class ContextStorage
@internal
Hierarchy
- class \OpenTelemetry\Context\ContextStorage implements \OpenTelemetry\Context\ContextStorageInterface, \OpenTelemetry\Context\ContextStorageHeadAware, \OpenTelemetry\Context\ExecutionContextAwareInterface
Expanded class hierarchy of ContextStorage
File
-
vendor/
open-telemetry/ context/ ContextStorage.php, line 10
Namespace
OpenTelemetry\ContextView source
final class ContextStorage implements ContextStorageInterface, ContextStorageHeadAware, ExecutionContextAwareInterface {
private ContextStorageHead $current;
private ContextStorageHead $main;
/** @var array<int|string, ContextStorageHead> */
private array $forks = [];
public function __construct() {
$this->current = $this->main = new ContextStorageHead($this);
}
public function fork(int|string $id) : void {
$this->forks[$id] = clone $this->current;
}
public function switch(int|string $id) : void {
$this->current = $this->forks[$id] ?? $this->main;
}
public function destroy(int|string $id) : void {
unset($this->forks[$id]);
}
public function head() : ContextStorageHead {
return $this->current;
}
public function scope() : ?ContextStorageScopeInterface {
return ($this->current->node->head ?? null) === $this->current ? $this->current->node : null;
}
public function current() : ContextInterface {
return $this->current->node->context ?? Context::getRoot();
}
public function attach(ContextInterface $context) : ContextStorageScopeInterface {
return $this->current->node = new ContextStorageNode($context, $this->current, $this->current->node);
}
private function __clone() {
}
}