public virtual string GetTableNameForType(Type objectType, Type mappingAttributesType)
{
MappingContext mappingContext = MappingContext.GetMappingContext(objectType, mappingAttributesType);
return(mappingContext.GetTableNameForType(objectType));
}
public virtual int DeleteAllFromDatabase(Type objectToDeleteType, SpringBaseDao baseDao, Type mappingAttributesType)
{
MappingContext mappingContext = MappingContext.GetMappingContext(objectToDeleteType, mappingAttributesType);
List <Table> deleteFirstFromTables = null;
foreach (Table table in mappingContext.Tables.Values)
{
if (table.ForeignKeys.Count > 1)
{
CollectionUtils.Add(table, ref deleteFirstFromTables);
}
}
if (deleteFirstFromTables != null)
{
// Need to order tables in dependency deletion order
bool didSwapAny;
int maxIterationCount = 20;
do
{
didSwapAny = false;
for (int i = deleteFirstFromTables.Count - 1; i >= 0; --i)
{
Table checkPossibleSwapTable = deleteFirstFromTables[i];
int swapBeforeIndex = -1;
for (int j = i - 1; j >= 0; --j)
{
Table checkPossibleParentTable = deleteFirstFromTables[j];
foreach (ForeignKeyColumn foreignKeyColumn in checkPossibleSwapTable.ForeignKeys)
{
if (foreignKeyColumn.ForeignTable == checkPossibleParentTable)
{
swapBeforeIndex = j;
}
}
}
if (swapBeforeIndex != -1)
{
didSwapAny = true;
deleteFirstFromTables.RemoveAt(i);
deleteFirstFromTables.Insert(swapBeforeIndex, checkPossibleSwapTable);
}
}
} while ((--maxIterationCount > 0) && didSwapAny);
if (maxIterationCount == 0)
{
throw new MappingException("Failed to order tables in dependency deletion order");
}
}
int deleteCount = 0;
baseDao.TransactionTemplate.Execute(delegate
{
if (deleteFirstFromTables != null)
{
foreach (Table table in deleteFirstFromTables)
{
baseDao.DoSimpleDelete(table.TableName, null, null);
}
}
deleteCount = baseDao.DoSimpleDelete(mappingContext.GetTableNameForType(objectToDeleteType), null, null);
return(null);
});
return(deleteCount);
}
public string GetTableNameForType(Type objectType)
{
MappingContext mappingContext = MappingContext.GetMappingContext(objectType);
return(mappingContext.GetTableNameForType(objectType));
}
