--------------------------- LinkedHashMap | --------------------------- # ¼Ì³Ð×Ô hashMap,ʵÏÖÁË Map ½Ó¿Ú # Ë«ÏòÁ´±í(Í·Ö¸Õë,βָÕë)ʵÏÖ # ¹¹Ôì LinkedHashMap(int initialCapacity) LinkedHashMap(int initialCapacity, float loadFactor) LinkedHashMap(int initialCapacity,float loadFactor,boolean accessOrder) LinkedHashMap(Map extends K, ? extends V> m) initialCapacity * ³õʼÈÝÁ¿ loadFactor * ¸ºÔØÒò×Ó accessOrder * ÊÇ·ñ°²×°·ÃÎÊʱ¼ä½øÐÐÅÅÐò * ×î½ü·ÃÎʵÄÅÅÔÚÁ´±íÇ°Ãæ * ¶ÔÔªËصķÃÎÊ,»áʹԪËØÒƶ¯µ½Á´±í¶¥²¿ # ·½·¨ protected boolean removeEldestEntry(Map.Entry eldest); * LinkedHashMap×Ô´øµÄÅжÏÊÇ·ñɾ³ý×îÀϵÄÔªËØ·½·¨,ĬÈÏ·µ»Øfalse,¼´²»É¾³ýÀÏÊý¾Ý * ×ÓÀàÖØдÕâ¸ö·½·¨,µ±Âú×ãÒ»¶¨Ìõ¼þʱɾ³ýÀÏÊý¾Ý(Á´±íβ)