/** * Translates new-style authorize() method call to the old-style (including permissions and the * hierarchy). */ @Override public Set<Permission> authorize(AuthenticatedUser user, IResource resource) { if (!(resource instanceof DataResource)) throw new IllegalArgumentException( String.format("%s resource is not supported by LegacyAuthorizer", resource.getName())); DataResource dr = (DataResource) resource; List<Object> legacyResource = new ArrayList<Object>(); legacyResource.add(Resources.ROOT); legacyResource.add(Resources.KEYSPACES); if (!dr.isRootLevel()) legacyResource.add(dr.getKeyspace()); if (dr.isColumnFamilyLevel()) legacyResource.add(dr.getColumnFamily()); Set<Permission> permissions = authorize(user, legacyResource); if (permissions.contains(Permission.READ)) permissions.add(Permission.SELECT); if (permissions.contains(Permission.WRITE)) permissions.addAll( EnumSet.of(Permission.CREATE, Permission.ALTER, Permission.DROP, Permission.MODIFY)); return permissions; }