How to use

add

method

in

it.unimi.dsi.fastutil.longs.LongLinkedOpenHashSet

/**
 * Creates a new hash set and fills it with the elements of a given array.
 *
 * @param a
 *            an array whose elements will be used to fill the set.
 * @param offset
 *            the first element to use.
 * @param length
 *            the number of elements to use.
 * @param f
 *            the load factor.
 */
public LongLinkedOpenHashSet(final long[] a, final int offset, final int length, final float f) {
  this(length < 0 ? 0 : length, f);
  LongArrays.ensureOffsetLength(a, offset, length);
  for (int i = 0; i < length; i++)
    add(a[offset + i]);
}
/**

/**
 * Creates a new hash set using elements provided by a type-specific iterator.
 *
 * @param i
 *            a type-specific iterator whose elements will fill the set.
 * @param f
 *            the load factor.
 */
public LongLinkedOpenHashSet(final LongIterator i, final float f) {
  this(DEFAULT_INITIAL_SIZE, f);
  while (i.hasNext())
    add(i.nextLong());
}
/**

public synchronized void add(long uid) {
 if (elems.size() == capacity) {
  elems.remove(elems.firstLong());
 }
 elems.add(uid);
}