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The Package class in Java provides information about the implementation and specification of a package. It contains methods that give you access to annotations, implementation titles, vendor details, and version information related to the package.
This guide covers various methods available in the Package class. Each method is described in simple terms to help beginners understand how to use them. These methods allow you to retrieve and manage metadata about the package, making it a useful tool for understanding and documenting the contents of a package.
For more detailed information, please refer to the official Java SE Documentation.
Java Package Class Methods
The table below contains various methods of the Java Package class, each with a link to a detailed explanation, examples, and real-world uses. Click on the method names to learn more about how to use them effectively in your applications.
| Method | Description |
|---|---|
| getAnnotation() | Returns the annotation for the specified type if it is present on this package. |
| getAnnotations() | Returns all annotations present on this package. |
| getAnnotationsByType() | Returns annotations that are associated with the specified annotation type. |
| getDeclaredAnnotation() | Returns the declared annotation for the specified type if it is present on this package. |
| getDeclaredAnnotations() | Returns all declared annotations on this package. |
| getImplementationTitle() | Returns the title of the implementation of this package. |
| getImplementationVendor() | Returns the vendor of the implementation of this package. |
| getImplementationVersion() | Returns the version of the implementation of this package. |
| getName() | Returns the name of this package. |
| getPackage() | Returns the package with the specified name. |
| isAnnotationPresent() | Checks if the specified annotation is present on this package. |
| isSealed() | Checks if this package is sealed. |
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