code: protected void rehash(final int newN) {
  		int i = 0, pos;
  		final WorkbenchEntry[] workbenchEntry = this.workbenchEntry;
  		final int newMask = newN - 1;
  		final WorkbenchEntry[] newWorkbenchEntry = new WorkbenchEntry[newN];
  
  		for (int j = size; j-- != 0;) {
  			while (workbenchEntry[i] == null) i++;
  			WorkbenchEntry e = workbenchEntry[i];
  			pos = hashCode(e.ipAddress) & newMask;
  			while (newWorkbenchEntry[pos] != null) pos = (pos + 1) & newMask;
  			newWorkbenchEntry[pos] = e;
  			i++;
  		}
  		n = newN;
  		mask = newMask;
  		maxFill = 3 * (n / 4);
  		this.workbenchEntry = newWorkbenchEntry;
  	}
docs: Rehashes the set to a new size.
  
  @param newN the new size.