Expert VB 2005 Business Objects Second Edition phần 9 pdf
Expert VB 2005 Business Objects Second Edition phần 9 pdf
... ser
vices on business objects like those in this book wor
ks out w
ell in this model,
because all your business logic is in those objects. If the service merely provides an interface to
the objects, ... discuss the creation of a Web Services
interface for the
ProjectTracker business objects in order to illustrate how business objects can
support the creation of web services....
Expert VB 2005 Business Objects Second Edition phần 5 pdf
... that’s just poor application design.
■Tip In the early 199 0s, I worked at a company where all “far-future” dates were entered as 12/31 /99 . Guess
how much trouble the company had around Y2K, when ... mapped. Business
objects often have read-only properties, and obviously it isn’t possible to set those values. Yet the
IDictionary or DTO may have a value for that property. It is up to the...
Expert VB 2005 Business Objects Second Edition phần 2 ppsx
... detail.
BusinessBase
The BusinessBase class is the base fr
om which all editable (read-write) business objects will be
created. In other words, to create a business object, inherit from
BusinessBase, ... Page 86
Business Framework
Implementation
In Chapter 1, I discussed the concepts behind the use of business objects and distributed objects.
In Chapter 2, I explored the desig...
Expert VB 2005 Business Objects Second Edition phần 3 doc
... the
BusinessBase class is
now complete.
BusinessListBase Class
While BusinessBase is the primary base class for building business objects, the framework must also
s
upport
c
ollections
o
f business ... the four primary base classes a business
developer will use to create editable and read-only business objects and collections:
•
Csla.BusinessBase(Of T)
• Csla.BusinessListBase(Of...
Expert VB 2005 Business Objects Second Edition phần 4 docx
... state of the business object itself. If the business object is
a subclass of
CommandBase, then the method name is DataPortal_Execute. For any other objects
that don’t inherit from
BusinessBase, ... DATA ACCESS AND SECURITY 198
6315_c04_final.qxd 4/13/06 12:33 PM Page 198
from System.MarshalByRefObject. Such objects are often referred to as MBROs (marshal-by-refer-
ence objects)...
Expert VB 2005 Business Objects Second Edition phần 6 doc
... Editable Objects
F
or r
ead-only
objects
, r
etrieval is the only data access concept required. Editable business objects
and editable collections (those deriving from
BusinessBase and BusinessListBase) ... classes from which each
business object should inherit. The editable business objects inherit from
BusinessBase, and the
collections of editable child objects inherit fro...
Expert VB 2005 Business Objects Second Edition phần 7 pps
... to create
business objects that enjoy all the features and capabilities built into the CSLA .NET framework.
The great thing is that almost all the code in the business objects will be business ... USING THE CSLA .NET BASE CLASSES 394
Figure 7-10. Comparing simple root objects (left) and collection root objects (right)
6315_c07_final.qxd 4/7/06 2: 19 PM Page 394
Handling Trans...
Expert VB 2005 Business Objects Second Edition phần 8 potx
...
ProjectList business object. Figure 9- 13 shows the Data properties for the
ListBox contr
ol.
CHAPTER 9 ■ WINDOWS FORMS UI 495
Figure 9- 12. C
ustomization option in the Data Sources window
6315_c 09_ final.qxd ... in Figure 9- 7, they are
grouped by namespace.
CHAPTER 9 ■ WINDOWS FORMS UI486
Figure 9- 6. Choosing an object data source
Figure 9- 7. S
electing the data sour
ce bu...
Expert VB 2005 Business Objects Second Edition phần 10 potx
... 96 –131
Csla.Data, 90
Csla.DataPortalClient, 90
Csla.Properties, 90
Csla.Security, 90 , 1 39 143
Csla.Server, 90
Csla.Server.Hosts, 90
Csla.Validation, 90 , 131–1 39
Csla.Web, 90
Csla.Web.Design, 90
Csla.WebServiceHost, ... 90
Csla.WebServiceHost, 90
Csla.Windows, 90
naming convention, 90
polymorphism, 97
read-only business objects, 398 –400
read-only collection...
expert vb 2005 business objects, second edition
... copyright owner and the publisher.
ISBN-13 (pbk): 97 8-1- 590 59- 631 -9
ISBN-10 (pbk): 1- 590 59- 631-5
Printed and bound in the United States of America 9 8 7 6 5 4 3 2 1
Trademarked names may appear ... translations, please contact Apress directly at 2560 Ninth Street, Suite 2 19, Berkeley,
CA 94 710. Phone 510-5 49- 593 0, fax 510-5 49- 593 9, e-mail info@apress.com, or visit http://...