foundationdb/fdbclient/IConfigTransaction.h

69 lines
2.8 KiB
C++

/*
* IConfigTransaction.h
*
* This source file is part of the FoundationDB open source project
*
* Copyright 2013-2018 Apple Inc. and the FoundationDB project authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <memory>
#include "fdbclient/ConfigKnobs.h"
#include "fdbclient/ConfigTransactionInterface.h"
#include "fdbclient/ISingleThreadTransaction.h"
#include "fdbclient/NativeAPI.actor.h"
/*
* Configuration transactions are used by clients to update the configuration database, in order
* to dynamically update knobs. The interface is similar to that of regular transactions, but simpler, and
* many virtual methods of ISingleThreadTransaction are disallowed here
*/
class IConfigTransaction : public ISingleThreadTransaction {
protected:
IConfigTransaction() = default;
public:
virtual ~IConfigTransaction() = default;
static Reference<IConfigTransaction> createTestSimple(ConfigTransactionInterface const&);
static Reference<IConfigTransaction> createTestPaxos(std::vector<ConfigTransactionInterface> const&);
// Not implemented:
void setVersion(Version) override { throw client_invalid_operation(); }
Future<Key> getKey(KeySelector const& key, Snapshot snapshot = Snapshot::False) override {
throw client_invalid_operation();
}
Future<Standalone<VectorRef<const char*>>> getAddressesForKey(Key const& key) override {
throw client_invalid_operation();
}
Future<Standalone<VectorRef<KeyRef>>> getRangeSplitPoints(KeyRange const& range, int64_t chunkSize) override {
throw client_invalid_operation();
}
Future<int64_t> getEstimatedRangeSizeBytes(KeyRange const& keys) override { throw client_invalid_operation(); }
void addReadConflictRange(KeyRangeRef const& keys) override { throw client_invalid_operation(); }
void makeSelfConflicting() override { throw client_invalid_operation(); }
void atomicOp(KeyRef const& key, ValueRef const& operand, uint32_t operationType) override {
throw client_invalid_operation();
}
Future<Void> watch(Key const& key) override { throw client_invalid_operation(); }
void addWriteConflictRange(KeyRangeRef const& keys) override { throw client_invalid_operation(); }
Future<Standalone<StringRef>> getVersionstamp() override { throw client_invalid_operation(); }
// Implemented:
void getWriteConflicts(KeyRangeMap<bool>* result) override{};
};