// Callbacks to allow LinkedHashMap post-actionsvoidafterNodeAccess(Node<K,V> p){ }voidafterNodeInsertion(booleanevict){ }voidafterNodeRemoval(Node<K,V> p){ } 在LinkedHashMap中,这三个函数实现如下: //移除节点的时候会触发回调,将节点从双向链表中删除,在调用 removeNode 函数时候会执行voidafterNode...
* Constructs an empty insertion-ordered <tt>LinkedHashMap</tt> instance * with the default initial capacity () and load factor (0.75). */publicLinkedHashMap(){super(); accessOrder =false; }/** * Constructs an insertion-ordered <tt>LinkedHashMap</tt> instance with * the same mappings as...
Node<K,V>newNode(inthash,Kkey,Vvalue,Node<K,V>e){LinkedHashMap.Entry<K,V>p=newLinkedHashMap.Entry<K,V>(hash,key,value,e);linkNodeLast(p);returnp;} linkNodeLast方法负责双链表的连接: privatevoidlinkNodeLast(LinkedHashMap.Entry<K,V>p){LinkedHashMap.Entry<K,V>last=tail;tail=p;if...