parquet-hadoop/src/main/java/org/apache/parquet/hadoop/ParquetFileReader.java
public static ParquetFileReader open(InputFile file, ParquetReadOptions options) throws IOException {
    return new ParquetFileReader(file, options);
  }
public static ParquetFileReader open(InputFile file, ParquetReadOptions options) throws IOException {
    return new ParquetFileReader(file, options);
  }
Open a {@link InputFile file} with {@link ParquetReadOptions options}.

@param file an input file
@param options parquet read options
@return an open ParquetFileReader
@throws IOException if there is an error while opening the file