/// <summary>
/// Lazy load a property (HasMany).
/// </summary>
/// <typeparam name="TPropertyClass">The type of the property class.</typeparam>
/// <param name="attr">The attr.</param>
/// <returns></returns>
/// <exception cref="AttributeNotFoundException"></exception>
private List <TPropertyClass> LazyLoadMany <TPropertyClass>(HasManyAttribute attr)
where TPropertyClass : ActiveRecordBase
{
ActiveRecordAttribute attribute = ActiveRecordMaster.GetAttribute(this.GetType());
if (attribute == null)
{
throw new AttributeNotFoundException();
}
try
{
PrimaryKeyAttribute pk = ActiveRecordMaster.GetPrimaryKey(this.GetType());
if (pk == null)
{
return(null);
}
Criteria criteria = Criteria.For <TPropertyClass>();
criteria.SQLString = ActiveRecordMaster.MakeHasManySelect(this.GetType(), attr.CurrentPropertyInfo.Name);
criteria.AddParameter("@CODE", pk.CurrentPropertyInfo.Name, pk.CurrentPropertyInfo.GetValue(this, null));
return(ActiveRecordMaster.ExecuteQueryCriteria <TPropertyClass>(criteria));
}
catch (Exception ex)
{
LogManager.Log("Monty.ActiveRecord", LogCategory.Error, String.Format("Error when tries to execute ActiveRecordBase.FindByForeignKey(attr: [{0}])", attr), ex);
return(null);
}
}
/// <summary>
/// Checks the type atrribute.
/// </summary>
/// <param name="type">The type.</param>
public static void CheckTypeAtrribute(Type type)
{
ActiveRecordAttribute attribute = ActiveRecordMaster.GetAttribute(type);
PrimaryKeyAttribute pk = ActiveRecordMaster.GetPrimaryKey(type);
CheckTypeAtrribute(type, ref attribute, ref pk);
}
/// <summary>
/// Finds an item by primary key.
/// </summary>
/// <param name="type">The type.</param>
/// <param name="id">The id.</param>
/// <returns></returns>
public static ActiveRecordBase Find(Type type, object id)
{
CheckTypeAtrribute(type);
try
{
PrimaryKeyAttribute pk = ActiveRecordMaster.GetPrimaryKey(type);
if (pk == null)
{
return(null);
}
Criteria criteria = Criteria.For(type);
criteria.SQLString = ActiveRecordMaster.MakePrimaryKeySelect(type);
criteria.AddParameter("@CODE", pk.CurrentPropertyInfo.Name, id);
List <ActiveRecordBase> list = ActiveRecordMaster.ExecuteQueryCriteria(type, criteria);
if (list != null && list.Count > 0)
{
return(list[0]);
}
return(null);
}
catch (Exception ex)
{
LogManager.Log("Monty.ActiveRecord", LogCategory.Error, String.Format("Error when tries to execute ActiveRecordBase.FindAll(type: [{0}])", type), ex);
return(null);
}
}
/// <summary>
/// Sets the id.
/// </summary>
/// <param name="id">The id.</param>
public void SetId(object id)
{
PrimaryKeyAttribute pk = ActiveRecordMaster.GetPrimaryKey(this.GetType());
if (pk == null)
{
return;
}
pk.SetValue(this, id);
}
/// <summary>
/// Check if the criteria return results.
/// </summary>
/// <param name="type">The type.</param>
/// <param name="id">The id.</param>
/// <returns></returns>
public static bool Exists(Type type, object id)
{
PrimaryKeyAttribute pk = ActiveRecordMaster.GetPrimaryKey(type);
Criteria criteria = Criteria.For(type);
criteria
.AddFilter(criteria.Eq(pk.CurrentPropertyInfo.Name, id));
return(ActiveRecordBase.Exists(type, criteria));
}
/// <summary>
/// Gets the id.
/// </summary>
/// <returns></returns>
public object GetId()
{
PrimaryKeyAttribute pk = ActiveRecordMaster.GetPrimaryKey(this.GetType());
if (pk == null)
{
return(null);
}
return(pk.GetValue(this));
}
/// <summary>
/// Checks the type atrribute.
/// </summary>
/// <param name="type">The type.</param>
/// <exception cref="AttributeNotFoundException">Class attribute not found</exception>
public static void CheckTypeAtrribute(Type type, ref ActiveRecordAttribute attribute, ref PrimaryKeyAttribute pk)
{
if (attribute == null)
{
throw new AttributeNotFoundException("Class attribute not found");
}
if (pk == null)
{
throw new AttributeNotFoundException("Primary key attribute not found");
}
}
