#204 - java.lang.ClassCastException: class org.slf4j.helpers.SubstituteLoggerFactory cannot be cast to class ch.qos.logback.classic.LoggerContext (#205)

Author: rbygrave

avaje-dynamic-logback/src/main/java/io/avaje/config/dynamiclogback/LogbackPlugin.java

@@ -20,6 +20,12 @@
 @ServiceProvider
 public final class LogbackPlugin implements ConfigurationPlugin {
 
+  static {
+    // see #204. Without this called statically, the same call in the constructor
+    // may return SubstituteLoggerFactory and fail to cast.
+    LoggerFactory.getILoggerFactory();
+  }
+
   private static final System.Logger log = AppLog.getLogger(LogbackPlugin.class);
 
   @Override