{"id":96881,"date":"2026-08-28T16:32:30","date_gmt":"2026-08-28T08:32:30","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/96881.html"},"modified":"2026-08-28T16:32:30","modified_gmt":"2026-08-28T08:32:30","slug":"%e8%bf%98%e5%9c%a8%e6%89%8b%e5%86%99%e9%80%92%e5%bd%92%ef%bc%9f%e8%bf%99%e6%ac%bejava%e6%a0%91%e5%b7%a5%e5%85%b7%e7%b1%bb%e4%b8%80%e6%ac%a1%e6%90%9e%e5%ae%9a%ef%bc%9a%e6%9e%84%e6%a0%91%e3%80%81","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/96881.html","title":{"rendered":"\u8fd8\u5728\u624b\u5199\u9012\u5f52\uff1f\u8fd9\u6b3eJava\u6811\u5de5\u5177\u7c7b\u4e00\u6b21\u641e\u5b9a\uff1a\u6784\u6811\u3001\u67e5\u7236\u94fe\u3001\u627e\u5144\u5f1f\uff0c\u771f\u9999\uff01"},"content":{"rendered":"<h2>Java \u6811\u7ed3\u6784\u4e0d\u4f1a\u5199&#xff1f;JTreeUtil \u8be6\u7ec6\u4f7f\u7528\u6559\u7a0b&#xff0c;\u6784\u6811\u3001\u67e5\u7236\u94fe\u3001\u627e\u5144\u5f1f\u8282\u70b9\u4e00\u6b21\u8bb2\u900f<\/h2>\n<p>Git \u5730\u5740&#xff1a; https:\/\/github.com\/paohaijiao\/javelin<\/p>\n<p>Maven \u5750\u6807&#xff1a;<\/p>\n<p><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>io.github.paohaijiao<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>javelin-core<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>version<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>2.5.0<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>version<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><\/p>\n<h3>\u524d\u8a00<\/h3>\n<p>\u5728 Java \u4e1a\u52a1\u5f00\u53d1\u91cc&#xff0c;\u53ea\u8981\u6d89\u53ca\u7ec4\u7ec7\u67b6\u6784\u3001\u83dc\u5355\u6743\u9650\u3001\u5546\u54c1\u5206\u7c7b\u3001\u533a\u57df\u5c42\u7ea7&#xff0c;\u57fa\u672c\u90fd\u7ed5\u4e0d\u5f00\u6811\u7ed3\u6784\u3002<\/p>\n<p>\u6700\u5e38\u89c1\u7684\u95ee\u9898\u901a\u5e38\u6709\u8fd9\u4e9b&#xff1a;<\/p>\n<ul>\n<li>\u5982\u4f55\u628a\u5e73\u94fa\u5217\u8868\u7ec4\u88c5\u6210\u6811<\/li>\n<li>\u5982\u4f55\u67e5\u67d0\u4e2a\u8282\u70b9<\/li>\n<li>\u5982\u4f55\u62ff\u67d0\u4e2a\u8282\u70b9\u7684\u5168\u90e8\u5b50\u5b59<\/li>\n<li>\u5982\u4f55\u62ff\u5f53\u524d\u8282\u70b9\u7684\u7236\u94fe<\/li>\n<li>\u5982\u4f55\u627e\u5144\u5f1f\u8282\u70b9<\/li>\n<li>\u5982\u4f55\u628a\u6811\u91cd\u65b0\u62cd\u5e73\u6210\u5217\u8868<\/li>\n<\/ul>\n<p>\u5982\u679c\u8fd9\u4e9b\u903b\u8f91\u6bcf\u4e2a\u9879\u76ee\u90fd\u81ea\u5df1\u624b\u5199\u4e00\u904d&#xff0c;\u6210\u672c\u5f88\u9ad8&#xff0c;\u800c\u4e14\u5bb9\u6613\u51fa\u9519\u3002<\/p>\n<p>\u8fd9\u7bc7\u6587\u7ae0\u4ece\u7a0b\u5e8f\u5458\u5b9e\u6218\u89d2\u5ea6&#xff0c;\u8be6\u7ec6\u8bb2\u6e05\u695a javelin-core \u91cc\u7684 JTreeUtil \u600e\u4e48\u7528&#xff0c;\u5e76\u914d\u4e0a\u8be6\u7ec6\u793a\u4f8b\u3002<\/p>\n<h3>\u4e00\u3001JTreeUtil \u662f\u4ec0\u4e48<\/h3>\n<p>JTreeUtil \u662f\u4e00\u4e2a\u901a\u7528\u6811\u7ed3\u6784\u5de5\u5177\u7c7b&#xff0c;\u7528\u6765\u5904\u7406\u7236\u5b50\u5c42\u7ea7\u5173\u7cfb\u6570\u636e\u3002<\/p>\n<p>\u5b83\u4e0d\u53ea\u8d1f\u8d23\u201c\u6784\u5efa\u6811\u201d&#xff0c;\u8fd8\u63d0\u4f9b\u4e86\u5f88\u591a\u9ad8\u9891\u8bbf\u95ee\u80fd\u529b&#xff1a;<\/p>\n<ul>\n<li>build&#xff1a;\u6784\u5efa\u6811<\/li>\n<li>sortTree&#xff1a;\u9012\u5f52\u6392\u5e8f<\/li>\n<li>flatten&#xff1a;\u6241\u5e73\u5316\u6811<\/li>\n<li>findNode&#xff1a;\u67e5\u627e\u8282\u70b9<\/li>\n<li>getAllChildren&#xff1a;\u83b7\u53d6\u6240\u6709\u540e\u4ee3\u8282\u70b9<\/li>\n<li>getDirectChildren&#xff1a;\u83b7\u53d6\u76f4\u63a5\u5b50\u8282\u70b9<\/li>\n<li>getParents&#xff1a;\u83b7\u53d6\u7236\u8282\u70b9\u5217\u8868<\/li>\n<li>getParentChain&#xff1a;\u83b7\u53d6\u4ece\u6839\u5230\u5f53\u524d\u8282\u70b9\u7684\u5b8c\u6574\u8def\u5f84<\/li>\n<li>getSiblings&#xff1a;\u83b7\u53d6\u5144\u5f1f\u8282\u70b9<\/li>\n<\/ul>\n<p>\u8fd9\u610f\u5473\u7740\u5b83\u4e0d\u4ec5\u80fd\u201c\u9020\u6811\u201d&#xff0c;\u8fd8\u80fd\u201c\u7528\u6811\u201d\u3002<\/p>\n<h3>\u4e8c\u3001\u5148\u51c6\u5907\u4e00\u4e2a\u90e8\u95e8\u8282\u70b9\u793a\u4f8b<\/h3>\n<h4>1. \u5b9a\u4e49\u8282\u70b9\u7c7b<\/h4>\n<p>\u63a8\u8350\u505a\u6cd5\u662f\u8ba9\u8282\u70b9\u7c7b\u5b9e\u73b0 JTreeNode\u3002<\/p>\n<p><span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">com<span class=\"token punctuation\">.<\/span>github<span class=\"token punctuation\">.<\/span>paohaijiao<span class=\"token punctuation\">.<\/span>tree<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">JTreeNode<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">java<span class=\"token punctuation\">.<\/span>util<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">List<\/span><\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">JDept<\/span> <span class=\"token keyword\">implements<\/span> <span class=\"token class-name\">JTreeNode<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Long<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token class-name\">Long<\/span> id<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token class-name\">Long<\/span> parentId<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token class-name\">String<\/span> name<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> children<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Long<\/span> id<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Long<\/span> parentId<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> name<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>id <span class=\"token operator\">&#061;<\/span> id<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>parentId <span class=\"token operator\">&#061;<\/span> parentId<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>name <span class=\"token operator\">&#061;<\/span> name<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;Override<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">Long<\/span> <span class=\"token function\">getId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> id<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;Override<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">Long<\/span> <span class=\"token function\">getParentId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> parentId<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">String<\/span> <span class=\"token function\">getName<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> name<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;Override<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> <span class=\"token function\">getChildren<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> children<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;Override<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">setChildren<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> children<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>children <span class=\"token operator\">&#061;<\/span> children<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>2. \u51c6\u5907\u6d4b\u8bd5\u6570\u636e<\/h4>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> deptList <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">ArrayList<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\ndeptList<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u603b\u516c\u53f8&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\ndeptList<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">2L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u6280\u672f\u90e8&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\ndeptList<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u5e02\u573a\u90e8&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\ndeptList<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">4L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u540e\u7aef\u7ec4&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\ndeptList<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">5L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u524d\u7aef\u7ec4&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\ndeptList<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">6L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">4L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u7a0b\u5e8f\u5458\u5c0f\u674e&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\ndeptList<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">7L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">4L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u7a0b\u5e8f\u5458\u5c0f\u738b&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\ndeptList<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">8L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">5L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u552e\u540e1&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\ndeptList<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">9L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">5L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u552e\u540e2&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h3>\u4e09\u3001JTreeUtil \u7684\u4e24\u79cd\u6784\u6811\u65b9\u5f0f<\/h3>\n<h4>1. \u63a8\u8350\u65b9\u5f0f&#xff1a;\u5b9e\u73b0 JTreeNode \u540e\u76f4\u63a5\u6784\u6811<\/h4>\n<p>\u8fd9\u662f\u6700\u7701\u4ee3\u7801\u7684\u65b9\u5f0f\u3002<\/p>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> tree <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span>deptList<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0L<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u8fd9\u91cc\u7684 0L \u8868\u793a\u6839\u8282\u70b9\u7684\u7236 ID\u3002<\/p>\n<p>\u9002\u5408\u573a\u666f&#xff1a;<\/p>\n<ul>\n<li>\u7ec4\u7ec7\u67b6\u6784\u6811<\/li>\n<li>\u83dc\u5355\u6811<\/li>\n<li>\u5206\u7c7b\u6811<\/li>\n<li>\u8bc4\u8bba\u56de\u590d\u6811<\/li>\n<\/ul>\n<h4>2. \u4fbf\u6377\u8bbf\u95ee\u65b9\u5f0f&#xff1a;\u76f4\u63a5\u4f20\u65b9\u6cd5\u5f15\u7528<\/h4>\n<p>\u5982\u679c\u4f60\u7684\u8282\u70b9\u7c7b\u4e0d\u80fd\u6539&#xff0c;\u6216\u8005\u4e0d\u65b9\u4fbf\u5b9e\u73b0\u63a5\u53e3&#xff0c;\u4e5f\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u65b9\u6cd5\u5f15\u7528\u6765\u6784\u6811\u3002<\/p>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">DeptNode<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> tree <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    deptList<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">DeptNode<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">DeptNode<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getParentId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">DeptNode<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">DeptNode<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">setChildren<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token number\">0L<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u8fd9\u4e2a\u65b9\u5f0f\u7684\u4ef7\u503c\u5f88\u9ad8&#xff0c;\u56e0\u4e3a\u5b83\u8ba9\u4f60\u4e0d\u6539\u539f\u7c7b\u4e5f\u80fd\u63a5\u5165\u6811\u5de5\u5177\u3002<\/p>\n<p>\u8fd9\u4e5f\u662f\u672c\u6587\u91cd\u70b9\u5f3a\u8c03\u7684\u201c\u4fbf\u6377\u8bbf\u95ee\u65b9\u5f0f\u201d\u3002<\/p>\n<h3>\u56db\u3001JTreeUtil \u6838\u5fc3\u7528\u6cd5\u8be6\u89e3<\/h3>\n<h4>1. \u6784\u5efa\u6811<\/h4>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> tree <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span>deptList<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0L<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u6784\u5efa\u5b8c\u6210\u540e&#xff0c;\u603b\u516c\u53f8 \u4f1a\u4f5c\u4e3a\u6839\u8282\u70b9&#xff0c;\u6280\u672f\u90e8\u3001\u5e02\u573a\u90e8 \u6302\u5728\u4e0b\u9762&#xff0c;\u540e\u7aef\u7ec4\u3001\u524d\u7aef\u7ec4 \u6302\u5230 \u6280\u672f\u90e8 \u4e0b\u9762\u3002<\/p>\n<h4>2. \u67e5\u627e\u6307\u5b9a\u8282\u70b9<\/h4>\n<p>\u6bd4\u5982\u8981\u627e \u6280\u672f\u90e8&#xff1a;<\/p>\n<p><span class=\"token class-name\">JDept<\/span> node <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">findNode<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    tree<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token number\">2L<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token class-name\">System<\/span><span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">println<\/span><span class=\"token punctuation\">(<\/span>node<span class=\"token punctuation\">.<\/span><span class=\"token function\">getName<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u8f93\u51fa&#xff1a;<\/p>\n<p>\u6280\u672f\u90e8<\/p>\n<p>\u8fd9\u4e2a\u80fd\u529b\u9002\u5408&#xff1a;<\/p>\n<ul>\n<li>\u6839\u636e\u90e8\u95e8 ID \u67e5\u90e8\u95e8\u8282\u70b9<\/li>\n<li>\u6839\u636e\u83dc\u5355 ID \u67e5\u83dc\u5355\u8282\u70b9<\/li>\n<li>\u6839\u636e\u5206\u7c7b ID \u67e5\u5206\u7c7b\u8282\u70b9<\/li>\n<\/ul>\n<h4>3. \u6241\u5e73\u5316\u6811\u7ed3\u6784<\/h4>\n<p>\u6709\u4e9b\u524d\u7aef\u7ec4\u4ef6\u3001\u5bfc\u51fa\u903b\u8f91\u6216\u8005\u9012\u5f52\u5904\u7406&#xff0c;\u5e76\u4e0d\u60f3\u62ff\u6811&#xff0c;\u800c\u662f\u8981\u4e00\u4e2a\u6309\u6df1\u5ea6\u4f18\u5148\u5c55\u5f00\u7684\u5217\u8868\u3002<\/p>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> flattenList <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">flatten<\/span><span class=\"token punctuation\">(<\/span>tree<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u6bd4\u5982\u4f60\u53ef\u4ee5\u7ee7\u7eed\u62ff\u5b83\u505a\u5c55\u793a&#xff1a;<\/p>\n<p><span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">JDept<\/span> dept <span class=\"token operator\">:<\/span> flattenList<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token class-name\">System<\/span><span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">println<\/span><span class=\"token punctuation\">(<\/span>dept<span class=\"token punctuation\">.<\/span><span class=\"token function\">getName<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>4. \u83b7\u53d6\u6240\u6709\u5b50\u8282\u70b9<\/h4>\n<p>\u5047\u8bbe\u6211\u4eec\u8981\u62ff \u540e\u7aef\u7ec4 \u4e0b\u7684\u6240\u6709\u540e\u4ee3\u8282\u70b9&#xff1a;<\/p>\n<p><span class=\"token class-name\">JDept<\/span> backendGroup <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">findNode<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    tree<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token number\">4L<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> allChildren <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getAllChildren<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    backendGroup<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u5982\u679c\u5f53\u524d\u6811\u91cc \u540e\u7aef\u7ec4 \u4e0b\u6302\u4e86 \u7a0b\u5e8f\u5458\u5c0f\u674e\u3001\u7a0b\u5e8f\u5458\u5c0f\u738b&#xff0c;\u90a3\u4e48\u5b83\u4eec\u90fd\u4f1a\u88ab\u62ff\u51fa\u6765\u3002<\/p>\n<p>\u9002\u5408\u573a\u666f&#xff1a;<\/p>\n<ul>\n<li>\u67e5\u8be2\u67d0\u90e8\u95e8\u4e0b\u6240\u6709\u5b50\u90e8\u95e8<\/li>\n<li>\u67e5\u8be2\u67d0\u83dc\u5355\u4e0b\u6240\u6709\u83dc\u5355\u9879<\/li>\n<li>\u67e5\u8be2\u67d0\u5206\u7c7b\u4e0b\u6240\u6709\u5b50\u5206\u7c7b<\/li>\n<\/ul>\n<h4>5. \u83b7\u53d6\u76f4\u63a5\u5b50\u8282\u70b9<\/h4>\n<p>\u5982\u679c\u4f60\u53ea\u60f3\u62ff\u5f53\u524d\u8282\u70b9\u7684\u4e0b\u4e00\u5c42&#xff0c;\u800c\u4e0d\u662f\u5168\u90e8\u540e\u4ee3&#xff1a;<\/p>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> directChildren <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getDirectChildren<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    backendGroup<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u8fd9\u4e2a\u63a5\u53e3\u66f4\u9002\u5408&#xff1a;<\/p>\n<ul>\n<li>\u5c55\u793a\u67d0\u5c42\u7ea7\u4e0b\u76f4\u63a5\u8282\u70b9<\/li>\n<li>\u53ea\u67e5\u4e00\u7ea7\u5b50\u83dc\u5355<\/li>\n<li>\u53ea\u67e5\u4e00\u7ea7\u5206\u7c7b<\/li>\n<\/ul>\n<h4>6. \u83b7\u53d6\u7236\u8282\u70b9\u5217\u8868<\/h4>\n<p>\u8981\u83b7\u53d6\u67d0\u4e2a\u8282\u70b9\u7684\u4e0a\u7ea7\u5173\u7cfb&#xff0c;\u9700\u8981\u5148\u51c6\u5907 nodeMap\u3002<\/p>\n<p><span class=\"token class-name\">Map<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">Long<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> nodeMap <span class=\"token operator\">&#061;<\/span> deptList<span class=\"token punctuation\">.<\/span><span class=\"token function\">stream<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span><span class=\"token function\">collect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Collectors<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toMap<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span> dept <span class=\"token operator\">-&gt;<\/span> dept<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u7136\u540e\u83b7\u53d6\u7236\u8282\u70b9\u5217\u8868&#xff1a;<\/p>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> parents <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getParents<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    backendGroup<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getParentId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    nodeMap<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token boolean\">false<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u5982\u679c backendGroup \u662f\u201c\u540e\u7aef\u7ec4\u201d&#xff0c;\u90a3\u4e48\u8fd4\u56de\u7ed3\u679c\u901a\u5e38\u4f1a\u662f&#xff1a;<\/p>\n<ul>\n<li>\u6280\u672f\u90e8<\/li>\n<li>\u603b\u516c\u53f8<\/li>\n<\/ul>\n<p>\u8fd9\u4e2a\u987a\u5e8f\u662f\u4ece\u8fd1\u5230\u8fdc\u3002<\/p>\n<h4>7. \u83b7\u53d6\u5b8c\u6574\u7236\u94fe<\/h4>\n<p>\u5982\u679c\u4f60\u60f3\u62ff\u4ece\u6839\u8282\u70b9\u5230\u5f53\u524d\u8282\u70b9\u7684\u5b8c\u6574\u8def\u5f84&#xff0c;\u53ef\u4ee5\u4f7f\u7528 getParentChain\u3002<\/p>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> chain <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getParentChain<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    backendGroup<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getParentId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    nodeMap<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token boolean\">true<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u5982\u679c\u5305\u542b\u5f53\u524d\u8282\u70b9&#xff0c;\u7ed3\u679c\u987a\u5e8f\u901a\u5e38\u662f&#xff1a;<\/p>\n<ul>\n<li>\u603b\u516c\u53f8<\/li>\n<li>\u6280\u672f\u90e8<\/li>\n<li>\u540e\u7aef\u7ec4<\/li>\n<\/ul>\n<p>\u8fd9\u5728\u4e0b\u9762\u8fd9\u4e9b\u573a\u666f\u91cc\u975e\u5e38\u5e38\u89c1&#xff1a;<\/p>\n<ul>\n<li>\u9762\u5305\u5c51\u5bfc\u822a<\/li>\n<li>\u90e8\u95e8\u8def\u5f84\u5c55\u793a<\/li>\n<li>\u83dc\u5355\u8def\u5f84\u56de\u663e<\/li>\n<li>\u5206\u7c7b\u8def\u5f84\u5b9a\u4f4d<\/li>\n<\/ul>\n<h4>8. \u83b7\u53d6\u5144\u5f1f\u8282\u70b9<\/h4>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> siblings <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getSiblings<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    backendGroup<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getParentId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    nodeMap<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token boolean\">false<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u5982\u679c\u5f53\u524d\u8282\u70b9\u662f \u540e\u7aef\u7ec4&#xff0c;\u90a3\u4e48\u5144\u5f1f\u8282\u70b9\u53ef\u80fd\u5c31\u662f \u524d\u7aef\u7ec4\u3002<\/p>\n<p>\u8fd9\u4e2a\u63a5\u53e3\u9002\u5408&#xff1a;<\/p>\n<ul>\n<li>\u67e5\u540c\u7ea7\u83dc\u5355<\/li>\n<li>\u67e5\u540c\u7ea7\u90e8\u95e8<\/li>\n<li>\u67e5\u540c\u7ea7\u5206\u7c7b<\/li>\n<\/ul>\n<h3>\u4e94\u3001\u8be6\u7ec6\u4e1a\u52a1\u793a\u4f8b<\/h3>\n<h4>\u793a\u4f8b 1&#xff1a;\u7ec4\u7ec7\u67b6\u6784\u6811\u8fd4\u56de\u7ed9\u524d\u7aef<\/h4>\n<p><span class=\"token keyword\">public<\/span> <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> <span class=\"token function\">queryDeptTree<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> deptList <span class=\"token operator\">&#061;<\/span> deptRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">findAll<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span>deptList<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0L<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8fd9\u4e2a\u63a5\u53e3\u975e\u5e38\u9002\u5408\u524d\u7aef\u6811\u7ec4\u4ef6\u76f4\u63a5\u6d88\u8d39\u3002<\/p>\n<h4>\u793a\u4f8b 2&#xff1a;\u6839\u636e\u90e8\u95e8 ID \u8fd4\u56de\u5b8c\u6574\u8def\u5f84<\/h4>\n<p><span class=\"token keyword\">public<\/span> <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> <span class=\"token function\">queryDeptPath<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Long<\/span> deptId<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> deptList <span class=\"token operator\">&#061;<\/span> deptRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">findAll<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> tree <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span>deptList<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0L<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token class-name\">Map<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">Long<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> nodeMap <span class=\"token operator\">&#061;<\/span> deptList<span class=\"token punctuation\">.<\/span><span class=\"token function\">stream<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">.<\/span><span class=\"token function\">collect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Collectors<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toMap<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span> dept <span class=\"token operator\">-&gt;<\/span> dept<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token class-name\">JDept<\/span> node <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">findNode<\/span><span class=\"token punctuation\">(<\/span>tree<span class=\"token punctuation\">,<\/span> deptId<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> chain <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getParentChain<\/span><span class=\"token punctuation\">(<\/span><br \/>\n        node<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getParentId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        nodeMap<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token boolean\">true<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">return<\/span> chain<span class=\"token punctuation\">.<\/span><span class=\"token function\">stream<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">map<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getName<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">collect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Collectors<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toList<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>\u793a\u4f8b 3&#xff1a;\u67e5\u8be2\u67d0\u90e8\u95e8\u4e0b\u7684\u5168\u90e8\u5b50\u90e8\u95e8<\/h4>\n<p><span class=\"token keyword\">public<\/span> <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> <span class=\"token function\">queryAllChildren<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Long<\/span> deptId<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> deptList <span class=\"token operator\">&#061;<\/span> deptRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">findAll<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> tree <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span>deptList<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0L<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token class-name\">JDept<\/span> node <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">findNode<\/span><span class=\"token punctuation\">(<\/span>tree<span class=\"token punctuation\">,<\/span> deptId<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getAllChildren<\/span><span class=\"token punctuation\">(<\/span>node<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>\u793a\u4f8b 4&#xff1a;\u83b7\u53d6\u540c\u7ea7\u90e8\u95e8<\/h4>\n<p><span class=\"token keyword\">public<\/span> <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> <span class=\"token function\">querySiblingDept<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Long<\/span> deptId<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> deptList <span class=\"token operator\">&#061;<\/span> deptRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">findAll<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> tree <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span>deptList<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0L<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token class-name\">Map<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">Long<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> nodeMap <span class=\"token operator\">&#061;<\/span> deptList<span class=\"token punctuation\">.<\/span><span class=\"token function\">stream<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">.<\/span><span class=\"token function\">collect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Collectors<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toMap<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span> dept <span class=\"token operator\">-&gt;<\/span> dept<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token class-name\">JDept<\/span> node <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">findNode<\/span><span class=\"token punctuation\">(<\/span>tree<span class=\"token punctuation\">,<\/span> deptId<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getSiblings<\/span><span class=\"token punctuation\">(<\/span><br \/>\n        node<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getParentId<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        nodeMap<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token boolean\">false<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h3>\u516d\u3001\u6392\u5e8f\u7528\u6cd5<\/h3>\n<p>\u5982\u679c\u8282\u70b9\u6709\u6392\u5e8f\u5b57\u6bb5&#xff0c;\u53ef\u4ee5\u76f4\u63a5\u5728\u6784\u6811\u65f6\u6307\u5b9a\u6bd4\u8f83\u5668\u3002<\/p>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JSimpleTreeNode<\/span><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">Integer<\/span><span class=\"token punctuation\">&gt;<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> tree <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    nodes<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token class-name\">TreeComparators<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">bySortOrderDesc<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u4e5f\u53ef\u4ee5\u5728\u6811\u6784\u5efa\u5b8c\u6210\u540e\u518d\u6392\u5e8f&#xff1a;<\/p>\n<p><span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">sortTree<\/span><span class=\"token punctuation\">(<\/span>tree<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u6216\u8005\u6307\u5b9a\u81ea\u5df1\u7684\u6bd4\u8f83\u5668&#xff1a;<\/p>\n<p><span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">sortTree<\/span><span class=\"token punctuation\">(<\/span>tree<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span>a<span class=\"token punctuation\">,<\/span> b<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">-&gt;<\/span> a<span class=\"token punctuation\">.<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">compareTo<\/span><span class=\"token punctuation\">(<\/span>b<span class=\"token punctuation\">.<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u8fd9\u4e2a\u80fd\u529b\u7279\u522b\u9002\u5408&#xff1a;<\/p>\n<ul>\n<li>\u83dc\u5355\u6392\u5e8f<\/li>\n<li>\u5206\u7c7b\u6392\u5e8f<\/li>\n<li>\u90e8\u95e8\u987a\u5e8f\u63a7\u5236<\/li>\n<\/ul>\n<h3>\u4e03\u3001JTreeUtil \u4f7f\u7528\u5efa\u8bae<\/h3>\n<h4>1. \u4f18\u5148\u8ba9\u8282\u70b9\u5b9e\u73b0 JTreeNode<\/h4>\n<p>\u8fd9\u6837\u4ee3\u7801\u6700\u77ed&#xff0c;\u6784\u6811\u6700\u76f4\u63a5\u3002<\/p>\n<h4>2. \u4e0d\u80fd\u6539\u539f\u7c7b\u65f6\u5c31\u7528\u65b9\u6cd5\u5f15\u7528<\/h4>\n<p><span class=\"token class-name\">DeptNode<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><br \/>\n<span class=\"token class-name\">DeptNode<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getParentId<\/span><br \/>\n<span class=\"token class-name\">DeptNode<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><br \/>\n<span class=\"token class-name\">DeptNode<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">setChildren<\/span><\/p>\n<p>\u8fd9\u662f\u975e\u5e38\u5178\u578b\u7684\u4fbf\u6377\u8bbf\u95ee\u65b9\u5f0f\u3002<\/p>\n<h4>3. \u7236\u94fe\u548c\u5144\u5f1f\u8282\u70b9\u67e5\u8be2\u5efa\u8bae\u63d0\u524d\u51c6\u5907 nodeMap<\/h4>\n<p>\u8fd9\u6837\u67e5\u8be2\u66f4\u6e05\u6670&#xff0c;\u8c03\u7528\u4e5f\u66f4\u987a\u624b\u3002<\/p>\n<h4>4. \u6241\u5e73\u5316\u9002\u5408\u5bfc\u51fa\u548c\u9012\u5f52\u5904\u7406<\/h4>\n<p>\u6811\u4e0d\u4e00\u5b9a\u603b\u662f\u7ed9\u524d\u7aef\u7ec4\u4ef6&#xff0c;\u6709\u65f6\u5019\u62cd\u5e73\u6210\u5217\u8868\u53cd\u800c\u66f4\u5b9e\u7528\u3002<\/p>\n<h3>\u516b\u3001\u4e3a\u4ec0\u4e48\u8fd9\u4e2a\u5de5\u5177\u5bf9\u7a0b\u5e8f\u5458\u5f88\u6709\u7528<\/h3>\n<p>\u5f88\u591a\u6811\u5de5\u5177\u7c7b\u53ea\u89e3\u51b3\u201c\u4ece\u5e73\u94fa\u5217\u8868\u7ec4\u88c5\u6210\u6811\u201d\u8fd9\u4e00\u6b65&#xff0c;\u4f46\u771f\u5b9e\u4e1a\u52a1\u91cc&#xff0c;\u5149 build \u8fd8\u4e0d\u591f\u3002<\/p>\n<p>\u7a0b\u5e8f\u5458\u771f\u6b63\u9ad8\u9891\u4f1a\u9047\u5230\u7684\u662f&#xff1a;<\/p>\n<ul>\n<li>\u6211\u8981\u67e5\u67d0\u4e2a\u8282\u70b9<\/li>\n<li>\u6211\u8981\u62ff\u67d0\u4e2a\u8282\u70b9\u7684\u7236\u8def\u5f84<\/li>\n<li>\u6211\u8981\u62ff\u5168\u90e8\u5b50\u5b59<\/li>\n<li>\u6211\u8981\u62ff\u540c\u7ea7\u8282\u70b9<\/li>\n<li>\u6211\u8981\u91cd\u65b0\u6392\u5e8f<\/li>\n<li>\u6211\u8981\u91cd\u65b0\u62cd\u5e73\u6210\u5217\u8868<\/li>\n<\/ul>\n<p>JTreeUtil \u628a\u8fd9\u4e9b\u80fd\u529b\u4e00\u6b21\u6027\u8865\u9f50\u4e86&#xff0c;\u6240\u4ee5\u5b83\u66f4\u50cf\u4e00\u4e2a\u201c\u6811\u7ed3\u6784\u5de5\u4f5c\u53f0\u201d&#xff0c;\u800c\u4e0d\u53ea\u662f\u4e00\u4e2a\u201c\u6784\u6811\u65b9\u6cd5\u201d\u3002<\/p>\n<h3>\u4e5d\u3001\u5b8c\u6574\u5feb\u901f\u793a\u4f8b<\/h3>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> tree <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span>deptList<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0L<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token class-name\">JDept<\/span> node <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">findNode<\/span><span class=\"token punctuation\">(<\/span>tree<span class=\"token punctuation\">,<\/span> <span class=\"token number\">2L<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> flattenList <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">flatten<\/span><span class=\"token punctuation\">(<\/span>tree<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">JDept<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> allChildren <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JTreeUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getAllChildren<\/span><span class=\"token punctuation\">(<\/span>node<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JDept<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getChildren<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h3>\u5341\u3001\u603b\u7ed3<\/h3>\n<p>\u5982\u679c\u4f60\u5728 Java \u9879\u76ee\u91cc\u7ecf\u5e38\u5904\u7406\u83dc\u5355\u6811\u3001\u90e8\u95e8\u6811\u3001\u5206\u7c7b\u6811&#xff0c;\u90a3\u4e48 JTreeUtil \u8fd9\u7c7b\u5de5\u5177\u4f1a\u975e\u5e38\u7701\u4e8b\u3002<\/p>\n<p>\u5b83\u7684\u4ef7\u503c\u4e0d\u53ea\u662f\u628a\u5217\u8868\u8f6c\u6210\u6811&#xff0c;\u800c\u662f\u628a\u6811\u540e\u7eed\u5e38\u89c1\u7684\u8bbf\u95ee\u52a8\u4f5c\u4e5f\u7edf\u4e00\u6536\u53e3\u4e86&#xff0c;\u5305\u62ec&#xff1a;<\/p>\n<ul>\n<li>\u6784\u6811<\/li>\n<li>\u67e5\u8282\u70b9<\/li>\n<li>\u67e5\u7236\u94fe<\/li>\n<li>\u67e5\u5144\u5f1f\u8282\u70b9<\/li>\n<li>\u67e5\u5168\u90e8\u5b50\u5b59<\/li>\n<li>\u6241\u5e73\u5316<\/li>\n<li>\u6392\u5e8f<\/li>\n<li>\u65b9\u6cd5\u5f15\u7528\u5f0f\u4fbf\u6377\u8bbf\u95ee<\/li>\n<\/ul>\n<p>\u5bf9\u4e8e\u540e\u7aef\u7a0b\u5e8f\u5458\u6765\u8bf4&#xff0c;\u8fd9\u79cd\u5de5\u5177\u4e00\u65e6\u7a33\u5b9a\u63a5\u5165\u9879\u76ee&#xff0c;\u540e\u9762\u5904\u7406\u5c42\u7ea7\u7ed3\u6784\u7684\u4ee3\u7801\u4f1a\u8f7b\u5f88\u591a\u3002<\/p>\n<h3>\u5173\u952e\u8bcd<\/h3>\n<p>JTreeUtil \u4f7f\u7528\u6559\u7a0b\u3001Java \u6811\u7ed3\u6784\u5de5\u5177\u3001Java \u6784\u5efa\u6811\u5f62\u7ed3\u6784\u3001Java \u90e8\u95e8\u6811\u3001Java \u83dc\u5355\u6811\u3001Java \u83b7\u53d6\u7236\u8282\u70b9\u94fe\u3001Java \u83b7\u53d6\u5144\u5f1f\u8282\u70b9\u3001Java \u6241\u5e73\u5316\u6811\u7ed3\u6784\u3001Java TreeNode \u5de5\u5177\u7c7b\u3001javelin-core \u6559\u7a0b<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java \u6811\u7ed3\u6784\u4e0d\u4f1a\u5199&#xff1f;JTreeUtil \u8be6\u7ec6\u4f7f\u7528\u6559\u7a0b&#xff0c;\u6784\u6811\u3001\u67e5\u7236\u94fe\u3001\u627e\u5144\u5f1f\u8282\u70b9\u4e00\u6b21\u8bb2\u900f<br \/>\nGit \u5730\u5740&#xff1a; https:\/\/github.com\/paohaijiao\/javelin<br \/>\nMaven \u5750\u6807&#xff1a;<br \/>\nio.github.paohaijiaojavelin-core2.5.0&lt;\/versio<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[10336,99,190],"topic":[],"class_list":["post-96881","post","type-post","status-publish","format-standard","hentry","category-server","tag-10336","tag-java","tag-190"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u8fd8\u5728\u624b\u5199\u9012\u5f52\uff1f\u8fd9\u6b3eJava\u6811\u5de5\u5177\u7c7b\u4e00\u6b21\u641e\u5b9a\uff1a\u6784\u6811\u3001\u67e5\u7236\u94fe\u3001\u627e\u5144\u5f1f\uff0c\u771f\u9999\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/96881.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u8fd8\u5728\u624b\u5199\u9012\u5f52\uff1f\u8fd9\u6b3eJava\u6811\u5de5\u5177\u7c7b\u4e00\u6b21\u641e\u5b9a\uff1a\u6784\u6811\u3001\u67e5\u7236\u94fe\u3001\u627e\u5144\u5f1f\uff0c\u771f\u9999\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"Java \u6811\u7ed3\u6784\u4e0d\u4f1a\u5199&#xff1f;JTreeUtil \u8be6\u7ec6\u4f7f\u7528\u6559\u7a0b&#xff0c;\u6784\u6811\u3001\u67e5\u7236\u94fe\u3001\u627e\u5144\u5f1f\u8282\u70b9\u4e00\u6b21\u8bb2\u900f Git \u5730\u5740&#xff1a; https:\/\/github.com\/paohaijiao\/javelin Maven \u5750\u6807&#xff1a; io.github.paohaijiaojavelin-core2.5.0&lt;\/versio\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/96881.html\" \/>\n<meta property=\"og:site_name\" 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