mirror of https://gitee.com/bigwinds/arangodb
142 lines
4.6 KiB
C++
142 lines
4.6 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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#ifndef ARANGOD_UTILS_OPERATION_RESULT_H
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#define ARANGOD_UTILS_OPERATION_RESULT_H 1
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#include "Basics/Common.h"
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#include "Basics/Result.h"
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#include <velocypack/Buffer.h>
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#include <velocypack/Options.h>
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#include <velocypack/Slice.h>
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#include <velocypack/velocypack-aliases.h>
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namespace arangodb {
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//TODO FIXME -- This class shoulb be based on the arangodb::Result class
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struct OperationResult {
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OperationResult()
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: code(TRI_ERROR_NO_ERROR), wasSynchronous(false) {}
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explicit OperationResult(int code)
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: buffer(std::make_shared<VPackBuffer<uint8_t>>()),
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customTypeHandler(),
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code(code),
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wasSynchronous(false) {
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if (code != TRI_ERROR_NO_ERROR) {
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errorMessage = TRI_errno_string(code);
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}
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}
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OperationResult(OperationResult&& other)
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: buffer(std::move(other.buffer)),
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customTypeHandler(std::move(other.customTypeHandler)),
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errorMessage(std::move(other.errorMessage)),
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code(other.code),
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wasSynchronous(other.wasSynchronous),
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countErrorCodes(std::move(other.countErrorCodes)) {}
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OperationResult& operator=(OperationResult&& other) {
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if (this != &other) {
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buffer = std::move(other.buffer);
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customTypeHandler = std::move(other.customTypeHandler);
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errorMessage = std::move(other.errorMessage);
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code = other.code;
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wasSynchronous = other.wasSynchronous;
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countErrorCodes = std::move(other.countErrorCodes);
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}
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return *this;
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}
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OperationResult(int code, std::string const& message)
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: buffer(std::make_shared<VPackBuffer<uint8_t>>()),
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customTypeHandler(),
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errorMessage(message),
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code(code),
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wasSynchronous(false) {
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TRI_ASSERT(code != TRI_ERROR_NO_ERROR);
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}
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//TODO FIXME -- more and better ctors for creation from Result
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explicit OperationResult(Result const& other)
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: buffer(std::make_shared<VPackBuffer<uint8_t>>()),
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customTypeHandler(),
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errorMessage(other.errorMessage()),
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code(other.errorNumber()),
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wasSynchronous(false) {}
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OperationResult(std::shared_ptr<VPackBuffer<uint8_t>> const& buffer,
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std::shared_ptr<VPackCustomTypeHandler> const& handler,
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std::string const& message, int code, bool wasSynchronous)
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: buffer(buffer),
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customTypeHandler(handler),
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errorMessage(message),
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code(code),
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wasSynchronous(wasSynchronous) {}
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OperationResult(std::shared_ptr<VPackBuffer<uint8_t>> const& buffer,
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std::shared_ptr<VPackCustomTypeHandler> const& handler,
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std::string const& message, int code, bool wasSynchronous,
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std::unordered_map<int, size_t> const& countErrorCodes)
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: buffer(buffer),
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customTypeHandler(handler),
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errorMessage(message),
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code(code),
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wasSynchronous(wasSynchronous),
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countErrorCodes(countErrorCodes) {}
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~OperationResult() {}
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bool successful() const {
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return code == TRI_ERROR_NO_ERROR;
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}
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bool failed() const {
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return !successful();
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}
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inline VPackSlice slice() const {
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TRI_ASSERT(buffer != nullptr);
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return VPackSlice(buffer->data());
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}
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// TODO: add a slice that points to either buffer or raw data
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std::shared_ptr<VPackBuffer<uint8_t>> buffer;
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std::shared_ptr<VPackCustomTypeHandler> customTypeHandler;
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std::string errorMessage;
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int code;
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bool wasSynchronous;
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// Executive summary for baby operations: reports all errors that did occur
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// during these operations. Details are stored in the respective positions of
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// the failed documents.
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std::unordered_map<int, size_t> countErrorCodes;
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};
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}
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#endif
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