public void setMultiplexerConfig(String properties) throws Exception {
public void setMultiplexerConfig(Object properties) throws Exception {
    public void setMultiplexerConfig(String properties) throws Exception {        InputStream input=ConfiguratorFactory.getConfigStream(properties);        if(input == null)            throw new FileNotFoundException(properties);        try {            parse(input);            this.config=properties;        }        catch(Exception ex) {            throw new Exception("failed parsing " + properties, ex);        }        finally {            Util.closeInputStream(input);        }    }