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From Rahul P Akolkar <akol...@us.ibm.com>
Subject [ANN][RDC] Recent changes - SCXML alpha and sandbox graduation
Date Thu, 04 Aug 2005 14:30:51 GMT
The RDC Taglib [ http://jakarta.apache.org/taglibs/doc/rdc-doc/intro.html 
] has recently added an alpha version SCXML engine, and a SCXML dialog 
management strategy for the RDC group container. The RDC taglib has 
graduated from Jakarta Taglibs sandbox.

1) SCXML Engine - The W3C Voice Browser Working Group recently announced 
the publication of the first Working Draft of State Chart XML. SCXML 
provides a generic state-machine based execution environment based on 
CCXML and Harel State Tables. The SCXML Working Draft is available here [ 
http://www.w3.org/TR/2005/WD-scxml-20050705/ ]. The RDC tag library has 
included an alpha of a SCXML engine implementation.

The SCXML engine implementation is under development. The major items that 
are yet unimplemented are (section numbers from Working Draft above in 
Multiple / simultaneous targets for a single transition (Section 3.3.1) 
Outgoing transitions from a parallel (Section 3.4) 
JOIN (Section 4.3) 
SYNCH (Section 4.4) 

2) SCXML Dialog Management Strategy - An alpha version of a dialog 
management strategy for the RDC group container that works off of a SCXML 
configuration document is also provided. 

Sandbox Graduation:
The RDC taglib has graduated from Jakarta Taglibs sandbox. The RDC 
sources, RDC nightlies, RDC webpage have moved (please update any 
bookmarks you may have). The Taglibs section of the Apache bugzilla now 
contains an entry for the RDC Taglib. Please file any bugzilla tickets 

Taglibs sources are here [ 
http://jakarta.apache.org/builds/jakarta-taglibs/nightly/src/ ]
RDC binaries are here [ 
http://jakarta.apache.org/builds/jakarta-taglibs/nightly/projects/rdc/ ]
RDC revision history is available here [ 
http://jakarta.apache.org/taglibs/doc/rdc-doc/changes.html ]
RDC wiki is here [ 
http://wiki.apache.org/jakarta-taglibs/ReusableDialogComponents ] 

-Rahul  Akolkar

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