public static EsriFeatureClass fromJson(JsonParser parser) throws JsonParseException, IOException {
    return EsriJsonFactory.FeatureClassFromJson(parser);
  }
@param parser parser that is pointed at the root of the JSON file created by ArcGIS
@return EsriFeatureClass instance that describes the fully parsed JSON representation
@throws com.fasterxml.jackson.core.JsonParseException
@throws java.io.IOException
ql/src/java/org/apache/hadoop/hive/ql/io/esriJson/EsriFeatureClass.java