{"id":635,"date":"2019-12-09T13:46:57","date_gmt":"2019-12-09T05:46:57","guid":{"rendered":"http:\/\/www.changxuan.top\/?p=635"},"modified":"2019-12-09T13:46:57","modified_gmt":"2019-12-09T05:46:57","slug":"arraylist-%e6%95%b0%e6%8d%ae%e6%a0%b9%e6%8d%ae%e6%9f%90%e5%ad%97%e6%ae%b5%e6%8e%92%e5%ba%8f","status":"publish","type":"post","link":"https:\/\/www.changxuan.top\/?p=635","title":{"rendered":"ArrayList \u6570\u636e\u6839\u636e\u67d0\u5b57\u6bb5\u6392\u5e8f"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>package com.changxuan.sort;\n\nimport com.changxuan.domain.Human;\n\nimport java.util.ArrayList;\nimport java.util.Collections;\nimport java.util.Comparator;\n\n\/**\n * @Author: ChangXuan\n * @Decription: \u6d4b\u8bd5List\u6392\u5e8f\n **\/\npublic class Test {\n    public static void main(String[] args){\n        ArrayList&lt;Human> humans = new ArrayList&lt;>(4);\n        humans.add(new Human(\"lihua\",\"male\", 5));\n        humans.add(new Human(\"xiaofang\",\"female\", 2));\n        humans.add(new Human(\"daming\",\"male\", 7));\n        humans.add(new Human(\"xiaogang\",\"male\", 1));\n\n        System.out.println(\"\u6392\u5e8f\u4e4b\u524d\uff1a\");\n        for(Human itemHuman : humans){\n            System.out.println(itemHuman.toString());\n        }\n\n        \/\/ \u8fdb\u884c\u6392\u5e8f\n        Collections.sort(humans, new Comparator&lt;Human>() {\n            @Override\n            public int compare(Human before, Human after) {\n                \/\/\u6309\u7167\u7528\u6237\u5b9a\u4e49\u7684\u5b57\u6bb5Age\u5347\u5e8f\u6392\u5217\n                return before.getAge().compareTo(after.getAge());\n            }\n        });\n\n        System.out.println(\"\u6392\u5e8f\u5b8c\u6210\uff1a\");\n        for(Human itemHuman : humans){\n            System.out.println(itemHuman.toString());\n        }\n\n\n    }\n}\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>package com.changxuan.domain;\n\n\/**\n * @Author: ChangXuan\n * @Decription: \u4eba\n **\/\npublic class Human {\n    public Human(String name, String gender, Integer age) {\n        this.name = name;\n        this.gender = gender;\n        this.age = age;\n    }\n\n    private String name;\n\n    private String gender;\n\n    private Integer age;\n\n    public String getName() {\n        return name;\n    }\n\n    public void setName(String name) {\n        this.name = name;\n    }\n\n    public String getGender() {\n        return gender;\n    }\n\n    public void setGender(String gender) {\n        this.gender = gender;\n    }\n\n    public Integer getAge() {\n        return age;\n    }\n\n    public void setAge(Integer age) {\n        this.age = age;\n    }\n\n    @Override\n    public String toString() {\n        return \"Human{\" +\n                \"name='\" + name + '\\'' +\n                \", gender='\" + gender + '\\'' +\n                \", age=\" + age +\n                '}';\n    }\n}\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[48],"class_list":["post-635","post","type-post","status-publish","format-standard","hentry","category-tech","tag-48"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - 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