bool getMapped() Returns whether the form should be mapped to an element of its parent's data

bool hasListeners(string $eventName = null) Checks whether an event has any registered listeners

AdapterInterface

array getCharsets() Gets a list of charsets acceptable by the client browser.

static array getSubscribedEvents() Returns an array of event names this subscriber

addClassesToCompile(array $classes) Adds classes to the class cache.

bool hasMetadataFor(mixed $value) Checks if class has metadata.

Process clearOutput()

compile(Compiler $compiler)

Process mustRun(callable $callback = null)