| // 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. |
| |
| #ifndef GANDIVA_FUNCDESCRIPTOR_H |
| #define GANDIVA_FUNCDESCRIPTOR_H |
| |
| #include <string> |
| #include <vector> |
| |
| #include "gandiva/arrow.h" |
| #include "gandiva/visibility.h" |
| |
| namespace gandiva { |
| |
| /// Descriptor for a function in the expression. |
| class GANDIVA_EXPORT FuncDescriptor { |
| public: |
| FuncDescriptor(const std::string& name, const DataTypeVector& params, |
| DataTypePtr return_type) |
| : name_(name), params_(params), return_type_(return_type) {} |
| |
| /// base function name. |
| const std::string& name() const { return name_; } |
| |
| /// Data types of the input params. |
| const DataTypeVector& params() const { return params_; } |
| |
| /// Data type of the return parameter. |
| DataTypePtr return_type() const { return return_type_; } |
| |
| private: |
| std::string name_; |
| DataTypeVector params_; |
| DataTypePtr return_type_; |
| }; |
| |
| } // namespace gandiva |
| |
| #endif // GANDIVA_FUNCDESCRIPTOR_H |