validateemailaction.java

模仿当当网基于struts+hierbernate与mysql的商务网站。

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package org.whatisjava.dang.action;

import java.io.IOException;

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

import org.apache.log4j.Logger;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.whatisjava.dang.service.AuthorizeService;
public class ValidateEmailAction extends Action {
	Logger logger=Logger.getLogger(this.getClass());
	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 * @throws IOException 
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) throws IOException {
		logger.debug("execute...");
		String email = request.getParameter("email");
		if (email != null && !new AuthorizeService().isEmailExisting(email)) {
			response.getWriter().write("1");
		} else {
			response.getWriter().write("0");
		}
		return null;
	}
}