Submitting Assignment 2

Assignent1/src/com/assign/bean/Account.java

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+package com.assign.bean;
+
+import java.util.Date;
+
+abstract public class Account {
+	static {
+		cnt = 0;
+		rate = 4.0f;
+	}
+	public static int cnt;
+	static float rate;
+	private int accId;
+	private String name;
+	private Date openingDate;
+	private String accType;
+	protected double balance;
+	private int pin;
+	protected double interest;
+
+	//default constructor
+	public Account() {
+		accId = ++cnt;
+		name = null;
+		openingDate = null;
+		accType = null;
+		balance = 0.0;
+		rate = 0.0f;
+		pin = 0;
+	}
+	//parameterized constructor
+	public Account(String nm, Date dt, String type, double bal, int pin) {
+		accId = ++cnt;
+		name = nm;
+		openingDate = dt;
+		accType = type;
+		balance = bal;
+		this.pin = pin;
+	}
+	//setter and getter methods
+	public int getAccId() {
+		return this.accId;
+	}
+	public void setName(String nm) {
+		this.name = nm;
+	}
+	public String getName() {
+		return this.name;
+	}
+	public void setOpeningDate(Date dt) {
+		this.openingDate = dt;
+	}
+	public Date getOpeningDate() {
+		return this.openingDate;
+	}
+	public void setAccType(String type) {
+		this.accType = type;
+	}
+	public String getAccType() {
+		return this.accType;
+	}
+	public void setBalance(double bal) {
+		this.balance = bal;
+	}
+	public double getBalance() {
+		return this.balance;
+	}
+	public void setPin(int pin) {
+		this.pin = pin;
+	}
+	public int getPin() {
+		return this.pin;
+	}
+	@Override
+	public String toString() {
+		return "Id : "+accId+"\nName : "+name+"\nOpening Date : "+openingDate+"\nAccount Type : "+accType+"\nBalance : "+balance+"\nRate of Interest : "+rate; 
+	}
+	//withdrawal function
+	abstract public int withdrawal(double amt); 
+	//deposit function
+	public void deposit(double amt) {
+		balance+=amt;
+		//System.out.println("Deposit Successful!");
+		//System.out.println("Balance : "+balance);
+	}
+	abstract public void calInterest();
+}

Assignent1/src/com/assign/bean/CurrentAcc.java

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+package com.assign.bean;
+
+import java.util.Date;
+
+public class CurrentAcc extends Account{
+	static {
+		noOfTransPerDay = 3;
+	}
+	static int noOfTransPerDay;
+
+	//default constructor
+	public CurrentAcc() {
+
+	}
+	//parameterized constructor
+	public CurrentAcc(String nm, Date dt, String type, double bal, int pin) {
+		super(nm,dt,type,bal,pin);
+		calInterest();
+	}
+	//setter and getter methods
+	@Override
+	public String toString() {
+		return super.toString()+"\nNo. of transactions per day : "+noOfTransPerDay+"\nInterest : "+interest; 
+	}
+	@Override
+	public int withdrawal(double amt) {
+
+		if(amt <= balance) {
+			balance-=amt;
+			return 0;
+			//System.out.println("Withdrawal Successful!");
+			//System.out.println("Balance : "+balance);
+		}
+		return -1;
+	}
+	@Override
+	public void calInterest() {
+
+		interest = balance*rate;
+	}
+}

Assignent1/src/com/assign/bean/SavingsAcc.java

@@ -0,0 +1,51 @@
+package com.assign.bean;
+
+import java.util.Date;
+
+public class SavingsAcc extends Account {
+	private long chequeBookNo;
+
+	//default constructor
+	public SavingsAcc() {
+		chequeBookNo = 0;
+	}
+	//parameterized constructor
+	public SavingsAcc(String nm, Date dt, String type, double bal, int pin, long chequeBkNo) {
+		super(nm,dt,type,bal,pin);
+		this.chequeBookNo = chequeBkNo;
+		calInterest();
+	}
+	//setter and getter methods
+	public void setChequeBookNo(long chequeBkNo) {
+		this.chequeBookNo = chequeBkNo;
+	}
+	public long getChequeBookNo() {
+		return this.chequeBookNo;
+	}
+	@Override
+	public String toString() {
+		return super.toString()+"\nCheque Book No. : "+chequeBookNo+"\nInterest : "+interest; 
+	}
+	@Override
+	public int withdrawal(double amt) {
+
+		if(amt <= balance-10000) {
+			balance-=amt;
+			return 0;
+			//System.out.println("Withdrawal Successful!");
+			//System.out.println("Balance : "+balance);
+		}
+		return -1;
+	}
+	@Override
+	public void calInterest() {
+
+		if(balance > 5000)
+		{
+			interest = (balance*rate) + (0.02*balance);
+		}
+		else
+			interest = balance*rate;
+	}
+
+}

Assignent1/src/com/assign/service/AccountService.java

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+package com.assign.service;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Scanner;
+
+import com.assign.bean.*;
+
+public class AccountService {
+
+	public static SimpleDateFormat sdf = new SimpleDateFormat("dd/MM/yyyy");
+	public static Scanner sc = new Scanner(System.in);
+
+	//create a new account
+	public static void createAccount(Account[] arr, String type, int i) {
+		//for(int i=0;i<arr.length;i++)
+		if(i<arr.length) {
+			System.out.println("Enter Name");
+			String nm = sc.next();
+			System.out.println("Enter PIN");
+			int pin = sc.nextInt();
+			System.out.println("Enter Balance");
+			double bal = sc.nextDouble();
+			if(type.equals("Savings")) {
+				System.out.println("Enter Cheque Book No.");
+				long chequeBkNo = sc.nextLong();
+				arr[i] = new SavingsAcc(nm, new Date(), type, bal,pin,chequeBkNo);
+			}
+			else
+				arr[i] = new CurrentAcc(nm, new Date(), type, bal,pin);
+			System.out.println("Account created successfully!");
+		}
+		else {
+			System.out.println("Account cannot be created, Sorry!");
+		}
+	}
+	//search an account
+	public static int searchAccount(Account[] arr, int id) {
+
+		for(int i=0;i<arr.length;i++) {
+			if(arr[i].getAccId()==id) {
+				return i;
+			}
+		}
+		return -1;
+	}
+	//withdrawal function
+	public static void withdrawAmt(Account[] arr, int id, double amt) {
+		//check if the account exists
+		int check = searchAccount(arr,id);
+		if(check==-1) {
+			System.out.println("Account not found");
+		}
+		else {
+			//call withdrawal function of respective class
+			int res = arr[check].withdrawal(amt);
+			if(res==0)
+				System.out.println("Withdrawal Successful!");
+			else
+				System.out.println("Insufficient balance");
+		}
+	}
+	//deposit function
+	public static void depositAmt(Account[] arr, int id, double amt) {
+		//check if the account exists
+		int check = searchAccount(arr,id);
+		if(check == -1) {
+			System.out.println("Account not found");
+		}
+		else {
+			//call deposit function of Account class
+			arr[check].deposit(amt);
+		}
+	}
+	//transfer function
+	public static void transfer(Account[] arr, int id1,int id2, double amt) {
+
+		//check if both accounts exist
+		int a1,a2,res;
+		a1=searchAccount(arr, id1);
+		if(a1 == -1) {
+			System.out.println("Account to transfer from not found");
+			return;
+		}
+		a2=searchAccount(arr,id2);
+		if(a2==-1) {
+			System.out.println("Account to be transferred to not found");
+			return;
+		}
+		res=arr[a1].withdrawal(amt);
+		if(res==-1) {
+			System.out.println("Insufficient balance to transfer");
+			return;
+		}
+		else {
+			arr[a2].deposit(amt);
+		}
+		System.out.println("Transfer Successful!");
+	}
+	public static int checkPin(Account[] arr,int res, int pin) {
+
+		if(arr[res].getPin()==pin) {
+			return 0;
+		}
+		else
+			return -1;
+	}
+	public static void changePin(Account[] arr, int pin,int res) {
+
+		arr[res].setPin(pin);
+		System.out.println("PIN updated successfully");
+	}
+	public static void checkBalance(Account[] arr, int id) {
+
+		int res = searchAccount(arr,id);
+		if(res == -1) {
+			System.out.println("Account not found");
+			return;
+		}
+		else {
+			System.out.println(arr[res].getBalance());
+		}
+	}
+}