| 1 | <?php |
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| 16 | trait UserProviderLoaderTrait |
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| 17 | { |
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| 18 | /** |
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| 19 | * @see UserProviderInterface::loadUserByUsername() |
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| 20 | */ |
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| 21 | public function loadUserByUsername($username) |
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| 37 | |||
| 38 | /** |
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| 39 | * @see UserProviderInterface::refreshUser() |
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| 40 | */ |
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| 41 | public function refreshUser(UserInterface $user) |
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| 52 | |||
| 53 | /** |
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| 54 | * @see UserProviderInterface::supportsClass() |
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| 55 | */ |
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| 56 | public function supportsClass($class) |
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| 60 | } |
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| 61 |
This check looks for methods that are used by a trait but not required by it.
To illustrate, let’s look at the following code example
The trait
Idableprovides a methodequalsIdthat in turn relies on the methodgetId(). If this method does not exist on a class mixing in this trait, the method will fail.Adding the
getId()as an abstract method to the trait will make sure it is available.