// get parameters
String objectId = getStringParameter(request, Constants.PARAM_ID);
ReturnVersion returnVersion = getEnumParameter(request, Constants.PARAM_RETURN_VERSION, ReturnVersion.class);
String filter = getStringParameter(request, Constants.PARAM_FILTER);
Boolean includeAllowableActions = getBooleanParameter(request, Constants.PARAM_ALLOWABLE_ACTIONS);
IncludeRelationships includeRelationships = getEnumParameter(request, Constants.PARAM_RELATIONSHIPS,
IncludeRelationships.class);
String renditionFilter = getStringParameter(request, Constants.PARAM_RENDITION_FILTER);
Boolean includePolicyIds = getBooleanParameter(request, Constants.PARAM_POLICY_IDS);
Boolean includeAcl = getBooleanParameter(request, Constants.PARAM_ACL);