JAVA OR JAVAFX, NO PICTURE CODE PLS Loan.java // Implements Seriablizable to sup

Question

JAVA OR JAVAFX, NO PICTURE CODE PLS

Loan.java

// Implements Seriablizable to support object IO  
public class Loan implements java.io.Serializable {
private double annualInterestRate;
private int numberOfYears;
private double loanAmount;
private java.util.Date loanDate;

/** Default constructor */
public Loan() {
this(2.5, 1, 1000);
}

/** Construct a loan with specified annual interest rate,
number of years and loan amount
*/
public Loan(double annualInterestRate, int numberOfYears,
double loanAmount) {
this.annualInterestRate = annualInterestRate;
this.numberOfYears = numberOfYears;
this.loanAmount = loanAmount;
loanDate = new java.util.Date();
}

/** Return annualInterestRate */
public double getAnnualInterestRate() {
return annualInterestRate;
}

/** Set a new annualInterestRate */
public void setAnnualInterestRate(double annualInterestRate) {
this.annualInterestRate = annualInterestRate;
}

/** Return numberOfYears */
public int getNumberOfYears() {
return numberOfYears;
}

/** Set a new numberOfYears */
public void setNumberOfYears(int numberOfYears) {
this.numberOfYears = numberOfYears;
}

/** Return loanAmount */
public double getLoanAmount() {
return loanAmount;
}

/** Set a newloanAmount */
public void setLoanAmount(double loanAmount) {
this.loanAmount = loanAmount;
}

/** Find monthly payment */
public double getMonthlyPayment() {
double monthlyInterestRate = annualInterestRate / 1200;
double monthlyPayment = loanAmount * monthlyInterestRate / (1 -
(Math.pow(1 / (1 + monthlyInterestRate), numberOfYears * 12)));
return monthlyPayment;   
}

/** Find total payment */
public double getTotalPayment() {
double totalPayment = getMonthlyPayment() * numberOfYears * 12;
return totalPayment;   
}

/** Return loan date */
public java.util.Date getLoanDate() {
return loanDate;
}
}

16.21 (Count-down stopwatch) Write a program that allows the user to enter time in seconds in the text field and press the Enter key to count down the see- onds, as shown in Figure 16.45d. The remaining seconds are redisplayed every second. When the seconds are expired, the program starts to play music continuously

Explanation / Answer

Please find answer to question 16.21. A java FX code for countdown timer

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