| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | #include "RCDBReader.h" | ||
| 2 | #include "GlobalParam.h" | ||
| 3 | |||
| 4 | namespace iguana { | ||
| 5 | |||
| 6 |
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8 | RCDBReader::RCDBReader(std::string_view name, Logger::Level lev) : Object(name, lev) |
| 7 | { | ||
| 8 | #ifdef USE_RCDB | ||
| 9 | |||
| 10 | // choose the RCDB URL, from the following priority ordering | ||
| 11 | // 1. try `GlobalRcdbUrl` | ||
| 12 |
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16 | m_url = GlobalRcdbUrl(); |
| 13 |
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8 | if(!m_url.empty()) |
| 14 | ✗ | m_log->Debug("RCDB URL set from 'iguana::GlobalRcdbUrl': {:?}", m_url); | |
| 15 | else { | ||
| 16 | // 2. try env var `RCDB_CONNECTION` | ||
| 17 |
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8 | if(auto url_ptr{std::getenv("RCDB_CONNECTION")}; url_ptr != nullptr) |
| 18 |
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16 | m_url = std::string(url_ptr); |
| 19 |
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8 | if(!m_url.empty()) |
| 20 |
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16 | m_log->Debug("RCDB URL set from env var 'RCDB_CONNECTION': {:?}", m_url); |
| 21 | else { | ||
| 22 | // 3. fallback to default value | ||
| 23 | ✗ | m_log->Warn("RCDB URL not set; you may choose a URL with the environment variable 'RCDB_CONNECTION' or with the global parameter 'iguana::GlobalRcdbUrl'; for now, let's proceed with the URL set to {:?}", m_default_url); | |
| 24 | m_url = m_default_url; | ||
| 25 | ✗ | m_log->Debug("RCDB URL set from default fallback: {:?}", m_url); | |
| 26 | } | ||
| 27 | } | ||
| 28 | |||
| 29 | // then start the connection | ||
| 30 |
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8 | m_rcdb_connection = std::make_unique<rcdb::Connection>(m_url, true); |
| 31 | |||
| 32 | #endif | ||
| 33 | 8 | } | |
| 34 | |||
| 35 | 8 | double RCDBReader::GetBeamEnergy(int const runnum) | |
| 36 | { | ||
| 37 | double const default_value = 10.6; | ||
| 38 | #ifdef USE_RCDB | ||
| 39 |
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16 | auto cnd = m_rcdb_connection->GetCondition(runnum, "beam_energy"); |
| 40 |
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8 | if(!cnd) { |
| 41 | ✗ | m_log->Error("Failed to find beam energy from RCDB for run {}; assuming it is {} GeV", runnum, default_value); | |
| 42 | ✗ | return default_value; | |
| 43 | } | ||
| 44 |
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8 | return cnd->ToDouble() / 1e3; // convert [MeV] -> [GeV] |
| 45 | #else | ||
| 46 | std::call_once(m_error_once, [&]() { m_log->Error("RCDB dependency not found; RCDBReader::GetBeamEnergy will return the default value of {} GeV.", default_value); }); | ||
| 47 | return default_value; | ||
| 48 | #endif | ||
| 49 | } | ||
| 50 | |||
| 51 | } | ||
| 52 |