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List:       xmlbeans-dev
Subject:    RE: converting views: DOM, XmlCursor, XmlNode, ... [Re: compile time generation of XmlElement//Attri
From:       "Eric Vasilik" <ericvas () bea ! com>
Date:       2004-04-29 22:21:00
Message-ID: 4B2B4C417991364996F035E1EE39E2E1DCE1E0 () uskiex01 ! amer ! bea ! com
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Are you asking for the ability to have the backing store natively use,
in this case, a Node from an implementation other than that which
XmlBeans implements?  So that one may get XmlObjects for some other tree
of nodes without having to import or copy that XML tree?

> -----Original Message-----
> From: Aleksander Slominski [mailto:aslom@cs.indiana.edu]
> Sent: Thursday, April 29, 2004 3:03 PM
> To: xmlbeans-dev@xml.apache.org
> Subject: converting views: DOM, XmlCursor, XmlNode, ... [Re: compile
time
> generation of XmlElement//Attribute for interface types [Re: XmlObject
and
> XML Infoset
> 
> Eric Vasilik wrote:
> 
> >Yes, I would add a static method somewhere which would allow you to
> >convert among the various views.
> >
> >
> so how difficult it is to generalize it to support multiple view and
> switching between them through controller like:
> 
> XmlObject.castOrWrap(Object o, Class targetInterface);
> 
> for example
> 
> PurchaseOrderElement po = (PurchaseOrderElement)
XmlObject.castOrWrap(Node
> node, PurchaseOrderElement.class);
> 
> alek
> 
> ps. in JDK 1.5 i think it can be somewhat shortahnded to avoid
casting:
> PurchaseOrderElement po =
XmlObject.castOrWrap<PurchaseOrderElement>(Node
> node);
> 
> 
> >
> >
> >>-----Original Message-----
> >>From: David Remy
> >>Sent: Thursday, April 29, 2004 8:51 AM
> >>To: xmlbeans-dev@xml.apache.org
> >>Subject: RE: compile time generation of XmlElement//Attribute for
> >>interface types [Re: XmlObject and XML Infoset
> >>
> >><snip>
> >>
> >>
> >>>>how will you be able to switch between different views i.e. in
case
> >>>>when i have DOM Element how i can find XmlObject view on it? can i
> >>>>dynamically for an unbound DOM element bound it (convert) to XML
> >>>>Schema derived Foo type? in other words can i start with DOM
> >>>>(Infoset?) and rebind parts of it to XmlBeans?
> >>>>
> >>>>
> >>>Yes, as long as the DOM element is one which I created.  If
> >>>you want to
> >>>take, for example, a Xerces DOM element and get an XmlObject
> >>>on it, you
> >>>would have to import that element.  However, I will provide ways to
> >>>convert among the various views with out additional overhead.
> >>>
> >>>
> >>Eric, have you thought about how this conversion between
> >>the different xmlbean views would look?  Like, say you have a DOM
> >>Node in hand, how will you get an XmlObject or XmlCursor on it?  Or
> >>any other combination? I guess it will have to be thru some sort of
> >>static like Public?  Something like:
> >>
> >>XmlObject getXmlObject(Node node);
> >>
> >>?
> >>
> >>
> >>
> >>>>thanks,
> >>>>
> >>>>alek
> >>>>
> >>>>--
> >>>>
> >>>>
> >>-
> >>
> >>
> >---------------------------------------------------------------------
> >
> >
> >>To unsubscribe, e-mail:   xmlbeans-dev-unsubscribe@xml.apache.org
> >>For additional commands, e-mail: xmlbeans-dev-help@xml.apache.org
> >>Apache XMLBeans Project -- URL: http://xml.apache.org/xmlbeans/
> >>
> >>
> >
> >
> >-
---------------------------------------------------------------------
> >To unsubscribe, e-mail:   xmlbeans-dev-unsubscribe@xml.apache.org
> >For additional commands, e-mail: xmlbeans-dev-help@xml.apache.org
> >Apache XMLBeans Project -- URL: http://xml.apache.org/xmlbeans/
> >
> >
> >
> >
> 
> 
> --
> The best way to predict the future is to invent it - Alan Kay
> 
> 
> -
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