> Ok, but I want the scoping of values to be transparent to the Jelly script writer.
In what way? Could you give an example of the kind of thing you mean? James ------- http://radio.weblogs.com/0112098/ ----- Original Message ----- From: <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Monday, December 09, 2002 10:03 AM Subject: RE: [jelly] Subclassing JellyContext Ok, but I want the scoping of values to be transparent to the Jelly script writer. > -----Original Message----- > From: ext James Strachan [mailto:[EMAIL PROTECTED]] > Sent: 09. December 2002 9:58 > To: Jakarta Commons Developers List > Subject: Re: [jelly] Subclassing JellyContext > > > > What I meant to say was that a variable _value_ should be > visible only in > a certain > > scope. So there is a stack of values per variable. > > You could create a number of different contexts each of which > can contain > different values of a given variable name. e.g. > > <j:set var="foo" value="1"/> > <j:scope> > <j:set var="foo" value="2"/> > > <j:scope> > <j:set var="foo" value="3"/> > ${foo} > </j:scope> > ${foo} > </j:scope> > ${foo} > > which would output "3 2 1". i.e. that the above implements a stack of > variable values of the 'foo' variable. > > James > ------- > http://radio.weblogs.com/0112098/ > ----- Original Message ----- > From: <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Monday, December 09, 2002 6:48 AM > Subject: RE: [jelly] Subclassing JellyContext > > > > Variables should automatically be available to their child > > contexts so I > > don't think you need to create your own JellyContext for that. > > What I meant to say was that a variable _value_ should be > visible only in a > certain > scope. So there is a stack of values per variable. > > > Also the push/pop features can be used by just creating and > > using child > > context - its rather like using a local block in Java. > > Ok, I will look into this - this should help. > > > There's also the > > <j:scope> tag which creates a child variable scope, > > essentially making any > > variables set inside the <j:scope> tag > > > > One question; where will you be using these typesafe getters > > and setters you > > want? Will it be inside a Jelly Tag implementation? > > Unfortunately no. The application has to put about 10 values > in the context > before the Jelly Tags can do their work. Right now I am > doing it via a > "ContextHelper" > class. > > Thanks for the help, > Mike. > > -- > To unsubscribe, e-mail: > <mailto:[EMAIL PROTECTED]> > For additional commands, e-mail: > <mailto:[EMAIL PROTECTED]> > > __________________________________________________ > > Do You Yahoo!? > > Everything you'll ever need on one web page > > from News and Sport to Email and Music Charts > > http://uk.my.yahoo.com > > > -- > To unsubscribe, e-mail: > <mailto:[EMAIL PROTECTED]> > For additional commands, e-mail: > <mailto:[EMAIL PROTECTED]> > > -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]> __________________________________________________ Do You Yahoo!? Everything you'll ever need on one web page from News and Sport to Email and Music Charts http://uk.my.yahoo.com -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>
