querycustomerbyidaction.java

该系统的主要功能是

package com.laoniu.web.action;

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

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 com.laoniu.bean.Customer;
import com.laoniu.common.BeanFactory;
import com.laoniu.service.ICustomerService;

public class QueryCustomerByIdAction extends Action
{
	@Override
	public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
	{
		String id=request.getParameter("id");
		ICustomerService service=(ICustomerService)BeanFactory.getBean(BeanFactory.CUSTOMERSERVICE);
		try{
			if(id.trim().length()==0)
				throw new Exception("请输入用户id!");
			Customer customer=service.findByid(new Long(id));
			request.setAttribute("customer",customer);
			return mapping.findForward("success");
		}catch(Exception e)
		{
			e.printStackTrace();
			request.setAttribute("message",e.getMessage());
			return mapping.findForward("failure");
		}
	}	
}