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Diffstat (limited to 'Frameworks/SPMySQLFramework/Source/SPMySQLArrayAdditions.h')
| -rw-r--r-- | Frameworks/SPMySQLFramework/Source/SPMySQLArrayAdditions.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/Frameworks/SPMySQLFramework/Source/SPMySQLArrayAdditions.h b/Frameworks/SPMySQLFramework/Source/SPMySQLArrayAdditions.h new file mode 100644 index 00000000..46c6d8e0 --- /dev/null +++ b/Frameworks/SPMySQLFramework/Source/SPMySQLArrayAdditions.h @@ -0,0 +1,50 @@ +// +// $Id$ +// +// SPMySQLArrayAdditions.h +// SPMySQLFramework +// +// Created by Rowan Beentje (rowan.beent.je) on February 23, 2012 +// Copyright (c) 2012 Rowan Beentje. All rights reserved. +// +// Permission is hereby granted, free of charge, to any person +// obtaining a copy of this software and associated documentation +// files (the "Software"), to deal in the Software without +// restriction, including without limitation the rights to use, +// copy, modify, merge, publish, distribute, sublicense, and/or sell +// copies of the Software, and to permit persons to whom the +// Software is furnished to do so, subject to the following +// conditions: +// +// The above copyright notice and this permission notice shall be +// included in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES +// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT +// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, +// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING +// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +// OTHER DEALINGS IN THE SOFTWARE. +// +// More info at <http://code.google.com/p/sequel-pro/> + +/** + * Set up a static function to allow fast mutable array insertion using + * cached selectors. + * At least in 10.7, inserting items into an array at a known point + * using NSMutableArray methods appears to be the fastest way of adding + * items to a CF/NSMutableArray. + */ +static inline void SPMySQLMutableArrayInsertObject(NSMutableArray *self, id anObject, NSUInteger anIndex) +{ + typedef id (*SPMySQLMutableArrayInsertObjectPtr)(NSMutableArray*, SEL, id, NSUInteger); + static SPMySQLMutableArrayInsertObjectPtr cachedMethodPointer; + static SEL cachedSelector; + + if (!cachedSelector) cachedSelector = @selector(insertObject:atIndex:); + if (!cachedMethodPointer) cachedMethodPointer = (SPMySQLMutableArrayInsertObjectPtr)[self methodForSelector:cachedSelector]; + + cachedMethodPointer(self, cachedSelector, anObject, anIndex); +} |