Errors in `Initialize Log4j by Combining Configuration File with Programmatic Configuration'

/**
* Return the Configuration.
* @param source The InputSource.
* @return The Configuration.
*/
public Configuration getConfiguration(InputSource source) {
   return new MyXMLConfiguration(source, configFile);
}

public MyXMLConfiguration(final ConfigurationFactory.ConfigurationSource configSource) 
{
  super(configSource);
}

@Override
public Configuration getConfiguration(final LoggerContext loggerContext, final ConfigurationSource source)
{
   return new FaceLoggerConfig(loggerContext, source);
}

public FaceLoggerConfig(final LoggerContext loggerContext, final ConfigurationSource configSource) {
  super(loggerContext, configSource);
}