public boolean match()

in server/src/main/java/com/epam/aidial/core/server/security/RuleMatcher.java [19:60]

34 lines of code
12 McCabe index (conditional complexity)


    public boolean match(ProxyContext context, Collection<Rule> rules) {
        // if no rules provided - resource is available to everybody
        if (rules.isEmpty()) {
            return true;
        }

        ExtractedClaims claims = context.getExtractedClaims();
        if (claims == null) {
            return false;
        }

        Map<String, List<String>> userClaims = claims.userClaims();

        for (Rule rule : rules) {
            String targetClaim = rule.getSource();
            List<String> sources;
            if (targetClaim.equals("roles")) {
                sources = claims.userRoles();
            } else {
                sources = userClaims.get(targetClaim);
            }

            if (sources == null) {
                continue;
            }

            List<String> targets = rule.getTargets();
            boolean match = switch (rule.getFunction()) {
                case TRUE -> true;
                case FALSE -> false;
                case EQUAL -> equal(sources, targets);
                case CONTAIN -> contain(sources, targets);
                case REGEX -> regex(sources, targets);
            };

            if (match) {
                return true;
            }
        }

        return false;
    }