while (added < numElements) {
      // we could rely solely on #poll, but #drainTo might be more efficient when there are multiple
      // elements already available (e.g. LinkedBlockingQueue#drainTo locks only once)
      added += q.drainTo(buffer, numElements - added);
      if (added < numElements) { // not enough elements immediately available; will have to poll
        E e = q.poll(deadline - System.nanoTime(), NANOSECONDS);
        if (e == null) {

            UrlQueue urlQueue;
            while ((urlQueue = urlQueueService.poll(sessionId1)) != null) {
                assertTrue(urlQueue.getUrl() + "=>" + url1, urlQueue.getUrl().startsWith(url1));
            }
            while ((urlQueue = urlQueueService.poll(sessionId2)) != null) {
                assertTrue(urlQueue.getUrl() + "=>" + url2, urlQueue.getUrl().startsWith(url2));
            }

  }

  @Override
  public E take() throws InterruptedException {
    return delegate().take();
  }

  @Override
  @CheckForNull
  public E poll(long timeout, TimeUnit unit) throws InterruptedException {
    return delegate().poll(timeout, unit);
  }

  @Override
  public int drainTo(Collection<? super E> c) {
    return delegate().drainTo(c);
  }

  @Override

{!../../docs_src/query_params/tutorial004.py!}
```

## Parámetros de query requeridos

Cuando declaras un valor por defecto para los parámetros que no son de path (por ahora solo hemos visto parámetros de query), entonces no es requerido.

Si no quieres añadir un valor específico sino solo hacerlo opcional, pon el valor por defecto como `None`.

# https://github.com/apache/lucene-solr/blob/master/lucene/analysis/common/src/resources/org/apache/lucene/analysis/ckb/stopwords.txt
و
کە
ی
کرد
ئەوەی
سەر
دوو
هەروەها
لەو
دەکات
چەند
هەر
ئەو
ئەم
من
ئێمە
تۆ
ئێوە
ئەو
ئەوان
بە
پێ
بەبێ
بەدەم
بەلای
بەپێی
بەرلە
بەرەوی
بەرەوە
بەردەم
بێ
بێجگە
بۆ
دە
تێ
دەگەڵ
دوای
جگە
لە
لێ
لەبەر
لەبەینی

suficientemente segura",badNumberOfSelectedOptionsStart:"Debe seleccionar al menos",badNumberOfSelectedOptionsEnd:" respuesta(s)",badAlphaNumeric:"El valor proporcionado solo debe contener caracteres alfanuméricos (a-z y números)",badAlphaNumericExtra:" y",wrongFileSize:"El archivo que está tratando de subir es demasiado grande (máx. %s)",wrongFileType:"Sólo los archivos del tipo %s están permitido",groupCheckedRangeStart:"Por favor, elija entre ",groupCheckedTooFewStart:"Por favor, elija al menos ",groupCheckedTooManyStart:"Por...

  You may make, run and propagate covered works that you do not
convey, without conditions so long as your license otherwise remains
in force.  You may convey covered works to others for the sole purpose
of having them make modifications exclusively for you, or provide you
with facilities for running those works, provided that you comply with
the terms of this License in conveying all material for which you do

    while (added < numElements) {
      // we could rely solely on #poll, but #drainTo might be more efficient when there are multiple
      // elements already available (e.g. LinkedBlockingQueue#drainTo locks only once)
      added += q.drainTo(buffer, numElements - added);
      if (added < numElements) { // not enough elements immediately available; will have to poll
        E e = q.poll(deadline - System.nanoTime(), NANOSECONDS);
        if (e == null) {

# https://github.com/apache/lucene-solr/blob/master/lucene/analysis/common/src/resources/org/apache/lucene/analysis/ga/stopwords.txt
a
ach
ag
agus
an
aon
ar
arna
as
b'
ba
beirt
bhúr
caoga
ceathair
ceathrar
chomh
chtó
chuig
chun
cois
céad
cúig
cúigear
d'
daichead
dar
de
deich
deichniúr
den
dhá
do
don
dtí
dá
dár
dó
faoi
faoin
faoina

# https://github.com/apache/lucene-solr/blob/master/lucene/analysis/common/src/resources/org/apache/lucene/analysis/lt/stopwords.txt
ant
apie
ar
arba
aš
be
bei
bet
bus
būti
būtų
buvo
dėl
gali
į
iki
ir
iš
ja
ją
jai
jais
jam
jame
jas
jei
ji
jį
jie
jiedu
jiedvi
jiedviem
jiedviese
jiems
jis
jo
jodviem
jog
joje
jomis
joms
jos
jose