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    <h3>Editing: CacheEventMutex.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php

namespace Illuminate\Console\Scheduling;

use Illuminate\Contracts\Cache\Factory as Cache;

class CacheEventMutex implements EventMutex, CacheAware
{
    /**
     * The cache repository implementation.
     *
     * @var \Illuminate\Contracts\Cache\Factory
     */
    public $cache;

    /**
     * The cache store that should be used.
     *
     * @var string|null
     */
    public $store;

    /**
     * Create a new overlapping strategy.
     *
     * @param  \Illuminate\Contracts\Cache\Factory  $cache
     * @return void
     */
    public function __construct(Cache $cache)
    {
        $this-&gt;cache = $cache;
    }

    /**
     * Attempt to obtain an event mutex for the given event.
     *
     * @param  \Illuminate\Console\Scheduling\Event  $event
     * @return bool
     */
    public function create(Event $event)
    {
        return $this-&gt;cache-&gt;store($this-&gt;store)-&gt;add(
            $event-&gt;mutexName(), true, $event-&gt;expiresAt * 60
        );
    }

    /**
     * Determine if an event mutex exists for the given event.
     *
     * @param  \Illuminate\Console\Scheduling\Event  $event
     * @return bool
     */
    public function exists(Event $event)
    {
        return $this-&gt;cache-&gt;store($this-&gt;store)-&gt;has($event-&gt;mutexName());
    }

    /**
     * Clear the event mutex for the given event.
     *
     * @param  \Illuminate\Console\Scheduling\Event  $event
     * @return void
     */
    public function forget(Event $event)
    {
        $this-&gt;cache-&gt;store($this-&gt;store)-&gt;forget($event-&gt;mutexName());
    }

    /**
     * Specify the cache store that should be used.
     *
     * @param  string  $store
     * @return $this
     */
    public function useStore($store)
    {
        $this-&gt;store = $store;

        return $this;
    }
}
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