initalising repository

AshutoshSinghRana/hospitalsystem.java

@@ -0,0 +1,140 @@
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.*;
+
+class Patient {
+    private String name;
+    private int age;
+    private String gender;
+    private String address;
+    private String phoneNumber;
+
+    public Patient(String name, int age, String gender, String address, String phoneNumber) {
+        this.name = name;
+        this.age = age;
+        this.gender = gender;
+        this.address = address;
+        this.phoneNumber = phoneNumber;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    @Override
+    public String toString() {
+        return String.format("Name: %s, Age: %d, Gender: %s, Address: %s, Phone: %s", name, age, gender, address, phoneNumber);
+    }
+}
+
+class HospitalManagementSystem {
+    private List<Patient> patientRecords;
+    private Map<Date, List<Patient>> appointmentSchedule;
+
+    public HospitalManagementSystem() {
+        patientRecords = new ArrayList<>();
+        appointmentSchedule = new HashMap<>();
+    }
+
+    public void addPatientRecord(Patient patient) {
+        patientRecords.add(patient);
+    }
+
+    public void scheduleAppointment(Date date, Patient patient) {
+        appointmentSchedule.computeIfAbsent(date, k -> new ArrayList<>()).add(patient);
+    }
+
+    public void displayPatientRecords() {
+        System.out.println("\n=========== Patient Records ===========");
+        for (Patient patient : patientRecords) {
+            System.out.println(patient);
+        }
+        System.out.println("=======================================\n");
+    }
+
+    public void displayAppointmentSchedule() {
+        System.out.println("\n=========== Appointment Schedule ===========");
+        for (Map.Entry<Date, List<Patient>> entry : appointmentSchedule.entrySet()) {
+            System.out.println("Date: " + entry.getKey());
+            System.out.println("Patients:");
+            for (Patient patient : entry.getValue()) {
+                System.out.println("  - " + patient);
+            }
+            System.out.println("---------------------------------------------");
+        }
+        System.out.println("=============================================\n");
+    }
+
+    public Patient getPatientByName(String name) {
+        for (Patient patient : patientRecords) {
+            if (patient.getName().equals(name)) {
+                return patient;
+            }
+        }
+        return null;
+    }
+}
+
+public class hospitalsystem {
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+        HospitalManagementSystem hospitalSystem = new HospitalManagementSystem();
+
+        // Input patient records
+        System.out.println("Enter patient information (name, age, gender, address, phone), type 'done' to finish:");
+        while (true) {
+            System.out.print("Patient name: ");
+            String name = scanner.nextLine();
+            if (name.equalsIgnoreCase("done")) break;
+            System.out.print("Patient age: ");
+            int age = Integer.parseInt(scanner.nextLine());
+            System.out.print("Patient gender: ");
+            String gender = scanner.nextLine();
+            System.out.print("Patient address: ");
+            String address = scanner.nextLine();
+            System.out.print("Patient phone number: ");
+            String phoneNumber = scanner.nextLine();
+
+            hospitalSystem.addPatientRecord(new Patient(name, age, gender, address, phoneNumber));
+        }
+
+        // Input appointment scheduling
+        System.out.println("Enter appointment scheduling (date YYYY-MM-DD, patient name), type 'done' to finish:");
+        while (true) {
+            System.out.print("Date (YYYY-MM-DD): ");
+            String dateString = scanner.nextLine();
+            if (dateString.equalsIgnoreCase("done")) break;
+            System.out.print("Patient name: ");
+            String patientName = scanner.nextLine();
+
+            // Parse date
+            Date date = parseDate(dateString);
+            if (date != null) {
+                Patient patient = hospitalSystem.getPatientByName(patientName);
+                if (patient != null) {
+                    hospitalSystem.scheduleAppointment(date, patient);
+                } else {
+                    System.out.println("Patient not found.");
+                }
+            } else {
+                System.out.println("Invalid date format.");
+            }
+        }
+
+        // Display patient records and appointment schedule
+        hospitalSystem.displayPatientRecords();
+        hospitalSystem.displayAppointmentSchedule();
+
+        scanner.close();
+    }
+
+    private static Date parseDate(String dateString) {
+        try {
+            SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
+            return dateFormat.parse(dateString);
+        } catch (ParseException e) {
+            System.out.println("Error parsing date: " + e.getMessage());
+            return null;
+        }
+    }
+}

AshutoshSinghRana/onlinebankingsystem.java

@@ -0,0 +1,148 @@
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Scanner;
+
+class Account {
+    private String accountNumber;
+    private String holderName;
+    private double balance;
+
+    public Account(String accountNumber, String holderName, double balance) {
+        this.accountNumber = accountNumber;
+        this.holderName = holderName;
+        this.balance = balance;
+    }
+
+    public String getAccountNumber() {
+        return accountNumber;
+    }
+
+    public String getHolderName() {
+        return holderName;
+    }
+
+    public double getBalance() {
+        return balance;
+    }
+
+    public void deposit(double amount) {
+        balance += amount;
+    }
+
+    public void withdraw(double amount) {
+        if (amount <= balance) {
+            balance -= amount;
+        } else {
+            System.out.println("Insufficient funds!");
+        }
+    }
+}
+
+public class onlinebankingsystem {
+    private static Map<String, Account> accounts = new HashMap<>();
+    private static Scanner scanner = new Scanner(System.in);
+
+    public static void main(String[] args) {
+        while (true) {
+            printMenu();
+            System.out.print("Choose an option: ");
+            int option = scanner.nextInt();
+            scanner.nextLine();  // Consume newline character
+
+            switch (option) {
+                case 1:
+                    createAccount();
+                    break;
+                case 2:
+                    deposit();
+                    break;
+                case 3:
+                    withdraw();
+                    break;
+                case 4:
+                    displayAccountDetails();
+                    break;
+                case 5:
+                    System.out.println("Thank you for using the banking system. Goodbye!");
+                    System.exit(0);
+                default:
+                    System.out.println("Invalid option! Please try again.");
+            }
+        }
+    }
+
+    private static void printMenu() {
+        System.out.println("=======================================");
+        System.out.println("|           Banking System            |");
+        System.out.println("=======================================");
+        System.out.println("| 1. Create Account                   |");
+        System.out.println("| 2. Deposit                          |");
+        System.out.println("| 3. Withdraw                         |");
+        System.out.println("| 4. Display Account Details          |");
+        System.out.println("| 5. Exit                             |");
+        System.out.println("=======================================");
+    }
+
+    private static void createAccount() {
+        System.out.println("---------- Create Account ----------");
+        System.out.print("Enter account number: ");
+        String accountNumber = scanner.nextLine();
+        System.out.print("Enter holder name: ");
+        String holderName = scanner.nextLine();
+        System.out.print("Enter initial balance: ");
+        double balance = scanner.nextDouble();
+        scanner.nextLine();  // Consume newline character
+
+        Account account = new Account(accountNumber, holderName, balance);
+        accounts.put(accountNumber, account);
+        System.out.println("Account created successfully!");
+        System.out.println("-------------------------------------");
+    }
+
+    private static void deposit() {
+        System.out.println("---------- Deposit ----------");
+        System.out.print("Enter account number: ");
+        String accountNumber = scanner.nextLine();
+        Account account = accounts.get(accountNumber);
+        if (account != null) {
+            System.out.print("Enter deposit amount: ");
+            double amount = scanner.nextDouble();
+            account.deposit(amount);
+            System.out.println("Deposit successful. New balance: " + account.getBalance());
+        } else {
+            System.out.println("Account not found!");
+        }
+        System.out.println("-----------------------------");
+    }
+
+    private static void withdraw() {
+        System.out.println("---------- Withdraw ----------");
+        System.out.print("Enter account number: ");
+        String accountNumber = scanner.nextLine();
+        Account account = accounts.get(accountNumber);
+        if (account != null) {
+            System.out.print("Enter withdrawal amount: ");
+            double amount = scanner.nextDouble();
+            account.withdraw(amount);
+            System.out.println("Withdrawal successful. New balance: " + account.getBalance());
+        } else {
+            System.out.println("Account not found!");
+        }
+        System.out.println("-------------------------------");
+    }
+
+    private static void displayAccountDetails() {
+        System.out.println("---------- Display Account Details ----------");
+        System.out.print("Enter account number: ");
+        String accountNumber = scanner.nextLine();
+        Account account = accounts.get(accountNumber);
+        if (account != null) {
+            System.out.println("Account Number: " + account.getAccountNumber());
+            System.out.println("Holder Name: " + account.getHolderName());
+            System.out.println("Balance: " + account.getBalance());
+        } else {
+            System.out.println("Account not found!");
+        }
+        System.out.println("---------------------------------------------");
+    }
+}