Area of Triangle With If statements

/*
 * Tony Silvestri
 * 9/26/2016
 * CSC-111 Intro to Java Programming
 * Problem 2-19
 * Area of Triangle Calculation Using Heron's Formula
 */

import java.util.Scanner;

public class AreaOfTriangleWithJustSides {

    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);

        // Enter three edges
        System.out.print("Enter three edges (length in double): ");
        double s1 = input.nextDouble();
        double s2 = input.nextDouble();
        double s3 = input.nextDouble();

        if (s1 + s2 < s3) {
            System.out.println("Bad Sides!");
        }
        else if (s1 + s3 < s2) {
            System.out.println("Bad Sides!");
        }
        else if (s2 + s3 < s1) {
            System.out.println("Bad Sides!");
        }
        else {
            double s = (s1 + s2 + s3) / 2.0;
            double area = Math.sqrt(s * (s - s1) * (s - s2) * (s - s3));
            double areaDisp = (int) (area * 10.0) / 10.0;
            System.out.println("Area = " + area);
        }

        // Display results
        // boolean valid = (edge1 + edge2 > edge3) && (edge1 + edge3 > edge2)
        // && (edge2 + edge3 > edge1);

        // boolean valid;
        // if (edge3 >= edge1 + edge2)
        // valid = false;
        // else if (edge2 >= edge1 + edge3)
        // valid = false;
        // else if (edge1 >= edge2 + edge3)
        // valid = false;
        // else
        // valid = true;
        //
        // if (valid) {
        // System.out.println("The perimeter of the triangle is "
        // + (edge1 + edge2 + edge3));
        // } else
        // System.out.println("Input is invalid");
        input.close();
    }

}