@Override
  public Properties toProperties() {
    Properties result = new SortedProperties();
    String[] attNames = getAttributeNames();
    for (String name : attNames) {
      result.setProperty(name, getAttribute(name));
    }
    return result;
  }
Gets all the GemFire properties defined using file(s)

@return Map of GemFire properties and values set using property files
geode-core/src/main/java/org/apache/geode/internal/AbstractConfig.java