UMPHelperMethods.java

private boolean hasAttribute(String input, int index) {
    if (input == null) return false;
    return input.length() >= index && input.charAt(index-1) == '1';
}

private boolean hasConsentFor(List<Integer> indexes, String purposeConsent, boolean hasVendorConsent) {
    for (Integer p: indexes) {
        if (!hasAttribute(purposeConsent, p)) {
            Log.e(TAG, "hasConsentFor: denied for purpose #" + p );
            return false;
        }
    }
    return hasVendorConsent;
}

private boolean hasConsentOrLegitimateInterestFor(List<Integer> indexes, String purposeConsent, String purposeLI, boolean hasVendorConsent, boolean hasVendorLI){
    for (Integer p: indexes) {
        boolean purposeAndVendorLI = hasAttribute(purposeLI, p) && hasVendorLI;
        boolean purposeConsentAndVendorConsent = hasAttribute(purposeConsent, p) && hasVendorConsent;
        boolean isOk = purposeAndVendorLI || purposeConsentAndVendorConsent;
        if (!isOk){
            Log.e(TAG, "hasConsentOrLegitimateInterestFor: denied for #" + p);
            return false;
        }
    }
    return true;
}