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Showing posts with label java_packages. Show all posts
Showing posts with label java_packages. Show all posts

java packages

3:52 AM
Packages are used in Java in order to prevent naming conflicts, to control access, to make searching/locating and usage of classes, interfaces, enumerations and annotations easier, etc. A  Package  can be defined as a grouping of related types (classes, interfaces, enumerations and annotations ) providing access protection and namespace management. Some of the existing packages in Java are − java.lang  − bundles the fundamental classes java.io  − classes for input , output functions are bundled in this package Programmers can define their own packages to bundle group of classes/interfaces, etc. It is a good practice to group related classes implemented by you so that a programmer can easily determine that the classes, interfaces, enumerations, and annotations are related. Since the package creates a new namespace there won't be any name conflicts with names in other packages. Using packages, it is easier to provide access control and it is also easi...

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