You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

53 lines
2.2 KiB

/*
* Firebase iOS Client Library
*
* Copyright © 2013 Firebase - All Rights Reserved
* https://www.firebase.com
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binaryform must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY FIREBASE AS IS AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL FIREBASE BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#import <Foundation/Foundation.h>
#import "FMutableData.h"
/**
* Used for runTransactionBlock:. An FTransactionResult instance is a container for the results of the transaction.
*/
@interface FTransactionResult : NSObject
/**
* Used for runTransactionBlock:. Indicates that the new value should be saved at this location
*
* @param value An FMutableData instance containing the new value to be set
* @return An FTransactionResult instance that can be used as a return value from the block given to runTransactionBlock:
*/
+ (FTransactionResult *) successWithValue:(FMutableData *)value;
/**
* Used for runTransactionBlock:. Indicates that the current transaction should no longer proceed.
*
* @return An FTransactionResult instance that can be used as a return value from the block given to runTransactionBlock:
*/
+ (FTransactionResult *) abort;
@end