| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| #include <algorithm> |
| |
| #include "parquet/exception.h" |
| #include "parquet/schema.h" |
| #include "parquet/types.h" |
| #include "parquet/util/comparison.h" |
| |
| namespace parquet { |
| |
| std::shared_ptr<Comparator> Comparator::Make(const ColumnDescriptor* descr) { |
| if (SortOrder::SIGNED == descr->sort_order()) { |
| switch (descr->physical_type()) { |
| case Type::BOOLEAN: |
| return std::make_shared<CompareDefaultBoolean>(); |
| case Type::INT32: |
| return std::make_shared<CompareDefaultInt32>(); |
| case Type::INT64: |
| return std::make_shared<CompareDefaultInt64>(); |
| case Type::FLOAT: |
| return std::make_shared<CompareDefaultFloat>(); |
| case Type::DOUBLE: |
| return std::make_shared<CompareDefaultDouble>(); |
| case Type::BYTE_ARRAY: |
| return std::make_shared<CompareDefaultByteArray>(); |
| case Type::FIXED_LEN_BYTE_ARRAY: |
| return std::make_shared<CompareDefaultFLBA>(descr->type_length()); |
| default: |
| ParquetException::NYI("Signed Compare not implemented"); |
| } |
| } else if (SortOrder::UNSIGNED == descr->sort_order()) { |
| switch (descr->physical_type()) { |
| case Type::INT32: |
| return std::make_shared<CompareUnsignedInt32>(); |
| case Type::INT64: |
| return std::make_shared<CompareUnsignedInt64>(); |
| case Type::BYTE_ARRAY: |
| return std::make_shared<CompareUnsignedByteArray>(); |
| case Type::FIXED_LEN_BYTE_ARRAY: |
| return std::make_shared<CompareUnsignedFLBA>(descr->type_length()); |
| default: |
| ParquetException::NYI("Unsigned Compare not implemented"); |
| } |
| } else { |
| throw ParquetException("UNKNOWN Sort Order"); |
| } |
| return nullptr; |
| } |
| |
| template class PARQUET_TEMPLATE_EXPORT CompareDefault<BooleanType>; |
| template class PARQUET_TEMPLATE_EXPORT CompareDefault<Int32Type>; |
| template class PARQUET_TEMPLATE_EXPORT CompareDefault<Int64Type>; |
| template class PARQUET_TEMPLATE_EXPORT CompareDefault<Int96Type>; |
| template class PARQUET_TEMPLATE_EXPORT CompareDefault<FloatType>; |
| template class PARQUET_TEMPLATE_EXPORT CompareDefault<DoubleType>; |
| template class PARQUET_TEMPLATE_EXPORT CompareDefault<ByteArrayType>; |
| template class PARQUET_TEMPLATE_EXPORT CompareDefault<FLBAType>; |
| |
| } // namespace parquet |