public override void Execute(OID oid, AttributeValuesMap values)
{
var candidate = values[AttributeName];
if (candidate is OID)
{
var candidateOid = (OID)candidate;
candidate = _query.GetQueryEngine().GetObjectFromOid(candidateOid);
}
var l = ((IEnumerable)candidate).Cast<object>().ToList();
var localFromIndex = _fromIndex;
var localEndIndex = _fromIndex + _size;
// If not throw exception, we must implement
// Index Out Of Bound protection
if (!_throwExceptionIfOutOfBound)
{
// Check from index
if (localFromIndex > l.Count - 1)
localFromIndex = 0;
// Check end index
if (localEndIndex > l.Count)
localEndIndex = l.Count;
}
_sublist = new LazySimpleListOfAoi<object>(GetInstanceBuilder(), ReturnInstance());
var count = localEndIndex - localFromIndex;
var sublist = l.GetRange(localFromIndex, count);
_sublist.AddAll(sublist);
}
public override void Execute(OID oid, AttributeValuesMap values)
{
var candidate = values[AttributeName];
if (candidate is OID)
{
var candidateOid = (OID)candidate;
candidate = _query.GetQueryEngine().GetObjectFromOid(candidateOid);
}
if (!(candidate is IList || candidate is string))
throw new OdbRuntimeException(
NDatabaseError.UnsupportedOperation.AddParameter("Size() with string or collection as the argument"));
var candidateAsString = candidate as string;
if (candidateAsString != null)
{
_size = candidateAsString.Length;
}
else
{
var list = (IList)candidate;
_size = list.Count;
}
}
public override AttributeValuesMap GetValues()
{
var map = new AttributeValuesMap();
foreach (var constraint in Constraints)
map.PutAll(((IInternalConstraint)constraint).GetValues());
return map;
}
public override void Execute(OID oid, AttributeValuesMap values)
{
var number = Convert.ToDecimal(values[AttributeName]);
var bd = ValuesUtil.Convert(number);
if (bd.CompareTo(_maxValue) <= 0)
return;
_oidOfMaxValues = oid;
_maxValue = bd;
}
public AttributeValuesMap GetValues()
{
var map = new AttributeValuesMap();
if (_oid != null)
map.SetOid(_oid);
else
map.Add(AttributeName, TheObject);
return map;
}
public override void Execute(OID oid, AttributeValuesMap values)
{
_value = values[AttributeName];
if (!(_value is ICollection || IsGenericCollection(_value.GetType())))
return;
// For collection,we encapsulate it in an lazy load list that will create objects on demand
var c = ((IEnumerable) _value).Cast<object>().ToList();
var l = new LazySimpleListOfAoi<object>(GetInstanceBuilder(), ReturnInstance());
l.AddRange(c);
_value = l;
}
protected override bool MatchObjectWithOid(OID oid, bool returnObject, bool inMemory)
{
CurrentOid = oid;
// Gets a map with the values with the fields involved in the query
_values = ObjectReader.ReadObjectInfoValuesFromOID(ClassInfo, CurrentOid, true, _involvedFields,
_involvedFields, 0);
var objectMatches = true;
if (!_sodaQuery.IsForSingleOid())
{
// Then apply the query on the field values
objectMatches = _sodaQuery.Match(_values);
}
var objectInfoHeader = _values.GetObjectInfoHeader();
// Stores the next position
NextOID = objectInfoHeader.GetNextObjectOID();
return objectMatches;
}
internal static IOdbComparable BuildIndexKey(string indexName, AttributeValuesMap values, IList<string> fields)
{
if (fields.Count == 1)
return new SimpleCompareKey(values.GetComparable(fields[0]));
var keys = new IOdbComparable[fields.Count];
for (var i = 0; i < fields.Count; i++)
{
try
{
var @object = (IComparable) values[fields[i]];
keys[i] = new SimpleCompareKey(@object);
}
catch (Exception)
{
throw new OdbRuntimeException(
NDatabaseError.IndexKeysMustImplementComparable.AddParameter(indexName).AddParameter(fields[i]).
AddParameter(values[fields[i]].GetType().FullName));
}
}
return new ComposedCompareKey(keys);
}
public abstract void Execute(OID oid, AttributeValuesMap values);
public override void Execute(OID oid, AttributeValuesMap values)
{
var number = Convert.ToDecimal(values[AttributeName]);
_sum = Decimal.Add(_sum, ValuesUtil.Convert(number));
}
public override void Execute(OID oid, AttributeValuesMap values)
{
_count = Decimal.Add(_count, One);
}
public override void Execute(OID oid, AttributeValuesMap values)
{
var n = Convert.ToDecimal(values[AttributeName]);
_totalValue = Decimal.Add(_totalValue, ValuesUtil.Convert(n));
_nbValues++;
}