public boolean validate()

in src/main/java/org/apache/jcp/xml/dsig/internal/dom/DOMXMLSignature.java [265:340]
67 lines of code
16 McCabe index (conditional complexity)

    public boolean validate(XMLValidateContext vc)
        throws XMLSignatureException
    {
        if (vc == null) {
            throw new NullPointerException("validateContext is null");
        }

        if (!(vc instanceof DOMValidateContext)) {
            throw new ClassCastException
                ("validateContext must be of type DOMValidateContext");
        }

        if (validated) {
            return validationStatus;
        }

        // validate the signature
        boolean sigValidity = sv.validate(vc);
        if (!sigValidity) {
            validationStatus = false;
            validated = true;
            return validationStatus;
        }

        // validate all References
        @SuppressWarnings("unchecked")
        List<Reference> refs = this.si.getReferences();
        boolean validateRefs = true;
        for (int i = 0, size = refs.size(); validateRefs && i < size; i++) {
            Reference ref = refs.get(i);
            boolean refValid = ref.validate(vc);
            LOG.log(Level.DEBUG, "Reference [{0}] is valid: {1}", ref.getURI(), refValid);
            validateRefs &= refValid;
        }
        if (!validateRefs) {
            LOG.log(Level.DEBUG, "Couldn't validate the References");
            validationStatus = false;
            validated = true;
            return validationStatus;
        }

        // validate Manifests, if property set
        boolean validateMans = true;
        if (Boolean.TRUE.equals(vc.getProperty
                                ("org.jcp.xml.dsig.validateManifests")))
        {
            for (int i=0, size=objects.size(); validateMans && i < size; i++) {
                XMLObject xo = objects.get(i);
                @SuppressWarnings("unchecked")
                List<XMLStructure> content = xo.getContent();
                int csize = content.size();
                for (int j = 0; validateMans && j < csize; j++) {
                    XMLStructure xs = content.get(j);
                    if (xs instanceof Manifest) {
                        LOG.log(Level.DEBUG, "validating manifest");
                        Manifest man = (Manifest)xs;
                        @SuppressWarnings("unchecked")
                        List<Reference> manRefs = man.getReferences();
                        int rsize = manRefs.size();
                        for (int k = 0; validateMans && k < rsize; k++) {
                            Reference ref = manRefs.get(k);
                            boolean refValid = ref.validate(vc);
                            LOG.log(Level.DEBUG,
                                "Manifest ref [{0}] is valid: {1}", ref.getURI(),  refValid
                            );
                            validateMans &= refValid;
                        }
                    }
                }
            }
        }

        validationStatus = validateMans;
        validated = true;
        return validationStatus;
    }