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//
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// Copyright (c) 2017 Open Whisper Systems. All rights reserved.
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//
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NS_ASSUME_NONNULL_BEGIN
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@class TSStorageManager;
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@class YapDatabaseReadTransaction;
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@interface OWSIncomingMessageFinder : NSObject
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- (instancetype)initWithStorageManager:(TSStorageManager *)storageManager NS_DESIGNATED_INITIALIZER;
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/**
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* Must be called before using this finder.
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*/
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+ (void)asyncRegisterExtensionWithStorageManager:(TSStorageManager *)storageManager;
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/**
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* Detects existance of a duplicate incoming message.
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*/
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- (BOOL)existsMessageWithTimestamp:(uint64_t)timestamp
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sourceId:(NSString *)sourceId
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sourceDeviceId:(uint32_t)sourceDeviceId
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transaction:(YapDatabaseReadTransaction *)transaction;
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@end
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NS_ASSUME_NONNULL_END
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