include/parquet/printer.h

0001 // Licensed to the Apache Software Foundation (ASF) under one
0002 // or more contributor license agreements.  See the NOTICE file
0003 // distributed with this work for additional information
0004 // regarding copyright ownership.  The ASF licenses this file
0005 // to you under the Apache License, Version 2.0 (the
0006 // "License"); you may not use this file except in compliance
0007 // with the License.  You may obtain a copy of the License at
0008 //
0009 //   http://www.apache.org/licenses/LICENSE-2.0
0010 //
0011 // Unless required by applicable law or agreed to in writing,
0012 // software distributed under the License is distributed on an
0013 // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
0014 // KIND, either express or implied.  See the License for the
0015 // specific language governing permissions and limitations
0016 // under the License.
0017
0018 #pragma once
0019
0020 #include <iosfwd>
0021 #include <list>
0022
0023 #include "parquet/platform.h"
0024
0025 namespace parquet {
0026
0027 class ParquetFileReader;
0028
0029 class PARQUET_EXPORT ParquetFilePrinter {
0030  private:
0031   ParquetFileReader* fileReader;
0032
0033  public:
0034   explicit ParquetFilePrinter(ParquetFileReader* reader) : fileReader(reader) {}
0035   ~ParquetFilePrinter() = default;
0036
0037   void DebugPrint(std::ostream& stream, std::list<int> selected_columns,
0038                   bool print_values = false, bool format_dump = false,
0039                   bool print_key_value_metadata = false,
0040                   const char* filename = "No Name");
0041
0042   void JSONPrint(std::ostream& stream, std::list<int> selected_columns,
0043                  const char* filename = "No Name");
0044 };
0045
0046 }  // namespace parquet