code: public byte[] transform(byte[] classfileBuffer, Configuration configuration) {
  		InstrumentationActions instrumentationActions = calculateTransformationParameters(classfileBuffer, configuration);
  		if (!instrumentationActions.includeClass) {
  			return classfileBuffer;
  		}
  		return transform(classfileBuffer, instrumentationActions);
  	}
docs: Instrument the given class based on the configuration.
  @param classfileBuffer class to be instrumented
  @param configuration configuration settings
  @return instrumented class