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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.
*/
#include "CustomAttributes.hh"
#include <map>
#include <memory>
#include "Exception.hh"
namespace avro {
boost::optional<std::string> CustomAttributes::getAttribute(const std::string &name) const {
boost::optional<std::string> result;
std::map<std::string, std::string>::const_iterator iter =
attributes_.find(name);
if (iter == attributes_.end()) {
return result;
}
result = iter->second;
return result;
}
void CustomAttributes::addAttribute(const std::string& name,
const std::string& value) {
auto iter_and_find =
attributes_.insert(std::pair<std::string, std::string>(name, value));
if (!iter_and_find.second) {
throw Exception(name + " already exists and cannot be added");
}
}
void CustomAttributes::printJson(std::ostream& os,
const std::string& name) const {
if (attributes().find(name) == attributes().end()) {
throw Exception(name + " doesn't exist");
}
os << "\"" << name << "\": \"" << attributes().at(name) << "\"";
}
} // namespace avro
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