{"id":252,"date":"2023-09-16T05:31:05","date_gmt":"2022-08-03T23:59:13","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/java%e7%9a%84linkedlist-java%e4%b8%ad%e7%9a%84linkedlist\/"},"modified":"2025-08-01T02:57:49","modified_gmt":"2025-07-31T18:57:49","slug":"java%e7%9a%84linkedlist-java%e4%b8%ad%e7%9a%84linkedlist","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/java%e7%9a%84linkedlist-java%e4%b8%ad%e7%9a%84linkedlist\/","title":{"rendered":"Java LinkedList \u6df1\u5ea6\u89e3\u6790\uff1a\u539f\u7406\u3001\u7528\u6cd5\u4e0e\u6027\u80fd\u4f18\u5316"},"content":{"rendered":"<p>Java LinkedList \u662f List \u548c Deque \u63a5\u53e3\u7684\u5b9e\u73b0\u4e4b\u4e00\u3002\u5b83\u662f\u7ecf\u5e38\u4f7f\u7528\u7684 List \u5b9e\u73b0\u7c7b\u4e4b\u4e00\u3002\u5b83\u7ee7\u627f\u4e86 AbstractSequentialList \u5e76\u5b9e\u73b0\u4e86 List \u548c Deque \u63a5\u53e3\u3002\u5b83\u662f\u4e00\u4e2a\u6709\u5e8f\u7684\u96c6\u5408\uff0c\u652f\u6301\u91cd\u590d\u5143\u7d20\u3002\u5b83\u6309\u7167\u63d2\u5165\u987a\u5e8f\u5b58\u50a8\u5143\u7d20\u3002\u5b83\u652f\u6301\u6dfb\u52a0\u7a7a\u5143\u7d20\u3002\u5b83\u652f\u6301\u57fa\u4e8e\u7d22\u5f15\u7684\u64cd\u4f5c\u3002\u5982\u679c\u4f60\u60f3\u4e86\u89e3\u66f4\u591a\u5173\u4e8e List \u57fa\u7840\u77e5\u8bc6\u7684\u8bdd\uff0c\u8bf7\u9605\u8bfb\u8fd9\u7bc7\u6587\u7ae0\uff1aJava List\u3002<\/p>\n<h3>\u6458\u8981\uff1a\u76ee\u5f55\u5927\u7eb2<\/p>\n<p>\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u8ba8\u8bba\u4ee5\u4e0b\u6982\u5ff5\u3002<\/p>\n<ul class=\"post-ul\">\n<li>Java LinkedList<\/li>\n<li>Java LinkedList Class Diagram<\/li>\n<li>Java LinkedList List Methods<\/li>\n<li>Java LinkedList Deque Methods<\/li>\n<li>Java LinkedList Basic Example<\/li>\n<li>Java LinkedList Generics<\/li>\n<li>Java Array to LinkedList<\/li>\n<li>Java LinkedList to Array<\/li>\n<li>Java LinkedList Real-time Usecases<\/li>\n<li>Internal Representation of Java LinkedList<\/li>\n<li>How Insertion works in Java LinkedList?<\/li>\n<li>How Deletion works in Java LinkedList?<\/li>\n<li>Java LinkedList Deque Operations<\/li>\n<li>Java SE 8: Java LinkedList to Stream<\/li>\n<li>Java SE 9 LinkedList<\/li>\n<\/ul>\n<h3>Java\u94fe\u8868<\/p>\n<p>\u5728\u8fd9\u4e00\u90e8\u5206\u4e2d\uff0c\u6211\u4eec\u5c06\u8ba8\u8bba\u4e00\u4e9b\u5173\u4e8eJava LinkedList\u7684\u91cd\u8981\u8981\u70b9\u3002<\/p>\n<ul class=\"post-ul\">\n<li>Java LinkedList class is a member of the Java Collections Framework.<\/li>\n<li>It is an implementation of the List and Deque interfaces.<\/li>\n<li>Internally, it is an implemented using Doubly Linked List Data Structure.<\/li>\n<li>It supports duplicate elements.<\/li>\n<li>It stores or maintains it\u2019s elements in Insertion order.<\/li>\n<li>We can add any number of null elements.<\/li>\n<li>It is not synchronised that means it is not Thread safe.<\/li>\n<li>We can create a synchronised LinkedList using Collections.synchronizedList() method.<\/li>\n<li>In Java applications, we can use it as a List, stack or queue.<\/li>\n<li>It does not implement RandomAccess interface. So we can access elements in sequential order only. It does not support accessing elements randomly.<\/li>\n<li>When we try to access an element from a LinkedList, searching that element starts from the beginning or end of the LinkedList based on where that elements is available.<\/li>\n<li>We can use ListIterator to iterate LinkedList elements.<\/li>\n<li>From Java SE 8 on-wards, we can convert a LinkedList into a Stream and vice-versa.<\/li>\n<li>Java SE 9 is going to add couple of factory methods to create an Immutable LinkedList.<\/li>\n<\/ul>\n<h3>Java\u4e2d\u7684LinkedList\u7c7b\u56fe<\/p>\n<div>\n                            <img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65647be8a4b2f92e6c72c722\/8-0.jpg\" class='post-images' alt=\"\" title=\"\"><\/p>\n<h3>Java\u4e2dLinkedList\u7684List\u65b9\u6cd5<\/p>\n<p>&#8211; add()\u65b9\u6cd5\u5411\u5217\u8868\u7684\u672b\u5c3e\u6dfb\u52a0\u5143\u7d20\u3002<br \/>\n&#8211; addFirst()\u65b9\u6cd5\u5728\u5217\u8868\u5f00\u5934\u6dfb\u52a0\u5143\u7d20\u3002<br \/>\n&#8211; addLast()\u65b9\u6cd5\u5728\u5217\u8868\u672b\u5c3e\u6dfb\u52a0\u5143\u7d20\u3002<br \/>\n&#8211; remove()\u65b9\u6cd5\u4ece\u5217\u8868\u4e2d\u79fb\u9664\u6307\u5b9a\u5143\u7d20\u7684\u7b2c\u4e00\u4e2a\u5339\u914d\u9879\u3002<br \/>\n&#8211; removeFirst()\u65b9\u6cd5\u4ece\u5217\u8868\u4e2d\u79fb\u9664\u7b2c\u4e00\u4e2a\u5143\u7d20\u3002<br \/>\n&#8211; removeLast()\u65b9\u6cd5\u4ece\u5217\u8868\u4e2d\u79fb\u9664\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u3002<br \/>\n&#8211; get()\u65b9\u6cd5\u8fd4\u56de\u6307\u5b9a\u4f4d\u7f6e\u7684\u5143\u7d20\u3002<br \/>\n&#8211; getFirst()\u65b9\u6cd5\u8fd4\u56de\u5217\u8868\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u3002<br \/>\n&#8211; getLast()\u65b9\u6cd5\u8fd4\u56de\u5217\u8868\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u3002<br \/>\n&#8211; size()\u65b9\u6cd5\u8fd4\u56de\u5217\u8868\u4e2d\u7684\u5143\u7d20\u6570\u91cf\u3002<\/p>\n<p>\u5728\u672c\u8282\u4e2d\uff0c\u6211\u4eec\u5c06\u8ba8\u8bba\u4e00\u4e9b\u6709\u7528\u4e14\u7ecf\u5e38\u4f7f\u7528\u7684Java LinkedList\u65b9\u6cd5\u3002\u4ee5\u4e0b\u65b9\u6cd5\u662f\u4eceList\u6216Collection\u63a5\u53e3\u7ee7\u627f\u7684\uff1a<\/p>\n<ol>size(): \u8fd4\u56de\u5217\u8868\u4e2d\u7684\u5143\u7d20\u6570\u91cf\u3002<br \/>\nisEmpty(): \u68c0\u67e5\u5217\u8868\u662f\u5426\u4e3a\u7a7a\u3002<br \/>\ncontains(Object o): \u5982\u679c\u5217\u8868\u5305\u542b\u6307\u5b9a\u7684\u5143\u7d20\uff0c\u5219\u8fd4\u56detrue\u3002<br \/>\niterator(): \u8fd4\u56de\u4e00\u4e2a\u6309\u9002\u5f53\u987a\u5e8f\u904d\u5386\u5217\u8868\u4e2d\u5143\u7d20\u7684\u8fed\u4ee3\u5668\u3002<br \/>\ntoArray(): \u8fd4\u56de\u5305\u542b\u5217\u8868\u4e2d\u6240\u6709\u5143\u7d20\u7684\u6570\u7ec4\uff0c\u6309\u9002\u5f53\u987a\u5e8f\u6392\u5217\u3002<br \/>\nadd(E e): \u5c06\u6307\u5b9a\u5143\u7d20\u8ffd\u52a0\u5230\u5217\u8868\u7684\u672b\u5c3e\u3002<br \/>\nremove(Object o): \u4ece\u5217\u8868\u4e2d\u79fb\u9664\u7b2c\u4e00\u4e2a\u5339\u914d\u5230\u7684\u6307\u5b9a\u5143\u7d20\u3002<br \/>\nretainAll(Collection c): \u4ec5\u4fdd\u7559\u5217\u8868\u4e2d\u5305\u542b\u5728\u6307\u5b9a\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u3002<br \/>\nclear(): \u4ece\u5217\u8868\u4e2d\u79fb\u9664\u6240\u6709\u5143\u7d20\u3002<br \/>\nget(int index): \u8fd4\u56de\u5217\u8868\u4e2d\u6307\u5b9a\u4f4d\u7f6e\u7684\u5143\u7d20\u3002<br \/>\nset(int index, E element): \u7528\u6307\u5b9a\u5143\u7d20\u66ff\u6362\u5217\u8868\u4e2d\u6307\u5b9a\u4f4d\u7f6e\u7684\u5143\u7d20\u3002<br \/>\nlistIterator(): \u8fd4\u56de\u4e00\u4e2a\u5217\u8868\u4e2d\u5143\u7d20\u7684\u5217\u8868\u8fed\u4ee3\u5668\u3002<br \/>\nsubList(int fromIndex, int toIndex): \u8fd4\u56de\u5217\u8868\u4e2d\u6307\u5b9a\u7d22\u5f15\u8303\u56f4\u5185\u7684\u90e8\u5206\u89c6\u56fe\uff0c\u5305\u542bfromIndex\uff08\u5305\u62ec\uff09\u5230toIndex\uff08\u4e0d\u5305\u62ec\uff09\u4e4b\u95f4\u7684\u5143\u7d20\u3002\u8fd4\u56de\u7684\u5217\u8868\u4e0e\u5f53\u524d\u5217\u8868\u5171\u4eab\u540c\u4e00\u4e2a\u5e95\u5c42\u6570\u636e\u7ed3\u6784\uff0c\u56e0\u6b64\u8fd4\u56de\u5217\u8868\u4e2d\u7684\u975e\u7ed3\u6784\u6027\u53d8\u66f4\u5c06\u53cd\u6620\u5728\u5f53\u524d\u5217\u8868\u4e2d\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002<\/ol>\n<h3>Java LinkedList Deque \u65b9\u6cd5\u7684\u4e2d\u6587\u91ca\u4e49<\/p>\n<p>\u4ee5\u4e0b\u65b9\u6cd5\u4e13\u95e8\u9488\u5bf9LinkedList\u7c7b\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u662f\u4eceDeque\u63a5\u53e3\u7ee7\u627f\u800c\u6765\u7684\u3002<\/p>\n<ol>void addFirst(E e): \u5728\u6b64\u5217\u8868\u7684\u5f00\u5934\u63d2\u5165\u6307\u5b9a\u5143\u7d20\u3002<br \/>\nvoid addLast(E e): \u5728\u6b64\u5217\u8868\u7684\u672b\u5c3e\u63d2\u5165\u6307\u5b9a\u5143\u7d20\u3002<br \/>\nE getFirst(): \u68c0\u7d22\u4f46\u4e0d\u79fb\u9664\u6b64\u5217\u8868\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u3002\u4e0epeekFirst\u65b9\u6cd5\u4e0d\u540c\u7684\u662f\uff0c\u5982\u679c\u6b64\u5217\u8868\u4e3a\u7a7a\uff0c\u5b83\u4f1a\u629b\u51fa\u4e00\u4e2a\u5f02\u5e38\u3002<br \/>\nE getLast(): \u68c0\u7d22\u4f46\u4e0d\u79fb\u9664\u6b64\u5217\u8868\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u3002\u4e0epeekLast\u65b9\u6cd5\u4e0d\u540c\u7684\u662f\uff0c\u5982\u679c\u6b64\u5217\u8868\u4e3a\u7a7a\uff0c\u5b83\u4f1a\u629b\u51fa\u4e00\u4e2a\u5f02\u5e38\u3002<br \/>\nE remvoeFirst(): \u4ece\u6b64\u5217\u8868\u4e2d\u79fb\u9664\u5e76\u8fd4\u56de\u7b2c\u4e00\u4e2a\u5143\u7d20\u3002<br \/>\nE removeLast(): \u4ece\u6b64\u5217\u8868\u4e2d\u79fb\u9664\u5e76\u8fd4\u56de\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u3002<br \/>\nboolean offerFirst(E e): \u5728\u6b64\u5217\u8868\u7684\u524d\u9762\u63d2\u5165\u6307\u5b9a\u5143\u7d20\u3002<br \/>\nboolean offerLast(E e): \u5728\u6b64\u5217\u8868\u7684\u672b\u5c3e\u63d2\u5165\u6307\u5b9a\u5143\u7d20\u3002<br \/>\nE pollFirst(): \u68c0\u7d22\u5e76\u79fb\u9664\u6b64\u5217\u8868\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\uff0c\u5982\u679c\u6b64\u5217\u8868\u4e3a\u7a7a\uff0c\u5219\u8fd4\u56denull\u3002<br \/>\nE pollLast(): \u68c0\u7d22\u5e76\u79fb\u9664\u6b64\u5217\u8868\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\uff0c\u5982\u679c\u6b64\u5217\u8868\u4e3a\u7a7a\uff0c\u5219\u8fd4\u56denull\u3002<br \/>\nE peekFirst(): \u68c0\u7d22\u4f46\u4e0d\u79fb\u9664\u6b64\u5217\u8868\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\uff0c\u5982\u679c\u6b64\u5217\u8868\u4e3a\u7a7a\uff0c\u5219\u8fd4\u56denull\u3002<br \/>\nE peekLast(): \u68c0\u7d22\u4f46\u4e0d\u79fb\u9664\u6b64\u5217\u8868\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\uff0c\u5982\u679c\u6b64\u5217\u8868\u4e3a\u7a7a\uff0c\u5219\u8fd4\u56denull\u3002<\/ol>\n<h3>Java LinkedList \u57fa\u672c\u793a\u4f8b<\/p>\n<p>\u5728\u8fd9\u4e00\u8282\u4e2d\uff0c\u6211\u4eec\u5c06\u8ba8\u8bbaJava LinkedList\u7684\u57fa\u672c\u793a\u4f8b\u3002\u5728\u63a5\u4e0b\u6765\u7684\u90e8\u5206\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u4e00\u4e9b\u66f4\u6709\u7528\u7684\u64cd\u4f5c\u3002\u4f8b\u5982\uff1a<\/p>\n<pre class=\"post-pre\"><code>import java.util.LinkedList;\r\nimport java.util.List;\r\n\r\npublic class LinkedListDemo \r\n{\r\n  public static void main(String[] args) \r\n  {\r\n\tList names = new LinkedList();\r\n\tnames.add(\"Rams\");\r\n\tnames.add(\"Posa\");\r\n\tnames.add(\"Chinni\");\r\n        names.add(2011);\r\n\t\t\t\r\n\tSystem.out.println(\"LinkedList content: \" + names);\r\n\tSystem.out.println(\"LinkedList size: \" + names.size());\r\n  }\r\n}\r\n<\/code><\/pre>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre class=\"post-pre\"><code>LinkedList content: [Rams, Posa, Chinni, 2011]\r\nLinkedList size: 4\r\n<\/code><\/pre>\n<p>\u6211\u4eec\u5728\u8fd9\u91cc\u521b\u5efa\u4e86\u4e00\u4e2aLinkedList\u5bf9\u8c61\u5e76\u6dfb\u52a0\u4e864\u4e2a\u5143\u7d20\u3002\u6b63\u5982\u6211\u4eec\u8ba8\u8bba\u8fc7\u7684\uff0cLinkedList.size()\u65b9\u6cd5\u7528\u4e8e\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u5143\u7d20\u6570\u91cf\u3002\u6ce8\u610f\uff1a-\u5728\u4e0d\u4f7f\u7528\u6cdb\u578b\u7684\u60c5\u51b5\u4e0b\uff0cJava LinkedList\u652f\u6301\u5f02\u6784\u5143\u7d20\u3002\u7136\u800c\uff0c\u4e0d\u5efa\u8bae\u5728\u4e0d\u4f7f\u7528\u6cdb\u578b\u7684\u60c5\u51b5\u4e0b\u4f7f\u7528\u96c6\u5408\u3002\u8ba9\u6211\u4eec\u5728\u63a5\u4e0b\u6765\u7684\u90e8\u5206\u4e2d\u901a\u8fc7\u4e00\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\u6765\u63a2\u8ba8Java\u6cdb\u578b\u7684\u4f18\u52bf\u548c\u7528\u6cd5\u3002<\/p>\n<h3>Java\u94fe\u8868\u6cdb\u578b<\/p>\n<p>\u5728\u672c\u8282\u4e2d\uff0c\u6211\u4eec\u5c06\u8ba8\u8bba\u5982\u4f55\u5728Java LinkedList\u4e2d\u4f7f\u7528\u6cdb\u578b\u3002\u6b63\u5982\u6211\u4eec\u6240\u77e5\uff0cJava\u6cdb\u578b\u5bf9\u4e8e\u7f16\u5199\u7c7b\u578b\u5b89\u5168\u7684\u7a0b\u5e8f\u548c\u5728\u7f16\u8bd1\u65f6\u8fdb\u884c\u66f4\u5f3a\u7c7b\u578b\u68c0\u67e5\u975e\u5e38\u6709\u7528\u3002\u5b83\u4eec\u8fd8\u6709\u52a9\u4e8e\u6d88\u9664\u7c7b\u578b\u8f6c\u6362\u7684\u5f00\u9500\u3002\u4f8b\u5982\uff1a<\/p>\n<pre class=\"post-pre\"><code>import java.util.LinkedList;\r\nimport java.util.List;\r\n\r\npublic class LinkedListGenericsDemo\r\n{\r\n  public static void main(String[] args) \r\n  {\r\n\tList&lt;String&gt; names = new LinkedList&lt;&gt;();\r\n\tnames.add(\"Rams\");\r\n\tnames.add(\"Posa\");\r\n\tnames.add(\"Chinni\");\r\n        \/\/ \u6211\u4eec\u4e0d\u80fd\u6dfb\u52a0\u975e\u5b57\u7b26\u4e32\u7c7b\u578b\u7684\u6570\u636e\r\n        \/\/ names.add(2011);\r\n\t\t\t\r\n\tSystem.out.println(\"LinkedList \u5185\u5bb9: \" + names);\r\n\tSystem.out.println(\"LinkedList \u5927\u5c0f: \" + names.size());\r\n  }\r\n}\r\n<\/code><\/pre>\n<p><strong>\u8f93\u51fa\u7ed3\u679c\uff1a<\/strong><\/p>\n<pre class=\"post-pre\"><code>LinkedList \u5185\u5bb9: [Rams, Posa, Chinni]\r\nLinkedList \u5927\u5c0f: 3\r\n<\/code><\/pre>\n<p>\u5728\u6b64\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u6cdb\u578b\u521b\u5efa\u4e86\u4e00\u4e2a<code>LinkedList<\/code>\u5bf9\u8c61\uff0c\u5e76\u5411\u5176\u4e2d\u6dfb\u52a0\u4e86\u4e09\u4e2a\u5b57\u7b26\u4e32\u5143\u7d20\u3002\u5f53\u6211\u4eec\u5c1d\u8bd5\u5411\u8fd9\u4e2a\u6cdb\u578b\u7ea6\u675f\u4e3a<code>String<\/code>\u7684<code>LinkedList<\/code>\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u6570\u5b57\u7c7b\u578b\uff08<code>Number<\/code>\uff09\u65f6\uff0c\u7f16\u8bd1\u5668\u4f1a\u629b\u51fa\u9519\u8bef\uff0c\u8fd9\u4f53\u73b0\u4e86\u6cdb\u578b\u7684\u7c7b\u578b\u5b89\u5168\u7279\u6027\u3002<\/p>\n<h3>\u5c06Java\u6570\u7ec4\u8f6c\u6362\u4e3aLinkedList<\/h3>\n<p>\u672c\u8282\u5c06\u63a2\u8ba8\u5982\u4f55\u5c06Java\u6570\u7ec4\u8f6c\u6362\u4e3a<code>LinkedList<\/code>\u5bf9\u8c61\u3002\u867d\u7136\u6709\u591a\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5b9e\u73b0\uff0c\u4f46\u8fd9\u91cc\u6211\u4eec\u53ea\u5c55\u793a\u4e00\u79cd\u5e38\u89c1\u7684\u65b9\u6cd5\u3002<strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre class=\"post-pre\"><code>\r\nimport java.util.LinkedList;\r\nimport java.util.List;\r\n\r\npublic class JavaArrayToLinkedListDemo \r\n{\r\n\tpublic static void main(String[] args) \r\n\t{\r\n\t\tInteger[] numbers = {1,2,3,4,5};\r\n\t\tList&lt;Integer&gt; numbersList = new LinkedList&lt;&gt;();\r\n\t\tfor(Integer s : numbers){\r\n\t\t\tnumbersList.add(s);\r\n\t\t}\r\n\t\tSystem.out.println(numbersList);\r\n\t}\r\n}\r\n<\/code><\/pre>\n<p><strong>\u8f93\u51fa\u7ed3\u679c\uff1a<\/strong><\/p>\n<pre class=\"post-pre\"><code>[1, 2, 3, 4, 5]\r\n<\/code><\/pre>\n<h3>\u5c06Java LinkedList\u8f6c\u6362\u4e3a\u6570\u7ec4<\/h3>\n<p>\u5728\u8fd9\u4e00\u8282\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u5982\u4f55\u5c06Java\u7684<code>LinkedList<\/code>\u8f6c\u6362\u4e3a\u6570\u7ec4\u3002\u540c\u6837\uff0c\u867d\u7136\u6709\u591a\u79cd\u5b9e\u73b0\u65b9\u5f0f\uff0c\u4f46\u6211\u4eec\u5728\u6b64\u4ec5\u63d0\u4f9b\u4e00\u79cd\u5e38\u7528\u65b9\u6cd5\u3002<strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre class=\"post-pre\"><code>import java.util.Arrays;\r\nimport java.util.LinkedList;\r\nimport java.util.List;\r\n\r\npublic class LinkedListToJavaArrayDemo \r\n{\r\n\tpublic static void main(String[] args) \r\n\t{\t\t\r\n\t\tList&lt;Integer&gt; numbersList = new LinkedList&lt;&gt;();\r\n\t\tnumbersList.add(1);\r\n\t\tnumbersList.add(2);\r\n\t\tnumbersList.add(3);\r\n\t\tnumbersList.add(4);\r\n\t\tnumbersList.add(5);\r\n\t\tInteger[] numbers = new Integer[numbersList.size()];\r\n\t\t\r\n\t\tnumbers = numbersList.toArray(numbers);\r\n\t\tSystem.out.println(Arrays.toString(numbers));\r\n\r\n\t}\r\n}\r\n<\/code><\/pre>\n<p><strong>\u8f93\u51fa\u7ed3\u679c\uff1a<\/strong><\/p>\n<pre class=\"post-pre\"><code>[1, 2, 3, 4, 5]\r\n<\/code><\/pre>\n<h3>Java LinkedList \u7684\u5b9e\u9645\u5e94\u7528\u573a\u666f<\/h3>\n<p>\u5728\u8fd9\u4e00\u90e8\u5206\uff0c\u6211\u4eec\u5c06\u8ba8\u8bba\u5728Java\u5e94\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528<code>LinkedList<\/code>\u7684\u6700\u4f73\u548c\u6700\u5dee\u60c5\u51b5\u3002<\/p>\n<h4>\u6700\u4f73\u4f7f\u7528\u60c5\u51b5\uff1a<\/h4>\n<ul class=\"post-ul\">\n<li>\u5f53\u6211\u4eec\u7684\u4e3b\u8981\u64cd\u4f5c\u662f\u9891\u7e41\u5730\u5728\u5217\u8868<strong>\u4e2d\u95f4<\/strong>\u6dfb\u52a0\u6216\u5220\u9664\u5143\u7d20\u65f6\uff0c<code>LinkedList<\/code>\u662f\u6700\u4f73\u9009\u62e9\u3002<\/li>\n<\/ul>\n<p><strong>\u4e3a\u4ec0\u4e48\uff1f<\/strong> \u56e0\u4e3a\u5728\u94fe\u8868\u4e2d\u95f4\u6dfb\u52a0\u6216\u5220\u9664\u5143\u7d20\u65f6\uff0c\u4e0d\u9700\u8981\u50cf\u6570\u7ec4\u90a3\u6837\u8fdb\u884c\u5927\u91cf\u5143\u7d20\u7684\u79fb\u52a8\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u8003\u201cJava LinkedList\u4e2d\u63d2\u5165\u64cd\u4f5c\u7684\u5de5\u4f5c\u539f\u7406\u201d\u90e8\u5206\u3002<\/p>\n<h4>\u6700\u5dee\u4f7f\u7528\u60c5\u51b5\uff1a<\/h4>\n<ul class=\"post-ul\">\n<li>\u5f53\u6211\u4eec\u7684\u4e3b\u8981\u64cd\u4f5c\u662f\u9891\u7e41\u5730\u4ece\u5217\u8868\u4e2d<strong>\u68c0\u7d22<\/strong>\u5143\u7d20\u65f6\uff0c<code>LinkedList<\/code>\u662f\u6700\u5dee\u7684\u9009\u62e9\u3002<\/li>\n<\/ul>\n<p><strong>\u4e3a\u4ec0\u4e48\uff1f<\/strong> \u56e0\u4e3a<code>LinkedList<\/code>\u53ea\u652f\u6301\u987a\u5e8f\u8bbf\u95ee\uff0c\u4e0d\u652f\u6301\u968f\u673a\u8bbf\u95ee\uff08\u5373\u65e0\u6cd5\u901a\u8fc7\u7d22\u5f15\u76f4\u63a5\u5feb\u901f\u8bbf\u95ee\u4efb\u610f\u5143\u7d20\uff09\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u8003\u201c\u5728Java LinkedList\u4e2d\u5982\u4f55\u5220\u9664\uff1f\u201d\u90e8\u5206\u3002<\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong> <code>LinkedList<\/code>\u5b9e\u73b0\u4e86<code>List<\/code>\u3001<code>Deque<\/code>\u3001<code>Cloneable<\/code>\u548c<code>Serializable<\/code>\u63a5\u53e3\uff0c\u4f46\u5b83<strong>\u4e0d<\/strong>\u5b9e\u73b0<code>RandomAccess<\/code>\u63a5\u53e3\u3002<\/p>\n<h3>Java \u94fe\u8868\u7684\u5185\u90e8\u8868\u793a<\/h3>\n<div><img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65647be8a4b2f92e6c72c722\/44-0.png\" class='post-images' alt=\"Java LinkedList \u5185\u90e8\u7ed3\u6784\u793a\u610f\u56fe\" title=\"Java LinkedList \u5185\u90e8\u7ed3\u6784\u793a\u610f\u56fe\"><\/div>\n<ol>\n<li>\u5de6\u4fa7\u7684\u8282\u70b9\u90e8\u5206\u7528\u4e8e\u6307\u5411\u94fe\u8868\u4e2d\u7684\u524d\u4e00\u4e2a\u8282\u70b9\uff08\u6216\u5143\u7d20\uff09\u3002<\/li>\n<li>\u53f3\u4fa7\u7684\u8282\u70b9\u90e8\u5206\u7528\u4e8e\u6307\u5411\u94fe\u8868\u4e2d\u7684\u4e0b\u4e00\u4e2a\u8282\u70b9\uff08\u6216\u5143\u7d20\uff09\u3002<\/li>\n<li>\u4e2d\u95f4\u7684\u8282\u70b9\u90e8\u5206\u7528\u4e8e\u5b58\u50a8\u5b9e\u9645\u6570\u636e\u3002<\/li>\n<\/ol>\n<div><img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65647be8a4b2f92e6c72c722\/46-0.png\" class='post-images' alt=\"Java LinkedList \u8282\u70b9\u8fde\u63a5\u793a\u610f\u56fe\" title=\"Java LinkedList \u8282\u70b9\u8fde\u63a5\u793a\u610f\u56fe\"><\/div>\n<h3>\u5728Java LinkedList \u4e2d\uff0c\u63d2\u5165\u64cd\u4f5c\u662f\u5982\u4f55\u5de5\u4f5c\u7684?<\/h3>\n<p>\u5728\u524d\u9762\u7684\u90e8\u5206\u4e2d\uff0c\u6211\u4eec\u5df2\u7ecf\u4e86\u89e3\u4e86<code>LinkedList<\/code>\u5982\u4f55\u5c06\u5176\u5143\u7d20\u5b58\u50a8\u4e3a\u8282\u70b9\u3002\u5728\u672c\u8282\u4e2d\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8Java <code>LinkedList<\/code>\u7684\u63d2\u5165\u64cd\u4f5c\u5728\u5185\u90e8\u662f\u5982\u4f55\u5de5\u4f5c\u7684\u3002<\/p>\n<ol>\n<li>\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u521d\u59cb\u7684<code>LinkedList<\/code>\uff0c\u5305\u542b\u4ee5\u4e0b\u6570\u636e\u3002<\/li>\n<li>\u73b0\u5728\uff0c\u5bf9\u8fd9\u4e2a<code>LinkedList<\/code>\u6267\u884c\u4ee5\u4e0b\u63d2\u5165\u64cd\u4f5c\uff1a<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code>linkedList.add(2,54);\r\n<\/code><\/pre>\n<div><img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65647be8a4b2f92e6c72c722\/51-0.png\" class='post-images' alt=\"Java LinkedList \u63d2\u5165\u64cd\u4f5c\u793a\u610f\u56fe\" title=\"Java LinkedList \u63d2\u5165\u64cd\u4f5c\u793a\u610f\u56fe\"><\/div>\n<h3>\u5728Java LinkedList \u4e2d\uff0c\u5220\u9664\u64cd\u4f5c\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f<\/h3>\n<p>\u5728\u524d\u9762\u7684\u90e8\u5206\u4e2d\uff0c\u6211\u4eec\u5df2\u7ecf\u770b\u5230\u4e86<code>LinkedList<\/code>\u5982\u4f55\u6267\u884c\u63d2\u5165\u64cd\u4f5c\u3002\u5728\u672c\u90e8\u5206\u4e2d\uff0c\u6211\u4eec\u5c06\u8ba8\u8bbaJava <code>LinkedList<\/code>\u7684\u5220\u9664\u64cd\u4f5c\u662f\u5982\u4f55\u5728\u5185\u90e8\u5de5\u4f5c\u7684\u3002<\/p>\n<ol>\n<li>\u8ba9\u6211\u4eec\u5047\u8bbe\u521d\u59cb\u7684\u94fe\u8868\u5177\u6709\u4ee5\u4e0b\u6570\u636e\u3002<\/li>\n<li>\u5bf9\u4e8e\u8be5\u94fe\u8868\uff0c\u6267\u884c\u4ee5\u4e0b\u5220\u9664\u64cd\u4f5c\uff1a<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code>linkedList.remove(3);\r\n<\/code><\/pre>\n<div><img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65647be8a4b2f92e6c72c722\/56-0.png\" class='post-images' alt=\"Java LinkedList \u5220\u9664\u64cd\u4f5c\u793a\u610f\u56fe\" title=\"Java LinkedList \u5220\u9664\u64cd\u4f5c\u793a\u610f\u56fe\"><\/div>\n<h3>Java LinkedList \u7684 Deque \u64cd\u4f5c<\/h3>\n<p>\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u4e00\u4e2a<code>LinkedList<\/code>\u5bf9\u8c61\u4f5c\u4e3a\u53cc\u7aef\u961f\u5217\uff08Deque\uff09\u7684\u5de5\u4f5c\u539f\u7406\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u64cd\u4f5c\u6765\u5b9e\u73b0\u961f\u5217\u6216\u6808\u7684\u6570\u636e\u7ed3\u6784\u3002\u6211\u5c06\u5728\u540e\u7eed\u7684\u6587\u7ae0\u4e2d\u8be6\u7ec6\u8ba8\u8bba\u6808\u6216\u961f\u5217\u7684\u5de5\u4f5c\u539f\u7406\u3002<strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre class=\"post-pre\"><code>import java.util.LinkedList;\r\nimport java.util.Deque;\r\n\r\npublic class LinkedListDequeOperationsDemo \r\n{\r\n  public static void main(String[] args) \r\n  {\r\n\tDeque names = new LinkedList();\r\n\tnames.add(2);\r\n\tnames.addFirst(1);\r\n\tnames.addLast(3);\r\n\tnames.addFirst(0);\r\n\tnames.addLast(4);\r\n\t\t\t\r\n\tSystem.out.println(\"LinkedList \u5185\u5bb9: \" + names);\r\n\tSystem.out.println(\"LinkedList \u5927\u5c0f: \" + names.size());\r\n\tnames.removeFirst();\r\n\tnames.removeLast();\r\n\t\r\n\tSystem.out.println(\"LinkedList \u5185\u5bb9: \" + names);\r\n\tSystem.out.println(\"LinkedList \u5927\u5c0f: \" + names.size());\t\r\n  }\r\n}\r\n<\/code><\/pre>\n<p><strong>\u8f93\u51fa\u7ed3\u679c\uff1a<\/strong><\/p>\n<pre class=\"post-pre\"><code>LinkedList \u5185\u5bb9: [0, 1, 2, 3, 4]\r\nLinkedList \u5927\u5c0f: 5\r\nLinkedList \u5185\u5bb9: [1, 2, 3]\r\nLinkedList \u5927\u5c0f: 3\r\n<\/code><\/pre>\n<h3>Java SE 8: \u5c06Java LinkedList \u8f6c\u6362\u4e3a Stream<\/h3>\n<p>\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u5982\u4f55\u5c06\u4e00\u4e2a<code>LinkedList<\/code>\u5bf9\u8c61\u8f6c\u6362\u4e3aJava SE 8\u4e2d\u7684<code>Stream<\/code>\u6982\u5ff5\u3002<strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<p>\u8fd9\u662f\u6587\u7ae0\u300aJava\u7684LinkedList &#8211; Java\u4e2d\u7684LinkedList\u300b\u7684\u7b2c3\u90e8\u5206\uff08\u51713\u90e8\u5206\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code>import java.util.LinkedList;\r\nimport java.util.List;\r\n\r\npublic class LinkedListToStreamDemo \r\n{\r\n  public static void main(String[] args) \r\n  {      \r\n    List&lt;Integer&gt; numbersList = new LinkedList&lt;&gt;();\r\n    numbersList.add(1);\r\n    numbersList.add(2);\r\n    numbersList.add(3);\r\n    numbersList.add(4);\r\n    numbersList.add(5);\r\n        \r\n    \/\/ \u5c06\u5217\u8868\u8f6c\u6362\u4e3a\u6d41\r\n    numbersList.stream().forEach(System.out::println);\r\n  }\r\n}\r\n<\/code><\/pre>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre class=\"post-pre\"><code>1\r\n2\r\n3\r\n4\r\n5\r\n<\/code><\/pre>\n<h3>Java SE 9 \u4e2d\u7684 LinkedList<\/h3>\n<p>\u5728 Java SE 9 \u4e2d\uff0cOracle \u516c\u53f8\u6dfb\u52a0\u4e86\u4e00\u4e9b\u6709\u7528\u7684\u5b9e\u7528\u65b9\u6cd5\u6765\u521b\u5efa\u4e0d\u53ef\u53d8\u5217\u8868\u3002\u5982\u679c\u60a8\u60f3\u901a\u8fc7\u4e00\u4e9b\u5b9e\u7528\u793a\u4f8b\u6df1\u5165\u4e86\u89e3\u5b83\u4eec\uff0c\u8bf7\u9605\u8bfb\u6211\u7684\u6587\u7ae0\uff1a<a href=\"#\">Java SE 9\uff1a\u4e0d\u53ef\u53d8\u5217\u8868\u7684\u5de5\u5382\u65b9\u6cd5<\/a>\u3002\u4ee5\u4e0a\u5c31\u662f\u5173\u4e8e Java \u4e2d LinkedList \u7684\u4e00\u4e2a\u5feb\u901f\u603b\u7ed3\u3002\u6211\u5e0c\u671b\u8fd9\u4e9b Java LinkedList \u7684\u793a\u4f8b\u80fd\u5e2e\u52a9\u60a8\u5f00\u59cb\u4f7f\u7528 LinkedList \u8fdb\u884c\u7f16\u7a0b\u3002\u611f\u8c22\u60a8\u9605\u8bfb\u6211\u7684\u6559\u7a0b\u3002\u5982\u679c\u60a8\u559c\u6b22\u6211\u7684\u6559\u7a0b\uff0c\u6216\u8005\u6709\u4efb\u4f55\u95ee\u9898\u3001\u5efa\u8bae\u6216\u53d1\u73b0\u4efb\u4f55\u9519\u8bef\uff0c\u8bf7\u7ed9\u6211\u7559\u8a00\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java LinkedList \u662f List \u548c Deque \u63a5\u53e3\u7684\u5b9e\u73b0\u4e4b\u4e00\u3002\u5b83\u662f\u7ecf\u5e38\u4f7f\u7528\u7684 List \u5b9e\u73b0\u7c7b [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[189,926,252,928,927],"class_list":["post-252","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-java","tag-linkedlist","tag-252","tag-928","tag-927"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast 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