变量的声明: 包括两种: 1) 定义性声明(defining declaration): 需要建立存储空间。 如: int a; 2) 引用性声明(referencing declaration): 不需要建立存储空间。
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它给出了包中确切内容的定义性声明。
This represents the definitive statement of the exact contents to the packages.
业务逻辑被实现为一个POJO集合,并通过一个声明性blueprint . xml配置文件将bean定义和引用与osgi服务关联起来。
The business logic is implemented as a collection of POJOs with a declarative blueprint.xml configuration file to associate bean definitions and references with OSGi services.
尽管在本技巧中没有讨论,但是您还可以在全局和本地声明中使用类型定义以改进模式的可读性。
Although not covered in this tip, you can also use type definitions in association with global and local element declarations to improve the readability of your schemas.
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