86 lines
3.4 KiB
Objective-C
86 lines
3.4 KiB
Objective-C
/*
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* Copyright 2017 Google
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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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#import <Foundation/Foundation.h>
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@class FIndexedNode;
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@class FListenProvider;
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@protocol FNode;
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@class FPath;
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@protocol FEventRegistration;
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@protocol FPersistedServerCache;
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@class FQuerySpec;
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@class FCompoundWrite;
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@class FPersistenceManager;
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@class FCompoundHash;
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@protocol FClock;
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@protocol FSyncTreeHash <NSObject>
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- (NSString *)simpleHash;
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- (FCompoundHash *)compoundHash;
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- (BOOL)includeCompoundHash;
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@end
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@interface FSyncTree : NSObject
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- (id)initWithListenProvider:(FListenProvider *)provider;
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- (id)initWithPersistenceManager:(FPersistenceManager *)persistenceManager
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listenProvider:(FListenProvider *)provider;
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// These methods all return NSArray of FEvent
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- (NSArray *)applyUserOverwriteAtPath:(FPath *)path
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newData:(id<FNode>)newData
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writeId:(NSInteger)writeId
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isVisible:(BOOL)visible;
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- (NSArray *)applyUserMergeAtPath:(FPath *)path
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changedChildren:(FCompoundWrite *)changedChildren
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writeId:(NSInteger)writeId;
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- (NSArray *)ackUserWriteWithWriteId:(NSInteger)writeId
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revert:(BOOL)revert
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persist:(BOOL)persist
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clock:(id<FClock>)clock;
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- (NSArray *)applyServerOverwriteAtPath:(FPath *)path
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newData:(id<FNode>)newData;
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- (NSArray *)applyServerMergeAtPath:(FPath *)path
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changedChildren:(FCompoundWrite *)changedChildren;
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- (NSArray *)applyServerRangeMergeAtPath:(FPath *)path
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updates:(NSArray *)ranges;
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- (NSArray *)applyTaggedQueryOverwriteAtPath:(FPath *)path
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newData:(id<FNode>)newData
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tagId:(NSNumber *)tagId;
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- (NSArray *)applyTaggedQueryMergeAtPath:(FPath *)path
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changedChildren:(FCompoundWrite *)changedChildren
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tagId:(NSNumber *)tagId;
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- (NSArray *)applyTaggedServerRangeMergeAtPath:(FPath *)path
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updates:(NSArray *)ranges
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tagId:(NSNumber *)tagId;
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- (NSArray *)addEventRegistration:(id<FEventRegistration>)eventRegistration
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forQuery:(FQuerySpec *)query;
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- (NSArray *)removeEventRegistration:(id<FEventRegistration>)eventRegistration
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forQuery:(FQuerySpec *)query
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cancelError:(NSError *)cancelError;
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- (void)keepQuery:(FQuerySpec *)query synced:(BOOL)keepSynced;
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- (NSArray *)removeAllWrites;
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- (FIndexedNode *)persistenceServerCache:(FQuerySpec *)querySpec;
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- (id<FNode>)getServerValue:(FQuerySpec *)query;
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- (id<FNode>)calcCompleteEventCacheAtPath:(FPath *)path
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excludeWriteIds:(NSArray *)writeIdsToExclude;
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@end
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