/// <summary>
/// This is called for each new result set (in a multi-resultset query).
/// </summary>
private void ParseResultSet()
{
ColumnNameMap = _dr.GetColumnNameMap();
ColumnIndexMap = _dr.GetColumnIndexMap();
if (this.CurrentOutputType != null)
{
this.HasChildCollectionMembers = ModelCache.HasChildCollectionMembers(this.CurrentOutputType);
this.HasReferencedObjectMembers = ModelCache.HasReferencedObjectMembers(this.CurrentOutputType);
ColumnMemberLookup = ModelCache.GetColumnMemberStandardizedLookup(CurrentOutputType);
ColumnMemberIndexMap = new List <ColumnMember>();
foreach (var name in ColumnIndexMap)
{
ColumnMember member = null;
if (ColumnMemberLookup.TryGetValue(name, out member))
{
ColumnMemberIndexMap.Add(member);
}
}
if (!HasReferencedObjectMembers)
{
_setInstanceValuesFn = ModelCache.GetSetInstanceValuesDelegate(this);
}
}
}
private static void AddColumnParameter(ColumnMember cm, object myObject, DbCommand cmd, String connectionName)
{
object value = cm.Property.GetValue(myObject, null).DBNullCoalese();
if (!ModelValidation.CheckNullStateForColumn(cm, value))
{
throw new InvalidColumnDataException(cm.ColumnAttribute, value);
}
if (!ModelValidation.CheckLengthForColumn(cm, value))
{
if (cm.ColumnAttribute.MaxStringLength != default(Int32) && cm.ColumnAttribute.ShouldTrimLongStrings && value != null)
{
value = value.ToString().Substring(0, cm.ColumnAttribute.MaxStringLength - 1);
}
else
{
throw new InvalidColumnDataException(cm.ColumnAttribute, value);
}
}
if (cm.ColumnAttribute.SqlDbType == null)
{
Execute.Utility.AddParameterToCommand(cm.Name, value, cmd, connectionName);
}
else
{
Execute.Utility.AddParameterToCommand(cm.Name, value, cmd, connectionName, cm.ColumnAttribute.SqlDbType);
}
}
public static Member MemberForExpression(MemberExpression memberExp, Dictionary <String, Member> members)
{
var visitedNames = new List <String>();
var com = new ColumnMember(memberExp.Member as PropertyInfo);
visitedNames.Add(com.Name);
var visitedMemberExp = memberExp;
while (visitedMemberExp.Expression.NodeType == ExpressionType.MemberAccess)
{
visitedMemberExp = memberExp.Expression as MemberExpression;
if (visitedMemberExp.Member is PropertyInfo)
{
ReferencedObjectMember rom = new ReferencedObjectMember(visitedMemberExp.Member as PropertyInfo);
visitedNames.Add(rom.Name);
}
else
{
return(null); //abort!
}
}
visitedNames.Reverse();
var fullName = String.Join(".", visitedNames);
Member member;
members.TryGetValue(fullName, out member);
return(member);
}
public object Get(ColumnMember member, String columnName = null)
{
var columnIndex = GetColumnIndex(columnName ?? member.Name);
if (columnIndex != null)
{
return(Get(member.Type, columnIndex.Value, member.IsNullableType, member.UnderlyingGenericType));
}
return(ReflectionHelper.GetDefault(member.Type));
}
private void WriteColumn(ColumnMember column)
{
if (!String.IsNullOrEmpty(column.TableAlias))
{
Buffer.AppendFormat("{0}.{1}", WrapName(column.TableAlias, true), WrapName(column.Name));
}
else
{
Buffer.AppendFormat("{0}", WrapName(column.Name));
}
}
public static Boolean CheckNullStateForColumn(ColumnMember cm, object value)
{
if (!cm.ColumnAttribute.CanBeNull)
{
return(ReflectionHelper.IsSet(value));
}
else
{
return(true);
}
}
public static Boolean CheckLengthForColumn(ColumnMember cm, object value)
{
if (value == null)
{
return(true);
}
if (value is String && cm.ColumnAttribute.MaxStringLength != default(Int32))
{
return(value.ToString().Length <= cm.ColumnAttribute.MaxStringLength);
}
else
{
return(true);
}
}
