1013 숙제 (완스엉~)

[신현우]

Run

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package bank1013;   import java.util.Scanner;   public class BankRun {     public static void main(String[] args) {         Scanner sc = new Scanner(System.in);         BankService se = new BankService();                  boolean run = true;                  while(run) {             System.out.println("=================================================");             System.out.println("\t잘오셨습니다~~ 통장 텅텅빈 현우의 수입지출명부입니다");             System.out.println("=================================================");             System.out.println("1.수입 입력 2.지출 입력 3.조회 4.잔고 5.수정 6.삭제 7.종료");         int    no = sc.nextInt();                       if(no < 1 || no > 6)break;                          switch (no) {             case 1:  // 수입 입력                 se.suip();                 break;             case 2:  // 지출 입력                 se.jichul();                 break;             case 3: // 조회                 se.list();                 break;             case 4: // 잔고                 se.balance();                 break;             case 5: // 수정                 se.update();                 break;             case 6: // 삭제                 se.delete();                 break;         }     }         System.out.println("=================================================");         System.out.println("\t 오늘도 고생하셨습니다 또 작성하시려면 들러주세요 !!");         System.out.println("=================================================");                           sc.close();     } }   Colored by Color Scripter

cs

VO

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package bank1013;   public class BankVO {     private int idx;     private int suip;     private int jichul;     private String wdate;     private String bigo;     private String upaf;     private int upaf2;     private String upbe;     public String getUpaf() {         return upaf;     }     public void setUpaf(String upaf) {         this.upaf = upaf;     }     public int getUpaf2() {         return upaf2;     }     public void setUpaf2(int upaf2) {         this.upaf2 = upaf2;     }     public String getUpbe() {         return upbe;     }     public void setUpbe(String upbe) {         this.upbe = upbe;     }     private int balance;     public int getIdx() {         return idx;     }     public void setIdx(int idx) {         this.idx = idx;     }     public int getSuip() {         return suip;     }     public void setSuip(int suip) {         this.suip = suip;     }     public int getJichul() {         return jichul;     }     public void setJichul(int jichul) {         this.jichul = jichul;     }     public String getWdate() {         return wdate;     }     public void setWdate(String wdate) {         this.wdate = wdate;     }     public String getBigo() {         return bigo;     }     public void setBigo(String bigo) {         this.bigo = bigo;     }     public int getBalance() {         return balance;     }     public void setBalance(int balance) {         this.balance = balance;     }     @Override     public String toString() {         return "BankVO [idx=" + idx + ", suip=" + suip + ", jichul=" + jichul + ", wdate=" + wdate + ", bigo=" + bigo                 + ", upaf=" + upaf + ", upaf2=" + upaf2 + ", upbe=" + upbe + ", balance=" + balance + "]";     } }   Colored by Color Scripter

cs

Service

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package bank1013;   import java.util.ArrayList; import java.util.Scanner;   public class BankService {     Scanner sc = new Scanner(System.in);     BankDAO dao = new BankDAO();     BankVO vo = new BankVO();                         public void suip() {         System.out.println("\t*수입*");         System.out.println("금액을 입력해주세요"); vo.setSuip(sc.nextInt());         System.out.println("날짜를 입력해주세요"); vo.setWdate(sc.next());         System.out.println("비고를 입력해주세요"); vo.setBigo(sc.next());         dao.suip(vo);     }             public void jichul() {         System.out.println("\t*지출*");         System.out.println("금액을 입력해주세요"); vo.setJichul(sc.nextInt());         System.out.println("날짜를 입력해주세요"); vo.setWdate(sc.next());         System.out.println("비고를 입력해주세요"); vo.setBigo(sc.next());         dao.jichul(vo);     }             public void list() {         ArrayList<BankVO> vos = null;          BankVO vo = new BankVO();         System.out.println("어떤걸 조회하실건가요?");         System.out.println("-------------------------------------------------");         System.out.println("1.전체조회 2.날짜별조회 3.수입만조회 4.지출만조회 5.용돈조회"); int no = sc.nextInt();         System.out.println("-------------------------------------------------");         while(true) {         if(no == 1) {             System.out.println("전체내역을 출력하겠습니까? 아니면 다시 선택하시겠습니까? 1.내역 2.초기선택창");int in = sc.nextInt();             if(in == 2) {                 return;             }             else {                 System.out.println("번호\t수입\t지출\t날짜\t\t잔고\t비고");                 vos = dao.list1();                 for(int i = 0; i < vos.size(); i++) {                     vo = vos.get(i);                     System.out.print(vo.getIdx()+"\t"+vo.getSuip()+"\t"+vo.getJichul()+"\t"+vo.getWdate().substring(0,10)+"\t"+vo.getBalance()+"\t"+vo.getBigo());                     System.out.println();                 }                 return;             }         }         else if(no == 2) {             System.out.println("날짜별내역만 출력하겠습니까? 아니면 다시 선택하시겠습니까? 1.내역 2.초기선택창");int in = sc.nextInt();             if(in == 2) {                 return;             }             else {                 System.out.println("언제적 나의 흔적을 보고싶은거지? yyyy-mm-dd 형식으로 입력해주세요");vo.setWdate(sc.next());                 System.out.println("-------------------------------------------------");                 System.out.println("번호\t수입\t지출\t날짜\t\t비고");                 vos = dao.list2(vo);                 for(int i = 0; i < vos.size(); i++) {                     vo = vos.get(i);                     System.out.println(vo.getIdx()+"\t"+vo.getSuip()+"\t"+vo.getJichul()+"\t"+vo.getWdate().substring(0,10 )+"\t"+vo.getBigo());                 }                 System.out.println("-------------------------------------------------");                 return;             }         }         else if(no == 3) {             System.out.println("수입내역만 출력하겠습니까? 아니면 다시 선택하시겠습니까? 1.내역 2.초기선택창");int in = sc.nextInt();             if(in == 2) {                 return;             }             else {                 System.out.println("\t**수입내역** ");                 System.out.println("-------------------------------------------------");                 System.out.println("번호\t수입\t날짜\t\t비고");                 vos = dao.list3();                 for(int i = 0; i < vos.size(); i++) {                 vo = vos.get(i);                     System.out.println(vo.getIdx()+"\t"+vo.getSuip()+"\t"+vo.getWdate().substring(0,10)+"\t"+vo.getBigo());                 }                 System.out.println("-------------------------------------------------");                 return;             }         }         else if(no == 4) {             System.out.println("지출내역만 출력하겠습니까? 아니면 다시 선택하시겠습니까? 1.내역 2.초기선택창");int in = sc.nextInt();             if(in == 2) {                 return;             }             else {                 System.out.println("\t**지출내역** ");                 System.out.println("-------------------------------------------------");                 System.out.println("번호\t지출\t날짜\t\t비고");                 vos = dao.list4();                 for(int i = 0; i < vos.size(); i++) {                 vo = vos.get(i);                     System.out.println(vo.getIdx()+"\t"+vo.getJichul()+"\t"+vo.getWdate().substring(0,10)+"\t"+vo.getBigo());                 }                 System.out.println("-------------------------------------------------");                 return;             }         }         else if(no == 5) {                          System.out.println("용돈내역만 출력하겠습니까? 아니면 다시 선택하시겠습니까? 1.내역 2.초기선택창");int in = sc.nextInt();             if(in == 2) {                 return;             }             else {                 System.out.println("\t**용돈내역** ");                 System.out.println("-------------------------------------------------");                 System.out.println("번호\t수입\t지출\t날짜\t\t비고");                 vos = dao.list5();                 for(int i = 0; i < vos.size(); i++) {                 vo = vos.get(i);                     System.out.println(vo.getIdx()+"\t"+vo.getSuip()+"\t"+vo.getJichul()+"\t"+vo.getWdate().substring(0,10)+"\t"+vo.getBigo());                 }                 System.out.println("-------------------------------------------------");                 return;             }                                   }     }         }       public void balance() {     int    sumsuip = dao.su();     int sumjichul = dao.su2();              int sum = sumsuip - sumjichul;     if(sum < 0)          sum = 0;             System.out.println("================================================");             System.out.println("현재 총 잔액 : " +String.format("%,10d", sum)+"원");             System.out.println("================================================");     }             public void update() {         BankVO vo = new BankVO();         System.out.println("수정하러 들어온거 맞죠? 맞다면 '1' 아니라면 '2'입력"); int in = sc.nextInt();         if(in == 2) {             return;         }         else {             ArrayList<BankVO> vos = new ArrayList<>();             vos = dao.list1();             System.out.println("번호\t수입\t지출\t날짜\t잔고\t비고");             for(int i = 0; i < vos.size(); i++) {                 vo = vos.get(i);                 System.out.print(vo.getIdx()+"\t"+vo.getSuip()+"\t"+vo.getJichul()+"\t"+vo.getWdate().substring(0,10)+"\t"+vo.getBalance()+"\t"+vo.getBigo());                 System.out.println();             }                 System.out.println("어떤걸 수정하실거죠? 번호 입력해주세요"); vo.setIdx(sc.nextInt());                 System.out.println("어떤걸 수정할실지 입력해주세요");                 System.out.println("1.수입 2.지출 3.날짜 4.비고");                 String upbe = sc.next();                 if(upbe.equals("수입") || upbe.equals("1")) {                     System.out.println("수입내역의 수정하실 내용을 입력해주세요 숫자만 입력해주세요");                     vo.setUpaf2(sc.nextInt());                     dao.update1(vo);                 }                 else if(upbe.equals("지출")|| upbe.equals("2")) {                     System.out.println("지출내역의 수정하실 내용을 입력해주세요 숫자만 입력해주세요");                     vo.setUpaf2(sc.nextInt());                     dao.update2(vo);                 }                 else if(upbe.equals("날짜")|| upbe.equals("3")) {                     System.out.println("수정하실 날짜를 입력해주세요 yyyy-mm-dd 형식으로 입력해주세요");                 String    upin = sc.next();                     vo.setUpaf(upin);                     dao.update3(vo);                 }                 else if(upbe.equals("비고")|| upbe.equals("4")) {                     System.out.println("어떻게 비고를 수정하실지 입력해주세요 (최대 50자 이내)");                     vo.setUpaf(sc.next());                     dao.update4(vo);                 }                 return;             }         }             public void delete() {         BankVO vo = new BankVO();         System.out.println("삭제하러 들어온거 맞죠? 맞다면 '1' 아니라면 '2'입력"); int in = sc.nextInt();         if(in == 2) {             return;         }         else {             ArrayList<BankVO> vos = new ArrayList<>();             vos = dao.list1();             System.out.println("번호\t수입\t지출\t날짜\t\t잔고\t비고");             for(int i = 0; i < vos.size(); i++) {                 vo = vos.get(i);                 System.out.print(vo.getIdx()+"\t"+vo.getSuip()+"\t"+vo.getJichul()+"\t"+vo.getWdate().substring(0,10)+"\t"+vo.getBalance()+"\t"+vo.getBigo());                 System.out.println();             }                 System.out.println("어떤걸 삭제하실거죠? 번호 입력해주세요"); vo.setIdx(sc.nextInt());                 System.out.println("정말로 "+vo.getIdx()+"번 자료를 삭제하시겠습니까? Y/N");                 String yn = sc.next().toUpperCase();                 if(yn.equals("N"))return;                 else {                     dao.delete(vo);                 }                  }     }                    }   Colored by Color Scripter

cs

DAO

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package bank1013;   import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList;   public class BankDAO {          Connection conn = null;     PreparedStatement pstmt = null;     ResultSet rs = null;          String sql = "";     BankVO vo = null;               public BankDAO() {         try {             Class.forName("com.mysql.jdbc.Driver");             String url = "jdbc:mysql://localhost:3306/javaworks";             String user = "javaworks";             String pwd = "1234";             conn = DriverManager.getConnection(url, user, pwd);                                   } catch (ClassNotFoundException e) {             System.out.println("드라이버 못찾음");         } catch (SQLException e) {             System.out.println("DB 연동 실패");         }     }       public void connClose() {         try {             conn.close();         } catch (SQLException e) {}     }          public void pstmtClose() {         if(pstmt != null) {             try {                 pstmt.close();             } catch (SQLException e) {}         }     }          public void rsClose() {         if(rs != null) {             try {                 rs.close();                 pstmt.close();             } catch (SQLException e) {}         }     }                           // 수입 저장 입력      public void suip(BankVO vo) {                  try {             sql = "insert into bank (suip,wdate,bigo) values(?,?,?)";             pstmt = conn.prepareStatement(sql);             pstmt.setInt(1, vo.getSuip());             pstmt.setString(2, vo.getWdate());             pstmt.setString(3, vo.getBigo());             pstmt.executeUpdate();             System.out.println("저장되었습니다");         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             pstmtClose();         }                       }       public void jichul(BankVO vo) {         try {             sql = "insert into bank (jichul,wdate,bigo) values(?,?,?)";             pstmt = conn.prepareStatement(sql);             pstmt.setInt(1, vo.getJichul());             pstmt.setString(2, vo.getWdate());             pstmt.setString(3, vo.getBigo());             pstmt.executeUpdate();             System.out.println("저장되었습니다");         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             pstmtClose();         }                                                                    }     // 전체조회     public ArrayList<BankVO> list1() {         ArrayList<BankVO> vos = new ArrayList<>();         try {             sql = "select * from bank order by idx";             pstmt = conn.prepareStatement(sql);             rs = pstmt.executeQuery();             while(rs.next()) {                 BankVO vo = new BankVO();                 vo.setIdx(rs.getInt("idx"));                 vo.setSuip(rs.getInt("suip"));                 vo.setJichul(rs.getInt("jichul"));                 vo.setWdate(rs.getString("wdate"));                 vo.setBigo(rs.getString("bigo"));                 vos.add(vo);             }         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             rsClose();         }                  return vos;     }       // 날짜별조회     public ArrayList<BankVO> list2(BankVO vo) {         ArrayList<BankVO> vos = new ArrayList<>();         try {             sql = "select * from bank where wdate = ? order by idx";             pstmt = conn.prepareStatement(sql);             pstmt.setString(1, vo.getWdate());             rs = pstmt.executeQuery();             while(rs.next()) {                 vo = new BankVO();                 vo.setIdx(rs.getInt("idx"));                 vo.setSuip(rs.getInt("suip"));                 vo.setJichul(rs.getInt("jichul"));                 vo.setWdate(rs.getString("wdate"));                 vo.setBigo(rs.getString("bigo"));                 vos.add(vo);             }         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             rsClose();         }                  return vos;     }          //수입 내역만 조회     public ArrayList<BankVO> list3() {     ArrayList<BankVO> vos = new ArrayList<>();         sql = "select idx,suip,wdate,bigo from bank where suip > 0";         try {             pstmt = conn.prepareStatement(sql);             rs = pstmt.executeQuery();             while(rs.next()) {                 vo = new BankVO();                 vo.setIdx(rs.getInt("idx"));                 vo.setSuip(rs.getInt("suip"));                 vo.setWdate(rs.getString("wdate"));                 vo.setBigo(rs.getString("bigo"));                 vos.add(vo);             }         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             rsClose();         }                  return vos;     }       //지출내역만 조회     public ArrayList<BankVO> list4() {         ArrayList<BankVO> vos = new ArrayList<>();         sql = "select idx,jichul,wdate,bigo from bank where jichul > 0";         try {             pstmt = conn.prepareStatement(sql);             rs = pstmt.executeQuery();             while(rs.next()) {                 vo = new BankVO();                 vo.setIdx(rs.getInt("idx"));                 vo.setJichul(rs.getInt("jichul"));                 vo.setWdate(rs.getString("wdate"));                 vo.setBigo(rs.getString("bigo"));                 vos.add(vo);             }         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             rsClose();         }                  return vos;     }          //비고가 용돈인 내역만 조회     public ArrayList<BankVO> list5() {         ArrayList<BankVO> vos = new ArrayList<>();         sql = "select * from bank where bigo = ?";         try {             pstmt = conn.prepareStatement(sql);             pstmt.setString(1, "용돈");             rs = pstmt.executeQuery();             while(rs.next()) {                 vo = new BankVO();                 vo.setIdx(rs.getInt("idx"));                 vo.setSuip(rs.getInt("suip"));                 vo.setJichul(rs.getInt("jichul"));                 vo.setWdate(rs.getString("wdate"));                 vo.setBigo(rs.getString("bigo"));                 vos.add(vo);             }         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             rsClose();         }                  return vos;     }                         //잔고 구하기위한 수입      public int su() {         int sumsuip = 0;         try {             sql = "select sum(suip) as suip from bank ";             pstmt = conn.prepareStatement(sql);             rs = pstmt.executeQuery();                          if(rs.next()) {                 sumsuip += rs.getInt("suip");             }         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             rsClose();         }         return sumsuip;     }            //잔고 구하기위한 지출     public int su2() {         int sumjichul = 0;         try {             sql = "select sum(jichul) as suip from bank ";             pstmt = conn.prepareStatement(sql);             rs = pstmt.executeQuery();                          if(rs.next()) {                 sumjichul += rs.getInt("suip");             }         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             rsClose();         }         return sumjichul;     }            // 수정 수입     public void update1(BankVO vo) {                          try {                 sql = "update bank set suip = ? where idx = ?";                 pstmt = conn.prepareStatement(sql);                 pstmt.setInt(1, vo.getUpaf2());                 pstmt.setInt(2, vo.getIdx());                 pstmt.executeUpdate();             System.out.println("성공적으로 수정완료되셨습니다 !!!");         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             pstmtClose();         }     }     // 수정 지출      public void update2(BankVO vo) {                  try {             sql = "update bank set jichul = ? where idx = ?";             pstmt = conn.prepareStatement(sql);             pstmt.setInt(1, vo.getUpaf2());             pstmt.setInt(2, vo.getIdx());             pstmt.executeUpdate();             System.out.println("성공적으로 수정완료되셨습니다 !!!");         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             pstmtClose();         }     }     // 수정 날짜     public void update3(BankVO vo) {         try {             sql = "update bank set wdate = ? where idx = ?";             pstmt = conn.prepareStatement(sql);             pstmt.setString(1, vo.getUpaf());             pstmt.setInt(2, vo.getIdx());             pstmt.executeUpdate();                 System.out.println("성공적으로 수정완료되셨습니다 !!!");         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             pstmtClose();         }     }     // 수정 비고     public void update4(BankVO vo) {         try {             sql = "update bank set bigo = ? where idx = ?";             pstmt = conn.prepareStatement(sql);             pstmt.setString(1, vo.getUpaf());             pstmt.setInt(2, vo.getIdx());             pstmt.executeUpdate();                     System.out.println("성공적으로 수정완료되셨습니다 !!!");         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             pstmtClose();         }     }       public void delete(BankVO vo) {           try {             sql = "delete from bank where idx = ?";             pstmt = conn.prepareStatement(sql);             pstmt.setInt(1, vo.getIdx());             pstmt.executeUpdate();                     System.out.println("성공적으로 삭제완료되셨습니다 !!!");         } catch (SQLException e) {             System.out.println("SQL에러 : "+e.getMessage());         }finally {             pstmtClose();         }     }        }   Colored by Color Scripter

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잘 처리 하셨네요.
날짜 내림차순으로 출력처리하면 좋을듯 하고, 전체내용 출력의 줄(열)도 잘 맞춰보시면 좋을것 같고...
잔고에 대한 처리를 하려고 한것 같은데, 완성된다면 더 좋겠죠.
수고하셨습니다.