{"id":894,"date":"2022-10-13T22:59:52","date_gmt":"2022-10-13T14:59:52","guid":{"rendered":"https:\/\/qaqaq.top\/?p=894"},"modified":"2022-11-27T12:39:53","modified_gmt":"2022-11-27T04:39:53","slug":"%e9%9d%a2%e5%90%91%e5%af%b9%e8%b1%a1%e4%b8%8b-%e6%8e%a5%e5%8f%a3%e7%9a%84%e5%ae%9a%e4%b9%89%e4%b8%8e%e4%bd%bf%e7%94%a8%e3%80%81%e6%8e%a5%e5%8f%a3%e7%9a%84%e5%a4%9a%e5%ae%9e%e7%8e%b0%e4%b8%8e","status":"publish","type":"post","link":"https:\/\/qaqaq.top\/?p=894","title":{"rendered":"\u9762\u5411\u5bf9\u8c61(\u4e0b)-\u63a5\u53e3\u7684\u5b9a\u4e49\u4e0e\u4f7f\u7528\u3001\u63a5\u53e3\u7684\u591a\u5b9e\u73b0\u4e0e\u63a5\u53e3\u7684\u7ee7\u627f\u6027"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>package top.qaqaq.java.P351;\r\n\/*\r\n * \u63a5\u53e3\u7684\u4f7f\u7528\r\n * 1. \u63a5\u53e3\u4f7f\u7528interface\u6765\u5b9a\u4e49\r\n * 2. Java\u4e2d\uff0c\u63a5\u53e3\u548c\u7c7b\u662f\u5e76\u5217\u7684\u4e24\u4e2a\u7ed3\u6784\r\n * 3. \u5982\u4f55\u5b9a\u4e49\u63a5\u53e3\uff1a\u5b9a\u4e49\u63a5\u53e3\u4e2d\u7684\u6210\u5458\r\n * \r\n * \t\t3.1 JDK7\u53ca\u4ee5\u524d\uff1a\u53ea\u80fd\u5b9a\u4e49\u5168\u5c40\u5e38\u91cf\u548c\u62bd\u8c61\u65b9\u6cd5\r\n * \t\t\t>\u5168\u5c40\u5e38\u91cf\uff1apublic static final\u7684\uff0c\u4f46\u662f\u4e66\u5199\u65f6\uff0c\u53ef\u4ee5\u7701\u7565\u4e0d\u5199\r\n * \t\t\t>\u62bd\u8c61\u65b9\u6cd5\uff1apublic abstract\u7684\r\n * \r\n * \t\t3.2 JDK8\uff1a\u9664\u4e86\u5b9a\u4e49\u5168\u5c40\u5e38\u91cf\u548c\u62bd\u8c61\u65b9\u6cd5\u4e4b\u5916\uff0c\u8fd8\u53ef\u4ee5\u5b9a\u4e49\u9759\u6001\u65b9\u6cd5\u3001\u9ed8\u8ba4\u65b9\u6cd5\uff08\u7565\uff09\r\n * \r\n * 4. \u63a5\u53e3\u4e2d\u4e0d\u80fd\u5b9a\u4e49\u6784\u9020\u5668\u7684\uff01\u610f\u5473\u7740\u63a5\u53e3\u4e0d\u53ef\u4ee5\u5b9e\u4f8b\u5316\r\n * \r\n * 5. Java\u5f00\u53d1\u4e2d\uff0c\u63a5\u53e3\u901a\u8fc7\u8ba9\u7c7b\u53bb\u5b9e\u73b0(implements)\u7684\u65b9\u5f0f\u6765\u4f7f\u7528.\r\n * \t\t\u5982\u679c\u5b9e\u73b0\u7c7b\u8986\u76d6\u4e86\u63a5\u53e3\u4e2d\u7684\u6240\u6709\u62bd\u8c61\u65b9\u6cd5\uff0c\u5219\u6b64\u5b9e\u73b0\u7c7b\u5c31\u53ef\u4ee5\u5b9e\u4f8b\u5316\r\n * \t\t\u5982\u679c\u5b9e\u73b0\u7c7b\u6ca1\u6709\u8986\u76d6\u63a5\u53e3\u4e2d\u6240\u6709\u7684\u62bd\u8c61\u65b9\u6cd5\uff0c\u5219\u6b64\u5b9e\u73b0\u7c7b\u4ecd\u4e3a\u4e00\u4e2a\u62bd\u8c61\u7c7b\r\n * \r\n * 6. Java\u7c7b\u53ef\u4ee5\u5b9e\u73b0\u591a\u4e2a\u63a5\u53e3 --->\u5f25\u8865\u4e86Java\u5355\u7ee7\u627f\u6027\u7684\u5c40\u9650\u6027\r\n * \t\u683c\u5f0f\uff1aclass AA extends BB implements CC,DD,EE\r\n * \r\n * 7. \u63a5\u53e3\u4e0e\u63a5\u53e3\u4e4b\u95f4\u53ef\u4ee5\u7ee7\u627f\uff0c\u800c\u4e14\u53ef\u4ee5\u591a\u7ee7\u627f\r\n * \r\n * 8. \u63a5\u53e3\u7684\u5177\u4f53\u4f7f\u7528\uff0c\u4f53\u73b0\u591a\u6001\u6027\r\n * 9. \u63a5\u53e3\uff0c\u5b9e\u9645\u4e0a\u53ef\u4ee5\u770b\u505a\u662f\u4e00\u79cd\u89c4\u8303\r\n * \r\n * \u9762\u8bd5\u9898\uff1a\u62bd\u8c61\u7c7b\u4e0e\u63a5\u53e3\u6709\u54ea\u4e9b\u5f02\u540c\uff1f\r\n * \r\n *\/\r\npublic class InterfaceTest {\r\n\r\n\tpublic static void main(String&#91;] args) {\r\n\t\tSystem.out.println(Flyable.MAX_SPEED);\r\n\t\tSystem.out.println(Flyable.MIN_SPEED);\r\n\/\/\t\tFlyable.MIN_SPEED = 2;\r\n\t\t\r\n\t\tPlane plane = new Plane();\r\n\t\tplane.fly();\r\n\t\t\r\n\t}\r\n}\r\n\r\ninterface Flyable{\r\n\t\r\n\t\/\/\u5168\u5c40\u5e38\u91cf\r\n\tpublic static final int MAX_SPEED = 7900;\/\/\u7b2c\u4e00\u5b87\u5b99\u901f\u5ea6\r\n\tint MIN_SPEED = 1;\/\/\u7701\u7565\u4e86public static final\r\n\t\r\n\t\/\/\u62bd\u8c61\u65b9\u6cd5\r\n\tpublic abstract void fly();\r\n\t\/\/\u7701\u7565\u4e86public abstract\r\n\tvoid stop();\r\n\t\/\/Interfaces cannot have constructors\r\n\/\/\tpublic Flyable(){\r\n\/\/\t\t\r\n\/\/\t}\r\n}\r\n\r\ninterface Attackable{\r\n\tvoid attack();\r\n}\r\n\r\nclass Plane implements Flyable{\r\n\r\n\t@Override\r\n\tpublic void fly() {\r\n\t\tSystem.out.println(\"\u901a\u8fc7\u5f15\u64ce\u8d77\u98de\");\r\n\t\t\r\n\t}\r\n\r\n\t@Override\r\n\tpublic void stop() {\r\n\t\tSystem.out.println(\"\u9a7e\u9a76\u5458\u51cf\u901f\u505c\u6b62\");\r\n\t\t\r\n\t}\r\n\t\r\n}\r\n\r\nabstract class Kite implements Flyable{\r\n\r\n\t@Override\r\n\tpublic void fly() {\r\n\t\t\r\n\t}\r\n\t\r\n}\r\n\r\nclass Bullet extends Object implements Flyable,Attackable,CC{\r\n\r\n\t@Override\r\n\tpublic void attack() {\r\n\t\t\/\/ TODO Auto-generated method stub\r\n\t\t\r\n\t}\r\n\r\n\t@Override\r\n\tpublic void fly() {\r\n\t\t\/\/ TODO Auto-generated method stub\r\n\t\t\r\n\t}\r\n\r\n\t@Override\r\n\tpublic void stop() {\r\n\t\t\/\/ TODO Auto-generated method stub\r\n\t\t\r\n\t}\r\n\r\n\t@Override\r\n\tpublic void method1() {\r\n\t\t\/\/ TODO Auto-generated method stub\r\n\t\t\r\n\t}\r\n\r\n\t@Override\r\n\tpublic void method2() {\r\n\t\t\/\/ TODO Auto-generated method stub\r\n\t\t\r\n\t}\r\n\t\r\n}\r\n\r\n\/\/************************************************\r\n\r\ninterface AA{\r\n\tvoid method1();\r\n}\r\n\r\ninterface BB{\r\n\tvoid method2();\r\n}\r\n\r\ninterface CC extends AA,BB{\r\n\t\r\n}\r\n\r\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":[8],"tags":[46],"class_list":["post-894","post","type-post","status-publish","format-standard","hentry","category-java-code","tag-java"],"_links":{"self":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/894"}],"collection":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=894"}],"version-history":[{"count":1,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/894\/revisions"}],"predecessor-version":[{"id":895,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/894\/revisions\/895"}],"wp:attachment":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=894"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=894"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=894"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}