static CommandParameter()
{
configuration = EntityContextConfiguration.GetConfiguration <TEntityContext>();
KeyProperty = CommandParameterKeyProperty <TEntityContext, TEntity> .Default;
TrackableProperties = CommandParameterTrackableProperties <TEntityContext, TEntity> .Default;
AcceptableProperties = CommandParameterAcceptableProperties <TEntityContext, TEntity> .Default;
}
static EntityDatabaseWriterInsert()
{
EntityContextConfiguration <TEntityContext> configuration = EntityContextConfiguration.GetConfiguration <TEntityContext>();
Type typeEntity = typeof(TEntity);
PropertyInfo key = configuration.EntityKeys.GetPropEntityKey(typeEntity);
#region Generate CallBackData Setter
#region Expression Tree
#if ET
{
Type typeData = EntityProxy <TEntity> .DataType;
Type typeProxyData = typeof(EntityProxy <,>).MakeGenericType(new[] { typeEntity, typeData });
Type typeEntitySet = typeof(EntitySet <>).MakeGenericType(typeEntity);
MethodInfo propEntitySetGetMthd = typeEntity.GetProperty("EntitySet", typeEntitySet).GetGetMethod(true);
MethodInfo mthdOnPropChng = typeEntity.GetMethod("OnPropertyChanged", BindingFlags.NonPublic | BindingFlags.Instance, null, new[] { typeof(string) }, null);
MethodInfo propDataGetMthd = typeEntity.GetProperty("Data", BindingFlags.NonPublic | BindingFlags.Instance).GetGetMethod(true);
FieldInfo fldItem = typeProxyData.GetField("item");
ParameterExpression dr = Expression.Parameter(typeof(SqlDataReader), "dr");
ParameterExpression e = Expression.Parameter(typeof(TEntity), "e");
Expression[] expressions = new Expression[2];
//key expressions
expressions[0] = Expression.Assign(Expression.Field(Expression.Field(Expression.TypeAs(Expression.Call(e, propDataGetMthd), typeProxyData), fldItem), typeData.GetField(key.Name)), Expression.Call(key.GetDataReaderGetValueMethod(), dr, Expression.Constant(0)));
expressions[1] = Expression.Call(e, mthdOnPropChng, Expression.Constant(key.Name));
SetCallBackData = Expression.Lambda <Action <SqlDataReader, TEntity> >(Expression.Block(expressions), dr, e).Compile();
}
#endif
#endregion Expression Tree
#region IL
#if IL
{
}
#endif
#endregion IL
#endregion Generate CallBackData Setter
}
static EntityDatabaseWriterInsert()
{
EntityContextConfiguration <TEntityContext> configuration = EntityContextConfiguration.GetConfiguration <TEntityContext>();
Type typeEntity = typeof(TEntity);
Type typeEntityCallBack = typeof(TEntityCallBack);
PropertyInfo key = configuration.EntityKeys.GetPropEntityKey(typeEntity);
PropertyInfo[] entityCallBackProperties = typeEntityCallBack.GetEntityAcceptableDataProperties().ToArray();
#region Generate CallBackData Setter
#region Expression Tree
#if ET
{
int counter = 0;
int index = 0;
int resize = 0;
Type typeData = EntityProxy <TEntity> .DataType;
Type typeProxyData = typeof(EntityProxy <,>).MakeGenericType(new[] { typeEntity, typeData });
Type typeEntitySet = typeof(EntitySet <>).MakeGenericType(typeEntity);
MethodInfo propEntitySetGetMthd = typeEntity.GetProperty("EntitySet", typeEntitySet).GetGetMethod(true);
MethodInfo mthdOnPropChng = typeEntity.GetMethod("OnPropertyChanged", BindingFlags.NonPublic | BindingFlags.Instance, null, new[] { typeof(string) }, null);
MethodInfo propDataGetMthd = typeEntity.GetProperty("Data", BindingFlags.NonPublic | BindingFlags.Instance).GetGetMethod(true);
FieldInfo fldItem = typeProxyData.GetField("item");
ParameterExpression dr = Expression.Parameter(typeof(SqlDataReader), "dr");
ParameterExpression e = Expression.Parameter(typeof(TEntity), "e");
Expression[] expressions = new Expression[(entityCallBackProperties.Length + 1) * 2];
//key expressions
expressions[counter++] = Expression.Assign(Expression.Field(Expression.Field(Expression.TypeAs(Expression.Call(e, propDataGetMthd), typeProxyData), fldItem), typeData.GetField(key.Name)), Expression.Call(key.GetDataReaderGetValueMethod(), dr, Expression.Constant(index++)));
expressions[counter++] = Expression.Call(e, mthdOnPropChng, Expression.Constant(key.Name));
foreach (PropertyInfo propCallBack in entityCallBackProperties)
{
PropertyInfo propEntity = typeEntity.GetProperty(propCallBack.Name);
EntityRelation entityRelation = configuration.EntityRelations.GetEntityRelation(propEntity);
if (entityRelation == null)
{
expressions[counter++] = Expression.Assign(Expression.Field(Expression.Field(Expression.TypeAs(Expression.Call(e, propDataGetMthd), typeProxyData), fldItem), typeData.GetField(propCallBack.Name)), Expression.Call(propCallBack.GetDataReaderGetValueMethod(), dr, Expression.Constant(index++)));
expressions[counter++] = Expression.Call(e, mthdOnPropChng, Expression.Constant(propCallBack.Name));
}
else
{
Type typeEditedEntity = typeof(EditedEntity <,>).MakeGenericType(typeEntity, propCallBack.PropertyType);
Type typeEditedProperty = typeof(EditedProperty <>).MakeGenericType(propCallBack.PropertyType);
ConstructorInfo ctrEdtdProp = typeEditedProperty.GetConstructor(BindingFlags.NonPublic | BindingFlags.Instance, null, new[] { typeof(PropertyInfo), propCallBack.PropertyType, propCallBack.PropertyType }, null);
ConstructorInfo ctrEdtdEnty = typeEditedEntity.GetConstructor(BindingFlags.NonPublic | BindingFlags.Instance, null, new[] { typeEditedProperty, typeof(TrakMode) }, null);
Expression expNewEdtdProp = Expression.New(ctrEdtdProp, new Expression[] { Expression.Constant(propEntity), Expression.Field(Expression.Field(Expression.TypeAs(Expression.Call(e, propDataGetMthd), typeProxyData), fldItem), typeData.GetField(propCallBack.Name)), Expression.Call(propCallBack.GetDataReaderGetValueMethod(), dr, Expression.Constant(index++)) });
Expression expNewEdtdEnty = Expression.New(ctrEdtdEnty, new Expression[] { expNewEdtdProp, Expression.Constant(TrakMode.None) });
MethodInfo mthdCallBack = typeof(EntitySet <TEntity>).GetMethod("CallBack", BindingFlags.NonPublic | BindingFlags.Instance).MakeGenericMethod(propCallBack.PropertyType);
expressions[counter++] = Expression.Call(Expression.Call(e, propEntitySetGetMthd), mthdCallBack, new[] { e, expNewEdtdEnty });
resize++;
}
}
if (resize > 0)
{
Array.Resize(ref expressions, expressions.Length - resize);
}
SetCallBackData = Expression.Lambda <Action <SqlDataReader, TEntity> >(Expression.Block(expressions), dr, e).Compile();
}
#endif
#endregion Expression Tree
#region IL
#if IL
{
}
#endif
#endregion IL
#endregion Generate CallBackData Setter
}