Thomas Watson created FELIX-5989:
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             Summary: java.lang.IllegalArgumentException from 
AbstractLogger.format when logging debug message
                 Key: FELIX-5989
                 URL: https://issues.apache.org/jira/browse/FELIX-5989
             Project: Felix
          Issue Type: Bug
          Components: Declarative Services (SCR)
    Affects Versions: scr-2.1.14, scr-2.1.12
            Reporter: Thomas Watson


If an eventFilter for a reference contains special formatting characters (e.g. 
${}) then the debug log message formatting will fail with the following 
exception.  This is because we are passing null arguments and expecting them to 
be substituted into a debug message when there are really no place holders for 
substitution.
{code:java}
Unexpected failure enabling component holder 
com.ibm.ws.http.internal.HttpEndpointImpl 
Bundle:com.ibm.ws.transport.http(id=58) java.lang.IllegalArgumentException: 
can't parse argument number: accessLoggingRef
 at java.text.MessageFormat.makeFormat(MessageFormat.java:1429)
 at java.text.MessageFormat.applyPattern(MessageFormat.java:479)
 at java.text.MessageFormat.<init>(MessageFormat.java:362)
 at java.text.MessageFormat.format(MessageFormat.java:840)
 at 
org.apache.felix.scr.impl.logger.AbstractLogger.format(AbstractLogger.java:155)
 at org.apache.felix.scr.impl.logger.AbstractLogger.log(AbstractLogger.java:92)
 at org.apache.felix.scr.impl.logger.BundleLogger.log(BundleLogger.java:83)
 at 
org.apache.felix.scr.impl.BundleComponentActivator.addServiceListener(BundleComponentActivator.java:194)
 at 
org.apache.felix.scr.impl.manager.ServiceTracker.open(ServiceTracker.java:214)
 at 
org.apache.felix.scr.impl.manager.ServiceTracker.open(ServiceTracker.java:179)
 at 
org.apache.felix.scr.impl.manager.DependencyManager.setTargetFilter(DependencyManager.java:2209)
 at 
org.apache.felix.scr.impl.manager.DependencyManager.setTargetFilter(DependencyManager.java:2026)
 at 
org.apache.felix.scr.impl.manager.AbstractComponentManager.updateTargets(AbstractComponentManager.java:1150)
 at 
org.apache.felix.scr.impl.manager.AbstractComponentManager.enableInternal(AbstractComponentManager.java:662)
 at 
org.apache.felix.scr.impl.manager.AbstractComponentManager.enable(AbstractComponentManager.java:432)
 at 
org.apache.felix.scr.impl.manager.ConfigurableComponentHolder.enableComponents(ConfigurableComponentHolder.java:665)
 at 
org.apache.felix.scr.impl.BundleComponentActivator.initialEnable(BundleComponentActivator.java:339)
 at org.apache.felix.scr.impl.Activator.loadComponents(Activator.java:381)
 at org.apache.felix.scr.impl.Activator.access$200(Activator.java:49)
 at org.apache.felix.scr.impl.Activator$ScrExtension.start(Activator.java:263)
 at 
org.apache.felix.scr.impl.AbstractExtender.createExtension(AbstractExtender.java:196)
 at 
org.apache.felix.scr.impl.AbstractExtender.modifiedBundle(AbstractExtender.java:169)
 at 
org.apache.felix.scr.impl.AbstractExtender.modifiedBundle(AbstractExtender.java:49)
{code}



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