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https://issues.apache.org/jira/browse/LOG4J2-1637?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15626820#comment-15626820
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Gary Gregory commented on LOG4J2-1637:
--------------------------------------
Updating the Maven Bundle plugin to the latest version fixes the class loading
issue but also shows a new problem:
{noformat}
-------------------------------------------------------
T E S T S
-------------------------------------------------------
Running org.apache.logging.log4j.osgi.tests.equinox.EquinoxLoadApiBundleTest
Running org.apache.logging.log4j.osgi.tests.felix.FelixLoadApiBundleTest
Tests run: 3, Failures: 0, Errors: 2, Skipped: 0, Time elapsed: 1.522 sec <<<
FAILURE! - in org.apache.logging.log4j.osgi.tests.felix.FelixLoadApiBundleTest
testMissingImportOfCoreOsgiPackage(org.apache.logging.log4j.osgi.tests.felix.FelixLoadApiBundleTest)
Time elapsed: 0.965 sec <<< ERROR!
org.osgi.framework.BundleException: Unresolved constraint in bundle
org.apache.logging.log4j.core [2]: Unable to resolve 2.0: missing requirement
[2.0] osgi.wiring.package;
(&(osgi.wiring.package=javax.jms)(version>=1.1.0)(!(version>=2.0.0)))
testSimpleLogInAnOsgiContext(org.apache.logging.log4j.osgi.tests.felix.FelixLoadApiBundleTest)
Time elapsed: 0.213 sec <<< ERROR!
org.osgi.framework.BundleException: Unresolved constraint in bundle
org.apache.logging.log4j.core [2]: Unable to resolve 2.0: missing requirement
[2.0] osgi.wiring.package;
(&(osgi.wiring.package=javax.jms)(version>=1.1.0)(!(version>=2.0.0)))
Tests run: 3, Failures: 0, Errors: 2, Skipped: 0, Time elapsed: 1.889 sec <<<
FAILURE! - in
org.apache.logging.log4j.osgi.tests.equinox.EquinoxLoadApiBundleTest
testMissingImportOfCoreOsgiPackage(org.apache.logging.log4j.osgi.tests.equinox.EquinoxLoadApiBundleTest)
Time elapsed: 1.203 sec <<< ERROR!
org.osgi.framework.BundleException: The bundle
"org.apache.logging.log4j.core_2.7.1.SNAPSHOT [2]" could not be resolved.
Reason: Missing Constraint: Import-Package: javax.jms; version="[1.1.0,2.0.0)"
testSimpleLogInAnOsgiContext(org.apache.logging.log4j.osgi.tests.equinox.EquinoxLoadApiBundleTest)
Time elapsed: 0.29 sec <<< ERROR!
org.osgi.framework.BundleException: The bundle
"org.apache.logging.log4j.core_2.7.1.SNAPSHOT [2]" could not be resolved.
Reason: Missing Constraint: Import-Package: javax.jms; version="[1.1.0,2.0.0)"
Results :
Tests in error:
EquinoxLoadApiBundleTest>AbstractLoadBundleTest.testMissingImportOfCoreOsgiPackage:150->AbstractLoadBundleTest.start:187
» Bundle
EquinoxLoadApiBundleTest>AbstractLoadBundleTest.testSimpleLogInAnOsgiContext:118->AbstractLoadBundleTest.start:187
» Bundle
FelixLoadApiBundleTest>AbstractLoadBundleTest.testMissingImportOfCoreOsgiPackage:150->AbstractLoadBundleTest.start:187
» Bundle
FelixLoadApiBundleTest>AbstractLoadBundleTest.testSimpleLogInAnOsgiContext:118->AbstractLoadBundleTest.start:187
» Bundle
Tests run: 6, Failures: 0, Errors: 4, Skipped: 0
{noformat}
> OSGi support is broken in Log4j2 2.7
> ------------------------------------
>
> Key: LOG4J2-1637
> URL: https://issues.apache.org/jira/browse/LOG4J2-1637
> Project: Log4j 2
> Issue Type: Bug
> Components: Core
> Affects Versions: 2.7
> Environment: Apache Felix, Java 8
> Reporter: Ludovic HOCHET
> Attachments: patch-log4j2-1637.diff
>
>
> Log4j2 2.7 fails to initialise in an OSGi environement complaining that
> java.lang.NoClassDefFoundError: org/apache/logging/log4j/Logger.
> Running the OSGi tests on Log4j API also fails:
> org.apache.logging.log4j.osgi.felix.FelixLoadApiBundleTest
> testMissingImportOfCoreOsgiPackage(org.apache.logging.log4j.osgi.felix.FelixLoadApiBundleTest)
> Time elapsed: 1.031 sec <<< ERROR!
> org.osgi.framework.BundleException: Activator start error in bundle
> org.apache.logging.log4j.core [2].
> Caused by: java.lang.NoClassDefFoundError: org/apache/logging/log4j/Logger
> Caused by: java.lang.ClassNotFoundException: org.apache.logging.log4j.Logger
> not found by org.apache.logging.log4j.core [2]
> [... likewise for the other tests and equinox]
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