Defining Validation in the Business Services

• Implementing validation in entity objects ensures that validation is:
• Consistent
• Easily maintained
• You can define validation by:
• Using declarative validation:
• Built-in validation rules
• Custom validation rules
• Using programmatic validation
• Using domains: Prevalidated custom data types

Notes:

Defining Validation in the Business Services

When you incorporate validation into the ADF BC business model, the most logical place to implement such validation is in the entity objects. Encapsulating business logic in these shared reusable components provides the following benefits:

Ensures that your business information is validated consistently in every page where end users are allowed to make changes

Simplifies maintenance by centralizing validation

There are several possibilities for implementing validation, as described in subsequent slides.