Method ioSet

src/main/java/org/sfj/ChiseledMap.java:495–499

Associate a key to a value @param key key value @param v value -- cannot be null. @return true if it replaced a value @throws IOException on exception

(K key, V v)

   * @throws IOException on exception
   */
  public synchronized boolean ioSet(K key, V v) throws IOException {
    Objects.requireNonNull(v);
    long newAddr = append(key, v);
    return map.put(key, newAddr) != null;
  }

  public synchronized V ioGetSet(K key, V v) throws IOException {
    Objects.requireNonNull(v);