1: 2: 3: 4: 5: 6: 7: 8: 9: 10: 11: 12: 13: 14: 15: 16: 17: 18: 19: 20: 21: 22: 23: 24: 25: 26: 27: 28: 29: 30: 31: 32: 33: 34: 35: 36: 37: 38: 39: 40: 41: 42: 43: 44: 45: 46: 47: 48: 49: 50: 51: 52: 53: 54: 55: 56: 57: 58: 59: 60: 61: 62: 63: 64: 65: 66: 67: 68: 69: 70: 71: 72: 73: 74: 75: 76: 77: 78: 79: 80: 81: 82: 83: 84: 85: 86: 87: 88: 89: 90: 91: 92: 93: 94: 95: 96: 97: 98: 99: 100: 101: 102: 103: 104: 105: 106:
<?php
namespace Net\Bazzline\Component\Database\FileStorage\Writer;
use Net\Bazzline\Component\Csv\Writer\Writer;
use Net\Bazzline\Component\Lock\FileHandlerLock;
use Net\Bazzline\Component\Toolbox\Process\Experiment;
use RuntimeException;
class LockableWriter extends Writer implements LockableWriterInterface
{
private $experiment;
private $lock;
public function injectExperiment(Experiment $experiment)
{
$this->experiment = $experiment;
if ($this->lock instanceof FileHandlerLock) {
$this->setupExperiment($this->lock, $this->experiment);
}
}
public function injectLock(FileHandlerLock $lock)
{
$this->lock = $lock;
if ($this->experiment instanceof Experiment) {
$this->setupExperiment($this->lock, $this->experiment);
}
}
public function acquireLock()
{
$this->bindLock($this->lock);
$this->experiment->andTryIt();
}
public function isLocked()
{
return $this->lock->isLocked();
}
public function releaseLock()
{
$this->lock->release();
}
private function bindLock(FileHandlerLock $lock)
{
$lock->setResource($this->getFileHandler());
}
private function setupExperiment(FileHandlerLock $lock, Experiment $experiment)
{
$onFailure = function () use ($lock) {
$lock->acquire();
};
$onSuccess = function () {};
$trial = function () use ($lock) {
try {
$lock->acquire();
$wasSuccessful = true;
} catch (RuntimeException $exception) {
$wasSuccessful = false;
}
return $wasSuccessful;
};
$experiment->prepareNewExperiment($trial, 3, 300, $onSuccess, $onFailure);
}
}