public IStatement GetStatement(object commandType)
{
Type type = (Type)commandType;
if (!statements.ContainsKey(type))
{
lock (statements)
{
if (!statements.ContainsKey(type))
{
IStatement command = attributeReader.ReadStatementAttribute(type);
if (command == null)
{
throw AttributeException.AttributeNotFoundException(type, typeof(StatementAttribute));
}
command.CreateCache();
statements.Add(type, command);
}
}
}
return(statements[type]);
}
public ITable GetTable(object entityType)
{
Type type = (Type)entityType;
if (!tables.ContainsKey(type))
{
lock (tables)
{
if (!tables.ContainsKey(type))
{
ITable table = attributeReader.ReadTableAttribute(type);
if (table == null)
{
throw AttributeException.AttributeNotFoundException(type, typeof(TableAttribute));
}
//必须要查找出RelationColumn的ColumnName
foreach (IRelation relation in table.Relations.Values)
{
foreach (IRelationColumn relationColumn in relation.RelationColumns)
{
string columnName = table.Columns[relationColumn.PropertyName].ColumnName;
Type foreignEntityType = (Type)(relation.ForeignEntityType);
ITable t = attributeReader.ReadTableAttribute(foreignEntityType);
if (t == null)
{
throw AttributeException.AttributeNotFoundException(foreignEntityType, typeof(TableAttribute));
}
string foreignColumnName = t.Columns[relationColumn.ForeignPropertyName].ColumnName;
relationColumn.ColumnName = columnName;
relationColumn.ForeignColumnName = foreignColumnName;
}
}
table.CreateCache();
tables.Add(type, table);
}
}
}
return(tables[type]);
}