public void delegateLoadingOf(String classname) {
        if (classname.endsWith(".")) {
            notDefinedPackages.add(classname);
        } else {
            notDefinedClass.add(classname);
        }
    }
Records a class so that the loading of that class is delegated
to the parent class loader.
<p>
<p>If the given class name ends with <code>.</code> (dot), then
that name is interpreted as a package name.  All the classes
in that package and the sub packages are delegated.
agent-module/profiler-test/src/main/java/com/navercorp/pinpoint/profiler/test/classloader/TransformClassLoader.java