package addtwo;

import java.io.IOException;

import javax.servlet.jsp.JspWriter;
import javax.servlet.jsp.PageContext;
import javax.servlet.jsp.tagext.SimpleTagSupport;

public class AddTag extends SimpleTagSupport {
	private int num1;
	private int num2;
	
	public AddTag() {
		System.out.println("Tag class is called.");
	}
	public void setNum1(int num) {
		this.num1 = num;
	}
	public int getNum1() {
		return num1;
	}
	public int getNum2() {
		return num2;
	}
	public void setNum2(int num2) {
		this.num2 = num2;
	}
	
	public void doTag() throws IOException {
		PageContext pageContext = (PageContext) getJspContext();
		JspWriter out = pageContext.getOut();
		int r = num1 + num2;
		out.println("The sum is: " + Integer.toString(r));
	}
}