Method open

java/org/apache/catalina/realm/DataSourceRealm.java:375–401

Open the specified database connection. @return Connection to the database

()

     * @return Connection to the database
     */
    protected Connection open() {

        try {
            Context context;
            if (localDataSource) {
                context = ContextBindings.getClassLoader();
                context = (Context) context.lookup("comp/env");
            } else {
                Server server = getServer();
                if (server == null) {
                    connectionSuccess = false;
                    containerLog.error(sm.getString("dataSourceRealm.noNamingContext"));
                    return null;
                }
                context = server.getGlobalNamingContext();
            }
            DataSource dataSource = (DataSource) context.lookup(dataSourceName);
            Connection connection = dataSource.getConnection();
            connectionSuccess = true;
            return connection;
        } catch (Exception e) {
            connectionSuccess = false;
            // Log the problem for posterity
            containerLog.error(sm.getString("dataSourceRealm.exception"), e);
        }
        return null;
    }

    @Override
    protected String getPassword(String username) {