mirror of https://gitee.com/bigwinds/arangodb
73 lines
2.7 KiB
C++
73 lines
2.7 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2014-2016 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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////////////////////////////////////////////////////////////////////////////////
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#include "QueryExecutionState.h"
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using namespace arangodb::aql;
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/// @brief names of query phases / states
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static std::string const StateNames[] = {
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"initializing", // INITIALIZATION
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"parsing", // PARSING
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"optimizing ast", // AST_OPTIMIZATION
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"loading collections", // LOADING_COLLECTIONS
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"instantiating plan", // PLAN_INSTANTIATION
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"optimizing plan", // PLAN_OPTIMIZATION
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"executing", // EXECUTION
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"finalizing", // FINALIZATION
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"finished", // FINISHED
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"invalid" // INVALID
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};
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// make sure the state strings and the actual states match
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static_assert(sizeof(StateNames) / sizeof(std::string) ==
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static_cast<size_t>(QueryExecutionState::ValueType::INVALID_STATE) + 1,
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"invalid number of ExecutionState values");
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QueryExecutionState::ValueType QueryExecutionState::fromNumber(size_t value) {
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TRI_ASSERT(value < static_cast<size_t>(QueryExecutionState::ValueType::INVALID_STATE));
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return static_cast<QueryExecutionState::ValueType>(value);
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}
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size_t QueryExecutionState::toNumber(QueryExecutionState::ValueType value) {
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return static_cast<size_t>(value);
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}
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/// @brief get a description of the query's current state
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std::string QueryExecutionState::toString(QueryExecutionState::ValueType state) {
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return StateNames[static_cast<int>(state)];
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}
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/// @brief get a description of the query's current state, prefixed with " (while "
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std::string QueryExecutionState::toStringWithPrefix(QueryExecutionState::ValueType state) {
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return std::string(" (while " + StateNames[static_cast<int>(state)] + ")");
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}
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std::ostream& operator<<(std::ostream& stream,
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arangodb::aql::QueryExecutionState::ValueType state) {
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stream << StateNames[static_cast<int>(state)];
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return stream;
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}
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