public virtual IParameter ReadParameterAttribute(MemberInfo memberInfo)
{
P parameter = Activator.CreateInstance<P>();
ParameterAttribute statementParameterAttribute = (ParameterAttribute)Attribute.GetCustomAttribute(memberInfo, typeof(ParameterAttribute), true);
PA sqlServerParameterAttribute = (PA)Attribute.GetCustomAttribute(memberInfo, typeof(PA), true);
if (statementParameterAttribute == null)
{
if (sqlServerParameterAttribute != null)
{
throw AttributeException.ColumnAttributeNotFoundException(memberInfo, typeof(PA));
}
else
{
return null;
}
}
SetParameterValue(parameter, memberInfo, statementParameterAttribute, sqlServerParameterAttribute);
return parameter;
}
public virtual IStatement ReadStatementAttribute(Type commandType)
{
S statement = Activator.CreateInstance<S>();
StatementAttribute statementAttribute = (StatementAttribute)Attribute.GetCustomAttribute(commandType, typeof(StatementAttribute), true);
SA oracleStatementAttribute = (SA)Attribute.GetCustomAttribute(commandType, typeof(SA), true);
if (statementAttribute == null)
{
if (oracleStatementAttribute != null)
{
throw AttributeException.StatementAttributeNotFoundException(commandType, typeof(SA));
}
else
{
return null;
}
}
SetStatementValue(statement,commandType, statementAttribute, oracleStatementAttribute);
return statement;
}
public virtual ITable ReadTableAttribute(Type entityType)
{
T table = Activator.CreateInstance<T>();
TableAttribute tableAttribute = (TableAttribute)Attribute.GetCustomAttribute(entityType, typeof(TableAttribute), true);
TA attr = (TA)Attribute.GetCustomAttribute(entityType, typeof(TA), true);
if (tableAttribute == null)
{
if (attr != null)
{
throw AttributeException.TableAttributeNotFoundException(entityType, typeof(TA));
}
else
{
//throw ExceptionFactory.AttributeNotFoundException(entityType.Type, typeof(TableAttribute));
return null;
}
}
SetTableValue(table, entityType, tableAttribute, attr);
return table;
}
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]);
}
public virtual IColumn ReadColumnAttribute(MemberInfo memberInfo)
{
C column = Activator.CreateInstance<C>();
ColumnAttribute columnAttribute = (ColumnAttribute)Attribute.GetCustomAttribute(memberInfo, typeof(ColumnAttribute), true);
CA sqlColumnAttribute = (CA)Attribute.GetCustomAttribute( memberInfo, typeof(CA), true);
if (columnAttribute == null)
{
if (sqlColumnAttribute != null)
{
throw AttributeException.ColumnAttributeNotFoundException(memberInfo, typeof(CA));
}
else
{
return null;
}
}
SetColumnValue(column, memberInfo, columnAttribute, sqlColumnAttribute);
return column;
}