObject=null;ObjectOutputStreamoutObject=null;Threadthread;ReadWindowreadWindow=null;try{mysocket=newSocket;readWindow=newReadWindow;thread=newThread(readWindow);System.out.println(“StringIP=scanner.nextLine;输入效劳器的IP“);System.out.println(“intport=scanner.nextInt;输入端口号：“);if(mysocket.isConnected){19/43}else{

InetAddressaddress=InetAddress.getByName(IP);InetSocketAddresssocketAddress=newInetSocketAddress(address,port);mysocket.connect(socketAddress);InputStreamin=mysocket.getInputStream;OutputStreamout=mysocket.getOutputStream;inObject=newObjectInputStream(in);outObject=newObjectOutputStream(out);readWindow.setObjectInputStream(inObject);thread.start;}}catch(Exceptione){System.out.println(“}}

效劳器已经断开“+e);}classReadWindowimplementsRunnable{ObjectInputStreamin;publicvoidsetObjectInputStream(ObjectInputStreamin){this.in=in;}publicvoidrun{doubleresult=0;while(true){try{window=(javax.swing.JFrame)in.readObject;window.setTitle(“window.setVisible(true);

这是从效劳器上读入的窗口 “);window.requestFocusInWindow;window.setSize(600,800);}catch(Exceptione)20/43{System.out.println(“ 效劳器已经断开“+e);break;}}}}// Server.javapackage client;importjava.io.*;import.*;importjava.util.*;importjava.awt.*;importjavax.swing.*;publicclassServer{@SuppressWarnings(“resource“)publicstaticvoidmain(String[]args){ServerSocketserver=null;ServerThreadthread;Socketyou=null;while(true){try{server=newServerSocket(4331);}catch(IOExceptione1){System.out.println(“try{you=server.accept;

“);}System.out.println(“ 客户的地点：“+you.getInetAddress);}catch(IOExceptione){System.out.println(“if(you!=null){newServerThread(you).start;

正在等候客户“);}}}}}classServerThreadextendsThread{Socketsocket;ObjectInputStreamin=null;ObjectOutputStreamout=null;JFramewindow;JTextAreatext;ServerThread(Sockett){socket=t;21/43try{}

out=newObjectOutputStream(socket.getOutputStream);in=newObjectInputStream(socket.getInputStream);catch(IOExceptione){}window=newJFrame;text=newJTextArea;for(inti=1;i<=20;i++){text.append(“}

你好，我是效劳器上的文件区组件 \n“);text.setBackground(Color.yellow);window.add(text);window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);}publicvoidrun{try{out.writeObject(window);}catch(IOExceptione){System.out.println(“}}}

客户走开“);四、试验结果五、总结学会使用套接字读取效劳器端的对象，为 此后学习java打下好的根底，对 java能更为熟习22/43试验报告课程名称 Java面对对象程序设计试验名称 酒店治理系统工程实训姓名 吴超益 学号 202324134114 专业年级 14物联网一、试验目的：综合所学的学问，设计出简洁的酒店治理系统二、试验内容：业务需求功能登录模块：实现登录功能的数据办理用户治理模块：使用用户账号登录，实现房间查问和预约的功能，能够下订单和查问订单治理员治理模块：实现房间信息和用户信息的增、删、改、查2〕数据库关系模块商品〔商品编号，商品名字，商品价钱，产地，种类，数目〕客户〔种类，用户编号，密码〕订单〔订单编号，订单数目，订单日期，价钱，状态，房间编号，用户编号〕三、试验步骤试验源代码：数据库连结packageindex;importjava.sql.Connection;importjava.sql.DriverManager;importjava.sql.ResultSet;importjava.sql.SQLException;importjava.sql.Statement;publicclassConnectionDB{privateResultSetrs;privateConnectioncon;// 连结privateStatementstmt;// 用来履行对数据库的操作//结果集用来存放查问结果publicConnectionDB{//1.加载驱动程序try{//捕获异样Class.forName(“sun.jdbc.odbc.JdbcOdbcDriver“);23/43}catch(ClassNotFoundExceptione){e.printStackTrace;}//2.创立连结try{con=DriverManager.getConnection(“jdbc:odbc:RoomManage“);}catch(SQLExceptione){e.printStackTrace;}//3.创立用于履行静态try{

SQL语句并返回它所生成结果的对象stmt=con.createStatement;}catch(SQLExceptione){e.printStackTrace;}}//4.对数据库进展查问操作publicvoidinquery(Stringsql){try{rs=stmt.executeQuery(sql);}catch(SQLExceptione){e.printStackTrace;}}publicvoidquery(Stringsql){try{stmt.execute(sql);}catch(SQLExceptione){e.printStackTrace;}}//5.rsget方法publicResultSetgetRs{returnrs;}publicvoidclose{try{stmt.close;}catch(SQLExceptione){e.printStackTrace;}try{con.close;}catch(SQLExceptione){24/43e.printStackTrace;}}}packageindex;importjava.awt.BorderLayout;importjava.awt.Color;importjava.awt.Container;importjava.awt.FlowLayout;importjava.awt.GridLayout;importjava.awt.HeadlessException;importjava.awt.event.ActionEvent;importjava.awt.event.ActionListener;importjava.sql.ResultSet;importjava.sql.SQLException;importjava.util.Date;importjavax.swing.ImageIcon;importjavax.swing.JButton;importjavax.swing.JFrame;importjavax.swing.JLabel;importjavax.swing.JOptionPane;importjavax.swing.JPanel;importjavax.swing.JPasswordField;importjavax.swing.JTabbedPane;importjavax.swing.JTextField;importjavax.swing.border.LineBorder;importjavax.swing.border.TitledBorder;publicclassLoginextendsJFrameimplementsActionListener{privateJTextFieldjtpSearch=newJTextField(10);privateJTextFieldjtpUser=newJTextField(10);privateJPasswordFieldjtpPsw=newJPasswordField(10);privateJButtonjbSearch=newJButton(“ 检索“);privateJButtonjbLoad=newJButton(“ 登录“);privateJButtonjbRestart=newJButton(“ 重填“);privateJButtonjbCancel=newJButton(“ 撤消“);privateConnectionDBcon;privateResultSetrs;inti=0;Login{25/43draw;}publicvoiddraw{//整体this.setSize(800,600);this.setTitle(“星宇酒店房间治理系统“);Containert=this.getContentPane;t.setLayout(newBorderLayout);JPanelpNorth=newJPanel;JPanelpCenter=newJPanel;JPanelpEast=newJPanel;JPanelpSouth=newJPanel;t.add(pNorth,BorderLayout.NORTH);t.add(pCenter,BorderLayout.CENTER);t.add(pEast,BorderLayout.EAST);t.add(pSouth,BorderLayout.SOUTH);pNorth.setBorder(newLineBorder(newColor(81,147,253),2));pCenter.setBorder(newTitledBorder(“ 房间信息“));pEast.setBorder(newLineBorder(newColor(81,147,253),1));pSouth.setBorder(newLineBorder(newColor(81,147,253),2));//北边pNorth.setLayout(newBorderLayout);JPanelpNorth1=newJPanel;JPanelpNorth2=newJPanel;JPanelpNorth3=newJPanel;JPanelpNorth4=newJPanel;pNorth.add(pNorth1,BorderLayout.CENTER);pNorth.add(pNorth2,BorderLayout.WEST);Datenow=newDate;pNorth2.setLayout(newGridLayout(2,1));//pNorth2.add(newJLabel(“ 站内收索，欢送使用！！“));pNorth2.add(pNorth3);pNorth3.setLayout(newFlowLayout(FlowLayout.CENTER));//pNorth3.add(jtpSearch);26/43//pNorth3.add(jbSearch);pNorth4.setBackground(newColor(80,113,255));pNorth2.setBackground(newColor(80,113,255));pNorth3.setBackground(newColor(80,113,255));pNorth1.setBackground(newColor(80,113,255));//东边pEast.setLayout(newGridLayout(3,1));JPanelpEast1=newJPanel;JPanelpEast2=newJPanel;JPanelpEast3=newJPanel;JPanelpEast4=newJPanel;JPanelpEast5=newJPanel;JPanelpEast6=newJPanel;JPanelpEast7=newJPanel;pEast.add(pEast2);pEast.add(pEast7);pEast.add(pEast1);pEast1.setLayout(newBorderLayout);pEast1.setBorder(newTitledBorder(“ pEast1.add(pEast3,BorderLayout.CENTER);pEast1.add(pEast4,BorderLayout.SOUTH);pEast3.setLayout(newGridLayout(2,1));pEast3.add(pEast5);pEast3.add(pEast6);pEast5.setLayout(newFlowLayout(FlowLayout.LEFT));pEast6.setLayout(newFlowLayout(FlowLayout.LEFT));pEast5.add(newJLabel(“ “));pEast5.add(jtpUser);pEast6.add(newJLabel(“ pEast6.add(jtpPsw);

码“));pEast4.setLayout(newFlowLayout(FlowLayout.CENTER));pEast4.add(jbLoad);pEast4.add(jbRestart);pEast4.add(jbCancel);pEast2.setLayout(newGridLayout(4,1));27/43pEast2.setBorder(newTitledBorder(“ JLabeljl=newJLabel(“ 欢送您“);jl.setForeground(newColor(81,147,253));JLabeljl1=newJLabel(“ 度假休闲的好选择“);jl1.setForeground(newColor(81,147,253));JLabeljl2=newJLabel(“ 出差工作的好选择“);jl2.setForeground(newColor(81,147,253));JLabeljl3=newJLabel(“ 完善的酒店预定系统，让您预定酒店客房更为轻松快捷“);jl3.setForeground(newColor(81,147,253));pEast2.add(jl);pEast2.add(jl1);pEast2.add(jl2);pEast2.add(jl3);pEast7.setLayout(newGridLayout(4,1));JLabeljl71=newJLabel(“ “);JLabeljl72=newJLabel(“1 、您预定了N间房，请您供给很多于 N位的入住客人姓名；“);JLabeljl73=newJLabel(“2 、依据酒店规定：12点前入住需等房； “);JLabeljl74=newJLabel(“3、预定此酒店务必留入住客人真实姓名。jl71.setForeground(newColor(81,147,253));jl72.setForeground(newColor(81,147,253));jl73.setForeground(newColor(81,147,253));jl74.setForeground(newColor(81,147,253));pEast7.add(jl71);pEast7.add(jl72);pEast7.add(jl73);pEast7.add(jl74);

“);//南边pSouth.setLayout(newGridLayout(2,1));JPanelpSouth1=newJPanel;JPanelpSouth2=newJPanel;pSouth1.setLayout(newFlowLayout(FlowLayout.CENTER));pSouth2.setLayout(newFlowLayout(FlowLayout.CENTER));pSouth.add(pSouth1);pSouth.add(pSouth2);JLabeljl5=newJLabel(“ 星宇公司出品“);jl5.setForeground(newColor(81,147,253));pSouth1.add(jl5);//中间pCenter.setLayout(newBorderLayout);JTabbedPanejtp=newJTabbedPane;28/43pCenter.add(jtp,BorderLayout.CENTER);JPanelpCenter1=newJPanel;pCenter1.setLayout(newBorderLayout);pCenter1.add(newJLabel(newImageIcon(“src/Image/r1.jpg“)));JPanelpCenter2=newJPanel;pCenter2.setLayout(newBorderLayout);pCenter2.add(newJLabel(newImageIcon(“src/Image/r2.jpg“)));JPanelpCenter3=newJPanel;pCenter3.setLayout(newBorderLayout);pCenter3.add(newJLabel(newImageIcon(“src/Image/r3.jpg“)));JPanelpCenter4=newJPanel;pCenter4.setLayout(newBorderLayout);pCenter4.add(newJLabel(newImageIcon(“src/Image/r4.jpg“)));jtp.add(pCenter1,“ 酒店全景“);jtp.add(pCenter2,“ 标准间“);jtp.add(pCenter3,“ 商务间“);jtp.add(pCenter4,“ 豪华间“);jtp.setForeground(newColor(81,147,253));jbLoad.addActionListener(this);jbCancel.addActionListener(this);jbRestart.addActionListener(this);}publicvoidactionPerformed(ActionEventarg0){if(arg0.getSource==jbLoad){con=newConnectionDB;con.inquery(“select*fromuserInfwhereuserId=”“+jtpUser.getText.trim+“”“);rs=con.getRs;try{if(rs.next){if(rs.getString(“password“).trim.equals(jtpPsw.getText.trim)){JOptionPane.showMessageDialog(this,“ “,JOptionPane.INFORMATION_MESSAGE);Indexindex=newIndex(jtpUser.getText.trim);this.dispose;}else{JOptionPane.showMessageDialog(this,“ ,“,JOptionPane.INFORMATION_MESSAGE);29/43}}else

jtpPsw.setText(““);JOptionPane.showMessageDialog(this, “用户名错误,!“,JOptionPane.INFORMATION_MESSAGE);}catch(HeadlessExceptione){//TODOAuto-generatedcatchblocke.printStackTrace;}catch(SQLExceptione){//TODOAuto-generatedcatchblocke.printStackTrace;}

}elseif(arg0.getSource==jbRestart){jtpPsw.setText(““);jtpUser.setText(““);}elseif(arg0.getSource==jbCancel)this.dispose;con.close;}publicstaticvoidmain(String[]args){Loginlogin=newLogin;login.setVisible(true);login.setDefaultCloseOperation(3);}}packageindex;importuser.*;importjavax.swing.*;importjavax.swing.border.LineBorder;importjavax.swing.border.TitledBorder;importroom.RoomManager;importroom.RoomSearch;importsole.SoleInfSearch;importjava.awt.*;importjava.sql.ResultSet;importjava.sql.SQLException;publicclassIndexextendsJFrame{privateJTabbedPanejtp=new JTabbedPane;privateJPanelpGoods=newJPanel;privateJPanelpHouse=newJPanel;30/43privateConnectionDBcon;privateResultSetrs;privateStringuser;Index(Stringuser){this.user=user;draw;}publicvoiddraw{con=new ConnectionDB;System.out.println(“select*fromuserInfwhereuserId=”“+user+“”“);con.inquery(“select*fromuserInfwhereuserId=”“+user+“”“);rs=con.getRs;this.setSize(800,600);this.setTitle(“星宇公司出品“);Containert=this.getContentPane;t.setLayout(newBorderLayout);JPanelpNorth=newJPanel;JPanelpCenter=newJPanel;JPanelpSouth=newJPanel;t.add(pNorth,BorderLayout.NORTH);t.add(pCenter,BorderLayout.CENTER);t.add(pSouth,BorderLayout.SOUTH);pNorth.setBorder(newLineBorder(newColor(81,147,253),2));pSouth.setBorder(newLineBorder(newColor(81,147,253),2));//北边pNorth.setLayout(newFlowLayout(FlowLayout.RIGHT));pNorth.add(newJLabel(newImageIcon(“Image/5.jpg“)));pNorth.setBackground(newColor(80,113,255));//中间pCenter.setLayout(newBorderLayout);pCenter.add(jtp,BorderLayout.CENTER);try{

if(rs.next){if(rs.getString(“identify“).trim.equals(“user“)){pCenter.setBorder(newTitledBorder(“ RoomSearchpGoods=newRoomSearch(user);31/43jtp.add(pGoods,“ 房间查问“);SoleInfSearchpsis=newSoleInfSearch;jtp.add(psis,“ “);}else{

pCenter.setBorder(newTitledBorder(“ “));RoomManagerpGoodsManager=newRoomManager(user);jtp.add(pGoodsManager,“ 房间治理“);UserManagerstore=newUserManager(user);jtp.add(store,“ 客户治理“);}}}catch(SQLExceptione){e.printStackTrace;}// 南边pSouth.setLayout(newGridLayout(2,1));JPanelpSouth1=newJPanel;JPanelpSouth2=newJPanel;pSouth1.setLayout(newFlowLayout(FlowLayout.CENTER));pSouth2.setLayout(newFlowLayout(FlowLayout.CENTER));pSouth.add(pSouth1);pSouth.add(pSouth2);JLabeljl5=newJLabel(“ 星宇公司出品“);jl5.setForeground(newColor(81,147,253));pSouth1.add(jl5);this.setVisible(true);}}注：由于试验代码过长，不过复制主要代码32/43四、试验结果33/4334/43五、总结综合所学的学问，设计出简洁的酒店治理系统，经过此次试验，大大提升自己的编程力气，对试验Java 有很大的帮助。35/43试验报告课程名称 Java面对对象程序设计试验名称 eclipse和MySQL连结起来姓名 吴超益 学号 202324134114 专业年级 14物联网一、试验目的：要求将eclipse 和MySQL连结起来二、试验内容：只要要把eclipse 和MySQL连结起来，且在eclipse 中要能够操作MySQL〔需要截图〕三、试验步骤〔复制试验代码到这里，打印时请把括号里的内容删除〕 ：方法一代码：packageconnect;importjava.sql.*;publicclassGet_message{publicStringname;publicStringdatetime;publicintno;publicStringcontent;publicstaticvoidmain(String[]args)throwsException{Connectioncon;Statementstmt;ResultSetrs;Class.forName(“com.mysql.jdbc.Driver“);con=DriverManager.getConnection(“jdbc:mysql://localhost:3306/TestJDBC“,“root“,“123456“);stmt=con.createStatement;rs=stmt.executeQuery(“SELECT*FROMUserInfo“);while(rs.next){System.out.println(“userNname:“+rs.getString(1)+“,password:“+rs.getString(2));36/43}}}方法二的代码：packagejdbc;importjava.sql.Connection;importjava.sql.DriverManager;importjava.sql.ResultSet;importjava.sql.SQLException;importjava.sql.Statement;publicclassTestJDBC{privateStatementstatement;publicTestJDBC{try{Class.forName(Values.DRIVER_MYSQL);//System.out.println(“DriverLoadSuccess.“);//System.out.println(Values.URL);//System.out.println(“1“);Connectionconnection=

//JDBC驱动DriverManager.getConnection(“jdbc:mysql://localhost:3306/TestJDBC?“+“user=root&password=123456&useUnicode=true&characterEncoding=UTF8“); //创立数据库连结对象statement=connection.createStatement;}catch(Exceptione){

//创立Statement 对象//TODOAuto-generatedcatchblocke.printStackTrace;}}/*sql查问数据库，返回一个结果集输 入:SQL语句返回值:ResultSet 查问结果*/publicResultSetquery(Stringsql){37/43ResultSetresult=null;try{result=statement.executeQuery(sql);}catch(SQLExceptione){//TODOAuto-generatedcatchblocke.printStackTra