pppttx的博客

static final int MAXIMUM_CAPACITY = 1 << 30; static final int tableSizeFor(int cap) { // 0000 1000 0000 0000 0000 0000 0000 0000 n // 0000 0100 0000 0000 0000 0000 0000 0000 n>>>1 //->0000 1100 0000 0000...

/** * Implements Map.get and related methods * * @param hash hash for key * @param key the key * @return the node, or null if none */ final Node<K,V> getNode(int hash, Object key) { Node<K,V>[] tab...

/** * Implements Map.put and related methods * * @param hash hash for key * @param key the key * @param value the value to put * @param onlyIfAbsent if true, don't change existing value * @param evict if false, the t...

/** * Initializes or doubles table size. If null, allocates in * accord with initial capacity target held in field threshold. * Otherwise, because we are using power-of-two expansion, the * elements from each bin must either stay ...