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| // 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. | ||
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| // 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. | ||
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| #include "arrow/array.h" | ||
| #include "arrow/c/bridge.h" | ||
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| #include "arrow/matlab/c/proxy/array_importer.h" | ||
| #include "arrow/matlab/array/proxy/wrap.h" | ||
| #include "arrow/matlab/error/error.h" | ||
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| #include "libmexclass/proxy/ProxyManager.h" | ||
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| namespace arrow::matlab::c::proxy { | ||
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| ArrayImporter::ArrayImporter() { | ||
| // Register Proxy methods. | ||
| REGISTER_METHOD(ArrayImporter, importFromC); | ||
| } | ||
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| libmexclass::proxy::MakeResult ArrayImporter::make(const libmexclass::proxy::FunctionArguments& constructor_arguments) { | ||
| return std::make_shared<ArrayImporter>(); | ||
| } | ||
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| void ArrayImporter::importFromC(libmexclass::proxy::method::Context& context) { | ||
| namespace mda = ::matlab::data; | ||
| using namespace libmexclass::proxy; | ||
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| mda::StructArray args = context.inputs[0]; | ||
| const mda::TypedArray<uint64_t> array_address_mda = args[0]["ArrowArrayAddress"]; | ||
| const mda::TypedArray<uint64_t> schema_address_mda = args[0]["ArrowSchemaAddress"]; | ||
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| const auto array_address = uint64_t(array_address_mda[0]); | ||
| const auto schema_address = uint64_t(schema_address_mda[0]); | ||
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| struct ArrowArray* arrow_array = reinterpret_cast<struct ArrowArray*>(array_address); | ||
| struct ArrowSchema* arrow_schema = reinterpret_cast<struct ArrowSchema*>(schema_address); | ||
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| MATLAB_ASSIGN_OR_ERROR_WITH_CONTEXT(std::shared_ptr<arrow::Array> array, | ||
| arrow::ImportArray(arrow_array, arrow_schema), | ||
| context, "arrow:c:ImportFailed"); | ||
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| MATLAB_ASSIGN_OR_ERROR_WITH_CONTEXT(auto array_proxy, | ||
| arrow::matlab::array::proxy::wrap(array), context, | ||
| error::UNKNOWN_PROXY_FOR_ARRAY_TYPE); | ||
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| mda::ArrayFactory factory; | ||
| const auto array_proxy_id = ProxyManager::manageProxy(array_proxy); | ||
| const auto array_proxy_id_mda = factory.createScalar(array_proxy_id); | ||
| const auto array_type_id_mda = factory.createScalar(static_cast<int32_t>(array->type_id())); | ||
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| context.outputs[0] = array_proxy_id_mda; | ||
| context.outputs[1] = array_type_id_mda; | ||
| } | ||
| } // namespace arrow::matlab::c::proxy |
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| @@ -0,0 +1,37 @@ | ||
| // 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. | ||
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| #pragma once | ||
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| #include "libmexclass/proxy/Proxy.h" | ||
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| namespace arrow::matlab::c::proxy { | ||
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| class ArrayImporter : public libmexclass::proxy::Proxy { | ||
| public: | ||
| ArrayImporter(); | ||
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| ~ArrayImporter() = default; | ||
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| static libmexclass::proxy::MakeResult make( | ||
| const libmexclass::proxy::FunctionArguments& constructor_arguments); | ||
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| protected: | ||
| void importFromC(libmexclass::proxy::method::Context& context); | ||
| }; | ||
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| } // namespace arrow::matlab::c::proxy |
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