Hi Andreas, that looks similar to what we have been discussing at: https://bugs.eclipse.org/bugs/show_bug.cgi?id=437107.
Cheers Alexander Am 10.11.2014 um 12:03 schrieb Andreas Sewe <andreas.s...@codetrails.com>: > Hi, > > we at Eclipse Code Recommenders recently got a bug report [1] about a > bundle resolution failure in Mars M3. > > Apparently, the fact that Mars M3 ships Apache HttpClient/Core 4.3.x > rather than 4.2.x causes Eclipse Aether (which Code Recommenders uses > internally) to not resolve properly: > >> org.osgi.service.resolver.ResolutionException: Uses constraint violation. >> Unable to resolve resource org.eclipse.aether.transport.http [osgi.identity; >> osgi.identity="org.eclipse.aether.transport.http"; type="osgi.bundle"; >> version:Version="1.0.0.v20140518"] because it is exposed to package >> 'org.apache.http.entity' from resources org.apache.httpcomponents.httpcore >> [osgi.identity; osgi.identity="org.apache.httpcomponents.httpcore"; >> type="osgi.bundle"; version:Version="4.2.5.v201311072007"] and >> org.apache.httpcomponents.httpcore [osgi.identity; >> osgi.identity="org.apache.httpcomponents.httpcore"; type="osgi.bundle"; >> version:Version="4.3.2.v201409180530"] via two dependency chains. >> >> Chain 1: >> org.eclipse.aether.transport.http [osgi.identity; >> osgi.identity="org.eclipse.aether.transport.http"; type="osgi.bundle"; >> version:Version="1.0.0.v20140518"] >> import: >> (&(osgi.wiring.package=org.apache.http.entity)(&(version>=4.2.1)(!(version>=4.3.0)))) >> | >> export: osgi.wiring.package: org.apache.http.entity >> org.apache.httpcomponents.httpcore [osgi.identity; >> osgi.identity="org.apache.httpcomponents.httpcore"; type="osgi.bundle"; >> version:Version="4.2.5.v201311072007"] >> >> Chain 2: >> org.eclipse.aether.transport.http [osgi.identity; >> osgi.identity="org.eclipse.aether.transport.http"; type="osgi.bundle"; >> version:Version="1.0.0.v20140518"] >> import: >> (&(osgi.wiring.package=org.apache.http.conn.ssl)(&(version>=4.2.1)(!(version>=4.3.0)))) >> | >> export: osgi.wiring.package=org.apache.http.conn.ssl; >> uses:=org.apache.http.entity >> org.apache.httpcomponents.httpclient [osgi.identity; >> osgi.identity="org.apache.httpcomponents.httpclient"; type="osgi.bundle"; >> version:Version="4.2.6.v201311072007"] >> import: (&(osgi.wiring.package=org.apache.http.entity)(version>=4.2.5)) >> | >> export: osgi.wiring.package: org.apache.http.entity >> org.apache.httpcomponents.httpcore [osgi.identity; >> osgi.identity="org.apache.httpcomponents.httpcore"; type="osgi.bundle"; >> version:Version="4.3.2.v201409180530"] > > This wiring problem may affect other projects beyond Eclipse Aether as > well (hence the cross-post to cross-project-issues), if they import a > specific *minor* version of Apache HttpClient/Core (Aether requires 4.2.x). > > What I don't quite understand is why the bundles are wired as they are, > though, as a solution to the uses constraint problem seems to exist: > Wire org.apache.httpcomponents.httpclient 4.2.6 to > org.apache.httpcomponents.httpcore 4.2.5 rather than 4.3.2. Is it > because of the open-ended Import-Package of [4.2.5,) in > org.apache.httpcomponents.httpclient 4.2.6? (FWIW, 4.3.2 doesn't use > open-ended Import-Packages anymore. :-) > > Any advice in how to best proceed with this issue? Should > org.eclipse.aether.transport.http use a broader Import-Package range > including 4.3.x (provided that there were no breaking API changes > between 4.2.x and 4.3.x)? > > Best wishes, > > Andreas > > [1] <https://bugs.eclipse.org/bugs/show_bug.cgi?id=450738> > > -- > Codetrails GmbH > The knowledge transfer company > > Robert-Bosch-Str. 7, 64293 Darmstadt > Phone: +49-6151-276-7092 > Mobile: +49-170-811-3791 > http://www.codetrails.com/ > > Managing Director: Dr. Marcel Bruch > Handelsregister: Darmstadt HRB 91940 > _______________________________________________ > cross-project-issues-dev mailing list > cross-project-issues-dev@eclipse.org > To change your delivery options, retrieve your password, or unsubscribe from > this list, visit > https://dev.eclipse.org/mailman/listinfo/cross-project-issues-dev -- Dr. Alexander Nyßen Dipl.-Inform. Software-Engineer Telefon: +49 (0) 231 / 98 60-202 Telefax: +49 (0) 231 / 98 60-211 Mobil: +49 (0) 151 / 17396743 http://www.itemis.de alexander.nys...@itemis.de itemis AG Am Brambusch 15-24 44536 Lünen Rechtlicher Hinweis: Amtsgericht Dortmund, HRB 20621 Vorstand: Jens Wagener (Vors.), Wolfgang Neuhaus, Dr. Georg Pietrek, Jens Trompeter, Sebastian Neus Aufsichtsrat: Dr. Burkhard Igel (Vors.), Stephan Grollmann, Michael Neuhaus
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