if (!hasFieldByName(psiClass, loggerName)) {
Project project = psiClass.getProject();
PsiManager manager = psiClass.getContainingFile().getManager();
PsiType psiLoggerType = JavaPsiFacade.getElementFactory(project).createTypeFromText(loggerType, psiClass);
LightElement loggerField = new MyLightFieldBuilder(manager, loggerName, psiLoggerType)
.setHasInitializer(true)
.setContainingClass(psiClass)
.setModifiers(PsiModifier.FINAL, PsiModifier.STATIC, PsiModifier.PRIVATE)
.setNavigationElement(psiAnnotation);