BankCharges.java

import java.text.*;
import javax.swing.JOptionPane;

/**@author Lemuel M. Uhuru
 * @Date   June 19, 2013
 * Book Title: From Control Structures through Objects by Tony Gaddis 
 * Page: 191 Challenge: Bank Charges
 * 
 * @Description Write a program that asks for the number of checks
 * written for the month. The program should then calculate and display
 * the bank's service fees for the month.
 */

public class BankCharges {

	public static void main(String[] args) {
		// Declare variable for base fee
		double baseFee = 10;
		
		// Prompt user for the number of checks written
		String input1 = JOptionPane.showInputDialog("Enter the number of checks written");
		
		// Convert the number of checks to data-type int
		int checks = Integer.parseInt(input1);
		
		// Declare total check fees based on quota.
		double lessTwenty = .10*checks;
		double twentyPlus = .08*checks;
		double fortyPlus = .06*checks;
		double sixtyPlus = .04*checks;
		
		// Declare total service fees
		double lessTwentyTotal = .10*checks + baseFee;
		double twentyPlusTotal = .08*checks + baseFee;
		double fortyPlusTotal = .06*checks + baseFee;
		double sixtyPlusTotal = .04*checks + baseFee;
		
		// Decimal formating for Time variables
	    NumberFormat df = DecimalFormat.getInstance();
	    df.setMaximumFractionDigits(2);
		 
		// Design if-else structure to display the appropriate
		// service fees given the quantity of checks written.
	
		if (checks < 60)
			if (checks >= 40)
				JOptionPane.showMessageDialog(null, "Check (QTY): " + checks + "\nBase Fee: $" + baseFee + "\nCheck Fees: $" + df.format(fortyPlus) + "\nTotal Fees: $" + fortyPlusTotal);
			else if(checks >= 20)
				JOptionPane.showMessageDialog(null, "Check (QTY): " + checks + "\nBase Fee: $" + baseFee + "\nCheck Fees: $" + df.format(twentyPlus) + "\nTotal Fees: $" + twentyPlusTotal);
			else
				JOptionPane.showMessageDialog(null, "Check (QTY): " + checks + "\nBase Fee: $" + baseFee + "\nCheck Fees: $" + df.format(lessTwenty) + "\nTotal Fees: $" + lessTwentyTotal);
		else
			JOptionPane.showMessageDialog(null, "Check (QTY): " + checks + "\nBase Fee: $" + baseFee + "\nCheck Fees: $" + df.format(sixtyPlus) + "\nTotal Fees: $ " + sixtyPlusTotal);
	}

}