Adding contact to the contacts content provider

private static void addContact(Context ctx, String displayName, String mobileNumber, String homeNumber, String workNumber, String email, String company, String jobTitle) {

        final ArrayList<ContentProviderOperation> ops = new ArrayList<>();

        ops.add(ContentProviderOperation.newInsert(
                ContactsContract.RawContacts.CONTENT_URI)
                .withValue(ContactsContract.RawContacts.ACCOUNT_TYPE, null)
                .withValue(ContactsContract.RawContacts.ACCOUNT_NAME, null)
                .build());

        //------------------------------------------------------ Names
        if (displayName != null) {
            ops.add(ContentProviderOperation.newInsert(
                    ContactsContract.Data.CONTENT_URI)
                    .withValueBackReference(ContactsContract.Data.RAW_CONTACT_ID, 0)
                    .withValue(ContactsContract.Data.MIMETYPE,
                            ContactsContract.CommonDataKinds.StructuredName.CONTENT_ITEM_TYPE)
                    .withValue(
                            ContactsContract.CommonDataKinds.StructuredName.DISPLAY_NAME,
                            displayName).build());
        }

        //------------------------------------------------------ Mobile Number
        if (mobileNumber != null) {
            ops.add(ContentProviderOperation.
                    newInsert(ContactsContract.Data.CONTENT_URI)
                    .withValueBackReference(ContactsContract.Data.RAW_CONTACT_ID, 0)
                    .withValue(ContactsContract.Data.MIMETYPE,
                            ContactsContract.CommonDataKinds.Phone.CONTENT_ITEM_TYPE)
                    .withValue(ContactsContract.CommonDataKinds.Phone.NUMBER, mobileNumber)
                    .withValue(ContactsContract.CommonDataKinds.Phone.TYPE,
                            ContactsContract.CommonDataKinds.Phone.TYPE_MOBILE)
                    .build());
        }

        //------------------------------------------------------ Home Numbers
        if (homeNumber != null) {
            ops.add(ContentProviderOperation.newInsert(ContactsContract.Data.CONTENT_URI)
                    .withValueBackReference(ContactsContract.Data.RAW_CONTACT_ID, 0)
                    .withValue(ContactsContract.Data.MIMETYPE,
                            ContactsContract.CommonDataKinds.Phone.CONTENT_ITEM_TYPE)
                    .withValue(ContactsContract.CommonDataKinds.Phone.NUMBER, homeNumber)
                    .withValue(ContactsContract.CommonDataKinds.Phone.TYPE,
                            ContactsContract.CommonDataKinds.Phone.TYPE_HOME)
                    .build());
        }

        //------------------------------------------------------ Work Numbers
        if (workNumber != null) {
            ops.add(ContentProviderOperation.newInsert(ContactsContract.Data.CONTENT_URI)
                    .withValueBackReference(ContactsContract.Data.RAW_CONTACT_ID, 0)
                    .withValue(ContactsContract.Data.MIMETYPE,
                            ContactsContract.CommonDataKinds.Phone.CONTENT_ITEM_TYPE)
                    .withValue(ContactsContract.CommonDataKinds.Phone.NUMBER, workNumber)
                    .withValue(ContactsContract.CommonDataKinds.Phone.TYPE,
                            ContactsContract.CommonDataKinds.Phone.TYPE_WORK)
                    .build());
        }

        //------------------------------------------------------ Email
        if (email != null) {
            ops.add(ContentProviderOperation.newInsert(ContactsContract.Data.CONTENT_URI)
                    .withValueBackReference(ContactsContract.Data.RAW_CONTACT_ID, 0)
                    .withValue(ContactsContract.Data.MIMETYPE,
                            ContactsContract.CommonDataKinds.Email.CONTENT_ITEM_TYPE)
                    .withValue(ContactsContract.CommonDataKinds.Email.DATA, email)
                    .withValue(ContactsContract.CommonDataKinds.Email.TYPE, ContactsContract.CommonDataKinds.Email.TYPE_WORK)
                    .build());
        }

        //------------------------------------------------------ Organization
        if (!company.equals("") && !jobTitle.equals("")) {
            ops.add(ContentProviderOperation.newInsert(ContactsContract.Data.CONTENT_URI)
                    .withValueBackReference(ContactsContract.Data.RAW_CONTACT_ID, 0)
                    .withValue(ContactsContract.Data.MIMETYPE,
                            ContactsContract.CommonDataKinds.Organization.CONTENT_ITEM_TYPE)
                    .withValue(ContactsContract.CommonDataKinds.Organization.COMPANY, company)
                    .withValue(ContactsContract.CommonDataKinds.Organization.TYPE, ContactsContract.CommonDataKinds.Organization.TYPE_WORK)
                    .withValue(ContactsContract.CommonDataKinds.Organization.TITLE, jobTitle)
                    .withValue(ContactsContract.CommonDataKinds.Organization.TYPE, ContactsContract.CommonDataKinds.Organization.TYPE_WORK)
                    .build());
        }

        // Asking the Contact provider to create a new contact
        try {
            ctx.getContentResolver().applyBatch(ContactsContract.AUTHORITY, ops);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }