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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "fileconfigsnapshotreader.h"
#include "jsonconfigformatter.h"
#include <vespa/config/common/exceptions.h>
#include <fstream>
#include <sstream>
namespace config {
FileConfigSnapshotReader::FileConfigSnapshotReader(const vespalib::string & fileName)
: _fileName(fileName)
{
}
ConfigSnapshot
FileConfigSnapshotReader::read()
{
std::ifstream file(_fileName.c_str());
if (!file.is_open())
throw ConfigReadException("error: unable to read file '%s'", _fileName.c_str());
std::stringstream buf;
buf << file.rdbuf();
ConfigDataBuffer buffer;
buffer.setEncodedString(buf.str());
JsonConfigFormatter formatter(true);
formatter.decode(buffer);
ConfigSnapshot snapshot;
snapshot.deserialize(buffer);
return snapshot;
}
} // namespace config
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