HomeLoanCalculator.java

import java.awt.event.*;
import java.util.Scanner;
import javax.swing.*;
public class HomeLoanCalculator implements ActionListener {
	JTextField tf1,tf2,tf3,tf4,tf5,tf6,tf7;
	JButton b1;
	JLabel l1,l2,l3,l4,l5,l6,l7;
	HomeLoanCalculator(){
	JFrame f = new JFrame();
	tf1 = new JTextField();
	tf1.setBounds(120,50,80,20);
	l1 = new JLabel("Loan Amount");
	l1.setBounds(30,50,120,20);
	
	tf2 = new JTextField();
	tf2.setBounds(200,100,80,20);
	l2 = new JLabel("Tenure (in months)");
	l2.setBounds(30,100,250,20);
	
	tf3 = new JTextField();
	tf3.setBounds(120,150,80,20);
	l3 = new JLabel("Intrest Rate");
	l3.setBounds(30,150,120,20);
	
	tf4 = new JTextField();
	tf4.setBounds(150,200,80,20);
	tf4.setEditable(false);
	l4 = new JLabel(" Intrest Amount");
	l4.setBounds(30,200,120,20);
	
	tf5 = new JTextField();
	tf5.setBounds(150,250,80,20);
	tf5.setEditable(false);
	l5 = new JLabel("Monthly EMI");
	l5.setBounds(30,250,120,20);
	
	tf6 = new JTextField();
	tf6.setBounds(150,300,80,20);
	tf6.setEditable(false);
	l6=new JLabel("Payable");
	l6.setBounds(30,300,400,20);
	
	b1 = new JButton("calculate");
	b1.setBounds(130,350,100,20);
	
	f.add(tf1);
	f.add(tf2);
	f.add(tf3);
	f.add(tf4);
	f.add(tf5);
	f.add(tf6);
	f.add(l1);
	f.add(l2);
	f.add(l3);
	f.add(l4);
	f.add(l5);
	f.add(l6);
	f.add(b1);
	
	b1.addActionListener(this);
	
	f.setSize(500,500);
	f.setLayout(null);
	f.setVisible(true);
}
public void actionPerformed(ActionEvent e){
	String s1 = tf1.getText();
	String s2 = tf2.getText();
	String s3 = tf3.getText();
	
	double principal= Integer.parseInt(s1);
	double rate=Integer.parseInt(s3);
	double time=Integer.parseInt(s2);
	double intrest =0;
	double emi =0;
	double amount =0;
	double timE = time/12;

	amount = principal*(Math.pow((1+rate/100 ),timE));
	String payAble = String.format("%.3f",amount);
	tf6.setText(payAble);
	
	intrest = amount-principal;
	String in = String.format("%.3f",intrest);
	tf4.setText(in);
	
	emi = amount/time;
	String eMI = String.format("%.3f",emi);
	tf5.setText(eMI);
}
public static void main (String args[]) {
	new HomeLoanCalculator();
}
}