src/hotspot/share/classfile/javaClasses.hpp

rev 49271 : 8199852: Print more information about class loaders in LinkageErrors.

@@ -1303,10 +1303,15 @@
   static oop unnamedModule(oop loader);
 
   // Debugging
   friend class JavaClasses;
   friend class ClassFileParser; // access to number_of_fake_fields
+
+  // Describe ClassLoader for exceptions, tracing ...
+  // Prints "<name>" (instance of <classname>, parent: "<name>" <classname>)
+  // or     <classname> (parent: "<name>" <classname>).
+  static const char* describe_external(const oop loader);
 };
 
 
 // Interface to java.lang.System objects