java.lang.LinkageError: loader constraint violation: when resolving method "org.apache.flink.dropwizard.metrics.DropwizardMeterWrapper.<init>(Lcom/codahale/metrics/Meter;)V" the class loader (instance of org/apache/flink/runtime/execution/librarycache/FlinkUserCodeClassLoaders$ChildFirstClassLoader) of the current class, com/test/PatternMatcher, and the class loader (instance of sun/misc/Launcher$AppClassLoader) for the method's defining class, org/apache/flink/dropwizard/metrics/DropwizardMeterWrapper, have different Class objects for the type com/codahale/metrics/Meter used in the signature
Jayant Ameta
