private boolean allFieldsArePrimitive(IClass c) { if (c.isArrayClass()) { TypeReference t = c.getReference().getArrayElementType(); return t.isPrimitiveType(); } else { if (c.getReference().equals(TypeReference.JavaLangObject)) { return true; } else { for (Iterator<IField> it = c.getDeclaredInstanceFields().iterator(); it.hasNext(); ) { IField f = it.next(); if (f.getReference().getFieldType().isReferenceType()) { return false; } } return allFieldsArePrimitive(c.getSuperclass()); } } }