/**
* Gets instance of application
* @param string $appName Application name
* @param string $instance Instance name
* @param boolean $spawn If true, we spawn an instance if absent
* @param boolean $preload If true, worker is at the preload stage
* @return object $instance AppInstance
*/
public function getInstance($appName, $instance = '', $spawn = true, $preload = false)
{
$class = ClassFinder::find($appName, 'Applications');
if (isset(Daemon::$appInstances[$class][$instance])) {
return Daemon::$appInstances[$class][$instance];
}
if (!$spawn) {
return false;
}
$fullname = $this->getAppFullname($appName, $instance);
if (!class_exists($class)) {
Daemon::$process->log(__METHOD__ . ': unable to find application class ' . $class . '\'');
return false;
}
if (!is_subclass_of($class, '\\PHPDaemon\\Core\\AppInstance')) {
Daemon::$process->log(__METHOD__ . ': class ' . $class . '\' found, but skipped as long as it is not subclass of \\PHPDaemon\\Core\\AppInstance');
return false;
}
$fullnameClass = $this->getAppFullname($class, $instance);
if ($fullname !== $fullnameClass && isset(Daemon::$config->{$fullname})) {
Daemon::$config->renameSection($fullname, $fullnameClass);
}
if (!$preload) {
/** @noinspection PhpUndefinedVariableInspection */
if (!$class::$runOnDemand) {
return false;
}
if (isset(Daemon::$config->{$fullnameClass}->limitinstances)) {
return false;
}
}
return new $class($instance);
}
public function getObject($type, $cond = null, $objOrCb = null)
{
$class = ClassFinder::find($type, $this->name, $this->ns);
if (!class_exists($class)) {
Daemon::log(get_class($this) . ': undefined class: ' . $class);
return false;
}
return new $class($cond, $objOrCb, $this);
}
/**
* Constructor.
* @return void
*/
protected function init()
{
if ($this->isEnabled()) {
list($class, $name) = explode(':', $this->name . ':');
$realclass = ClassFinder::find($class);
$e = explode('\\', $realclass);
if ($e[sizeof($e) - 1] !== 'Pool' && class_exists($realclass . '\\Pool')) {
$realclass .= '\\Pool';
}
if ($realclass !== $class) {
$base = '\\PHPDaemon\\Core\\Pool:';
Daemon::$config->renameSection($base . $class . ($name !== '' ? ':' . $name : ''), $base . $realclass . ($name !== '' ? ':' . $name : ''));
}
if (!class_exists($realclass)) {
Daemon::log($realclass . ' class not exists.');
return;
}
$this->pool = call_user_func([$realclass, 'getInstance'], $name);
$this->pool->appInstance = $this;
}
}
