Java-2實用教程實驗指導(dǎo)模版代碼VIP

Java-2實用教程實驗指導(dǎo)模版代碼Java-2實用教程實驗指導(dǎo)模版代碼Java-2實用教程實驗指導(dǎo)模版代碼Java-2實用教程實驗指導(dǎo)模版代碼編制僅供參考審核批準(zhǔn)生效日期地址：電話：傳真:郵編:TOC\o"1-3"\h\z上機(jī)實踐1初識Java 3實驗1一個簡單的應(yīng)用程序 3實驗2一個簡單的JavaApplet程序 3實驗3聯(lián)合編譯 4上機(jī)實踐2基本數(shù)據(jù)類型與控制語句 6實驗1輸出希臘字母表 6實驗2回文數(shù) 6實驗3猜數(shù)字游戲 9上機(jī)實踐3類與對象 10實驗1三角形、梯形和圓形的類封裝 10實驗2實例成員與類成員 13實驗3使用package語句與import語句 14上機(jī)實踐4繼承與接口 17實驗1繼承 17實驗2上轉(zhuǎn)型對象 19實驗３接口回調(diào) 20上機(jī)實踐5字符串、時間與數(shù)字 22實驗1String類的常用方法 22實驗2比較日期的大小 24實驗3處理大整數(shù) 25上機(jī)實踐6圖形用戶界面設(shè)計（1） 27實驗2信號燈 28實驗3布局與日歷 31上機(jī)實踐7圖形用戶界面設(shè)計（2） 35實驗2字體對話框 36實驗3華容道游戲 39上機(jī)實踐8多線程 47實驗1線程的4種狀態(tài) 47實驗2線程之間共享數(shù)據(jù) 49實驗3掛起、恢復(fù)和終止線程 51上機(jī)實踐9輸入輸出流 55實驗1文件加密 55實驗2給文件的內(nèi)容添加行號 56實驗3使用RandomAcessFile類處理文件 58實驗4對象的寫入與讀取 60上機(jī)實踐10Java中的網(wǎng)絡(luò)編程 61實驗1讀取服務(wù)器端文件 61實驗2使用套接字讀取服務(wù)器端對象 63實驗3基于UDP的圖像傳輸 67上機(jī)實踐11javaSwing 72實驗1JLayeredPane分層窗格 72實驗2進(jìn)度條 73實驗3使用表格顯示日歷 75實驗4多文檔界面（MDI） 80上機(jī)實踐12數(shù)據(jù)結(jié)構(gòu) 84實驗1隨機(jī)布雷 84實驗2使用TreeSet排序 86

上機(jī)實踐1初識Java實驗1一個簡單的應(yīng)用程序程序模板publicclassHello{publicstaticvoidmain(Stringargs[]){【代碼1】;import.*;publicclassFirstAppletextendsApplet{publicvoidpaint(Graphicsg){;【代碼1】;classSunRise{publicstaticvoidmain(Stringargs[]){SquareEquationequation=newSquareEquation(4,5,1);();(-3,4,5);();}}

上機(jī)實踐4繼承與接口實驗1繼承程序模板classPeople{protecteddoubleweight,height;publicvoidspeakHello(){"yayawawa");}publicvoidaverageHeight(){height=173;"averageheight:"+height);}publicvoidaverageWeight(){weight=70;"averageweight:"+weight);}}classChinaPeopleextendsPeople{【代碼1】;importDateExample{publicstaticvoidmain(Stringargs[]){Stringstr=("輸入第一個日期的年份:");intyearOne=(str);str=("輸入該年的月份:");intmonthOne=(str);str=("輸入該月份的日期:");intdayOne=(str);str=("輸入第二個日期的年份:");intyearTwo=(str);str=("輸入該年的月份:");intmonthTwo=(str);str=("輸入該月份的日期:");intdayTwo=(str);Calendarcalendar=【代碼1】;classBigIntegerExample{publicstaticvoidmain(Stringargs[]){BigIntegern1=newBigInteger("654321"),n2=newBigInteger("456789"),result=null;"n1的二進(jìn)制表示:"+(2));"n2的八進(jìn)制表示:"+(8));result=【代碼1】;import.*;publicclassGuessExampleextendsAppletimplementsActionListener{intnumber;TextFieldinputNumber;LabelfeedBack;ButtonnuttonGetNumber,buttonEnter;publicvoidinit(){nuttonGetNumber=newButton("得到一個隨機(jī)數(shù)");feedBack=newLabel("無反饋信息",;;inputNumber=newTextField("0",5);buttonEnter=newButton("確定");【代碼1】;import.*;importclassSignalExampleextendsAppletimplementsActionListener{ButtonbuttonRed,buttonGreen,buttonYellow;SignalCanvassignal;publicvoidinit(){buttonRed=【代碼1】;import.*;import.*;publicclassBoyextendsAppletimplementsActionListener{Labela[]=newLabel[42];ButtontitleName[]=newButton[7];Stringname[]={"星期日","星期一","星期二","星期三","星期四","星期五","星期六"};ButtonnextMonth,previousMonth;intyear=2005,month=1;CalendarBeancalendar;LabelshowMessage=newLabel("",;publicvoidinit(){【代碼1】etText(day[i]);}nextMonth=newButton("下月");previousMonth=newButton("上月");(this);(this);PanelpNorth=newPanel(),pSouth=newPanel();(previousMonth);(nextMonth);(showMessage);("日歷："+()+"年"+()+"月");ScrollPanescrollPane=newScrollPane();(pCenter);【代碼5】etText(day[i]);}}elseif()==previousMonth){month=month-1;if(month<1)month=12;(month);Stringday[]=();for(inti=0;i<42;i++){a[i].setText(day[i]);}}("日歷："+()+"年"+()+"月");}}classCalendarBean{Stringday[];intyear=2005,month=0;publicvoidsetYear(intyear){=year;}publicintgetYear(){returnyear;}publicvoidsetMonth(intmonth){=month;}publicintgetMonth(){returnmonth;}publicString[]getCalendar(){Stringa[]=newString[42];et(year,month-1,1);int星期幾=日歷.get-1;intday=0;if(month==1||month==3||month==5||month==7||month==8||month==10||month==12){day=31;}if(month==4||month==6||month==9||month==11){day=30;}if(month==2){if(((year%4==0)&&(year%100!=0))||(year%400==0)){day=29;}else{day=28;}}for(inti=星期幾,n=1;i<星期幾+day;i++){a[i]=(n);n++;}returna;}}

上機(jī)實踐7圖形用戶界面設(shè)計（2）程序模板import.*;importMyFrameextendsFrameimplementsActionListener{MenuBarbar=null;Menumenu=null;MenuItemitemRed,itemGreen;MyFrame(Strings){super(s);【代碼1】;importFontDialogextendsDialogimplementsItemListener,ActionListener{Choicelist;JTextAreatext;Fontfont;Buttonyes,cancel;Componentcom;FontDialog(Framef,Stringname,Componentcom){super(f,name);=com;【代碼1】;importclassMoveExample{publicstaticvoidmain(Stringargs[]){newHua_Rong_Road();}}classPersonextendsButtonimplementsFocusListener{intnumber;Colorc;Person(intnumber,Strings){super(s);=number;setFont(newFont("宋體",,14));setBackground;【代碼1】etBounds(104,54,100,100);person[1].setBounds(104,154,100,50);person[2].setBounds(54,154,50,100);person[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);【代碼6】idth;inth=().height;if(y>h/2){goDown(man);}if(y<h/2){goUp(man);}if(x<w/2){goLeft(man);}if(x>w/2){goRight(man);}}publicvoidmouseReleased(MouseEvente){}publicvoidmouseEntered(MouseEvente){}publicvoidmouseExited(MouseEvente){}publicvoidmouseClicked(MouseEvente){}publicvoidgoDown(Personman){booleanmove=true;RectanglemanRect=();intx=().x;inty=().y;y=y+50;(x,y);RectanglebelowRect=();for(inti=0;i<10;i++){RectanglepersonRect=person[i].getBounds();if((personRect))&&!=i)){move=false;}}if(belowRect)){move=false;}if(move==true){(x,y);}}publicvoidgoUp(Personman){booleanmove=true;RectanglemanRect=();intx=().x;inty=().y;y=y-50;(x,y);RectangleaboveRect=();for(inti=0;i<10;i++){RectanglepersonRect=person[i].getBounds();if((personRect))&&!=i)){move=false;}}if(aboveRect)){move=false;}if(move==true){(x,y);}}publicvoidgoLeft(Personman){booleanmove=true;RectanglemanRect=();intx=().x;inty=().y;x=x-50;(x,y);RectangleleftRect=();for(inti=0;i<10;i++){RectanglepersonRect=person[i].getBounds();if((personRect))&&!=i)){move=false;}}if(leftRect)){move=false;}if(move==true){(x,y);}}publicvoidgoRight(Personman){booleanmove=true;RectanglemanRect=();intx=().x;inty=().y;x=x+50;(x,y);RectanglerightRect=();for(inti=0;i<10;i++){RectanglepersonRect=person[i].getBounds();if((personRect))&&!=i)){move=false;}}if(rightRect)){move=false;}if(move==true){(x,y);}}publicvoidactionPerformed(ActionEvente){removeAll();init();validate();repaint();}}

上機(jī)實踐8多線程實驗1線程的4種狀態(tài)程序模板classTortoiseextendsThread{intsleepTime=0,liveLength=0;Tortoise(intsleepTime,Stringname,intliveLength){=sleepTime;=liveLength;setName(name);}publicvoidrun(){while(true){liveLength--;"@");try{【代碼1】;importWinextendsFrameimplementsRunnable,ActionListener{ThreadmoveOrStop;Buttonstart,hang,resume,die;LabelmoveLabel;booleanmove=false,dead=false;Win(){【代碼1】;inty=().y;y=y+2;if(y>=200)y=10;(x,y);try{(200);}catch(InterruptedExceptione2){}if(dead==true){【代碼5】;publicclassSecretExample{publicstaticvoidmain(Stringargs[]){FilefileOne=newFile(""),fileTwo=newFile("");charb[]=newchar[100];try{FileReaderin=【代碼1】;publicclassReadExample{publicstaticvoidmain(Stringargs[]){Filefile=newFile("c:/1000","");FiletempFile=newFile("");try{FileReaderinOne=【代碼1】;publicclassRandomExample{publicstaticvoidmain(Stringargs[]);import.*;publicclassObjectExample{publicstaticvoidmain(Stringargs[]){Calendarcalendar1=();;import.*;import.*;import.*;publicclassReadFileextendsAppletimplementsActionListener,Runnable{Filefile;Choicechoice;TextAreatext;Threadthread;Stringitem=null;Buttonbutton;URLurl;publicvoidinit(){choice=newChoice();thread=newThread(this);intN=(getParameter("總數(shù)"));for(inti=1;i<=N;i++){(getParameter(i)));}button=newButton("開始讀取");text=newTextArea(12,40);(this);add(choice);add(button);add(text);}publicvoidactionPerformed(ActionEvente){(null);item=();item=();if(!())){thread=newThread(this);}try{();}catch(Exceptionexp){}}publicvoidrun(){try{url=newURL(getCodeBase(),item);InputStreamin=【代碼1】;import.*;import.*;importClientextendsFrameimplementsRunnable,ActionListener{Buttonconnection;Socketsocket=null;ObjectInputStreamin=null;ObjectOutputStreamout=null;Threadthread;publicClient(){socket=newSocket();connection=newButton("連接服務(wù)器,讀取文本區(qū)對象");add(connection,;(this);thread=newThread(this);setBounds(100,100,360,310);setVisible(true);addWindowListener(newWindowAdapter(){publicvoidwindowClosing(WindowEvente){(0);}});}publicvoidrun(){while(true){try{TextAreatext=(TextArea)();add(text,;validate();}catch(Exceptione){break;}}}publicvoidactionPerformed(ActionEvente){if()==connection){try{if()){}else{InetAddressaddress=("");InetSocketAddresssocketAddress=【代碼1】;import.*;import.*;import.*;publicclassServer{publicstaticvoidmain(Stringargs[]){ServerSocketserver=null;ServerThreadthread;Socketyou=null;while(true){try{server=【代碼1】tart();;import.*;import.*;classImageCanvasextendsCanvas{Imageimage=null;publicImageCanvas(){setSize(200,200);}publicvoidpaint(Graphicsg){if(image!=null)(image,0,0,getSize().width,getSize().height,this);}publicvoidsetImage(Imageimage){=image;}}classClientextendsFrameimplementsRunnable,ActionListener{Buttonb=newButton("獲取圖像");ImageCanvascanvas;Client(){super("Iamaclient");setSize(320,200);setVisible(true);(this);add(b,;canvas=newImageCanvas();add(canvas,;Threadthread=newThread(this);validate();addWindowListener(newWindowAdapter(){publicvoidwindowClosing(WindowEvente){(0);}});();}publicvoidactionPerformed(ActionEventevent)rim().getBytes();try{InetAddressaddress=("");DatagramPacketdata=【代碼1】;import.*;publicclassServer{publicstaticvoidmain(Stringargs[]){DatagramPacketpack=null;DatagramSocketmailReceive=null;ServerThreadthread;byteb[]=newbyte[8192];InetAddressaddress=null;pack=newDatagramPacket(b,;while(true){try{mailReceive=【代碼1】tart();}else{continue;}}}}classServerThreadextendsThread{InetAddressaddress;DataOutputStreamout=null;DataInputStreamin=null;Strings=null;ServerThread(InetAddressaddress){=address;}publicvoidrun(){FileInputStreamin;byteb[]=newbyte[8192];try{in=newFileInputStream("");intn=-1;while((n=(b))!=-1){DatagramPacketdata=【代碼3】etBytes();DatagramPacketdata=【代碼6】;import.*;classLayerExample{publicstaticvoidmain(Stringargs[]){JFramewin=newJFrame("窗體");(100,100,300,300);(true);JButtonb1=newJButton("我在DEFAULT_LAYER"),b2=newJButton("我在PALETTE_LAYER"),b3=newJButton("我在MODAL_LAYER"),b4=newJButton("我在POPUP_LAYER"),b5=newJButton("我在DRAG_LAYER");ContainercontenetPane=();JLayeredPanepane=【代碼1】;import.*;importclassBarExample{publicstaticvoidmain(Stringargs[]){BarWinwin=newBarWin();}}classBarWinextendsJFrameimplementsRunnable{JProgressBarpbar1,pbar2;Threadthread1,thread2;JTextFieldtext1,text2;BarWin(){pbar1=【代碼1】;import.*;import.*;importclassCalendarExample{publicstaticvoidmain(Stringargs[]){newGoodWindow();}}classGoodWindowextendsJFrameimplementsItemListener{JComboBoxlist=null;CalenderPanecalenderPane=null;Containercon=null;GoodWindow(){list=【代碼1】/創(chuàng)建一個下拉列表，該列表不含有任何選項。for(inti=2000;i<=2010;i++){Stringtemp=""+i;【代碼2】et(year,month-1,1);int星期幾=日歷.get-1;intday=0;if(month==1||month==3||month==5||month==7||month==8||month==10||month==12){day=31;}if(month==4||month==6||month==9||month==11){day=30;}if(month==2){if(((year%4==0)&&(year%100!=0))||(year%400==0)){day=29;}else{day=28;}}for(inti=星期幾,n=1;i<星期幾+day;i++){a[i]=(n);n++;}returna;}}實驗4多文檔界面（MDI）程序模板import.*;import.*;importMyInternalFrameextendsJInternalFrame{JTextAreatext;MyInternalFrame(Stringtitle){super(title,true,true,true,true);text=newJTextArea();Containercon=getContentPane();(newJScrollPane(text),;setDefaultCloseOperation;addInternalFrameListener(newInternalFrameAdapter(){publicvoidinternalFrameActivated(InternalFrameEvente){setLayer;}publicvoidinternalFrameDeactivated(InternalFrameEvente){setLayer;}});}publicJTextAreagetJTextArea(){returntext;}}classMywindowextendsJFrameimplementsActionListener{JDesktopPanedesk;;classBlock{Stringname;booleanboo=false;publicvoidsetNam