Java-2實(shí)用教程實(shí)驗(yàn)指導(dǎo)模版代碼

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

上機(jī)實(shí)踐1初識Java實(shí)驗(yàn)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(shí)踐4繼承與接口實(shí)驗(yàn)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(shí)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(shí)踐8多線程實(shí)驗(yàn)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(xiàng)。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(shí)驗(yàn)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