matthiasblaesing opened a new pull request, #7356:
URL: https://github.com/apache/netbeans/pull/7356
It was observed that maven classpath display failed. The stack trace:
[exec] SEVERE [org.openide.util.RequestProcessor]: Error in
RequestProcessor
org.netbeans.modules.maven.repository.ui.ArtifactMultiViewFactory$1
[exec] java.lang.ClassNotFoundException: org.slf4j.MarkerFactory cannot
be found by org.apache.commons.logging_1.3.1
[exec] at
org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:501)
[exec] at
org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
[exec] at
org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
[exec] at
org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
[exec] at
org.netbeans.modules.netbinox.NetbinoxLoader.loadClass(NetbinoxLoader.java:55)
[exec] at
java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526)
[exec] Caused: java.lang.NoClassDefFoundError: org/slf4j/MarkerFactory
[exec] at
org.apache.commons.logging.impl.Slf4jLogFactory.<clinit>(Slf4jLogFactory.java:255)
[exec] at java.base/java.lang.Class.forName0(Native Method)
[exec] at java.base/java.lang.Class.forName(Class.java:421)
[exec] at java.base/java.lang.Class.forName(Class.java:412)
[exec] at
org.apache.commons.logging.LogFactory.createFactory(LogFactory.java:419)
[exec] at
org.apache.commons.logging.LogFactory.lambda$newFactory$3(LogFactory.java:1432)
[exec] at
java.base/java.security.AccessController.doPrivileged(AccessController.java:319)
[exec] at
org.apache.commons.logging.LogFactory.newFactory(LogFactory.java:1431)
[exec] at
org.apache.commons.logging.LogFactory.getFactory(LogFactory.java:934)
[exec] at
org.apache.commons.logging.LogFactory.getLog(LogFactory.java:987)
[exec] at
org.apache.http.conn.ssl.AbstractVerifier.<init>(AbstractVerifier.java:61)
[exec] at
org.apache.http.conn.ssl.AllowAllHostnameVerifier.<init>(AllowAllHostnameVerifier.java:44)
[exec] at
org.apache.http.conn.ssl.AllowAllHostnameVerifier.<clinit>(AllowAllHostnameVerifier.java:46)
[exec] at
org.apache.http.conn.ssl.SSLConnectionSocketFactory.<clinit>(SSLConnectionSocketFactory.java:151)
[exec] at
org.eclipse.aether.transport.http.GlobalState.newConnectionManager(GlobalState.java:169)
[exec] at
java.base/java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1708)
[exec] at
org.eclipse.aether.transport.http.GlobalState.getConnectionManager(GlobalState.java:145)
[exec] at
org.eclipse.aether.transport.http.LocalState.<init>(LocalState.java:62)
[exec] at
org.eclipse.aether.transport.http.HttpTransporter.<init>(HttpTransporter.java:197)
[exec] at
org.eclipse.aether.transport.http.HttpTransporterFactory.newInstance(HttpTransporterFactory.java:95)
[exec] at
org.eclipse.aether.internal.impl.DefaultTransporterProvider.newTransporter(DefaultTransporterProvider.java:
indicates, that commons-logging tries to load slf4j to handle logging, but
fails. Running with
"-J-Dorg.apache.commons.logging.diagnostics.dest=STDERR" supports that
conclusion:
```
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[ENV] Extension directories (java.ext.dir): null
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[ENV] Application classpath (java.class.path):
/home/matthias/src/netbeans/nbbuild/netbeans/platform/lib/boot.jar:/home/matthias/src/netbeans/nbbuild/netbeans/platform/lib/org-openide-modules.jar:/home/matthias/src/netbeans/nbbuild/netbeans/platform/lib/org-openide-util.jar:/home/matthias/src/netbeans/nbbuild/netbeans/platform/lib/org-openide-util-lookup.jar:/home/matthias/src/netbeans/nbbuild/netbeans/platform/lib/org-openide-util-ui.jar
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[ENV] Class org.apache.commons.logging.LogFactory was loaded via class loader
org.netbeans.modules.netbinox.NetbinoxLoader@244303269
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[ENV] Ancestry of class loader which loaded
org.apache.commons.logging.LogFactory is
org.netbeans.modules.netbinox.NetbinoxLoader@244303269 == 'NetbinoxLoader
delegating to org.apache.commons.logging_1.3.1'
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[ENV] Ancestry of class loader which loaded
org.apache.commons.logging.LogFactory is ClassLoader
tree:org.netbeans.modules.netbinox.NetbinoxLoader@244303269 -->
jdk.internal.loader.ClassLoaders$PlatformClassLoader@1922830567 --> BOOT
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
BOOTSTRAP COMPLETED
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[LOOKUP] LogFactory implementation requested for the first time for context
class loader org.codehaus.plexus.classworlds.realm.ClassRealm@1303991949
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[LOOKUP] org.codehaus.plexus.classworlds.realm.ClassRealm@1303991949 ==
'ClassRealm[project>org.knowm.xchart:xchart:3.8.7, parent:
ClassRealm[maven.api, parent: null]]'
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[LOOKUP] ClassLoader
tree:org.codehaus.plexus.classworlds.realm.ClassRealm@1303991949 --> BOOT
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[LOOKUP] No properties file of name 'commons-logging.properties' found.
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[LOOKUP] Looking for system property [org.apache.commons.logging.LogFactory] to
define the LogFactory subclass to use...
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[LOOKUP] No system property [org.apache.commons.logging.LogFactory] defined.
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[LOOKUP] Using ServiceLoader to define the LogFactory subclass to use...
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[LOOKUP] No properties file available to determine LogFactory subclass from..
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
Checking if class 'org.apache.logging.log4j.Logger' is available in class
loader org.netbeans.modules.netbinox.NetbinoxLoader@244303269
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
Failed to load class 'org.apache.logging.log4j.Logger' from class loader
org.netbeans.modules.netbinox.NetbinoxLoader@244303269:
org.apache.logging.log4j.Logger
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
Checking if class 'org.slf4j.Logger' is available in class loader
org.netbeans.modules.netbinox.NetbinoxLoader@244303269
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
[LOOKUP] SLF4J detected. Loading the SLF4J LogFactory implementation
'org.apache.commons.logging.impl.Slf4jLogFactory'.
[LogFactory from org.netbeans.modules.netbinox.NetbinoxLoader@244303269]
Unable to load factory class via class loader
org.codehaus.plexus.classworlds.realm.ClassRealm@1303991949 - trying the class
loader associated with this LogFactory.
SEVERE [org.openide.util.RequestProcessor]: Error in RequestProcessor
org.netbeans.modules.maven.repository.ui.ArtifactMultiViewFactory$1
```
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