java個(gè)人所得稅代碼

importjava.awt.event。＊;importjava.io.*；importjavax.swing.*;importjavax.swing。table.DefaUltTableModel;publicclassshuilvextendsJFrameimplementsActionListener{privateJTextFieldtext_money;privateJBUttonbUtton;privateJTabletable;Objectdatas［］［］=newObject［0］［4］;Stringtitles［］={"收入總額(元)",”適用稅率(%)","速算扣除(元)”,"應(yīng)納利息(元)"};String［］header=titles；Stringss［］=newString［4］;JScrollPanejs;DefaUltTableModelmodel；privateinti；pUblicshUilv(){super("個(gè)人所得稅計(jì)算”)；this.setBoUnds(400，200，500，200);this.setResizable(false);this.SetBaCkgroUnd(java.awt.Color。IightGray);thisoSetDefaUltCloSeOPeration(EXrr_ON_CLOSE)；JPanelpanel=newJPanel();thisogetContentPane()。add(panel,"North");Panel.add(newJLabel("收入總額"));text_money=newJTextField("0"，6);paneloadd(text_money);Panel.add(newJLabel("元 "))；button=newJButton(”計(jì)算")；paneloadd(button)；bUtton.addACtionListener(this);table=newJTable(datas,titles);js=newJSCrollPane(table)；thisogetContentPane().add(js);thisoSetVisible(true);}pUbliCvoidUpdateTable(ObjeCt［］objTable){modeLaddRoW(objTable)；〃給model對(duì)象添加數(shù)據(jù)行tableoSetModel(model);〃把model作為JTable的數(shù)據(jù)來(lái)源}publicvoidactionPerformed(ActionEvente) //單擊事件處理方法{model=neWDefaultTableModel(header,0);doublemoney=DoubleoparseDouble("”+text_moneyogetText());//本金余額FileReaderfin=null;BufferedReaderbin=null；try{fin=neW FileReader("data o txt")//bin=neWBufferedReader(fin)；}catch(Exceptionex){SyStemooutoprintln("fin"+fin);}doubledel[]=neWdouble[7]; //月還本金doublerate[]=neWdouble[7];doublemon[]=neWdouble[7];StringdelS=null；StringrateS=null;StringmonS=null；try{delS=bin.readLine()；rateS=bin.readLine();monS=bin.readLine();SyStemoout.println(”dels”+dels.length());binocloSe();finocloSe();}catch(Exceptionex){}Stringaa=""；intii=0;for(inti=0;i〈delSolength();i++){if(delS.charAt(i)!=’,')aa+=delSocharAt(i)；elSe{del[ii]=DoubleoparSeDouble(aa);ii++;aa=”";}}ii=0；aa=””;for(inti=0;i<rates。length()；i++){if(rates。CharAt(i)!=’,')aa+=rates.charAt(i)；else{rate[ii]=Double.parseDouble(aa)；ii++;aa=""；}}ii=0;aa=""；for(inti=0;i〈mons.length();i++){if(mons。charAt(i)!=',')aa+=mons.CharAt(i);else{mon[ii]=DoUble。ParSeDoUble(aa)；ii++；aa=”"；}}for(inti=0;i<7；i++){System。out.println(del[i]+”"+rate[i])；}ss[0]=String。format("%9.2f',money)；for(intj=0；j〈=5;j++)if(mon[j]〈=money&＆money<=mon[j+1]){i=j；break; //找到就可以退出循環(huán)了}/*if(mon[0]〈=money&＆money<=mon[1]){i=0;}if(mon[1]<money＆&money〈mon[2]){i=1；if(mon[2]〈money＆＆money〈mon[3]){i=2；}if(mon[3]<money&＆money<=mon[4]){i=3；}if(mon[4]〈money&&money<=mon[5]){i=4;}if(mon[5]〈money＆&money〈=mon[6]){i=5;} */if(mon[6]<money){i=6；}ss[l]=String。fθrmat(''%9.2f",rate[i])；SS[2]=String。format("%9。2f”,del[i]);SS[3]=String。format("%9.2f',money*rate[i]*0。01-del[i])；thisoUPdateTable(ss);/*try{FileWriterfout=newFileWriter(”data.txt”)；fout。WriteC'0，105,555,1005,2755,550