diff options
author | Paul Beusterien <paulbeusterien@google.com> | 2017-05-15 12:27:07 -0700 |
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committer | Paul Beusterien <paulbeusterien@google.com> | 2017-05-15 12:27:07 -0700 |
commit | 98ba64449a632518bd2b86fe8d927f4a960d3ddc (patch) | |
tree | 131d9c4272fa6179fcda6c5a33fcb3b1bd57ad2e /Firebase/Database/Core/View/FChange.m | |
parent | 32461366c9e204a527ca05e6e9b9404a2454ac51 (diff) |
Initial
Diffstat (limited to 'Firebase/Database/Core/View/FChange.m')
-rw-r--r-- | Firebase/Database/Core/View/FChange.m | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/Firebase/Database/Core/View/FChange.m b/Firebase/Database/Core/View/FChange.m new file mode 100644 index 0000000..893fce4 --- /dev/null +++ b/Firebase/Database/Core/View/FChange.m @@ -0,0 +1,65 @@ +/* + * Copyright 2017 Google + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#import "FChange.h" + +@interface FChange () + +@property (nonatomic, strong, readwrite) NSString *prevKey; + +@end + +@implementation FChange + +- (id)initWithType:(FIRDataEventType)type indexedNode:(FIndexedNode *)indexedNode +{ + return [self initWithType:type indexedNode:indexedNode childKey:nil oldIndexedNode:nil]; +} + +- (id)initWithType:(FIRDataEventType)type indexedNode:(FIndexedNode *)indexedNode childKey:(NSString *)childKey +{ + return [self initWithType:type indexedNode:indexedNode childKey:childKey oldIndexedNode:nil]; +} + +- (id)initWithType:(FIRDataEventType)type + indexedNode:(FIndexedNode *)indexedNode + childKey:(NSString *)childKey + oldIndexedNode:(FIndexedNode *)oldIndexedNode +{ + self = [super init]; + if (self != nil) { + self->_type = type; + self->_indexedNode = indexedNode; + self->_childKey = childKey; + self->_oldIndexedNode = oldIndexedNode; + } + return self; +} + +- (FChange *) changeWithPrevKey:(NSString *)prevKey { + FChange *newChange = [[FChange alloc] initWithType:self.type + indexedNode:self.indexedNode + childKey:self.childKey + oldIndexedNode:self.oldIndexedNode]; + newChange.prevKey = prevKey; + return newChange; +} + +- (NSString *) description { + return [NSString stringWithFormat:@"event: %d, data: %@", (int)self.type, [self.indexedNode.node val]]; +} + +@end |