| /** |
| * |
| * 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 <type_traits> |
| #include <utility> |
| #include <string> |
| #include <memory> |
| #include <algorithm> |
| #include <set> |
| #include "core/Core.h" |
| #include "core/ConfigurationFactory.h" |
| #include "core/FlowConfiguration.h" |
| #include "io/StreamFactory.h" |
| |
| #include "core/yaml/YamlConfiguration.h" |
| |
| namespace org { |
| namespace apache { |
| namespace nifi { |
| namespace minifi { |
| namespace core { |
| |
| std::unique_ptr<core::FlowConfiguration> createFlowConfiguration(std::shared_ptr<core::Repository> repo, std::shared_ptr<core::Repository> flow_file_repo, |
| std::shared_ptr<core::ContentRepository> content_repo, std::shared_ptr<Configure> configure, |
| std::shared_ptr<io::StreamFactory> stream_factory, const std::string configuration_class_name, const std::string path, |
| bool fail_safe) { |
| std::string class_name_lc = configuration_class_name; |
| std::transform(class_name_lc.begin(), class_name_lc.end(), class_name_lc.begin(), ::tolower); |
| try { |
| if (class_name_lc == "flowconfiguration") { |
| // load the base configuration. |
| |
| return std::unique_ptr<core::FlowConfiguration>(new core::FlowConfiguration(repo, flow_file_repo, content_repo, stream_factory, configure, path)); |
| |
| } else if (class_name_lc == "yamlconfiguration") { |
| // only load if the class is defined. |
| return std::unique_ptr<core::FlowConfiguration>(instantiate<core::YamlConfiguration>(repo, flow_file_repo, content_repo, stream_factory, configure, path)); |
| |
| } else { |
| if (fail_safe) { |
| return std::unique_ptr<core::FlowConfiguration>(new core::FlowConfiguration(repo, flow_file_repo, content_repo, stream_factory, configure, path)); |
| } else { |
| throw std::runtime_error("Support for the provided configuration class could not be found"); |
| } |
| } |
| } catch (const std::runtime_error &r) { |
| if (fail_safe) { |
| return std::unique_ptr<core::FlowConfiguration>(new core::FlowConfiguration(repo, flow_file_repo, content_repo, stream_factory, configure, path)); |
| } |
| } |
| |
| throw std::runtime_error("Support for the provided configuration class could not be found"); |
| } |
| |
| } /* namespace core */ |
| } /* namespace minifi */ |
| } /* namespace nifi */ |
| } /* namespace apache */ |
| } /* namespace org */ |
| |