protected override IMappingObjectExpression VisitNew(NewExpression exp)
{
IMappingObjectExpression result = new MappingObjectExpression(exp.Constructor);
ParameterInfo[] parames = exp.Constructor.GetParameters();
for (int i = 0; i < parames.Length; i++)
{
ParameterInfo pi = parames[i];
Expression argExp = exp.Arguments[i];
if (Utils.IsMapType(pi.ParameterType))
{
DbExpression dbExpression = this.VisistExpression(argExp);
result.AddConstructorParameter(pi, dbExpression);
}
else
{
IMappingObjectExpression subResult = this.Visit(argExp);
result.AddConstructorEntityParameter(pi, subResult);
}
}
return(result);
}
public IMappingObjectExpression ToNewObjectExpression(DbSqlQueryExpression sqlQuery, DbTable table)
{
List <DbColumnSegment> columnList = sqlQuery.ColumnSegments;
MappingObjectExpression moe = new MappingObjectExpression(this.ConstructorDescriptor);
MappingObjectExpression mappingMembers = this;
foreach (var kv in this.ConstructorParameters)
{
ParameterInfo pi = kv.Key;
DbExpression exp = kv.Value;
DbColumnAccessExpression cae = null;
cae = MappingObjectExpressionHelper.ParseColumnAccessExpression(sqlQuery, table, exp, pi.Name);
moe.AddConstructorParameter(pi, cae);
}
foreach (var kv in mappingMembers.ConstructorEntityParameters)
{
ParameterInfo pi = kv.Key;
IMappingObjectExpression val = kv.Value;
IMappingObjectExpression navMappingMember = val.ToNewObjectExpression(sqlQuery, table);
moe.AddConstructorEntityParameter(pi, navMappingMember);
}
foreach (var kv in mappingMembers.SelectedMembers)
{
MemberInfo member = kv.Key;
DbExpression exp = kv.Value;
DbColumnAccessExpression cae = null;
cae = MappingObjectExpressionHelper.ParseColumnAccessExpression(sqlQuery, table, exp, member.Name);
moe.AddMemberExpression(member, cae);
if (exp == this.PrimaryKey)
{
moe.PrimaryKey = cae;
if (this.NullChecking == this.PrimaryKey)
{
moe.NullChecking = cae;
}
}
}
foreach (var kv in mappingMembers.SubResultEntities)
{
MemberInfo member = kv.Key;
IMappingObjectExpression val = kv.Value;
IMappingObjectExpression navMappingMember = val.ToNewObjectExpression(sqlQuery, table);
moe.AddNavMemberExpression(member, navMappingMember);
}
if (moe.NullChecking == null)
{
moe.NullChecking = MappingObjectExpressionHelper.TryGetOrAddNullChecking(sqlQuery, table, this.NullChecking);
}
return(moe);
}
