code: @Override
      public byte[] transform(ClassLoader loader,
                              String className,
                              Class<?> classBeingRedefined,
                              ProtectionDomain protectionDomain,
                              byte[] classfileBuffer) throws IllegalClassFormatException {
       	if (detailedTransformTrace && tc.isEntryEnabled())
              Tr.entry(this, tc, "transform", loader, className, classBeingRedefined, protectionDomain);
  
  		    	
  		if (!isJava8TraceEnabled)
  			return null; //Look for special trace instrumentation force until JDK bug fully fixed.
  		
  		if (classBeingRedefined != null)
          	return null;
  
          byte[] newClassBytes = null;
          if (isTransformPossible(classfileBuffer)) {
              try {
                  newClassBytes = transform(classfileBuffer);
              } catch (Throwable t) {
                  Tr.error(tc, "INSTRUMENTATION_TRANSFORM_FAILED_FOR_CLASS_2", className, t);
              }
          }
  
          if (detailedTransformTrace && tc.isEntryEnabled())
              Tr.exit(this, tc, "transform", newClassBytes);
          return newClassBytes;
      }
docs: {@inheritDoc} <p>
  This method will only executes a transformation always, provided
  the particular conditions we're looking for are true. Namely the JDK level and
  custom property to turn on Java8 instrumentation.