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<?php |
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|
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namespace PhpOffice\PhpSpreadsheet\Collection; |
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|
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use Psr\SimpleCache\CacheInterface; |
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|
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/** |
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* This is the default implementation for in-memory cell collection. |
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* |
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* Alternatives implementation should leverage off-memory, non-volatile storage |
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* to reduce overall memory usage. |
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*/ |
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class Memory implements CacheInterface |
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{ |
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private $cache = []; |
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|
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public function clear() |
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{ |
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$this->cache = []; |
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|
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return true; |
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} |
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|
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public function delete($key) |
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{ |
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unset($this->cache[$key]); |
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|
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return true; |
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} |
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|
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public function deleteMultiple($keys) |
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{ |
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foreach ($keys as $key) { |
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$this->delete($key); |
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} |
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|
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return true; |
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} |
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|
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public function get($key, $default = null) |
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{ |
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if ($this->has($key)) { |
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return $this->cache[$key]; |
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} |
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|
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return $default; |
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} |
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|
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public function getMultiple($keys, $default = null) |
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{ |
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$results = []; |
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foreach ($keys as $key) { |
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$results[$key] = $this->get($key, $default); |
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} |
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|
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return $results; |
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} |
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|
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public function has($key) |
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{ |
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return array_key_exists($key, $this->cache); |
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} |
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|
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public function set($key, $value, $ttl = null) |
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{ |
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$this->cache[$key] = $value; |
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|
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return true; |
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} |
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|
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public function setMultiple($values, $ttl = null) |
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{ |
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foreach ($values as $key => $value) { |
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$this->set($key, $value); |
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} |
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|
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return true; |
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} |
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} |
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|
