Java Utililty Methods Queue Usage

List of utility methods to do Queue Usage

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Description

The list of methods to do Queue Usage are organized into topic(s).

Method

doubleaddElementsToQueueInSingleThread(int numberOfElements, Queue queue, int element)
add Elements To Queue In Single Thread 
long t = System.nanoTime();
for (int i = 0; i < numberOfElements; i++) {
    queue.add(element);
t = System.nanoTime() - t;
return t / Math.pow(10, 9);
QueueaddStringArraytoQueue(Queue set, String[] array)
add String Arrayto Queue 
for (String string : array) {
    set.add(string);
return set;
StringasString(Queue values)
as String 
StringBuilder sb = new StringBuilder();
sb.append("[");
boolean first = true;
for (byte[] bs : values) {
    if (first) {
        first = false;
    } else {
        sb.append(", ");
...
StringbQToString(Queue bQ)
b Q To String 
byte[] bytes = new byte[bQ.size()];
for (int i = 0; i < bytes.length; i++) {
    bytes[i] = bQ.poll();
return new String(bytes);
ListconvertQueueToArray(Queue q)
convert Queue To Array 
Queue<K> temp = new PriorityQueue<K>(q);
List<K> list = new ArrayList<K>();
while (temp.size() > 0)
    list.add(temp.poll());
return list;
voidelementFail(Queue q)
element Fail 
try {
    q.element();
    throw new RuntimeException("Exception should have thrown");
} catch (NoSuchElementException e) {
Eget(Queue queue, int index)
get 
E result = null;
int i = 0;
for (E e : queue) {
    if (i == index) {
        result = e;
        break;
    i++;
...
ListgetAllElementsFromQueueAsList(Queue queue)
get All Elements From Queue As List 
final int size = queue.size();
List<Type> result = new ArrayList<>();
for (int i = 0; i < size; i++) {
    result.add(queue.poll());
return result;
booleanisListBased(Class type)
Return whether the supplied type (collection) is list based. 
if (type == null) {
    return false;
} else if (java.util.List.class.isAssignableFrom(type)) {
    return true;
} else if (java.util.Queue.class.isAssignableFrom(type)) {
    return true;
return false;
...
booleanisQueue(final Object value, final boolean acceptNull)
Returns true if the given object is an instance of Queue . 
return isType(Queue.class, value, acceptNull);