107 lines
4.4 KiB
C++
107 lines
4.4 KiB
C++
/*
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* IClientApi.h
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*
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* This source file is part of the FoundationDB open source project
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*
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* Copyright 2013-2018 Apple Inc. and the FoundationDB project authors
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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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#ifndef FDBCLIENT_ICLIENTAPI_H
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#define FDBCLIENT_ICLIENTAPI_H
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#pragma once
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#include "fdbclient/FDBOptions.g.h"
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#include "fdbclient/FDBTypes.h"
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#include "flow/ThreadHelper.actor.h"
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class ITransaction {
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public:
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virtual ~ITransaction() {}
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virtual void cancel() = 0;
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virtual void setVersion(Version v) = 0;
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virtual ThreadFuture<Version> getReadVersion() = 0;
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// These functions that read data return Standalone<...> objects, but these objects are not required to manage their own memory.
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// It is guaranteed, however, that the ThreadFuture will hold a reference to the memory. It will persist until the ThreadFuture's
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// ThreadSingleAssignmentVar has its memory released or it is destroyed.
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virtual ThreadFuture<Optional<Value>> get(const KeyRef& key, bool snapshot=false) = 0;
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virtual ThreadFuture<Key> getKey(const KeySelectorRef& key, bool snapshot=false) = 0;
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virtual ThreadFuture<Standalone<RangeResultRef>> getRange(const KeySelectorRef& begin, const KeySelectorRef& end, int limit, bool snapshot=false, bool reverse=false) = 0;
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virtual ThreadFuture<Standalone<RangeResultRef>> getRange(const KeySelectorRef& begin, const KeySelectorRef& end, GetRangeLimits limits, bool snapshot=false, bool reverse=false) = 0;
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virtual ThreadFuture<Standalone<RangeResultRef>> getRange(const KeyRangeRef& keys, int limit, bool snapshot=false, bool reverse=false) = 0;
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virtual ThreadFuture<Standalone<RangeResultRef>> getRange( const KeyRangeRef& keys, GetRangeLimits limits, bool snapshot=false, bool reverse=false) = 0;
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virtual ThreadFuture<Standalone<VectorRef<const char*>>> getAddressesForKey(const KeyRef& key) = 0;
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virtual ThreadFuture<Standalone<StringRef>> getVersionstamp() = 0;
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virtual void addReadConflictRange(const KeyRangeRef& keys) = 0;
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virtual ThreadFuture<int64_t> getEstimatedRangeSizeBytes(const KeyRangeRef& keys) = 0;
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virtual ThreadFuture<Standalone<VectorRef<KeyRef>>> getRangeSplitPoints(const KeyRangeRef& range,
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int64_t chunkSize) = 0;
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virtual void atomicOp(const KeyRef& key, const ValueRef& value, uint32_t operationType) = 0;
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virtual void set(const KeyRef& key, const ValueRef& value) = 0;
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virtual void clear(const KeyRef& begin, const KeyRef& end) = 0;
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virtual void clear(const KeyRangeRef& range) = 0;
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virtual void clear(const KeyRef& key) = 0;
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virtual ThreadFuture<Void> watch(const KeyRef& key) = 0;
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virtual void addWriteConflictRange(const KeyRangeRef& keys) = 0;
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virtual ThreadFuture<Void> commit() = 0;
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virtual Version getCommittedVersion() = 0;
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virtual ThreadFuture<int64_t> getApproximateSize() = 0;
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virtual void setOption(FDBTransactionOptions::Option option, Optional<StringRef> value=Optional<StringRef>()) = 0;
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virtual ThreadFuture<Void> onError(Error const& e) = 0;
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virtual void reset() = 0;
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virtual void addref() = 0;
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virtual void delref() = 0;
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};
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class IDatabase {
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public:
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virtual ~IDatabase() {}
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virtual Reference<ITransaction> createTransaction() = 0;
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virtual void setOption(FDBDatabaseOptions::Option option, Optional<StringRef> value = Optional<StringRef>()) = 0;
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virtual void addref() = 0;
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virtual void delref() = 0;
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};
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class IClientApi {
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public:
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virtual ~IClientApi() {}
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virtual void selectApiVersion(int apiVersion) = 0;
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virtual const char* getClientVersion() = 0;
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virtual void setNetworkOption(FDBNetworkOptions::Option option, Optional<StringRef> value = Optional<StringRef>()) = 0;
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virtual void setupNetwork() = 0;
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virtual void runNetwork() = 0;
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virtual void stopNetwork() = 0;
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virtual Reference<IDatabase> createDatabase(const char *clusterFilePath) = 0;
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virtual void addNetworkThreadCompletionHook(void (*hook)(void*), void *hookParameter) = 0;
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};
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#endif
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