/// <summary>
/// Constructor.
/// </summary>
protected SqlStatementCreator(EntityType entityType, EntityField[] fields)
{
if (entityType == null)
{
throw new ArgumentNullException("entityType");
}
if (fields == null)
{
throw new ArgumentNullException("fields");
}
// set...
_entityType = entityType;
// mjr - 12-10-2005 - setup the dialect...
if (entityType.HasDatabaseName)
{
// mjr - 12-10-2005 - this needs to be refactored (not ideal)...
using (IConnection connection = Database.CreateConnection(entityType.DatabaseName))
this.Dialect = connection.Dialect;
}
else
{
Dialect = Database.DefaultDialect;
}
// set...
if (Dialect == null)
{
throw new InvalidOperationException("Dialect is null.");
}
// do the fields...
_fields = new EntityFieldCollection(entityType);
// mbr - 16-10-2005 - now done on demand...
// if(fields.Length == 0)
// {
// // get default fields...
// fields = entityType.GetCommonFields();
// if(fields.Length == 0)
// {
// fields = entityType.GetKeyFields();
// if(fields.Length == 0)
// throw new InvalidOperationException(string.Format("Entity type '{0}' has no common fields and no key fields.", entityType));
// }
// }
// add the ones passed into the constructor...
_fields.AddRange(fields);
// order...
_sortOrder = entityType.DefaultSortOrder.Clone();
this.FirstApplySortCall = true;
this.ArrayParameterType = Database.ArrayParameterType;
}
/// <summary>
/// Gets the default fields.
/// </summary>
/// <returns></returns>
protected virtual void GetDefaultFields(EntityFieldCollection fields)
{
if (fields == null)
{
throw new ArgumentNullException("fields");
}
// common...
fields.AddRange(this.EntityType.GetCommonFields());
if (fields.Count == 0)
{
fields.AddRange(this.EntityType.GetKeyFields());
if (fields.Count == 0)
{
throw new InvalidOperationException(string.Format("Entity type '{0}' has no common fields and no key fields.", this.EntityType));
}
}
// mbr - 10-10-2007 - case 875 - add joined names...
if (this.HasJoins)
{
foreach (SqlJoin join in this.Joins)
{
// mbr - 2011-08-30 - include?
if (join.IncludeInTreeFetch)
{
if (join.TargetEntityType == null)
{
throw new InvalidOperationException("join.TargetEntityType is null.");
}
this.MergeFields(fields, join.TargetEntityType.GetCommonFields());
}
}
}
}