private void addCompositeOwnerInterface(CtClass managedCtClass) throws NotFoundException, CannotCompileException {
   ...
   if ( enhancementContext.isCompositeClass( managedCtClass ) ) {
			// if a composite has an embedded field we need to implement the TRACKER_CHANGER_NAME method as well
			MethodWriter.write(
					managedCtClass,
					"public void %1$s(String name) {%n" +
							"  if (%2$s != null) { %2$s.callOwner(\".\" + name); }%n}",
					EnhancerConstants.TRACKER_CHANGER_NAME,
					EnhancerConstants.TRACKER_COMPOSITE_FIELD_NAME
			);
		}
	}

	protected CtMethod generateFieldReader(
	   ...
	  try{
	   ...
	  reader = MethodWriter.write(
						managedCtClass, "public %s %s() {%n%s%n  return %s;%n}",
						persistentField.getType().getName(),
						readerName,
						typeDescriptor.buildReadInterceptionBodyFragment( fieldName ),
						declared ? declaredReadFragment : superReadFragment
				);
		}catch (CannotCompileException cce) {
			final String msg = String.format(
					"Could not enhance entity class [%s] to add field reader method [%s]",
					managedCtClass.getName(),
					readerName
			);
			throw new EnhancementException( msg, cce );
		}
		catch (NotFoundException nfe) {
			final String msg = String.format(
					"Could not enhance entity class [%s] to add field reader method [%s]",
					managedCtClass.getName(),
					readerName
			);
			throw new EnhancementException( msg, nfe );
		}
}