tonybogdanov/memoize

对象与类级别的内存缓存

v2.3 2022-11-16 12:29 UTC

README

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安装

composer require tonybogdanov/memoize:^2.0

使用

对象级别的缓存

class ClassUsingCaching {
    use \TonyBogdanov\Memoize\Traits\MemoizeTrait;

    public function getObjectLevelCachedThing() {
        return $this->memoize( __METHOD__, function () {
            return 'thing'; // heavy code that needs to run only once per object instance.
        } );
    }
}

您还可以手动删除缓存的值

$object->unmemoize( 'key' );

您甚至可以检查一个缓存的值是否存在,而不需要检索它(即使是 null

$object->isMemoized( 'key' );

类级别的缓存

class ClassUsingCaching {
    use \TonyBogdanov\Memoize\Traits\MemoizeTrait;

    public static function getClassLevelCachedThing() {
        return static::memoizeStatic( __METHOD__, function () {
            return 'thing'; // heavy code that needs to run only once per class.
        } );
    }
}

您还可以手动删除缓存的值

StaticClass::unmemoizeStatic( 'key' );

您甚至可以检查一个缓存的值是否存在,而不需要检索它(即使是 null

StaticClass::isMemoizedStatic( 'key' );

外部对象

2.3 版本开始,您也可以访问和管理外部对象/类的缓存值。

// per-object
$this->memoizeForeign( $object, 'key', 'value' );
$this->unmemoizeForeign( $object, 'key' );
$this->isMemoizedForeign( $object, 'key' );

// per-class
StaticClass::memoizeStaticForeign( AnotherStaticClass::class, 'key', 'value' );
StaticClass::unmemoizeStaticForeign( AnotherStaticClass::class, 'key' );
StaticClass::isMemoizedStaticForeign( AnotherStaticClass::class, 'key' );

切换缓存

您可以在全局范围内切换缓存,这在测试中可能很有用。

Memoize::enable();
Memoize::disable();