mirror of
https://github.com/firebase/firebase-ios-sdk
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54 lines
1.6 KiB
Objective-C
54 lines
1.6 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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@protocol FNode;
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@protocol FOperation;
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@protocol FEventRegistration;
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@class FWriteTreeRef;
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@class FQuerySpec;
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@class FChange;
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@class FPath;
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@class FViewCache;
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@interface FViewOperationResult : NSObject
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@property (nonatomic, strong, readonly) NSArray* changes;
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@property (nonatomic, strong, readonly) NSArray* events;
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@end
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@interface FView : NSObject
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@property (nonatomic, strong, readonly) FQuerySpec *query;
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- (id) initWithQuery:(FQuerySpec *)query initialViewCache:(FViewCache *)initialViewCache;
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- (id<FNode>) eventCache;
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- (id<FNode>) serverCache;
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- (id<FNode>) completeServerCacheFor:(FPath*)path;
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- (BOOL) isEmpty;
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- (void) addEventRegistration:(id<FEventRegistration>)eventRegistration;
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- (NSArray *) removeEventRegistration:(id<FEventRegistration>)eventRegistration cancelError:(NSError *)cancelError;
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- (FViewOperationResult *) applyOperation:(id <FOperation>)operation writesCache:(FWriteTreeRef *)writesCache serverCache:(id <FNode>)optCompleteServerCache;
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- (NSArray *) initialEvents:(id<FEventRegistration>)registration;
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@end
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