Declarative techniques: the J2EE programming model is an example of using declarative techniques to provide separation of concerns between the application logic and the configuration of middleware.

声明技术：J2EE编程模型就是使用声明技术提供应用程序逻辑和中间件配置分离的一个例子。

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WPF USES the Extensible application Markup Language (XAML) to provide a declarative model for application programming.

WPF使用可延伸应用程序标记语言(XAML)，以提供应用程序的程序设计中的宣告式模型。

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At this point the declarative model must have an escape hatch to allow programming to take place.

FORBES: A New Open-Source Model For SaaS

The state of the art in this model of programming is Pegasystems, which is often called a BPM system but is really a declarative application development environment.

FORBES: A New Open-Source Model For SaaS