public static void main(final String[] args) throws IOException {
    String targetFileName = null;
    if (ArrayUtils.isNotEmpty(args)) {
      targetFileName = args[0];
    }
    DefaultPropertiesGenerator generator = new DefaultPropertiesGenerator();
    generator.generateDefaultPropertiesFile(targetFileName);
  }
Used by build to generate a default configuration properties file for use by applications
geode-core/src/main/java/org/apache/geode/distributed/internal/DefaultPropertiesGenerator.java