class SessionSettings {

    public String getString(String key) throws ConfigError {
        return getString(DEFAULT_SESSION_ID, key);
    }

    public  SessionSettings();
    public  SessionSettings(Properties variableValues);
    public  SessionSettings(String filename, Properties variableValues);
    public  SessionSettings(String filename);
    public  SessionSettings(InputStream stream);
    public  SessionSettings(InputStream stream, Properties variableValues);

}