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Annotation of Examples/EnterpriseObjects/Validation/Validation.subproj/EOAcceptsNullForScalarsObject.m, revision 1.1

1.1     ! root        1: #import "EOAcceptsNullForScalarsObject.h"
        !             2: 
        !             3: @interface EONullScalarSetter : NSObject
        !             4: + (EONullScalarSetter  *)sharedInstance;
        !             5: @end
        !             6: 
        !             7: @implementation EONullScalarSetter
        !             8: static EONullScalarSetter *_instance = nil;
        !             9: 
        !            10: + (EONullScalarSetter  *)sharedInstance
        !            11: {
        !            12:     if (!_instance)
        !            13:         _instance = [self new];
        !            14:     return _instance;
        !            15: }
        !            16: 
        !            17: - (char)charValue    {return 0;}
        !            18: - (unsigned char)unsignedCharValue    {return 0;}
        !            19: - (short)shortValue    {return 0;}
        !            20: - (unsigned short)unsignedShortValue    {return 0;}
        !            21: - (int)intValue    {return 0;}
        !            22: - (unsigned int)unsignedIntValue    {return 0;}
        !            23: - (long)longValue    {return 0;}
        !            24: - (unsigned long)unsignedLongValue    {return 0;}
        !            25: - (long long)longLongValue    {return 0;}
        !            26: - (unsigned long long)unsignedLongLongValue    {return 0;}
        !            27: - (float)floatValue    {return 0;}
        !            28: - (double)doubleValue    {return 0;}
        !            29: - (BOOL)boolValue    {return 0;}
        !            30: - (NSString *)stringValue    {return 0;}
        !            31: @end
        !            32: 
        !            33: 
        !            34: @implementation EOAcceptsNullForScalarsObject
        !            35: 
        !            36: - (void)unableToSetNullForKey:(NSString *)key
        !            37: {
        !            38:     id value = [EONullScalarSetter sharedInstance];
        !            39:     [self takeValuesFromDictionary:[NSDictionary dictionaryWithObjects:&value forKeys:&key count:1]];
        !            40: }
        !            41: @end

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