rec.java

加密解密技巧

package zuoye.entity;

public class Rec extends Shape{
	private double s1;
	private double s2;
	
	public Rec(double s1, double s2) {
		super();
		this.s1 = s1;
		this.s2 = s2;
	}
	public Rec() {
		super();
		// TODO Auto-generated constructor stub
	}
	public double girth(){//2(s1+s2)
		
		return 2*(this.s1+this.s2);
	}
	public void area(){//s1*s2
		System.out.println(this.s1*this.s2);
	}
	public double getS1() {
		return s1;
	}
	public void setS1(double s1) {
		this.s1 = s1;
	}
	public double getS2() {
		return s2;
	}
	public void setS2(double s2) {
		this.s2 = s2;
	}
		
}