multiplysimpletag.java

jsp 应用开发技术光盘 是《jsp应用开发技术》这本书的源代码

package ch19;

import java.io.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;

public class MultiplySimpleTag extends SimpleTagSupport
{
	private int num1 = 0; 
	private int num2 = 0;
	
	public void setNum1(int num1){
		this.num1 = num1;
	}
	public void setNum2(int num2){
		this.num2 = num2;
	}
	
	public void doTag() throws JspException, IOException 
	{
		JspContext ctx = getJspContext();
		JspWriter out = ctx.getOut();
	    int Result = num1 * num2;
		out.println(num1 + "×" + num2 + " = " + Result);
	}
}