validatecodeaction.java

模仿当当网基于struts+hierbernate与mysql的商务网站。

package org.whatisjava.dang.action;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

public class ValidateCodeAction extends Action {
	@Override
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		String num = request.getParameter("code");
		HttpSession session = request.getSession();
		String sessionNum = (String) session.getAttribute("numberCode");
		if (num != null && num.equals(sessionNum)) {
			response.getWriter().write("1");
		} else {
			response.getWriter().write("0");
		}
		return null;
	}
}