public boolean check() {
        boolean good = true;
        good = (good ? checkForRequiredHeaders() : false);
        good = (good ? checkForSubscription() : false);
        good = (good ? checkForEncryption() : false);
        good = (good ? Category.checkForLegalCategory(aThis.headerMap) : false);
        good = (good ? Category.checkForRequiredSemantics(aThis.headerMap) : false);
        good = (good ? checkForProperVerification() : false);
        good = (good ? checkForFilterInvalidation() : false);
        good = (good ? checkForSafeURL() : false);
        return good;
    }