41 lines
1.3 KiB
Objective-C
41 lines
1.3 KiB
Objective-C
/**
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* Copyright Maarten Billemont (http://www.lhunath.com, lhunath@lyndir.com)
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*
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* See the enclosed file LICENSE for license information (LGPLv3). If you did
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* not receive this file, see http://www.gnu.org/licenses/lgpl-3.0.txt
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*
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* @author Maarten Billemont <lhunath@lyndir.com>
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* @license http://www.gnu.org/licenses/lgpl-3.0.txt
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*/
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//
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// MPAlgorithm
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//
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// Created by Maarten Billemont on 16/07/12.
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// Copyright 2012 lhunath (Maarten Billemont). All rights reserved.
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//
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#import "MPAlgorithm.h"
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id<MPAlgorithm> MPAlgorithmForVersion(NSUInteger version) {
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static NSMutableDictionary *versionToAlgorithm = nil;
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if (!versionToAlgorithm)
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versionToAlgorithm = [NSMutableDictionary dictionary];
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id<MPAlgorithm> algorithm = [versionToAlgorithm objectForKey:@(version)];
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if (!algorithm) if ((algorithm = [NSClassFromString( PearlString( @"MPAlgorithmV%lu", (unsigned long)version ) ) new]))
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[versionToAlgorithm setObject:algorithm forKey:@(version)];
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return algorithm;
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}
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id<MPAlgorithm> MPAlgorithmDefaultForBundleVersion(NSString *bundleVersion) {
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if (PearlCFBundleVersionCompare( bundleVersion, @"1.3" ) == NSOrderedAscending)
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// Pre-1.3
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return MPAlgorithmForVersion( 0 );
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return MPAlgorithmDefault;
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}
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