private void AlignColumns(Table referencedTable)
{
if (referencedTable.PrimaryKey.ColumnSpan != ColumnSpan)
{
StringBuilder sb = new StringBuilder();
sb.Append("Foreign key (")
.Append(Name + ":")
.Append(Table.Name)
.Append(" [");
AppendColumns(sb, ColumnIterator);
sb.Append("])")
.Append(") must have same number of columns as the referenced primary key (")
.Append(referencedTable.Name).Append(" [");
AppendColumns(sb, referencedTable.PrimaryKey.ColumnIterator);
sb.Append("])");
throw new FKUnmatchingColumnsException(sb.ToString());
}
IEnumerator <Column> fkCols = ColumnIterator.GetEnumerator();
IEnumerator <Column> pkCols = referencedTable.PrimaryKey.ColumnIterator.GetEnumerator();
while (fkCols.MoveNext() && pkCols.MoveNext())
{
fkCols.Current.Length = pkCols.Current.Length;
}
}
public IIdentifierGenerator CreateIdentifierGenerator(Dialect.Dialect dialect, string defaultCatalog,
string defaultSchema, RootClass rootClass)
{
Dictionary <string, string> @params = new Dictionary <string, string>();
//if the hibernate-mapping did not specify a schema/catalog, use the defaults
//specified by properties - but note that if the schema/catalog were specified
//in hibernate-mapping, or as params, they will already be initialized and
//will override the values set here (they are in identifierGeneratorProperties)
if (!string.IsNullOrEmpty(defaultSchema))
{
@params[PersistentIdGeneratorParmsNames.Schema] = defaultSchema;
}
if (!string.IsNullOrEmpty(defaultCatalog))
{
@params[PersistentIdGeneratorParmsNames.Catalog] = defaultCatalog;
}
//pass the entity-name, if not a collection-id
if (rootClass != null)
{
@params[IdGeneratorParmsNames.EntityName] = rootClass.EntityName;
}
//init the table here instead of earlier, so that we can get a quoted table name
//TODO: would it be better to simply pass the qualified table name, instead of
// splitting it up into schema/catalog/table names
string tableName = Table.GetQuotedName(dialect);
@params[PersistentIdGeneratorParmsNames.Table] = tableName;
//pass the column name (a generated id almost always has a single column and is not a formula)
IEnumerator enu = ColumnIterator.GetEnumerator();
enu.MoveNext();
string columnName = ((Column)enu.Current).GetQuotedName(dialect);
@params[PersistentIdGeneratorParmsNames.PK] = columnName;
if (rootClass != null)
{
StringBuilder tables = new StringBuilder();
bool commaNeeded = false;
foreach (Table identityTable in rootClass.IdentityTables)
{
if (commaNeeded)
{
tables.Append(StringHelper.CommaSpace);
}
commaNeeded = true;
tables.Append(identityTable.GetQuotedName(dialect));
}
@params[PersistentIdGeneratorParmsNames.Tables] = tables.ToString();
}
else
{
@params[PersistentIdGeneratorParmsNames.Tables] = tableName;
}
if (identifierGeneratorProperties != null)
{
ArrayHelper.AddAll(@params, identifierGeneratorProperties);
}
return(IdentifierGeneratorFactory.Create(identifierGeneratorStrategy, Type, @params, dialect));
}
