protected JsonObject internalGetAce()

in src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/post/AbstractGetAceServlet.java [50:88]
31 lines of code
8 McCabe index (conditional complexity)

    protected JsonObject internalGetAce(Session jcrSession, String resourcePath, String principalId) throws RepositoryException {
        Principal principal = validateArgs(jcrSession, resourcePath, principalId);

        Map<Principal, Map<DeclarationType, Set<String>>> principalToDeclaredAtPaths = new HashMap<>();
        Map<String, List<AccessControlEntry>> effectivePathToEntriesMap = getAccessControlEntriesMap(jcrSession, resourcePath, principal, principalToDeclaredAtPaths);
        if (effectivePathToEntriesMap == null || effectivePathToEntriesMap.isEmpty()) {
            throw new ResourceNotFoundException(resourcePath, "No access control entries were found");
        }

        //make a temp map for quick lookup below
        Set<RestrictionDefinition> supportedRestrictions = getRestrictionProvider().getSupportedRestrictions(resourcePath);
        Map<String, RestrictionDefinition> srMap = new HashMap<>();
        for (RestrictionDefinition restrictionDefinition : supportedRestrictions) {
            srMap.put(restrictionDefinition.getName(), restrictionDefinition);
        }

        Map<Privilege, LocalPrivilege> privilegeToLocalPrivilegesMap = new HashMap<>();
        for (List<AccessControlEntry> accessControlEntries : effectivePathToEntriesMap.values()) {
            for (AccessControlEntry accessControlEntry : accessControlEntries) {
                if (accessControlEntry instanceof JackrabbitAccessControlEntry) {
                    JackrabbitAccessControlEntry jrAccessControlEntry = (JackrabbitAccessControlEntry)accessControlEntry;
                    Privilege[] privileges = jrAccessControlEntry.getPrivileges();
                    if (privileges != null) {
                        processACE(srMap, jrAccessControlEntry, privileges, privilegeToLocalPrivilegesMap);
                    }
                }
            }
        }

        // combine any aggregates that are still valid
        AccessControlManager acm = AccessControlUtil.getAccessControlManager(jcrSession);
        Map<Privilege, Integer> privilegeLongestDepthMap = PrivilegesHelper.buildPrivilegeLongestDepthMap(acm.privilegeFromName(PrivilegeConstants.JCR_ALL));
        PrivilegesHelper.consolidateAggregates(jcrSession, resourcePath, privilegeToLocalPrivilegesMap, privilegeLongestDepthMap);

        // convert the data to JSON
        JsonObjectBuilder principalObj = JsonConvert.convertToJson(principal, privilegeToLocalPrivilegesMap, -1);
        addExtraInfo(principalObj, principal, principalToDeclaredAtPaths);
        return principalObj.build();
    }