docs: private void collectClassDependencies (Clazz classInstance, Analyzer analyzer) throws Exception {
  		// retrieve the imports from the known class path
  		Set<TypeRef> importedClasses = classInstance.parseClassFile();
  		for (TypeRef importedClass:importedClasses) {
  			if (canBeSkipped(importedClass))		// validate the import
  				continue;
  			// find the class in the classpath
  			Clazz classInstanceImported = analyzer.findClass(importedClass); 
  			if (classInstanceImported == null)
  				error( "Referenced class " + importedClass.getFQN() + " not found for inclusion in jar. It is imported by " + classInstance.getAbsolutePath());
  
  			// update the imports map
  			importedReferencedTypes.add(importedClass);
  			allReferencedTypes.add(importedClass);
  			// collect dependencies introduced by the imports
  			collectClassDependencies(classInstanceImported, analyzer);
  		}
  	}