michael-o commented on a change in pull request #428: URL: https://github.com/apache/tomcat/pull/428#discussion_r655174381
########## File path: java/org/apache/catalina/realm/DataSourceRealm.java ########## @@ -539,6 +612,162 @@ private boolean isRoleStoreDefined() { } + /** + * Return the specified user's requested user attributes as a map. + * + * @param dbConnection The database connection to be used + * @param username User name for which to return user attributes + * + * @return a map containing the specified user's requested user attributes + */ + protected Map<String, Object> getUserAttributesMap(Connection dbConnection, String username) { + + String preparedAttributes = getUserAttributesStatement(dbConnection); + if (preparedAttributes == null || preparedAttributes == USER_ATTRIBUTES_NONE_REQUESTED) { + // The above reference comparison is intentional. USER_ATTRIBUTES_NONE_REQUESTED + // is a tag object (empty String) to distinguish between null (not yet + // initialized) and empty (no attributes requested). + // TODO Could as well be changed to `preparedAttributes.lenghth() = 0` + + // Return null if no user attributes are requested (or if the statement was not + // yet built successfully) + return null; + } + + try (PreparedStatement stmt = dbConnection.prepareStatement(preparedAttributes)) { + stmt.setString(1, username); + + try (ResultSet rs = stmt.executeQuery()) { + + if (rs.next()) { + Map<String, Object> attrs = new LinkedHashMap<>(); Review comment: I have no strong opinion about it. I cannot also judge about the overhead when there are high load. Maybe Mark and others can share their opinion. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@tomcat.apache.org For additional commands, e-mail: dev-h...@tomcat.apache.org