Great, Thanks a bunch! Matt
----- Original Message ----- From: "Gareth Boden" <[EMAIL PROTECTED]> To: "Turbine Torque Users List" <[EMAIL PROTECTED]> Sent: Thursday, September 19, 2002 2:48 PM Subject: Re: Is torque dying? > Here is the bzipped patch and two new source files which are also needed. > > The changes to the DTD are attributes: defaultSerialization (database) > and serialization (table) (java|xml, defaults to the existing Java > serialization - BaseObject implements java.io.Serializable); and the > attribute xmlElement (on a column) can be used to name an XML element > explicitly (otherwise it uses the column name, with underscores removed > and characters following underscores capitalised, remaining case > unchanged). > > The build obviously now also includes the betwixt jar. > > BaseObject now includes a couple of protected methods, > getXMLIntrospector() and toXml(), in case you wanted to override the > default behaviour in some way. It also provides methods to implement the > Externalizable API, but doesn't actually declare itself to implement > Externalizable (that is done by the generated Object). Generated Objects > which are Externalizable also have a getElementDescriptor method which > is used by the BaseObject to configure betwixt to generate correct XML > for that object. > > Note that the externalizing is only one-way (out) at the moment. Using > betwixt to construct data trees from XML is left as an short exercise > for the reader ;-) > > Gareth > ---------------------------------------------------------------------------- ---- On Thursday, September 19, 2002, at 09:46 am, Matt Koranda wrote: > I would be very interested in this, could you post some code or mail me > direct? > > Thank you in advance, > Matt > > ----- Original Message ----- > From: "Gareth Boden" <[EMAIL PROTECTED]> > To: "Turbine Torque Users List" <[EMAIL PROTECTED]> > Sent: Wednesday, September 18, 2002 12:19 PM > Subject: Re: Is torque dying? > > > Some time ago we had a little discussion about XML generation from > Torque Objects. I've written some code to do this, using > commons-betwixt, now. The way it works is that you add > serialization="xml" to your <table> definitions, and the resulting > Objects contain a toXml() method, and also implement > java.io.Externalizable (in XML form). Most of the code is on BaseObject > rather than generated into the separate Base Objects. FK-relationships > are retained and you can override the interesting bits by overriding a > method defined in the Base Object which performs the equivalent function > of the ".betwixt" file. I haven't yet done the XML->Torque direction. No > extra files are generated (all the betwixt config is done in code). > > If anyone's interested I could make the diff available and give a bit > more information. > > Gareth > > On Tuesday, July 9, 2002, at 11:58 am, Gareth Boden wrote: > >> >> On Tuesday, July 9, 2002, at 11:34 am, Age Mooy wrote: >> >>>> Also, I don't want to have to write additional mappings for all the >>>> classes and I want primitive data in elements not attributes, which >>>> would mean using a tweaked Castor XML - there didn't seem to be any >>>> mention of this being configurable. >>> >>> Try http://jakarta.apache.org/commons/betwixt/ >> >> This looks interesting. I guess I could add something to Torque to >> automatically generate appropriate .betwixt files (or Castor XML >> mappings) when generating the OM. I'll look some more at this later. >> >>> JSR57 (from memory) dealt with XML serialization and the result was >>> added to >>> the java.beans package in jdk 1.4. See >>> http://java.sun.com/j2se/1.4/docs/guide/beans/changes14.html for an >>> explanation of the new features. >>> >> >> It's nice they've put that XMLEncoder in there, but it's more >> Java-oriented in syntax and less data-oriented (void statements, >> classnames, etc.) Also don't want to force upgrading to 1.4 just yet. >> >> Gareth >> >> >> -- >> To unsubscribe, e-mail: <mailto:turbine-torque-user- >> [EMAIL PROTECTED]> >> For additional commands, e-mail: <mailto:turbine-torque-user- >> [EMAIL PROTECTED]> >> >> > --- > Development Team Leader, eGS, 5-7 Singer Street, London EC2A 4BQ. +44 > (0)20 7336 1440 > > CONFIDENTIALITY: This is email is confidential and intended solely for > the use of the individual to whom it is addressed. Any views or > opinions presented are solely those of the author and do not necessarily > represent those of eGovernment Solutions (UK) Ltd. 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