Method factoryMethod = findFactoryMethod(factoryClass, methodName);
OperatorInfo info = factoryMethod.getAnnotation(OperatorInfo.class);
assert info != null;
if (portKind == PortKind.INPUT) {
boolean found = false;
for (OperatorInfo.Input port : info.input()) {
if (port.name().equals(portName)) {
found = true;
break;
}
}