/**
* Sets an expiration date (a timeout) on an item.
*
* @param string $key The key that will disappear.
* @param int $ttl The key's remaining Time To Live, in seconds.
*
* @return bool TRUE in case of success, FALSE in case of failure.
* @link http://redis.io/commands/expire
* @example
* <pre>
* $redis->set('x', '42');
* $redis->setTimeout('x', 3); // x will disappear in 3 seconds.
* sleep(5); // wait 5 seconds
* $redis->get('x'); // will return `FALSE`, as 'x' has expired.
* </pre>
*/
public function expire($key, $ttl)
{
try {
return $this->client->expire($key, $ttl);
} catch (Exception $e) {
return $this->handleException($e, __FUNCTION__, func_get_args());
}
}
/**
* Test persisting a key
*/
public function testPersist()
{
$this->redis->del('testPersist');
$isPersisted = $this->redis->persist('testPersist');
$this->assertInternalType('bool', $isPersisted);
$this->assertFalse($isPersisted);
$this->redis->set('testPersist', 'someValue');
$this->assertFalse($this->redis->persist('testPersist'));
$this->redis->expire('testPersist', 1);
$isPersisted = $this->redis->persist('testPersist');
$this->assertInternalType('bool', $isPersisted);
$this->assertTrue($isPersisted);
sleep(2);
$this->assertEquals('someValue', $this->redis->get('testPersist'));
}
/**
* Sets an expiration date (a timeout) on an item.
*
* @param string $key The key that will disappear.
* @param int $ttl The key's remaining Time To Live, in seconds.
*
* @return bool TRUE in case of success, FALSE in case of failure.
* @link http://redis.io/commands/expire
* @example
* <pre>
* $redis->set('x', '42');
* $redis->setTimeout('x', 3); // x will disappear in 3 seconds.
* sleep(5); // wait 5 seconds
* $redis->get('x'); // will return `FALSE`, as 'x' has expired.
* </pre>
*/
public function expire($key, $ttl)
{
$this->appendToLog('EXPIRE ' . $key . ' ' . $ttl);
return $this->client->expire($key, $ttl);
}
