public IEnumerable <IConceptInfo> CreateNewConcepts(SqlIndexMultipleInfo conceptInfo, IDslModel existingConcepts)
{
var newConcepts = new List <IConceptInfo>();
conceptInfo.CheckSemantics(existingConcepts);
var names = conceptInfo.PropertyNames.Split(' ');
if (names.Distinct().Count() != names.Count())
{
throw new DslSyntaxException(conceptInfo, "Duplicate property name in index list '" + conceptInfo.PropertyNames + "'.");
}
if (!names.Any())
{
throw new DslSyntaxException(conceptInfo, "Empty property list.");
}
SqlIndexMultiplePropertyInfo lastIndexProperty = null;
for (int i = 0; i < names.Count(); i++)
{
var property = new PropertyInfo {
DataStructure = conceptInfo.DataStructure, Name = names[i]
};
SqlIndexMultiplePropertyInfo indexProperty;
if (i == 0)
{
indexProperty = new SqlIndexMultiplePropertyInfo {
SqlIndex = conceptInfo, Property = property
}
}
;
else
{
indexProperty = new SqlIndexMultipleFollowingPropertyInfo {
SqlIndex = conceptInfo, Property = property, PreviousIndexProperty = lastIndexProperty
}
};
newConcepts.Add(indexProperty);
lastIndexProperty = indexProperty;
}
return(newConcepts);
}
}
public IEnumerable<IConceptInfo> CreateNewConcepts(IEnumerable<IConceptInfo> existingConcepts)
{
var newConcepts = new List<IConceptInfo>();
CheckSemantics(existingConcepts);
var names = PropertyNames.Split(' ');
if (names.Distinct().Count() != names.Count())
throw new DslSyntaxException(this, "Duplicate property name in index list '" + PropertyNames + "'.");
if (names.Count() == 0)
throw new DslSyntaxException(this, "Empty property list.");
SqlIndexMultiplePropertyInfo lastIndexProperty = null;
for (int i = 0; i < names.Count(); i++)
{
var property = new PropertyInfo { DataStructure = DataStructure, Name = names[i] };
SqlIndexMultiplePropertyInfo indexProperty;
if (i == 0)
indexProperty = new SqlIndexMultiplePropertyInfo { SqlIndex = this, Property = property };
else
indexProperty = new SqlIndexMultipleFollowingPropertyInfo { SqlIndex = this, Property = property, PreviousIndexProperty = lastIndexProperty };
newConcepts.Add(indexProperty);
lastIndexProperty = indexProperty;
}
return newConcepts;
}