protected void DataPortal_Fetch(CategoryCriteria criteria)
{
bool cancel = false;
OnFetching(criteria, ref cancel);
if (cancel)
{
return;
}
string commandText = String.Format("SELECT [CategoryId], [Name], [Descn] FROM [dbo].[Category] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));
using (var connection = new SqlConnection(ADOHelper.ConnectionString))
{
connection.Open();
using (var command = new SqlCommand(commandText, connection))
{
command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));
using (var reader = new SafeDataReader(command.ExecuteReader()))
{
if (reader.Read())
{
Map(reader);
}
else
{
throw new Exception(String.Format("The record was not found in 'dbo.Category' using the following criteria: {0}.", criteria));
}
}
}
}
OnFetched();
}
protected void DataPortal_Delete(CategoryCriteria criteria)
{
bool cancel = false;
OnDeleting(criteria, ref cancel);
if (cancel)
{
return;
}
string commandText = String.Format("DELETE FROM [dbo].[Category] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));
using (var connection = new SqlConnection(ADOHelper.ConnectionString))
{
connection.Open();
using (var command = new SqlCommand(commandText, connection))
{
command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));
//result: The number of rows changed, inserted, or deleted. -1 for select statements; 0 if no rows were affected, or the statement failed.
int result = command.ExecuteNonQuery();
if (result == 0)
{
throw new DBConcurrencyException("The entity is out of date on the client. Please update the entity and try again. This could also be thrown if the sql statement failed to execute.");
}
}
}
OnDeleted();
}
/// <summary>
/// Returns a <see cref="CategoryList"/> object of the specified criteria.
/// </summary>
/// <param name="categoryId">No additional detail available.</param>
/// <returns>A <see cref="CategoryList"/> object of the specified criteria.</returns>
public static CategoryList GetByCategoryId(System.String categoryId)
{
var criteria = new CategoryCriteria {
CategoryId = categoryId
};
return(DataPortal.Fetch <CategoryList>(criteria));
}
public static async Task <CategoryList> GetByCategoryIdAsync(System.String categoryId)
{
var criteria = new CategoryCriteria {
CategoryId = categoryId
};
return(await DataPortal.FetchAsync <CategoryList>(criteria));
}
public static async Task DeleteCategoryAsync(System.String categoryId)
{
var criteria = new CategoryCriteria {
CategoryId = categoryId
};
await DataPortal.DeleteAsync <Category>(criteria);
}
public static void DeleteCategory(System.String categoryId)
{
var criteria = new CategoryCriteria {
CategoryId = categoryId
};
DataPortal.Delete <Category>(criteria);
}
private void DataPortal_Fetch(CategoryCriteria criteria)
{
bool cancel = false;
OnFetching(criteria, ref cancel);
if (cancel)
{
return;
}
RaiseListChangedEvents = false;
// Fetch Child objects.
string commandText = String.Format("SELECT [CategoryId], [Name], [Descn] FROM [dbo].[Category] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));
using (var connection = new SqlConnection(ADOHelper.ConnectionString))
{
connection.Open();
using (var command = new SqlCommand(commandText, connection))
{
command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));
using (var reader = new SafeDataReader(command.ExecuteReader()))
{
if (reader.Read())
{
do
{
this.Add(PetShop.Tests.ParameterizedSQL.Category.GetCategory(reader));
} while(reader.Read());
}
}
}
}
RaiseListChangedEvents = true;
OnFetched();
}
public static CategoryList GetByCriteria(CategoryCriteria criteria)
{
return(DataPortal.Fetch <CategoryList>(criteria));
}
/// <summary>
/// Determines if a record exists in the Category in the database for the specified criteria.
/// </summary>
public static async Task <bool> ExistsAsync(CategoryCriteria criteria)
{
return(await PetShop.Tests.ParameterizedSQL.ExistsCommand.ExecuteAsync(criteria));
}
/// <summary>
/// Determines if a record exists in the Category in the database for the specified criteria.
/// </summary>
/// <param name="criteria">The criteria parameter is a <see cref="CategoryList"/> object.</param>
/// <returns>A boolean value of true is returned if a record is found.</returns>
public static bool Exists(CategoryCriteria criteria)
{
return(PetShop.Tests.ParameterizedSQL.Category.Exists(criteria));
}
/// <summary> /// CodeSmith generated stub method that is called when fetching the child <see cref="Category"/> object. /// </summary> /// <param name="criteria"><see cref="CategoryCriteria"/> object containing the criteria of the object to fetch.</param> /// <param name="cancel">Value returned from the method indicating whether the object fetching should proceed.</param> partial void OnFetching(CategoryCriteria criteria, ref bool cancel);
public static async Task <CategoryList> GetByCriteriaAsync(CategoryCriteria criteria)
{
return(await DataPortal.FetchAsync <CategoryList>(criteria));
}
/// <summary>
/// Determines if a record exists in the Category table in the database for the specified criteria.
/// </summary>
/// <param name="criteria">The criteria parameter is an <see cref="Category"/> object.</param>
/// <returns>A boolean value of true is returned if a record is found.</returns>
public static bool Exists(CategoryCriteria criteria)
{
return(PetShop.Tests.ParameterizedSQL.ExistsCommand.Execute(criteria));
}
/// <summary> /// CodeSmith generated stub method that is called when deleting the <see cref="Category"/> object. /// </summary> /// <param name="criteria"><see cref="CategoryCriteria"/> object containing the criteria of the object to delete.</param> /// <param name="cancel">Value returned from the method indicating whether the object deletion should proceed.</param> partial void OnDeleting(CategoryCriteria criteria, ref bool cancel);
protected override void DataPortal_Update()
{
bool cancel = false;
OnUpdating(ref cancel);
if (cancel)
{
return;
}
if (OriginalCategoryId != CategoryId)
{
// Insert new child.
Category item = new Category {
CategoryId = CategoryId, Name = Name, Description = Description
};
item = item.Save();
// Mark editable child lists as dirty. This code may need to be updated to one-to-one relationships.
foreach (Product itemToUpdate in Products)
{
itemToUpdate.CategoryId = CategoryId;
}
// Create a new connection.
using (var connection = new SqlConnection(ADOHelper.ConnectionString))
{
connection.Open();
FieldManager.UpdateChildren(this, connection);
}
// Delete the old.
var criteria = new CategoryCriteria {
CategoryId = OriginalCategoryId
};
DataPortal_Delete(criteria);
// Mark the original as the new one.
OriginalCategoryId = CategoryId;
OnUpdated();
return;
}
const string commandText = "UPDATE [dbo].[Category] SET [CategoryId] = @p_CategoryId, [Name] = @p_Name, [Descn] = @p_Descn WHERE [CategoryId] = @p_OriginalCategoryId; SELECT [CategoryId] FROM [dbo].[Category] WHERE [CategoryId] = @p_OriginalCategoryId";
using (var connection = new SqlConnection(ADOHelper.ConnectionString))
{
connection.Open();
using (var command = new SqlCommand(commandText, connection))
{
command.Parameters.AddWithValue("@p_OriginalCategoryId", this.OriginalCategoryId);
command.Parameters.AddWithValue("@p_CategoryId", this.CategoryId);
command.Parameters.AddWithValue("@p_Name", ADOHelper.NullCheck(this.Name));
command.Parameters.AddWithValue("@p_Descn", ADOHelper.NullCheck(this.Description));
//result: The number of rows changed, inserted, or deleted. -1 for select statements; 0 if no rows were affected, or the statement failed.
int result = command.ExecuteNonQuery();
if (result == 0)
{
throw new DBConcurrencyException("The entity is out of date on the client. Please update the entity and try again. This could also be thrown if the sql statement failed to execute.");
}
LoadProperty(_originalCategoryIdProperty, this.CategoryId);
}
FieldManager.UpdateChildren(this, connection);
}
OnUpdated();
}