protected override IDictionary <string, IRoutingAttribute> ParserRoutings(string defaultTableName,
XmlNodeList routingNodes)
{
IDictionary <string, IRoutingAttribute> routings = new Dictionary <string, IRoutingAttribute>();
if (null == routingNodes || 0 == routingNodes.Count)
{
//set the default value when the routingnodes is not exist
IRoutingAttribute defaultRouting = new RoutingAttribute
{
Name = DefaultRoutingName,
Permission = PermissionMode.WR,
StorageName = StorageParser.DefaultStorageName,
TableName = defaultTableName,
};
routings.Add(DefaultRoutingName, defaultRouting);
return(routings);
}
foreach (XmlNode node in routingNodes)
{
IRoutingAttribute routing = ParserRouting(defaultTableName, node);
if (null != routing)
{
routings.Add(routing.Name, routing);
}
}
return(routings);
}
public IFakeCommandAttribute BuildSaveFakeCommandByRouting <T>(PermissionMode permission, T target,
IRoutingAttribute routing,
IObjectAttribute objectAttribute,
PropertyInfo[] properties)
where T : IAlbianObject
{
if (null == routing)
{
throw new ArgumentNullException("routing");
}
if (null == properties || 0 == properties.Length)
{
throw new ArgumentNullException("properties");
}
if (null == objectAttribute)
{
throw new ArgumentNullException("objectAttribute");
}
if (0 == (permission & routing.Permission))
{
if (null != Logger)
{
Logger.WarnFormat("The routing permission {0} is no enough.", permission);
}
return(null);
}
return(target.IsNew
?
BuildCreateFakeCommandByRouting(permission, target, routing, objectAttribute, properties)
:
BuildModifyFakeCommandByRouting(permission, target, routing, objectAttribute, properties));
}
public static string GetTableFullName(IRoutingAttribute routing, IAlbianObject target)
{
HashAlbianObjectHandler <IAlbianObject> handler = HashAlbianObjectManager.GetHandler(routing.Name, AssemblyManager.GetFullTypeName(target));
string tableName = null == handler
? routing.TableName
: String.Format("{0}{1}", routing.TableName, handler(target));
return("dbo" == routing.Owner || String.IsNullOrEmpty(routing.Owner)
? tableName
: String.Format("[{0}].[{1}]", routing.Owner, tableName));
}
public IFakeCommandAttribute BuildCreateFakeCommandByRouting <T>(PermissionMode permission, T target,
IRoutingAttribute routing,
IObjectAttribute objectAttribute,
PropertyInfo[] properties)
where T : IAlbianObject
{
if (null == routing)
{
throw new ArgumentNullException("routing");
}
if (null == properties || 0 == properties.Length)
{
throw new ArgumentNullException("properties");
}
if (null == objectAttribute)
{
throw new ArgumentNullException("objectAttribute");
}
if (0 == (permission & routing.Permission))
{
if (null != Logger)
{
Logger.WarnFormat("The routing permission {0} is no enough.", permission);
}
return(null);
}
//create the connection string
IStorageAttribute storageAttr = (IStorageAttribute)StorageCache.Get(routing.StorageName);
if (null == storageAttr)
{
if (null != Logger)
{
Logger.WarnFormat(
"No {0} rounting mapping storage attribute in the sotrage cache.Use default storage.",
routing.Name);
}
storageAttr = (IStorageAttribute)StorageCache.Get(StorageParser.DefaultStorageName);
}
if (!storageAttr.IsHealth)
{
if (null != Logger)
{
Logger.WarnFormat("Routing:{0},Storage:{1} is not health.", routing.Name, storageAttr.Name);
}
return(null);
}
var sbInsert = new StringBuilder();
var sbCols = new StringBuilder();
var sbValues = new StringBuilder();
IList <DbParameter> paras = new List <DbParameter>();
//create the hash table name
string tableFullName = Utils.GetTableFullName(routing, target);
//build the command text
IDictionary <string, IMemberAttribute> members = objectAttribute.MemberAttributes;
foreach (PropertyInfo property in properties)
{
object value = property.GetValue(target, null);
if (null == value)
{
continue;
}
IMemberAttribute member = members[property.Name];
if (!member.IsSave)
{
continue;
}
sbCols.AppendFormat("{0},", member.FieldName);
string paraName = DatabaseFactory.GetParameterName(storageAttr.DatabaseStyle, member.FieldName);
sbValues.AppendFormat("{0},", paraName);
paras.Add(DatabaseFactory.GetDbParameter(storageAttr.DatabaseStyle, paraName, member.DBType, value,
member.Length));
}
int colsLen = sbCols.Length;
if (0 < colsLen)
{
sbCols.Remove(colsLen - 1, 1);
}
int valLen = sbValues.Length;
if (0 < valLen)
{
sbValues.Remove(valLen - 1, 1);
}
sbInsert.AppendFormat("INSERT INTO {0} ({1}) VALUES({2}) ", tableFullName, sbCols, sbValues);
IFakeCommandAttribute fakeCmd = new FakeCommandAttribute
{
CommandText = sbInsert.ToString(),
Paras = ((List <DbParameter>)paras).ToArray(),
StorageName = routing.StorageName
};
return(fakeCmd);
}
