bonjour tous le monde
j'ai un vue qui contient 2collections
je veux recupérer des lignes à partir de la 1ere collection et les affiche dans le 2eme collection au fur et a mesure
Code : Sélectionner tout - Visualiser dans une fenêtre à part
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75 <%@ page language="java" pageEncoding="ISO-8859-1"%> <%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %> <%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %> <%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic" %> <%@ taglib uri="http://struts.apache.org/tags-tiles" prefix="tiles" %> <%@taglib uri="/WEB-INF/struts-layout.tld" prefix="layout" %> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html:html lang="true"> <head> <html:base /> <title>activation</title> <layout:skin includeScript="true"/> <script> function setHidden(value){document.activationpostForm.hidden.value=value;} </script> <meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> <meta http-equiv="description" content="This is my page"> </head> <body> <layout:form action="/preactivpost.do" method="post"> <layout:text property="hidden" value="default" mode="H,H,H"></layout:text> <layout:collection name="activationpostForm" property="postpaid" styleClass="SCROLL" styleClass="FORM" width="1110" height="350"> <layout:collectionItem title="ARTICLE" property="art"></layout:collectionItem> <layout:collectionItem title="PROFIL" property="prof" sortable="true"></layout:collectionItem> <layout:collectionItem title="SERIAL_START" property="start" sortable="true"></layout:collectionItem> <layout:collectionItem title="SERIAL_END" property="end" sortable="true"></layout:collectionItem> <layout:collectionItem title="HLR" property="hlr" sortable="true"></layout:collectionItem> <layout:collectionItem title="ACTIVATION" property="activ" sortable="true"></layout:collectionItem> <layout:collectionItem title="PACKAGING" property="pack" sortable="true"></layout:collectionItem> <layout:collectionItem title="QTE" property="qte" sortable="true"></layout:collectionItem> <layout:collectionItem title="AJOUTER" property="ajouter" action="/preactive.do?hidden=afficher" paramId="article,profil,s_str,s_end,qute" paramProperty="article,profil,s_str,s_end,qute"> <center>+</center> </layout:collectionItem> </layout:collection> </layout:form> <layout:space></layout:space> <layout:form action="/preactive.do" method="post"> <logic:notEmpty property="postpaid2" name="activationpostForm"> <logic:present parameter="hidden" scope="request"> <logic:equal value="afficher" parameter="hidden" scope="request"> <logic:present name="activationpostForm"> <layout:collection name="activationpostForm" property="postpaid2" styleClass="SCROLL" styleClass="FORM" width="900" height="100"> <layout:collectionItem title="ARTICLE" property="aa"></layout:collectionItem> <layout:collectionItem title="PROFIL" property="pp" sortable="true"></layout:collectionItem> <layout:collectionItem title="SERIAL_START" property="st" sortable="true"></layout:collectionItem> <layout:collectionItem title="SERIAL_END" property="se" sortable="true"></layout:collectionItem> <layout:collectionItem title="QTE" property="qt" sortable="true"></layout:collectionItem> </layout:collection> </logic:present> </logic:equal> </logic:present> </logic:notEmpty> </layout:form> </body> </html:html>
voila le code de l'action
je pense que pour garder l'ancienne collection je doit la mettre dans le request avan d'ajouter une autre ligne
Code : Sélectionner tout - Visualiser dans une fenêtre à part
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62 public class PreactiveAction extends DispatchAction { public ActionForward afficher(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { ActivationpostForm activationpostForm = (ActivationpostForm) form; Preactive pre = new Preactive(); ArrayList list = new ArrayList(); ArrayList list2,list4,list3 = new ArrayList(); list2 = (ArrayList)request.getSession().getAttribute("postpaid"); activationpostForm.setPostpaid(list2); String article = request.getParameter("article"); System.out.println(article); String profil = request.getParameter("profil"); System.out.println(profil); String s_str = request.getParameter("s_str"); System.out.println(s_str); String s_end = request.getParameter("s_end"); System.out.println(s_end); String qute = request.getParameter("qute"); System.out.println(qute); list4 = (ArrayList)request.getSession().getAttribute("postpaid2"); activationpostForm.setPostpaid2(list4); pre.setAa(article); pre.setPp(profil); pre.setQt(qute); pre.setSe(s_end); pre.setSt(s_str); list4.add(pre); for (int i=0;i<list4.size();i++) { Preactive ppre = (Preactive)list4.get(i); System.out.println("aa="+ppre.getAa()); System.out.println("pp="+ppre.getPp()); System.out.println("st="+ppre.getSt()); System.out.println("se="+ppre.getSe()); System.out.println("qt="+ppre.getQt()); } activationpostForm.setPostpaid2(list4); request.getSession().setAttribute("postpaid2",list4); return mapping.findForward("active"); }
mais il m'affiche l'erreur
Code : Sélectionner tout - Visualiser dans une fenêtre à part
1
2null pointer exception
Partager