No I just need to display what they contain in my component. What is
the best way of going about this?
On Tue, 12 Jul 2005 17:07:17 -0400, "Todd O'Bryan" <[EMAIL PROTECTED]>
said:
> Why do you need user and company instance variables if they're
> accessible from the Visit? Are you changing them inside the component?
>
> Todd
>
> On Jul 12, 2005, at 4:53 PM, Java Leech wrote:
>
> > So do you mean do something like this?
> >
> > public abstract class CompanyInfo extends BaseComponent {
> >
> > private boolean dispayLogo = false;
> > private Company company;
> > private Users user;
> >
> >
> > /**
> > * @return Returns the company.
> > */
> > public Company getCompany(){
> > return(((CompanyProfile) getPage()).getCompany());
> > }
> >
> > /**
> > * @param company The company to set.
> > */
> > public void setCompany(Company company) {
> > this.company = company;
> > }
> >
> > /**
> > * @return Returns the user.
> > */
> > public Users getUser(){
> > return(((CompanyProfile) getPage()).getUser());
> > }
> > /**
> > * @param user The user to set.
> > */
> > public void setUser(Users user) {
> > this.user = user;
> > }
> > }
> >
> > On Tue, 12 Jul 2005 16:32:37 -0400, "Todd O'Bryan"
> > <[EMAIL PROTECTED]>
> > said:
> >
> >> You can only use this component on a page that has getUser() and
> >> getCompany() defined, right? Create a page superclass that defines
> >> those two and has the code to get them from the Visit. Then in your
> >> component you can use ((MyPageSuperClass) getPage()).getUser() and
> >> similar to get access to them.
> >>
> >> You don't really need a separate copy in the component if you can get
> >> it from the Visit, right?
> >>
> >> Todd
> >>
> >> On Jul 12, 2005, at 4:23 PM, Java Leech wrote:
> >>
> >>
> >>> So I guess I don't understand how to initialize these properties for
> >>> components.
> >>> If i create a <property-specifications> in my.jwc how do I retrieve
> >>> the
> >>> Object I have stored in the Visit()?
> >>>
> >>>
> >>> On Tue, 12 Jul 2005 15:59:22 -0400, "Jamie Orchard-Hays"
> >>> <[EMAIL PROTECTED]> said:
> >>>
> >>>
> >>>> You need to learn some Tapestry conventions. The first is that when
> >>>> you have page or component properties, you generally should not
> >>>> define them in the Java file with instance variables and get/
> >>>> setters.
> >>>> What you should do is define them in your .page or .jwc file as
> >>>> <property-specifications>. When you do this, Tapestry will
> >>>> handle the
> >>>> initialization they need to be cleaned up for page pooling
> >>>> (pages are
> >>>> pooled for performance).
> >>>>
> >>>> When you have a page or component property that needs to be
> >>>> accessed
> >>>> inside your java file, then you make an abstract getter and/or
> >>>> setter:
> >>>> public abstract String getSomeProperty();
> >>>> public abstract void setSomeProperty();
> >>>>
> >>>> Jamie
> >>>>
> >>>> On Jul 12, 2005, at 2:50 PM, Java Leech wrote:
> >>>>
> >>>>
> >>>>
> >>>>> Could someone guide me in the right direction here?
> >>>>> Here is the code for a component that I have:
> >>>>>
> >>>>> public class CompanyInfo extends BaseComponent {
> >>>>> private Users user = new Users();
> >>>>> private Company company = new Company();
> >>>>> private boolean dispayLogo = false;
> >>>>>
> >>>>>
> >>>>>
> >>>>> /**
> >>>>> * @return Returns the company.
> >>>>> */
> >>>>> public Company getCompany() {
> >>>>> Visit visit = (Visit) getPage().getVisit();
> >>>>> return (visit.getCurrentCompany());
> >>>>> }
> >>>>> /**
> >>>>> * @param company The company to set.
> >>>>> */
> >>>>> public void setCompany(Company company) {
> >>>>> this.company = company;
> >>>>> }
> >>>>> /**
> >>>>> * @return Returns the user.
> >>>>> */
> >>>>> public Users getUser() {
> >>>>> Visit visit = (Visit) getPage().getVisit();
> >>>>> Users u = visit.getUsers();
> >>>>> return u;
> >>>>> }
> >>>>> /**
> >>>>> * @param user The user to set.
> >>>>> */
> >>>>> public void setUser(Users user) {
> >>>>> this.user = user;
> >>>>> }
> >>>>> ...../
> >>>>> }
> >>>>>
> >>>>> When I log in with two different browsers on different machines I
> >>>>> get
> >>>>> the following exception:
> >>>>> Unable to resolve expression 'company.name' for
> >>>>> [EMAIL PROTECTED]
> >>>>> [CompanyProfile/compInfo].
> >>>>> binding: ExpressionBinding[CompanyProfile/compInfo company.name]
> >>>>> location: context:/WEB-INF/CompanyInfo.html, line 12
> >>>>>
> >>>>> ognl.OgnlException
> >>>>> source is null for getProperty(null, "name")
> >>>>>
> >>>>> Users() and Company() are my persistant Hibernate Classes.
> >>>>> What is
> >>>>> the
> >>>>> best way to do this? Basically this component shows information
> >>>>> about
> >>>>> the current company that the user belongs to. I have stored the
> >>>>> Users()
> >>>>> in the Visit and want to pull up this information.
> >>>>> Thanks.
> >>>>> ~chris
> >>>>>
> >>>>>
> >>>>>
> >>>>> On Tue, 12 Jul 2005 11:00:31 -0500, "Joel Trunick"
> >>>>> <[EMAIL PROTECTED]> said:
> >>>>>
> >>>>>
> >>>>>
> >>>>>>
> >>>>>> It's caused because the page is cached. It still has the old
> >>>>>> "Users"
> >>>>>> object with the values filled in the first time. Something
> >>>>>> like the
> >>>>>> following will fix (I personally user a getter with lazy
> >>>>>> initialization,
> >>>>>> and initialize users to null):
> >>>>>>
> >>>>>> public void initialize() {
> >>>>>> Users users = new Users();
> >>>>>> }
> >>>>>>
> >>>>>> Joel
> >>>>>>
> >>>>>> -----Original Message-----
> >>>>>> From: Java Leech [mailto:[EMAIL PROTECTED]
> >>>>>> Sent: Tuesday, July 12, 2005 9:25 AM
> >>>>>> To: [email protected]
> >>>>>> Subject: Newbie with Thread Issues
> >>>>>>
> >>>>>> I have posted this on the forum but it seems there is not to much
> >>>>>> action
> >>>>>> there. So I'll try the mailing list.
> >>>>>>
> >>>>>> I'm not sure what I am doing wrong but I seem to be having some
> >>>>>> serious
> >>>>>> thread problems. I have been developing an app for about a
> >>>>>> week and
> >>>>>> today was the first time I brought up a browser on another
> >>>>>> machine
> >>>>>> to my
> >>>>>> webapp. I knew something was wrong immediatly when my login form
> >>>>>> was
> >>>>>> autofilled with the values that I used in the first browser.
> >>>>>>
> >>>>>> After trying to log in got a bunch of null value exceptions and
> >>>>>> can't
> >>>>>> ever log back in with out restarting jboss. I am using
> >>>>>> Hibernate3 and
> >>>>>> Tapestry 3.03 running on jboss.
> >>>>>>
> >>>>>> Here is a code snippet from my login component:
> >>>>>>
> >>>>>> public abstract class NavLogin extends BaseComponent implements
> >>>>>> IForm{
> >>>>>>
> >>>>>> private ICallback callback;
> >>>>>> private Users users = new Users();
> >>>>>>
> >>>>>> public void setCallback(ICallback callback) {
> >>>>>> this.callback = callback;
> >>>>>> }
> >>>>>>
> >>>>>> public void formSubmit(IRequestCycle cycle){
> >>>>>> //Form Validation
> >>>>>> ValidationDelegate delegate =
> >>>>>> (ValidationDelegate)getBeans().getBean("delegate");
> >>>>>>
> >>>>>> //If no errors add the user
> >>>>>> if(!delegate.getHasErrors()){
> >>>>>> System.err.println("Users: "+ getUsers().getEmail() +
> >>>>>> " Logging in with password: "+
> >>>>>> HashUtils.md5Sum(getUsers().getPassword()));
> >>>>>> Users authUser = authenticate();
> >>>>>> if(authUser != null){
> >>>>>> Visit visit = (Visit) getPage().getVisit();
> >>>>>> visit.setUsers(authUser);
> >>>>>>
> >>>>>> if(authUser.getRole().getType().equalsIgnoreCase("provider")){
> >>>>>> cycle.activate("CompanyProfile");
> >>>>>> }
> >>>>>> }
> >>>>>> }
> >>>>>> }
> >>>>>> /**
> >>>>>> * Authenticate the user attempting to log in
> >>>>>> * @return
> >>>>>> */
> >>>>>> public Users authenticate(){
> >>>>>> UserDAO dao = new UserDAO();
> >>>>>> Users aUser = dao.authUser(getUsers().getEmail(),
> >>>>>> HashUtils.md5Sum(getUsers().getPassword()));
> >>>>>> return(aUser);
> >>>>>> }
> >>>>>>
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