customerfindbyprimarykeyaction.java

由于跟踪客户的购物意向

package com.relationinfo.customertrace.struts.actions;

import org.apache.struts.*;
import org.apache.struts.action.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.text.*;
import java.math.*;
import com.relationinfo.customertrace.dao.*;
import com.relationinfo.customertrace.dto.*;
import com.relationinfo.customertrace.factory.*;
import com.relationinfo.customertrace.struts.forms.*;

public class CustomerFindByPrimaryKeyAction extends Action
{
	/**
	 * Method 'execute'
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @throws Exception
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception
	{
		try {
			// 解析参数
			java.lang.String _customercode = request.getParameter("customercode");
		
			//创建Dao类
			CustomerDao dao = CustomerDaoFactory.create();
		
			// 执行查询
			Customer dto = dao.findByPrimaryKey(_customercode);
		
			// 检测是否查到记录
			if (dto == null) {
				throw new RuntimeException( "Finder did not return any data" );
			}
		
			String crudMethod = request.getParameter("crudMethod");
			if (crudMethod == null) {
				crudMethod = "view";
			}
		
			// populate a struts form
			CustomerForm customerForm = new CustomerForm();
			customerForm.setCrudMethod( request.getParameter("crudMethod") );
			customerForm.setCustomercode(dto.getCustomercode());
			customerForm.setCustomertypecode(dto.getCustomertypecode());
			customerForm.setCustomername(dto.getCustomername());
			customerForm.setAddress(dto.getAddress());
			customerForm.setPhone(dto.getPhone());
			customerForm.setMobile(dto.getMobile());
			customerForm.setEmail(dto.getEmail());
			customerForm.setBirthday(dto.getBirthday() == null ? null : DateFormat.getDateInstance().format( dto.getBirthday()));
			customerForm.setHobby(dto.getHobby());
			customerForm.setNote(dto.getNote());
			// 存储结果
			request.getSession().setAttribute( "Customer", customerForm );
		
			return mapping.findForward( crudMethod );
		}
		catch (Exception e) {
			ActionErrors _errors = new ActionErrors();
			_errors.add( ActionErrors.GLOBAL_MESSAGE, new ActionMessage("internal.error", e.getClass().getName() + ": " + e.getMessage() ) );
			saveErrors( request, _errors );
			return mapping.findForward( "failure" );
		}
		
	}

}