Code example for Vector

Methods: elementAt, isEmpty, removeElementAt

0
     * is empty. 
     */ 
    public synchronized Object get() {
        Object object = peek();
        if (object != null)
            vector.removeElementAt(0);
        return object;
    } 
 
    /** 
     * Peek to see if something is available. 
     */ 
    public Object peek() {
        if (isEmpty()) 
            return null; 
        return vector.elementAt(0);
    } 
 
    /** 
     * Is the queue empty? 
     */ 
    public boolean isEmpty() { 
        return vector.isEmpty();
    } 
 
    /** 
     * How many elements are there in this queue? 
     */