增删改（Action层）模板

1. package com.hapark.action.managershop;
2. 
   
3. import java.util.HashMap;
4. import java.util.List;
5. import java.util.Map;
6. 
   
7. import javax.servlet.http.HttpServletRequest;
8. import javax.servlet.http.HttpServletResponse;
9. import javax.servlet.http.HttpSession;
10. 
    
11. import org.apache.commons.beanutils.BeanUtils;
12. import org.apache.commons.lang.StringUtils;
13. import org.apache.struts.action.ActionForm;
14. import org.apache.struts.action.ActionForward;
15. import org.apache.struts.action.ActionMapping;
16. import org.apache.struts.actions.DispatchAction;
17. 
    
18. import com.hapark.formbean.T_product_form;
19. import com.hapark.model.T_product;
20. import com.hapark.model.T_shop;
21. import com.hapark.model.T_user;
22. import com.hapark.service.manageshop.ProductService;
23. 
    
24. public class ProductAction extends DispatchAction{
25. 
    
26.     
27.     
28.     private ProductService productService ;
29.     
30.     
31.     /**
32.      * 新增/修改产品
33.      * @param mapping
34.      * @param form
35.      * @param request
36.      * @param response
37.      * @return
38.      * @throws Exception 
39.      * @throws Exception
40.      */
41.     
42.     public ActionForward createOrUpdateProduct(ActionMapping mapping, ActionForm form,
43.             HttpServletRequest request, HttpServletResponse response) throws Exception {
44.         
45.         HttpSession session = request.getSession(true);
46.         T_user user = (T_user)session.getAttribute("user");
47.         Integer sid = user.getShop().getSid();
48.         
49.         T_product_form product_form  = (T_product_form)form;
50.         
51.         T_product product = new T_product();
52.         
53.         BeanUtils.copyProperties(product, product_form);
54.         
55.         if(product.getPid()==null || product.getPid()==0){
56.             T_shop shop = new T_shop();
57.             shop.setSid(sid);
58.             product.setTShop(shop);
59.             productService.addProduct(product);
60.             
61.         }else{
62.             T_shop shop = new T_shop();
63.             shop.setSid(sid);
64.             product.setTShop(shop);
65.             productService.modifyProduct(product);
66.         }
67.         
68.         response.sendRedirect("promanage.do?sid="+sid);
69.         return null;
70.     }
71. 
    
72.     
73.     /**
74.      * 取得产品信息(byid)
75.      * @param mapping
76.      * @param form
77.      * @param request
78.      * @param response
79.      * @return
80.      * @throws Exception
81.      */
82.     @SuppressWarnings("unchecked")
83.     public ActionForward getProductById(ActionMapping mapping, ActionForm form,
84.             HttpServletRequest request, HttpServletResponse response) throws Exception {
85.         
86.         String id = request.getParameter("id");
87.         
88.         if(StringUtils.isNotBlank(id)){
89.            T_product product = new T_product();
90.            Map map = new HashMap();
91.            map.put("pid", id);
92.            List<T_product> list   = productService.getProducts(map, 1, 1);
93.            if(list.size()>0){
94.                product = (T_product)list.get(0);
95.            }
96.            request.setAttribute("pro", product);
97.          
98.         }
99.         
100.         return mapping.findForward("createupdate") ;
101.     }
102.     
103. 
     
104.     
105.     
106.     /**
107.      * 删除产品(批量)
108.      * @param mapping
109.      * @param form
110.      * @param request
111.      * @param response
112.      * @return
113.      * @throws Exception
114.      */
115.     public ActionForward deleteProduct(ActionMapping mapping, ActionForm form,
116.             HttpServletRequest request, HttpServletResponse response) throws Exception {
117.         
118.         HttpSession session = request.getSession(true);
119.         T_user user = (T_user)session.getAttribute("user");
120.         Integer sid = user.getShop().getSid();
121.         
122.         
123.         T_product_form product_form  = (T_product_form)form;
124.         
125.         Integer[] pids = product_form.getPids();
126.         
127.         productService.deleteProduct(pids);
128.         
129.         response.sendRedirect("promanage.do?sid="+sid);
130.         return null;
131.     }
132. 
     
133.     
134.     
135.     public void setProductService(ProductService productService) {
136.         this.productService = productService;
137.     }
138. 
     
139. 
     
140.     
141. }