| /** |
| * 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 <fstream> |
| #include <complex> |
| |
| #include "cpx.hh" |
| |
| #include "avro/Compiler.hh" |
| #include "avro/Encoder.hh" |
| #include "avro/Decoder.hh" |
| #include "avro/Specific.hh" |
| #include "avro/Generic.hh" |
| |
| int |
| main() |
| { |
| std::ifstream ifs("cpx.json"); |
| |
| avro::ValidSchema cpxSchema; |
| avro::compileJsonSchema(ifs, cpxSchema); |
| |
| std::auto_ptr<avro::OutputStream> out = avro::memoryOutputStream(); |
| avro::EncoderPtr e = avro::binaryEncoder(); |
| e->init(*out); |
| c::cpx c1; |
| c1.re = 100.23; |
| c1.im = 105.77; |
| avro::encode(*e, c1); |
| |
| std::auto_ptr<avro::InputStream> in = avro::memoryInputStream(*out); |
| avro::DecoderPtr d = avro::binaryDecoder(); |
| d->init(*in); |
| |
| avro::GenericDatum datum(cpxSchema); |
| avro::decode(*d, datum); |
| std::cout << "Type: " << datum.type() << std::endl; |
| if (datum.type() == avro::AVRO_RECORD) { |
| const avro::GenericRecord& r = datum.value<avro::GenericRecord>(); |
| std::cout << "Field-count: " << r.fieldCount() << std::endl; |
| if (r.fieldCount() == 2) { |
| const avro::GenericDatum& f0 = r.fieldAt(0); |
| if (f0.type() == avro::AVRO_DOUBLE) { |
| std::cout << "Real: " << f0.value<double>() << std::endl; |
| } |
| const avro::GenericDatum& f1 = r.fieldAt(1); |
| if (f1.type() == avro::AVRO_DOUBLE) { |
| std::cout << "Imaginary: " << f1.value<double>() << std::endl; |
| } |
| } |
| } |
| return 0; |
| } |