void (@NotNull PsiField field) { super.visitField(field); if (field instanceof PsiEnumConstant) { return; } if (field.getType() instanceof PsiPrimitiveType || isNotNull(field) || isNullable(field)) { return; } if (variableNeverAssignedNull(field)) { registerNotNullAnnotation(field); } if (variableSometimesAssignedNull(field)) { registerNullableAnnotation(field); } }