| /** |
| * |
| * 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. |
| */ |
| |
| #pragma once |
| |
| #include "rapidjson/document.h" |
| |
| #include "SQLWriter.h" |
| |
| namespace org { |
| namespace apache { |
| namespace nifi { |
| namespace minifi { |
| namespace sql { |
| |
| class JSONSQLWriter: public SQLWriter { |
| public: |
| explicit JSONSQLWriter(bool pretty); |
| virtual ~JSONSQLWriter(); |
| |
| std::string toString() override; |
| |
| private: |
| void beginProcessRow() override; |
| void endProcessRow() override; |
| void processColumnName(const std::string& name) override; |
| void processColumn(const std::string& name, const std::string& value) override; |
| void processColumn(const std::string& name, double value) override; |
| void processColumn(const std::string& name, int value) override; |
| void processColumn(const std::string& name, long long value) override; |
| void processColumn(const std::string& name, unsigned long long value) override; |
| void processColumn(const std::string& name, const char* value) override; |
| |
| void addToJSONRow(const std::string& columnName, rapidjson::Value&& jsonValue); |
| |
| rapidjson::Value toJSONString(const std::string& s); |
| |
| private: |
| bool pretty_; |
| rapidjson::Document jsonPayload_; |
| rapidjson::Value jsonRow_; |
| }; |
| |
| } /* namespace sql */ |
| } /* namespace minifi */ |
| } /* namespace nifi */ |
| } /* namespace apache */ |
| } /* namespace org */ |
| |
| |