unsubscribe 2009/7/21 Ikuo Yamasaki <[email protected]>: > Hi all, > > I have several questions on DS Spec. > > ============================================== > [Background] > > In 112.3.3 Reference Policy of R4.2 cmpn spec, "Static policy is usually > also not applicable if the cardinality specifies multiple bound > services.". > > However, spec doesn't specifies what will happen if static policy with > the cardinality which specifies multiple bound. > > This caused several questions on DS: > > ============================================== > > Precondition1: component1 has a static reference with cardinaliry of > "0..n" for serviceA. There is no serviceA registered. > ==> component1 has been already activated. > > Q1. What will happen if serviceA is registered at Precondition1 ? > > c.f. In Equinox DS impl, activation will be done after deactivation is done. > > --------------------------- > > Precondition2: component1 has a STATIC reference with cardinaliry of > "1..n" for serviceA. There is one serviceA registered. > ==> component1 has been already activated. > > Q2. What will happen if serviceA is registered at Precondition2 ? > > c.f. In Equinox DS impl, activation will be done after deactivation is done. > > --------------------------- > > Precondition3: component1 has a STATIC reference with cardinaliry of > "1..1" for serviceA. There is one serviceA registered. > ==> component1 has been already activated. > > Q3. What will happen if another serviceA with higher SERVICE_RANKING than > the bound service is registered at Precondition3 ? > > Should it be bound service replaced (and re-activate after > deactivattion) ? or not. > > # I guess NO, although there is no description about it, > # as far as I see in the spec. > > --------------------------- > > Precondition4: component1 has a DYNAMIC reference with cardinaliry of > "1..1" for serviceA. There is one serviceA registered. > ==> component1 has been already activated. > > Q3. What will happen if another serviceA with higher SERVICE_RANKING than > the bound service is registered at Precondition4 ? > > Should it be bound service replaced (and re-bind the new and unbind the > old) ? or not. > > # I guess NO, although there is no description about it, > # as far as I see in the spec. > > --------------------------- > > Best Regards, > > > --------------------- > NTT Cyber Solutions Laboratories > > Ikuo YAMASAKI > E-mail: [email protected] > TEL +81-46-859-8537 FAX +81-46-855-1282 > > _______________________________________________ > OSGi Developer Mail List > [email protected] > https://mail.osgi.org/mailman/listinfo/osgi-dev >
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