.packageexercise;importjava.io.*;classstaffInfo//職工類{publicStringname;publicStringnum;publicStringsex;publicStringage;publicStringrecord;publicStringposition;publicStringwanges;publicStringtel;publicStringaddr;}public classStaffInfomation //實現(xiàn)部分{public static void main(final String[]args) throws IOException{staffInfostaffOne[]= new staffInfo[100];for(intj=0;j<100;j++)staffOne[j]= new staffInfo();word專業(yè)資料.final waysstaffTwo= newways();staffTwo.caidan(staffOne);staffTwo.creat(staffOne);staffTwo.output(staffOne);staffTwo.search(staffOne);staffTwo.delete(staffOne);}}classways//方法類，主要實現(xiàn)職工信息的建立，顯示，查找，刪除，信息的保存與讀??；這個類是整個程序的操作類。{publicStringrecordkey;publicinti=0;//i用來存放職工的人數(shù)publicStringfilename="Infomation.txt";BufferedReaderbuf=newBufferedReader(newInputStreamReader(System.in));void caidan(staffInfostaffOne[]) throws IOException{final BufferedReader buf=new BufferedReader( newInputStreamReader(System. in));//此處是JAVA語言中輸入數(shù)據(jù)的基本格式，功能有如 C中的scanf函數(shù)word專業(yè)資料.intchoice;do{System.out.println("┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓");System.out.println("┃★★★★★★★★職工管理系統(tǒng)主菜單界面★★★★★★★★┃");System.out.println("┣━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┫");System.out.println("┃★★★1.輸入職工信息★★★┃");System.out.println("┃★★★2.預(yù)覽職工信息★★★┃");System.out.println("┃★★★3.查找職工信息★★★┃");System.out.println("┃★★★4.刪除職工信息★★★┃");System.out.println("┃★★★5.讀取已存數(shù)據(jù)★★★┃");System.out.println("┃★★★6.安全退出系統(tǒng)★★★┃");System.out.println( "┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛");System.out.print("請輸入您需要的功能代號 (1--6):");choice=Integer. parseInt(buf.readLine());switch (choice){word專業(yè)資料.case1:creat(staffOne);break;case2:output(staffOne);break;case3:search(staffOne);break;case4:delete(staffOne);break;case5:read(staffOne);break;case6:save(staffOne);break;}}while(choice!=0);}void creat(staffInfostaffOne[]) throws IOException{final BufferedReader buf=new BufferedReader( newInputStreamReader(System. in));System.out.print("請輸入職工信息（以 0結(jié)束)\n");System.out.print("姓名:");staffOne[ i].name=buf.readLine(); //用數(shù)組staffOne[i] 來暫存職工的相關(guān)信息while(staffOne[ i].pareTo( "0")!=0) //用compareT o方法確定判定是否應(yīng)該寫入新信息{word專業(yè)資料.System.out.print("工號:");staffOne[ i].num=buf.readLine();System.out.print("性別:");staffOne[i].sex=buf.readLine();System.out.print("年齡:");staffOne[i].age=buf.readLine();System.out.print("學(xué)歷:");staffOne[i].record=buf.readLine();System.out.print("職位:");staffOne[i].position=buf.readLine();System.out.print("工資:");staffOne[i].wanges=buf.readLine();System.out.print(":");staffOne[i].tel=buf.readLine();System.out.print("住址:");staffOne[i].addr=buf.readLine();i++;System.out.println("請輸入下一個職工信息:");staffOne[i].name=buf.readLine();}}word專業(yè)資料.void output(staffInfostaffOne[]) throws IOException //這里是實現(xiàn)“輸出（預(yù)覽）職工信息”output 的模塊{for(intj=0;j< i;j++){if(i!=0){System.out.println( "------------------------------------------------------------------------------------------------" );System.out.println( " *職工信息表* ");System.out.println( "-------------------------------------------------------------------------------------------------" );System.out.println( "姓名\t工號\t\t性別\t年齡\t學(xué)歷\t職位 \t\t工資\t\t\t住址");System.out.println( "-------------------------------------------------------------------------------------------------" );System.out.print(staffOne[ j].name+"\t"+staffOne[ j].num+"\t"+staffOne[j]. sex+"\t"word專業(yè)資料.+staffOne[j]. age+"\t"+staffOne[j]. record+"\t"+staffOne[j]. position +"\t\t" +staffOne[j].wanges+"\t"+staffOne[j]. tel+"\t"+staffOne[j]. addr+"\n");System.out.println( "-------------------------------------------------------------------------------------------------" );}elseSystem.out.println( "沒有職工信息！ ");}}void search(staffInfostaffOne[]) throws IOException{final BufferedReader buf=new BufferedReader( newInputStreamReader(System. in));System.out.print("請輸入您要查找的職工工號 :");recordkey =buf.readLine();boolean flg=true;for(intj=0;j< i;j++){if(recordkey .equals(staffOne[j]. num))//equals 是字符串比較函數(shù)相等返回 true{word專業(yè)資料.System.out.println( "-------------------------------------------------------------------------------------" );System.out.println( " *職工信息表 *");System.out.println( "--------------------------------------------------------------------------------------" );System.out.println( "姓名\t工號\t\t性別\t年齡\t學(xué)歷\t職位 \t\t工資\t \t\t住址");System.out.println( "--------------------------------------------------------------------------------------" );System.out.println(staffOne[j]. name+"\t"+staffOne[j]. num+"\t"+staffOne[j]. sex+t"+staffOne[j]. age+"\t"+staffOne[j]. record+"\t"+staffOne[j]. position +"\t\t" +staffOne[j].wanges+"\t"+staffOne[j]. tel+"\t"+staffOne[ j].addr+"\n");flg=false;}}if(flg)System.out.println( "對不起，查無此人！ ");}word專業(yè)資料.void delete(staffInfostaffOne[]) throws IOException{final BufferedReader buf=new BufferedReader( newInputStreamReader(System. in));System.out.print("請輸入您要刪除的職工工號 :");recordkey =buf.readLine();boolean flg=true;for(intj=0;j< i;j++){System.out.println( "輸入的工號為:"+recordkey );if(recordkey .equals(staffOne[j]. num)){for(intk=j;k<= i-1;k++) //利用順序表的刪除算法，刪除值之后，再把后面的值往前移位，從而實現(xiàn)刪除{staffOne[k]. name=staffOne[k+1]. name ;staffOne[k]. num=staffOne[k+1]. num ;staffOne[k]. sex=staffOne[k+1]. sex;staffOne[k]. age=staffOne[k+1]. age;staffOne[k]. record=staffOne[k+1]. record ;staffOne[k]. position =staffOne[k+1]. position ;word專業(yè)資料flg=}

.staffOne[k]. wanges=staffOne[k+1]. wanges ;staffOne[k]. tel=staffOne[k+1]. tel;staffOne[k]. addr=staffOne[k+1]. addr ;}i--;//職工人數(shù)減一false;}if(flg)System.out.println( "對不起，查無此人！。");elseSystem.out.println( "已經(jīng)刪除該職工信息！。");}void save(staffInfostaffOne[]) throws IOException //數(shù)據(jù)的保存模塊，把輸入的職工信息保存到相應(yīng)的文件里。{intk;final FileWriter fw=new FileWriter( filename );//調(diào)用構(gòu)造函數(shù) FileWriter （）創(chuàng)建FileWriter 類的對象。fw.write( i+"\n");//把職工的人數(shù)保存到文件中以便下次讀取時使用for(k=0;k< i;k++)//每個職工有9個信息字段，下面就是這 9個信息段。{word專業(yè)資料.fw.write(staffOne[k].name+"\n");fw.write(staffOne[k].num+"\n");fw.write(staffOne[k].sex+"\n");fw.write(staffOne[k].age+"\n");fw.write(staffOne[k].record+"\n");fw.write(staffOne[k].position+"\n");fw.write(staffOne[k].wanges+"\n");fw.write(staffOne[k].tel+"\n");fw.write(staffOne[k].add