public static Properties loadConfigurationProperties(File file,Properties defaults) throws IOException {
  Properties result=null;
  if (file.exists()) {
    result=IOUtil.readProperties(file,defaults);
  }
 else {
    result=new Properties(defaults);
  }
  return result;
}

public static Properties loadConfigurationProperties ( File file , Properties defaults ) throws IOException { Properties result = null ; if ( file . exists ( ) ) { result = IOUtil . readProperties ( file , defaults ) ; } else { result = new Properties ( defaults ) ; } return result ; }
load configuration properties from the specified file .
