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// TDBatcher.h
// TouchDB
// Created by Jens Alfke on 12/15/11.
// Copyright (c) 2011 Couchbase, Inc. All rights reserved.
#import <Foundation/Foundation.h>
/** Utility that queues up objects until the queue fills up or a time interval elapses,
then passes objects, in groups of its capacity, to a client-supplied processor block. */
@interface TDBatcher : NSObject
NSUInteger _capacity;
NSTimeInterval _delay;
NSMutableArray* _inbox;
bool _scheduled;
NSTimeInterval _scheduledDelay;
void (^_processor)(NSArray*);
- (id) initWithCapacity: (NSUInteger)capacity
delay: (NSTimeInterval)delay
processor: (void (^)(NSArray*))block;
@property (readonly) NSUInteger count;
- (void) queueObject: (id)object;
- (void) queueObjects: (NSArray*)objects;
/** Sends queued objects to the processor block (up to the capacity). */
- (void) flush;
/** Sends _all_ the queued objects at once to the processor block.
After this method returns, all the queued objects will have been processed.*/
- (void) flushAll;
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