Struts question reformatted !!!

J

Java_Forum

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hi,<BR>i am trying to do a simple thing without success!!!<BR>in my
web application (designed under the struts framework), i have a logon action
which check the username and password of a user, if it's ok i create and
store an object User with a session scope.<BR>i have a another item at my
menu wich enable a user to display his information (stored in the user
object), here is the code. theres is 3 files<BR>EditmonCompteAction wich
display the user information.<BR>User bean wich store information about the
user.<BR>MoncompteForm is the bean form used in the mapping-action.<BR>and
finally of course the
struts-config.xml<BR><BR><pre><BR>EDITMONCOMPTEACTION<BR>*******************
*<BR><b>public</b> <b>class</b> EditMonCompteAction <b>extends</b> Action
{<BR><BR> <b>public</b> ActionForward execute(ActionMapping
mapping,ActionForm form,HttpServletRequest request,HttpServletResponse
response)<b>throws</b> Exception { <BR> <BR> <font
color="#aa0000"><i>//Recupere l'utilisateur 'user' en cours</font></i><BR>
User user = (User)
(request.getSession()).getAttribute(Globals.USER_KEY);<BR> <b>if</b> (user
== null)<BR> <b>return</b> mapping.findForward(<font
color="#000099">"logon"</font>);<BR> <BR> <font
color="#aa0000"><i>//Creation du form bean "moncompteForm" s'il n'existe
pas</font></i><BR> <b>if</b> (form==null) {<BR> <font
color="#aa0000"><i>//Creation du from-bean</font></i><BR> form =
<b>new</b> MoncompteForm();<BR> <font color="#aa0000"><i>//Ajout a la
requets ou session selon l'attribut "scope" de
<action-mapping></font></i><BR> <b>if</b> (<font
color="#000099">"request"</font>.equals(mapping.getScope()))<BR>
request.setAttribute(mapping.getAttribute(),form);<BR> <b>else</b><BR>
request.getSession().setAttribute(mapping.getAttribute(),form);<BR> }<BR>
<BR> <font color="#aa0000"><i>//Copie de user vers form</font></i><BR>
MoncompteForm moncompteForm = (MoncompteForm) form;<BR>
PropertyUtils.copyProperties(moncompteForm, user);<BR> <BR> <font
color="#aa0000"><i>//Attache un synchroniser token pour eviter le double
posting</font></i><BR> saveToken(request);<BR> <BR> <font
color="#aa0000"><i>//Renvoie vers moncompte</font></i><BR> <b>return</b>
mapping.findForward(<font color="#000099">"moncompte"</font>); <BR> }
<BR>}<BR></pre><BR>STRUTS-CONFIG.XML<BR>*****************<BR><pre><BR>....<B
R><!-- ========== Global Forward Definitions
============================== --><BR> <global-forwards><BR>
<forward name=<font color="#000099">"index"</font> path=<font
color="#000099">"/index.jsp"</font>/><BR> <forward name=<font
color="#000099">"logon"</font> path=<font
color="#000099">"/logon.jsp"</font>/><BR> <forward name=<font
color="#000099">"acceuilUser"</font> path=<font
color="#000099">"/acceuilUser.jsp"</font>/><BR> <forward name=<font
color="#000099">"moncompte"</font> path=<font
color="#000099">"/moncompte.jsp"</font>/><BR>
</global-forwards><BR>......<BR><!-- process an edit
moncompte --><BR> <action path=<font
color="#000099">"/editMonCompte"</font><BR> type=<font
color="#000099">"eshop.actions.EditMonCompteAction"</font><BR>
attribute=<font color="#000099">"moncompteForm"</font><BR>
scope=<font color="#000099">"request"</font><BR> validate=<font
color="#000099">"false"</font>/>
<BR>......<BR></pre><BR>MONCOMPTEFORM<BR>*************<BR><pre><BR><b>public
</b> <b>class</b> MoncompteForm <b>extends</b> ValidatorForm{<BR>....<BR>
<b>private</b> String nom;<BR> <b>private</b> String prenom;<BR>
<b>private</b> String password;<BR>....<BR> <b>public</b> <b>void</b>
setNom(String nom) {<b>this</b>.nom=nom;}<BR> <b>public</b> <b>void</b>
setPassword(String password) {<b>this</b>.password = password;}<BR>
<b>public</b> <b>void</b> setPrenom(String prenom)
{<b>this</b>.prenom=prenom;}<BR>....<BR> <b>public</b> String getNom()
{System.out.println(<font color="#000099">"entr?e dans
MonCOmpteForm.getNom"</font>);<b>return</b> nom;}<BR> <b>public</b> String
getPassword(){<b>return</b> password;}<BR> <b>public</b> String getPrenom()
{<b>return</b>
prenom;}<BR>}<BR></pre><BR><BR>USER<BR>****<BR><pre><BR><b>public</b>
<b>class</b> User {<BR>...<BR> <b>private</b> String nom;<BR> <b>private</b>
String prenom;<BR> <b>private</b> String password;<BR>...<BR> <b>public</b>
<b>void</b> setNom(String nom) {<b>this</b>.nom=nom; <BR> <b>public</b>
<b>void</b> setPassword(String password) {<b>this</b>.password =
password;}<BR> <b>public</b> <b>void</b> setPrenom(String prenom)
{<b>this</b>.prenom=prenom;}<BR>....<BR>ublic String getNom() {<b>return</b>
nom;}<BR> <b>public</b> String getPassword(){<b>return</b> password;}<BR>
<b>public</b> String getPrenom() {<b>return</b>
prenom;}<BR>}<BR></pre><BR>when the editMonCompte.execute() methode is
performed, i have display the content of the form, and its property
reflected those of the object USER, but nothing is displayed in the
moncompte.jsp, which use ofcourse the struts html taglib (html:text,
html:submit....)<BR><BR>i don't understand what's wrong with my
code<BR>thanks for your help.
</html>
 
C

Christophe Vanfleteren

Java_Forum wrote:

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J

James

Hello,

a few things, I believe this is unnecessary:

//Creation du form bean "moncompteForm" s'il n'existe pas
if (form==null) {
//Creation du from-bean
form = new MoncompteForm();
//Ajout a la requets ou session selon l'attribut "scope" de
<action-mapping>
if ("request".equals(mapping.getScope()))
request.setAttribute(mapping.getAttribute(),form);
else
request.getSession().setAttribute(mapping.getAttribute(),form);
}

as long as your struts-config is set up properly, struts should
automatically create a form bean for you and place it in the
appropriate scope..

however I don't think your action-mapping is correct.. it should be:

<action path="/editMonCompte"
type="eshop.actions.EditMonCompteAction"
name="moncompteForm"
scope="request"
validate="false"/>

I believe you used 'attribute' instead of 'name'.. check out
strutsconsole (http://jamesholmes.com/struts/) it will validate your
struts-config file for you..

give that a try and see what happens..

james
 

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