2つの長方形の衝突判定

public class Rectangle{
    private double  x;//位置x
    private double  y;//位置y
    private double  w;//幅x
    private double  h;//高さx

    public Rectangle(){
        System.out.println("Rectangle create default");
        this.x = 10;
        this.y = 10;
        this.w = 70;
        this.h = 80;
    }
    
    public Rectangle(double x, double y , double w , double h ){
        System.out.println("Rectangle create custom");
        this.x = x;
        this.y = y;
        this.w = w;
        this.h = h;
    }

    public String toString(){
        return "X:"+this.x+ "  Y:"+this.y
        + "W:"+this.w+ "  H:"+this.h;
    }
    
    public double getX(){
      return this.x;
    }
    public double getY(){
      return this.y;
    }
    public double getW(){
      return this.w;
    }
    public double getH(){
      return this.h;
    }
    
    public void setX(double x){
      this.x = x;
    }
    public void setY(double y){
      this.y = y;
    }
    public void setW(double w){
      this.w = w;
    }
    public void setH(double h){
      this.h = h;
    }
    
    public Boolean isTouch(Rectangle r1, Rectangle r2){
        if(((r1.x < r2.x + r2.w) && (r1.y < r2.y + r2.h))
            && ((r2.x < r1.x + r1.w) && (r2.y < r1.y + r1.h)) ){
            return true;
        } 
        return false;
    }
    
}

import  java.io.*;

public class Main{
    public static void main(String args[]){
        int n;
        Rectangle pnt1 =  new Rectangle();
        Rectangle pnt2 =  new Rectangle(0, 0, 0, 0);

        System.out.println("pnt1 " + pnt1.toString());
        System.out.println("pnt2 " + pnt2.toString());
        System.out.println(pnt1.isTouch(pnt1, pnt2));
    }

}