private void commonInit(Path filePath, Configuration conf) throws IOException {
    FileSystem fs = filePath.getFileSystem(conf);
    inputStream = fs.open(filePath);
  }
Enumerates records from an Enclosed JSON file - use either Esri JSON or GeoJSON subclass
ql/src/java/org/apache/hadoop/hive/ql/io/esriJson/EnclosedBaseJsonRecordReader.java