mirror of https://gitee.com/bigwinds/arangodb
107 lines
4.1 KiB
C++
107 lines
4.1 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// @brief Aql, execution statistics
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///
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/// @file
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///
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/// DISCLAIMER
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///
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/// Copyright 2014 ArangoDB GmbH, Cologne, Germany
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/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Jan Steemann
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/// @author Copyright 2014, ArangoDB GmbH, Cologne, Germany
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/// @author Copyright 2012-2013, triAGENS GmbH, Cologne, Germany
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////////////////////////////////////////////////////////////////////////////////
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#include "Aql/ExecutionStats.h"
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#include "Basics/Exceptions.h"
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using namespace triagens::aql;
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using Json = triagens::basics::Json;
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using JsonHelper = triagens::basics::JsonHelper;
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// -----------------------------------------------------------------------------
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// --SECTION-- public methods
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// -----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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/// @brief convert the statistics to JSON
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////////////////////////////////////////////////////////////////////////////////
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Json ExecutionStats::toJson () const {
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Json json(Json::Object, 5);
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json.set("writesExecuted", Json(static_cast<double>(writesExecuted)));
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json.set("writesIgnored", Json(static_cast<double>(writesIgnored)));
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json.set("scannedFull", Json(static_cast<double>(scannedFull)));
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json.set("scannedIndex", Json(static_cast<double>(scannedIndex)));
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json.set("filtered", Json(static_cast<double>(filtered)));
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if (fullCount > -1) {
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// fullCount is exceptional. it has a default value of -1 and is
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// not reported with this value
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json.set("fullCount", Json(static_cast<double>(fullCount)));
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}
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return json;
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}
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Json ExecutionStats::toJsonStatic () {
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Json json(Json::Object, 7);
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json.set("writesExecuted", Json(0.0));
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json.set("writesIgnored", Json(0.0));
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json.set("scannedFull", Json(0.0));
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json.set("scannedIndex", Json(0.0));
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json.set("filtered", Json(0.0));
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json.set("fullCount", Json(-1.0));
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json.set("static", Json(0.0));
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return json;
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}
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ExecutionStats::ExecutionStats()
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:writesExecuted(0),
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writesIgnored(0),
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scannedFull(0),
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scannedIndex(0),
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filtered(0),
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fullCount(-1) {
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}
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ExecutionStats::ExecutionStats (triagens::basics::Json const& jsonStats) {
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if (! jsonStats.isObject()) {
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THROW_ARANGO_EXCEPTION_MESSAGE(TRI_ERROR_INTERNAL, "stats is not an object");
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}
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writesExecuted = JsonHelper::checkAndGetNumericValue<int64_t>(jsonStats.json(), "writesExecuted");
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writesIgnored = JsonHelper::checkAndGetNumericValue<int64_t>(jsonStats.json(), "writesIgnored");
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scannedFull = JsonHelper::checkAndGetNumericValue<int64_t>(jsonStats.json(), "scannedFull");
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scannedIndex = JsonHelper::checkAndGetNumericValue<int64_t>(jsonStats.json(), "scannedIndex");
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filtered = JsonHelper::checkAndGetNumericValue<int64_t>(jsonStats.json(), "filtered");
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// note: fullCount is an optional attribute!
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fullCount = JsonHelper::getNumericValue<int64_t>(jsonStats.json(), "fullCount", -1);
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}
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// -----------------------------------------------------------------------------
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// --SECTION-- END-OF-FILE
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// -----------------------------------------------------------------------------
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// Local Variables:
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// mode: outline-minor
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// outline-regexp: "/// @brief\\|/// {@inheritDoc}\\|/// @page\\|// --SECTION--\\|/// @\\}"
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// End:
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