gets the available value or blocks until the value is initialized . concode_field_sep ValueFactory<K,V> factory concode_elem_sep ReadWriteLock closeLock concode_elem_sep GridFutureAdapter<V> fut concode_elem_sep boolean closed concode_elem_sep ConcurrentMap<K,ValueWrapper> map concode_elem_sep K key concode_field_sep void init concode_elem_sep V getOrCreate concode_elem_sep V createValue concode_elem_sep void close
V function ( ) { return fut . get ( ) ; }