incubator-general mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Guillaume Nodet <gno...@gmail.com>
Subject Re: [PROPOSAL] HISE
Date Fri, 16 Oct 2009 07:13:03 GMT
I doubt I will have a lot of time to devote to this project, but I'll
be happy to help (if you need any) on the JBI side ...

On Thu, Oct 15, 2009 at 15:58, Rafal Rusin <rafal.rusin@gmail.com> wrote:
> Please discuss this proposal:
>
> http://wiki.apache.org/incubator/HISEProposal
>
> ------------------------
> Abstract
>
> HISE will be an implementation of WS-Human-Task Specification. It will
> stand for Human Interactions Service Engine.
> Proposal
>
> HISE is to provide a deployable component ready to interpret human
> interactions defined in xml files, as specified in WS-Human-Task 1.0
> Spec, as well as expose taskOperations Web Service for tasks
> management.
>
> Note that this proposal covers only services implementation, not
> including any web consoles. So it will contact with external world
> using Web Services.
> Background
>
> WSHT project is beeing developed at TouK. It is currently used in
> other projects by wiring up Spring beans provided by WSHT.
>
> In current version, there is implemented about 20% of spec, which
> includes task creation, assigning, retrieval. Persistence is
> implemented. Currently, there are no task escalations and
> notifications.
>
> WSHT project is beeing donated to Apache Incubator to become HISE
> project at Apache.
>
> Rationale
>
> There's a need for an engine which will interpret high level people
> interactions definitions. There's no need to reimplement human
> interactions in various projects from scratch (handling notifications,
> escalations, tasks lifecycles, tasks reassigning). So such project
> will follow DRY rule in SOA world.
>
> There was some discussion before, which pointed that this kind of
> project would be desired at Apache
> (http://markmail.org/thread/es3h3yprjrttxhlu).
>
> There was also Agila project in Apache Incubator, which was meant to
> implement Human Workflow solution, but it's abandoned (probably
> because of too broad scope - it included BPEL engine implmentation and
> web console for management, details are here:
> http://svn.apache.org/repos/asf/incubator/agila/trunk).
>
> So in HISE there's aim to shorten this scope and implement only
> services for WS Human Tasks spec. This would consist of 2
> distributions (war and jbi) which would expose web services for tasks
> management. There was some interest on ServiceMix mailing list too, so
> jbi distribution would be desired
> (http://markmail.org/thread/svyxd6xrm2tbwnsz).
>
> Initial Goals
>
> Currently, there's only POJO based possibility for connecting with
> WSHT services. The goal is to add Web Services based distributions.
> Those will include WAR and JBI distribution.
>
> Second thing is to implement remaining WS-Human-Task spec. It will
> include adding scheduler, implementing time notifications and adding
> tasks escalations.
>
> Third thing is to migrate Hibernate JPA to OpenJPA for licensing reasons.
>
> Future plans (after 1.0 release) include OSGi bundle distribution to
> increase wide adoption of HISE.
>
> Current Status
>
> Meritocracy
>
> WSHT project originally was developed at TouK company by a set of
> committers. All of those committers did a contribution to this
> project, so they have required merit.
>
> TouK currently has one committer in Apache ODE project, which is
> expected to share knowledge about meritocracy inside community.
>
> Community
>
> WSHT has currently a small community consisting of developers inside
> TouK company. This is due to short life of this product. It was
> recently exposed to public and there's a plan to expand community at
> Apache Incubator.
>
> Core Developers
>
> The core developers of WSHT are from TouK company. One of the
> committers is already an Apache ODE committer. All developers from
> initial committer's list are experienced in open source development,
> since they all built this project to current usable status.
>
> There's a plan to increase diversity of developers among various
> companies. This is planned to be done at Apache Incubator in the
> meritocratic way.
>
> Alignment
>
> The current code base is targetted for use inside Spring by creating
> specific beans. But the goal is to add WAR and JBI distributions,
> which will increase possibility to adopt HISE in J2EE and JBI SOA
> worlds. Potential projects benefiting from HISE are Apache ODE (by
> combining BPEL processes with human interactions), Apache ServiceMix
> (by using service for human interactions in ESB), Apache CXF and
> Apache Axis (by using human interactions services from other deployed
> Web Services).
>
> It's also expected to migrate from Hibernate JPA to OpenJPA for
> underlying storage.
>
> Known Risks
>
> Orphaned products
>
> Initial contributors are vendors of this product. So there's no risk
> or warnings for abandoning this project.
>
> Moreover there's already an interest from external communities to join
> this project for development when it enters Apache Incubator.
>
> Inexperience with Open Source
>
> WSHT was started as a closed source project.
>
> Core developers are already experienced with other open source
> projects including Apache OfBiz, Apache ServiceMix, Apache ODE. One of
> the initial committers is a committer in Apache ODE project and is
> expected to share knowledge of open source development process among
> others.
>
> WSHT current code base also depends on various open source projects
> like Apache CXF, Apache Geronimo and it was developed by core
> developers.
>
> Homogenous Developers
>
> WSHT includes committers from only one company (TouK).
>
> Current committers know each other from TouK, so they are not really
> homogenous. This is expected to change during incubation.
>
> Reliance on Salaried Developers
>
> All of the developers at TouK are salaried developers. This is
> expected to change during incubation phase.
>
> Relationships with Other Apache Products
>
> OpenJPA will be used by HISE for it's internal storage. Apache CXF
> will be used to expose Web Services to external world. Apache
> ServiceMix will be used to expose and test WSHT services as JBI
> service.
>
> Maven2 is used for building.
>
> There's no competition among other Apache projects for this project.
>
> An Excessive Fascination with the Apache Brand
>
> WSHT is donated to Apache because of ability to gather communities
> among other projects (Apache ServiceMix and Apache ODE) and external
> communities both developers and users. This donation of WSHT project
> is for increasing contacts and visibility in open source world and to
> develop a satisfying implementation for WS-Human-Task spec.
>
> This spec currently has closed source implementations usually bricked
> up with larger products. HISE is expected to provide an open source
> solution for WS-Human-Task spec, which may be adopted in those
> projects too to follow DRY rule among various companies.
>
> Documentation
>
> Informations about WSHT project can be found at
> http://top.touk.pl/confluence/display/top/WSHT+-+WS+Human+Tasks+Implementation
>
> Initial Source
>
> WSHT is the only code base for HISE.
>
> WSHT project has been developed since April 2009 at TouK.
>
> It was used to vend inside larger products. It was developed from the
> beginning under Apache 2.0 License with aim to become open source
> project.
>
> Source and Intellectual Property Submission Plan
>
> WSHT code base from TouK company (it's developed from the beginning
> under Apache 2.0 License).
>
> External Dependencies
>
> The dependencies with Apache compatible licenses:
>
>    *
>
>      H2 embedded database (modified MPL 1.1
> http://www.h2database.com/html/license.html)
>    * jaxb (Apache 2.0 and W3C license)
>    * aspectj (Eclipse Public License)
>    *
>
>      jMock Project License (http://www.jmock.org/license.html)
>    * saaj API and Impl (CDDL v. 1.0)
>    * Other dependencies are licensed under MIT, BSD, Common Public
> License, Eclipse Public License, and Apache 2.0 Licenses
>
> Not compatible with Apache license (and expected to be removed in
> binary distros during incubation):
>
>    * Hibernate (LGPL)
>    * Jboss Archive Browsing (LGPL)
>
> Cryptography
>
> -
>
> Required Resources
>
> Mailing lists
>
> hise-private, hise-dev
>
> Subversion Directory
>
> https://svn.apache.org/repos/asf/incubator/hise
>
> Issue Tracking
>
> JIRA HISE (HISE)
>
> Other Resources
>
> -
>
> Initial Committers
>
>    *
>
>      Jakub Kurlenda <jkr@touk.pl>
>    *
>
>      Mateusz Lipczyński <mlp@touk.pl>
>    *
>
>      Michał Zalewski <mzl@touk.pl>
>    *
>
>      Rafał Rusin <rr@apache.org>
>    *
>
>      Ula Trzaskowska <utr@touk.pl>
>    *
>
>      Warren Crossing <wcr@touk.pl>
>    *
>
>      Witek Wołejszo <ww@touk.pl>
>
> Affiliations
>
>    *
>
>      Jakub Kurlenda <jkr@touk.pl> (TouK company)
>    *
>
>      Mateusz Lipczyński <mlp@touk.pl> (TouK company)
>    *
>
>      Michał Zalewski <mzl@touk.pl> (TouK company)
>    *
>
>      Rafał Rusin <rr@apache.org> (TouK company)
>    *
>
>      Ula Trzaskowska <utr@touk.pl> (TouK company)
>    *
>
>      Warren Crossing <wcr@touk.pl> (TouK company)
>    *
>
>      Witek Wołejszo <ww@touk.pl> (TouK company)
>
> Sponsors
>
> Champion
>
> Matthieu Riou <mriou@apache.org>
>
> Nominated Mentors
>
> Paul Fremantle <pzf@apache.org>
>
> Sponsoring Entity
>
> Apache ODE PMC
>
>
> Regards,
> --
> Rafał Rusin
> http://www.touk.pl
> http://top.touk.pl
> http://people.apache.org/~rr/
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: general-unsubscribe@incubator.apache.org
> For additional commands, e-mail: general-help@incubator.apache.org
>
>



-- 
Cheers,
Guillaume Nodet
------------------------
Blog: http://gnodet.blogspot.com/
------------------------
Open Source SOA
http://fusesource.com

---------------------------------------------------------------------
To unsubscribe, e-mail: general-unsubscribe@incubator.apache.org
For additional commands, e-mail: general-help@incubator.apache.org


Mime
View raw message