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[result release];
[super dealloc];
}
- (size_t)count
{
return PQnfields(res);
}
- (id)objectForKey: (id)key
{
int col;
if ([key isKindOfClass: [OFNumber class]])
col = [key intValue];
else
col = PQfnumber(res, [key UTF8String]);
return [OFString stringWithUTF8String: PQgetvalue(res, row, col)];
}
- (OFEnumerator*)keyEnumerator
{
return [[[PGResultRowKeyEnumerator alloc]
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[result release];
[super dealloc];
}
- (size_t)count
{
size_t i, count, fields = PQnfields(res);
for (i = count = 0; i < fields; i++)
if (!PQgetisnull(res, row, i))
count++;
return count;
}
- (id)objectForKey: (id)key
{
int col;
if ([key isKindOfClass: [OFNumber class]])
col = [key intValue];
else
col = PQfnumber(res, [key UTF8String]);
if (PQgetisnull(res, row, col))
return nil;
return [OFString stringWithUTF8String: PQgetvalue(res, row, col)];
}
- (OFEnumerator*)keyEnumerator
{
return [[[PGResultRowKeyEnumerator alloc]
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@end
@implementation PGResultRowKeyEnumerator
- (id)nextObject
{
if (pos >= count)
return nil;
return [OFString stringWithUTF8String: PQfname(res, pos++)];
}
@end
@implementation PGResultRowObjectEnumerator
- (id)nextObject
{
if (pos >= count)
return nil;
return [OFString stringWithUTF8String: PQgetvalue(res, row, pos++)];
}
@end
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@end
@implementation PGResultRowKeyEnumerator
- (id)nextObject
{
if (pos >= count)
return nil;
while (pos < count && PQgetisnull(res, row, pos))
pos++;
if (pos >= count)
return nil;
return [OFString stringWithUTF8String: PQfname(res, pos++)];
}
@end
@implementation PGResultRowObjectEnumerator
- (id)nextObject
{
if (pos >= count)
return nil;
while (pos < count && PQgetisnull(res, row, pos))
pos++;
if (pos >= count)
return nil;
return [OFString stringWithUTF8String: PQgetvalue(res, row, pos++)];
}
@end
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