Feature: #83167 - Replace @validate with @TYPO3\CMS\Extbase\Annotation\Validate
See forge#83167
Description
As a successor to the 
        @validate annotation, the doctrine annotation
        @TYPO3\ has been introduced.
Example:
/**
 * @TYPO3\CMS\Extbase\Annotation\Validate
 * @var Foo
 */
public $property;
            
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Doctrine annotations are actual defined classes, therefore you can also use the annotation with a use statement.
Example:
use TYPO3\CMS\Extbase\Annotation\Validate;
            
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/**
 * @Validate
 * @var Foo
 */
public $property;
            
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Used annotations can also be aliased which the core will most likely be using a lot in the future.
Example:
use TYPO3\CMS\Extbase\Annotation as Extbase;
            
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/**
 * @Extbase\Validate
 * @var Foo
 */
public $property;
            
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Impact
In v9 there is no actual impact. Both the simple 
        @validate and
        @TYPO3\ can be used side by side.
However, 
        @validate is deprecated in v9 and will be removed in v10.