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Mastering Web Services Security p10

trong đó có các nhận dạng và các thuộc tính khác của khách hàng bắt đầu. Mặc dù các yếu tố tiêu chuẩn WS-Security không địa chỉ hạn chế đoàn, chúng ta có thể sử dụng một phi tiêu chuẩn riêng biệt (nhưng hợp pháp) WS-Security yếu tố có chứa các bản sắc của đại biểu. | Glossary 397 bean provider A role in an EJB lifecycle that is responsible for producing enterprise beans in the form of EJB JAR files containing one or more enterprise beans. The JAR files include Java classes that implement the enterprise bean s business methods definitions of the bean s remote and home interfaces and the deployment descriptor. class A named description of a set of objects that share the same attributes operations relationships and semantics. client stub An element generated by the IDL compiler as part of the client code that acts as a proxy of the object for the client. The client code calls a locally residing stub which makes calls on the rest of the ORB using interfaces that are private to and presumably optimized for the particular ORB core. COM The next generation after COM in the evolution of Microsoft distributed computing architecture. It integrates Microsoft Transaction Server into COM and provides a messaging alternative based on Microsoft Message Queue technology for COM calls. component The fundamental building block of distributed software applications. Each component has one or more interfaces that provide the points of entry for calling programs. An interface which is defined in terms of operations also called methods encapsulates a component and ensures that a component is modular. composite delegation A form of delegation in which both the client privileges and the immediate invoker s privileges are passed to the target so that both the client privileges and the privileges from the immediate source of the invocation can be individually checked. confidentiality A security property ensuring that information is disclosed only to the authorized subjects. constrained delegation Synonymous with controlled delegation. container A rich runtime environment that provides an array of application services allowing the application developer to concentrate on building the application rather than the supporting infrastructure. controlled .