public bool RegisterRemoved(ORMFramework.DomainObject obj)
{
if (obj == null || obj.IsGhost())
{
return(false);
}
object key = obj.getKey();
//1. Neu la obj moi, thi loai bo khoi danh sach them moi, ko can quan tam
if (newObjects.ContainsKey(key))
{
newObjects.Remove(key);
return(true);
}
//2. Neu da co trong dsach loai bo roi thi ko can them nua
if (removedObjects.ContainsKey(key))
{
return(false);
}
//3. Neu can loai bo, kiem tra co thuoc danh sach dirty hay ko, neu co thi loai luon
if (dirtyObjects.ContainsKey(key))
{
dirtyObjects.Remove(key);
}
//4. Loai bo khoi danh sach cac thuoc tinh hien tai
if (identityMap.ContainsKey(key))
{
identityMap.Remove(key);
}
//5. Them vao danh sach loai bo
removedObjects.Add(key, obj);
return(true);
}
public bool RegisterFromDatabase(ORMFramework.DomainObject obj)
{
if (obj == null)
{
return(false);
}
identityMap.Add(obj.getKey(), obj);
return(true);
}
public bool RegisterNew(ORMFramework.DomainObject obj)
{
if (obj == null)
{
return(false);
}
object key = obj.getKey();
if (identityMap.ContainsKey(key))
{
return(false);
}
newObjects.Add(key, obj);
return(true);
}
public bool RegisterDirty(ORMFramework.DomainObject obj)
{
if (obj == null)
{
return(false);
}
object key = obj.getKey();
// Khong phai la object moi duoc tao, chua duoc them lan nao, chua bi loai bo
if (removedObjects.ContainsKey(key) || dirtyObjects.ContainsKey(key) || newObjects.ContainsKey(key))
{
return(false);
}
dirtyObjects.Add(key, obj);
return(true);
}
public void DoLoadLine(ORMFramework.DomainObject obj)
{
// Neu da co san thi khong can load lai lan nua
if (unitOfWork.IsExisted(obj.getKey()))
{
return;
}
// Tim trong database
Dictionary <string, object> sqlParams = new Dictionary <string, object>();
sqlParams.Add(GetPrimaryKeyName(), obj.getKey());
string sqlQuery = _sqlAdapter.QueryString(GetDataSQL(), tableName, sqlParams);
_sqlDriver.ExecuteReader(sqlQuery, sqlParams);
bool foundInDB = false;
while (_sqlDriver.Read())
{
int i = 0;
object[] reader = _sqlDriver.GetReaderValue();
foreach (string fieldName in columns.Keys)
{
PropertyInfo propertyInfo = obj.GetType().GetProperty(fieldName);
propertyInfo.SetValue(obj, Convert.ChangeType(reader[i++], propertyInfo.PropertyType));
}
foundInDB = true;
}
if (foundInDB) //Neu tim thay trong DB, them vao DS nhung object da co
{
unitOfWork.RegisterFromDatabase(obj);
}
else //Neu khong co trong DB, object moi, them vao DS nhung object moi
{
unitOfWork.RegisterNew(obj);
}
// HasOne
if (hasOne.Count > 0)
{
foreach (KeyValuePair <string, string> tmp in hasOne)
{
Session session = Session.getCurSession();
MethodInfo method = session.GetType().GetMethod("Table").MakeGenericMethod(obj.GetType().GetProperty(tmp.Key).PropertyType);
var table = method.Invoke(session, null);
method = table.GetType().GetMethod("GetPrimaryKeyName");
var priCol = method.Invoke(table, null);
// get foreignKey
string fieldName = this.GetForeignKeyFieldName(tmp.Value);
object fieldValue = obj.GetType().GetProperty(fieldName).GetValue(obj);
method = table.GetType().GetMethod("FindOneHaveValue");
var list = method.Invoke(table, new object[] { priCol, fieldValue });
PropertyInfo propertyInfo = obj.GetType().GetProperty(tmp.Key);
propertyInfo.SetValue(obj, Convert.ChangeType(list, propertyInfo.PropertyType));
}
}
// has many
if (hasMany.Count > 0)
{
foreach (KeyValuePair <string, string> tmp in hasMany)
{
Session session = Session.getCurSession();
MethodInfo method = session.GetType().GetMethod("Table").MakeGenericMethod(obj.GetType().GetProperty(tmp.Key).PropertyType.GetGenericArguments()[0]);
var table = method.Invoke(session, null);
method = table.GetType().GetMethod("GetRefColumnName");
var refCol = method.Invoke(table, new object[] { tableName });
method = table.GetType().GetMethod("FindAllHaveValue");
var list = method.Invoke(table, new object[] { refCol, obj.getKey() });
PropertyInfo propertyInfo = obj.GetType().GetProperty(tmp.Key);
propertyInfo.SetValue(obj, Convert.ChangeType(list, propertyInfo.PropertyType));
}
}
}
