protected function removeCall(Call $call)
{
$call->getProcedure()->removeCall($call);
unset($this->callInvocationIndex[$call->getInvocationRequestId()]);
unset($this->callRequestIndex[$call->getCallMessage()->getRequestId()]);
if ($call->getCancelMessage()) {
unset($this->callCancelIndex[$call->getCancelMessage()->getRequestId()]);
}
if ($call->getInterruptMessage()) {
unset($this->callInterruptIndex[$call->getInterruptMessage()->getRequestId()]);
}
}