@Deprecated
  public Map<String, String> toDataMap() {
    Map<String, String> map = Maps.newHashMap();
    map.put(PLATFORM_KEY, platform);
    map.put(NAME_KEY, getName());
    map.putAll(metadata);
    return map;
  }
@ Deprecated public Map < String , String > toDataMap ( ) { Map < String , String > map = Maps . newHashMap ( ) ; map . put ( PLATFORM_KEY , platform ) ; map . put ( NAME_KEY , getName ( ) ) ; map . putAll ( metadata ) ; return map ; }
Serialize to a string map

@deprecated use {@link Descriptor#serialize(Descriptor)}