Partial Weight Converter

gistfile1.txt

 
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
 
public class WeightConverter
{
	
 public static void main(String args[])throws IOException 
 {
	while(true)
	{ 
	BufferedReader bufferedReader=new BufferedReader(new InputStreamReader(System.in));
	{
		 System.out.println("Please Enter your choice:");
		 System.out.println("1: Convert lbs to kilos");
		 System.out.println("2: Convert kilos to lbs");
		 System.out.println("3: Exit");
		 int choice = Integer.parseInt(bufferedReader.readLine()); 
		
	switch(choice) 
	{
		case 1 :
			System.out.println("Enter weight in lbs");
			String input=bufferedReader.readLine(); 		
			double lbs=Double.parseDouble(input);
			while(lbs<0)
			{
				System.out.println("Please enter a positive number");
				lbs=Integer.parseInt(bufferedReader.readLine());
			}
			double kilos=(lbs/2.2);
			System.out.println("lbs = " + kilos + " kilos");
		break;
	}
	}
	}
 }
}