intcal.java

《J2EE专业项目实例开发》源代码

import java.io.*;
import java.sql.*;
import java.util.*;

public class IntCal
{
	private String amount;
	private double int_amount;
	
	public IntCal() 
	{
	}
        public void setAmount(String amount)
	{
			this.amount=amount;
			int_amount=Double.parseDouble(this.amount);
	}
	public String getAmount()
	{
   			return this.amount;
	}

	private String period;
	private double int_period;
	private double rateInt;	
	private String rate1;
	private double interest;

	public void setPeriod(String str_period)
		{
   			period=str_period;
			int_period=Double.parseDouble(period);
		}

	public String getPeriod()
		{
          		return period;
		}
	public void setRate1(String rt)
		{
rate1=rt;
rateInt=Double.parseDouble(rate1);
			//rate=rt;
System.out.println(rateInt);
		}
	

	public String getRate1()
		{

          		return rate1;
		}
	public double getInterest()
		{
          		interest=(int_period*int_amount*rateInt)/100;
			return interest;
		}

		
}