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From Rafal Rusin <rafal.ru...@gmail.com>
Subject Re: [VOTE] HISE Proposal
Date Sun, 25 Oct 2009 20:02:16 GMT
+1

2009/10/25 Matthieu Riou <matthieu.riou@gmail.com>:
> On Fri, Oct 23, 2009 at 2:29 AM, Rafal Rusin <rafal.rusin@gmail.com> wrote:
>> http://wiki.apache.org/incubator/HISEProposal
>>
>> Proposal was presented on Apache Incubator:
>> http://markmail.org/thread/sbq4e73iaa76e4ny
>> http://markmail.org/thread/zt2aqqpicshd23sy
>>
>> -------------------------------------------------------
>> 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>
>>    *
>>
>>      Glen Daniels <glen@thoughtcraft.com>
>>
>> Sponsoring Entity
>>
>> Apache ODE PMC
>>
>>
>> ----------------------------------
>>
>> Regards,
>> Rafal Rusin
>>
>> http://touk.pl
>> http://people.apache.org/~rr/
>>
>



-- 
Rafał Rusin
http://www.touk.pl
http://top.touk.pl
http://people.apache.org/~rr/

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