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func.java
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func.java
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import java.util.Scanner;
import javax.crypto.ExemptionMechanism;
import java.awt.Menu;
import java.sql.PreparedStatement;
public class func{
static Integer Hasil;
public static PreparedStatement preparedStatement;
static Scanner inpxt = new Scanner(System.in);
static void Menu(){
System.out.println("\n\n=====-Menu-====");
System.out.println("1. Lihat Data");
System.out.println("2. Tambah Data");
System.out.println("3. Edit Data");
System.out.println("4. Hapus Data");
System.out.println("5. Cek Koneksi");
System.out.println("6. Cek Status Sistem");
System.out.println("7. sinkronkan");
System.out.println("0. Keluar");
System.out.println("===============");
System.out.println("Pilihan anda >");
try{
Scanner input = new Scanner(System.in);
int pilihan = input.nextInt();
switch (pilihan) {
case 0:
System.out.println("Keluar");
Keluar();
break;
case 1:
LihatData();
break;
case 2:
TambahData();
break;
case 3:
EditData();
break;
case 4:
HapusData();
break;
case 5:
if(Database.yolo_connect()==200){
error.GetError(200);
Menu();
}else if(Database.yolo_connect()==500){
error.GetError(100);
Menu();
}
break;
case 6:
CekSistem();
Menu();
break;
case 7:
SinkronKan();
Menu();
break;
default:
System.out.println("Inputen tidak jelas!!, System dihentikan!!");
Keluar();
break;
}
}catch(Exception e){
e.printStackTrace();
Hasil = 400;
}
}
static void LihatData(){
if(Database.yolo_connect()==200){
String sql = "SELECT * FROM buku_telpon";
try {
Database.rs = Database.stmt.executeQuery(sql);
System.out.println("+--------------------------------+");
System.out.println("| Data Buku Telpon |");
System.out.println("+--------------------------------+");
int i = 1;
System.out.println("+--------------------------------+");
System.out.println("+--------------------------------+");
while (Database.rs.next()) {
int id = Database.rs.getInt("id");
String Nama = Database.rs.getString("nama");
System.out.println(String.format(i++ +" %s", Nama));
}
System.out.println("Lihat nomor kontak (masukkan nama depan)>");
Scanner inpat = new Scanner(System.in);
String Noma = inpat.nextLine();
String sqol = "SELECT * FROM buku_telpon where nama like ?";
PreparedStatement preparedStatement = Database.conn.prepareStatement(sqol);
preparedStatement.setString(1, "%" + Noma + "%");
Database.rs = preparedStatement.executeQuery();
while(Database.rs.next()){
String Nama = Database.rs.getString("nama");
String NoTelp = Database.rs.getString("no_telp");
String Alamat = Database.rs.getString("alamat");
String Panggilan = Database.rs.getString("panggilan");
String Email = Database.rs.getString("email");
System.out.println(String.format(" \nNama Kontak : %s\n No telp : %s\n ALamat : %s\n Panggilan : %s\n Email : %s", Nama, NoTelp,Alamat,Panggilan,Email));
}
}
catch (Exception e) {
System.out.println("Database dalam masalah segera dialihkan ke penyimpanan lokal");
Menu();
//e.printStackTrace();
}
Menu();
}else if(Database.yolo_connect()==500){
error.GetError(100);
System.out.println("System dialihkan ke penyimpanan lokal\n");
func_Gson.GetGSON();
func.Menu();
}
}
static void TambahData(){
if(Database.yolo_connect()==200){
String squl = "SELECT * FROM buku_telpon";
try {
Database.rs = Database.stmt.executeQuery(squl);
System.out.println("+-------------------------+");
System.out.println("| Tambah Kontak Baru |");
System.out.println("+-------------------------+");
System.out.print("Masukkan Nama Kontak > ");
Scanner inpot = new Scanner(System.in);
String Nama = inpot.nextLine();
while (Database.rs.next()) {
int id = Database.rs.getInt("id");
String Nxma = Database.rs.getString("nama");
if(Nxma.equals(Nama)){
System.out.println(String.format("Nama : "+Nama +" Sudah digunakan"));
Menu();
}
else{
continue;
}
}
System.out.print("Masukkan Nomor Telpon > ");
String NoTelp = inpot.nextLine();
System.out.print("Masukkan Alamat Kontak > ");
String Alamat = inpot.nextLine();
System.out.print("Masukkan Nama Panggilan Kontak > ");
String Panggilan = inpot.nextLine();
System.out.print("Masukkan Alamat Email Kontak > ");
String Email = inpot.nextLine();
// query simpan
String sql = "INSERT INTO buku_telpon (nama, no_telp, alamat, panggilan, email) VALUE(?, ?, ?, ?, ?)";
PreparedStatement preparedStatement = Database.conn.prepareStatement(sql);
preparedStatement.setString(1, Nama);
preparedStatement.setString(2, NoTelp);
preparedStatement.setString(3, Alamat);
preparedStatement.setString(4, Panggilan);
preparedStatement.setString(5, Email);
preparedStatement.executeUpdate();
func_Gson.AddGSON(Nama, NoTelp, Alamat, Panggilan, Email);
// simpan buku
System.out.println("\n\n+-------------------------------+");
System.out.println("| Kontak Berhasil ditambahkan |");
System.out.println("+-------------------------------+");
Menu();
} catch (Exception e) {
e.printStackTrace();
}
}else if(Database.yolo_connect()==500){
System.out.println("System dialihkan ke penyimpanan lokal");
try{
System.out.println("+-------------------------+");
System.out.println("| Tambah Kontak Baru |");
System.out.println("+-------------------------+");
System.out.print("Masukkan Nama Kontak > ");
Scanner inpot = new Scanner(System.in);
String Nama = inpot.nextLine();
System.out.print("Masukkan Nomor Telpon > ");
String NoTelp = inpot.nextLine();
System.out.print("Masukkan Alamat Kontak > ");
String Alamat = inpot.nextLine();
System.out.print("Masukkan Nama Panggilan Kontak > ");
String Panggilan = inpot.nextLine();
System.out.print("Masukkan Alamat Email Kontak > ");
String Email = inpot.nextLine();
String que = "INSERT INTO buku_telpon (nama, no_telp, alamat, panggilan, email) VALUES('"+Nama+"','"+NoTelp+"','"+Alamat+"','"+Panggilan+"','"+Email+"')";
func_Gson.AddGSON(Nama, NoTelp, Alamat, Panggilan, Email);
func_Gson.AddtoTemp(que);
Menu();
}catch(Exception e){
e.printStackTrace();
}
}
}
static void EditData(){
if(Database.yolo_connect()==200){
try {
String sql = "SELECT * FROM buku_telpon where id not like ?";
preparedStatement = Database.conn.prepareStatement(sql);
preparedStatement.setInt(1, 0);
Database.rs = preparedStatement.executeQuery();
System.out.println("+--------------------------------+");
System.out.println("| Data Buku Telpon |");
System.out.println("+--------------------------------+");
int i = 1;
System.out.println("+--------------------------------+");
System.out.println("+--------------------------------+");
while (Database.rs.next()) {
int id = Database.rs.getInt("id");
String Nama = Database.rs.getString("nama");
System.out.println(String.format(i++ +" %s", Nama));
}
System.out.println("+-------------------------+");
System.out.println("| Edit Kontak |");
System.out.println("+-------------------------+");
System.out.print("Masukkan nama kontak yang ingin diedit >");
try{
Scanner inpat = new Scanner(System.in);
String Noma = inpat.nextLine();
String sqol = "SELECT * FROM buku_telpon where nama like ?";
preparedStatement = Database.conn.prepareStatement(sqol);
preparedStatement.setString(1, "%" + Noma + "%");
Database.rs = preparedStatement.executeQuery();
}catch(Exception E){
E.printStackTrace();;
EditData();
}
while(Database.rs.next()){
Scanner yolo = new Scanner(System.in);
String id = Database.rs.getString("id");
String Nama = Database.rs.getString("nama");
String NoTelp = Database.rs.getString("no_telp");
String Alamat = Database.rs.getString("alamat");
String Panggilan = Database.rs.getString("panggilan");
String Email = Database.rs.getString("email");
System.out.println("Rubah kontak Sesuai keinginan anda");
System.out.print("Nama kontak: "+Nama+" Menjadi > ");
String Nema = yolo.nextLine();
System.out.print("No Telpon kontak: "+NoTelp+" Menjadi > ");
String NeTelp = yolo.nextLine();
System.out.print("Alamat kontak: "+Alamat+" Menjadi > ");
String Alemat = yolo.nextLine();
System.out.print("Panggilan kontak: "+Panggilan+" Menjadi > ");
String Penggilan = yolo.nextLine();
System.out.print("Email kontak: "+Email+" Menjadi > ");
String Emel = yolo.nextLine();
String sqpl = "UPDATE buku_telpon SET nama=?, no_telp=?, alamat=?, panggilan=?, email=? where id =?";
preparedStatement = Database.conn.prepareStatement(sqpl);
preparedStatement.setString(1, Nema);
preparedStatement.setString(2, NeTelp);
preparedStatement.setString(3, Alemat);
preparedStatement.setString(4, Penggilan);
preparedStatement.setString(5, Emel);
preparedStatement.setString(6, id);
preparedStatement.executeUpdate();
func_Gson.EditGSON(Nama, Nema, NeTelp, Alemat, Penggilan, Emel);
Menu();
}
} catch (Exception e) {
e.printStackTrace();
Menu();
}
}else if(Database.yolo_connect()==500){
System.out.println("System dialihkan ke penyimpanan lokal");
try {
System.out.println("+--------------------------------+");
System.out.println("| Data Buku Telpon |");
System.out.println("+--------------------------------+");
System.out.println("+--------------------------------+");
System.out.println("+--------------------------------+");
func_Gson.GetGSON();
System.out.println("+-------------------------+");
System.out.println("| Edit Kontak |");
System.out.println("+-------------------------+");
System.out.print("Masukkan nama kontak yang ingin diedit >");
Scanner inpat = new Scanner(System.in);
String Noma = inpat.nextLine();
func_Gson.GetGSONS(Noma);
Scanner yolo = new Scanner(System.in);
System.out.println("Rubah kontak Sesuai keinginan anda");
System.out.print("Nama kontak: baru > ");
String Nema = yolo.nextLine();
System.out.print("No Telpon kontak: baru > ");
String NeTelp = yolo.nextLine();
System.out.print("Alamat kontak: baru > ");
String Alemat = yolo.nextLine();
System.out.print("Panggilan kontak: baru > ");
String Penggilan = yolo.nextLine();
System.out.print("Email kontak: baru > ");
String Emel = yolo.nextLine();
String sqpl = "UPDATE buku_telpon SET nama='"+Nema+"', no_telp='"+NeTelp+"', alamat='"+Alemat+"', panggilan='"+Penggilan+"', email='"+Emel+"' where nama ='"+Noma+"'";
func_Gson.AddtoTemp(sqpl);
func_Gson.EditGSON(Noma, Nema, NeTelp, Alemat, Penggilan, Emel);
Menu();
} catch (Exception e) {
e.printStackTrace();
Menu();
}
}
}
static void HapusData(){
if(Database.yolo_connect()==200){
try {
String sql = "SELECT * FROM buku_telpon where id not like ?";
preparedStatement = Database.conn.prepareStatement(sql);
preparedStatement.setInt(1, 0);
Database.rs = preparedStatement.executeQuery();
System.out.println("+--------------------------------+");
System.out.println("| Data Buku Telpon |");
System.out.println("+--------------------------------+");
int i = 1;
System.out.println("+--------------------------------+");
System.out.println("+--------------------------------+");
while (Database.rs.next()) {
//int id = Database.rs.getInt("id");
String Nama = Database.rs.getString("nama");
System.out.println(String.format(i++ +" %s", Nama));
}
Scanner yolo = new Scanner(System.in);
// ambil input dari user
System.out.print("Masukkan Nama yang ingin dihapus > ");
String Noma = yolo.nextLine();
// buat query hapus
String sqel = "DELETE FROM buku_telpon WHERE nama=?";
preparedStatement = Database.conn.prepareStatement(sqel);
preparedStatement.setString(1, Noma);
// hapus data
preparedStatement.executeUpdate();
func_Gson.RemoveGSON(Noma);
Menu();
} catch (Exception e) {
e.printStackTrace();
Menu();
}
}else if(Database.yolo_connect()==500){
System.out.println("System dialihkan ke penyimpanan lokal");
try{
Scanner yolo = new Scanner(System.in);
System.out.println("+--------------------------------+");
System.out.println("| Data Buku Telpon |");
System.out.println("+--------------------------------+");
System.out.println("+--------------------------------+");
System.out.println("+--------------------------------+");
func_Gson.GetGSON();
System.out.println("+-------------------------+");
System.out.println("| hapus Kontak |");
System.out.println("+-------------------------+");
System.out.print("Masukkan nama kontak yang ingin dihapus >");
String Noma = yolo.nextLine();
String sqel = "DELETE FROM buku_telpon WHERE nama=''"+Noma+"'";
func_Gson.RemoveGSON(Noma);
func_Gson.AddtoTemp(sqel);
Menu();
}catch(Exception e){
e.printStackTrace();
Menu();
}
}
}
static void CekSistem(){
if(Database.yolo_connect()==200){
System.out.println("Status Koneksi Database : ");
error.GetError(200);
System.out.println("\n");
System.out.println("Sistem Tidak Berjalan normal");
Menu();
}else if(Database.yolo_connect()==500){
System.out.println("Status Koneksi Database : ");
error.GetError(100);
System.out.println("\n");
System.out.println("Sistem Berjalan normal");
Menu();
}
}
static void SinkronKan(){
func_Gson.GetQue();
System.out.println("Sistem Berhasil di sinkronkan!!");
}
static void Keluar(){
System.exit(0);
}
}