{"id":5242,"date":"2021-07-11T20:37:13","date_gmt":"2021-07-11T12:37:13","guid":{"rendered":"https:\/\/www.xttblog.com\/?p=5242"},"modified":"2021-07-11T20:37:13","modified_gmt":"2021-07-11T12:37:13","slug":"%e8%ae%be%e8%ae%a1%e6%a8%a1%e5%bc%8f%e4%b9%8b%e5%b7%a5%e5%8e%82%e6%a8%a1%e5%bc%8f%ef%bc%8c%e5%8f%b2%e4%b8%8a%e6%9c%80%e5%bc%ba%ef%bc%8c%e4%b8%8d%e6%9c%8d%e6%9d%a5%e8%be%a9%ef%bc%81","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=5242","title":{"rendered":"\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u5de5\u5382\u6a21\u5f0f\uff0c\u53f2\u4e0a\u6700\u5f3a\uff0c\u4e0d\u670d\u6765\u8fa9\uff01"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u8bbe\u8ba1\u6a21\u5f0f\u662f\u5bf9\u5927\u5bb6\u5b9e\u9645\u5de5\u4f5c\u4e2d\u5199\u7684\u5404\u79cd\u4ee3\u7801\u8fdb\u884c\u9ad8\u5c42\u6b21\u62bd\u8c61\u7684\u603b\u7ed3\uff0c\u5982\u679c\u8bbe\u8ba1\u6a21\u5f0f\u6ca1\u5b66\u4f1a\uff0c\u62bd\u8c61\u80fd\u529b\u80af\u5b9a\u5c31\u4e0d\u4f1a\u592a\u5f3a\u3002\u5e38\u89c1\u7684\u8bbe\u8ba1\u6a21\u5f0f\u6709 23 \u79cd\uff0c\u4eca\u5929\u6211\u4eec\u53ea\u804a\u6700\u7b80\u5355\u7684\u5de5\u5382\u6a21\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5de5\u5382\u6a21\u5f0f\u662f\u5c5e\u4e8e\u521b\u5efa\u578b\u6a21\u5f0f\u7684\uff0c\u901a\u8fc7\u5de5\u5382\u83b7\u53d6\u4e00\u4e2a\u4e00\u4e2a\u7684\u65b0\u5bf9\u8c61\u3002\u8bf4\u767d\u4e86\uff0c\u5de5\u5382\u5c31\u662f\u7528\u6765 new\uff08\u521b\u5efa\uff09\u5bf9\u8c61\u7684\uff0c\u56e0\u6b64\u628a\u5b83\u5316\u5206\u5230\u521b\u5efa\u578b\u8fd9\u4e00\u7c7b\u4e2d\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7b80\u5355\u5de5\u5382\u6a21\u5f0f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b80\u5355\u5de5\u5382\u6a21\u5f0f\uff0c\u6b63\u5982\u5176\u540d\uff0c\u548c\u540d\u5b57\u4e00\u6837\u7b80\u5355\uff0c\u975e\u5e38\u7b80\u5355\u3002\u4e0b\u9762\u5148\u770b\u4e00\u6bb5\u4ee3\u7801\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>public class FoodFactory {\n    public static Food makeFood(String name) {\n        if (\"kuaican\".equals(name)) {\n            Food kuaican = new KuaiCanFood();\n            kuaican.setPrice(20.00);\n            return kuaican;\n        } \n\n        if (\"hamburger\".equals(name)) {\n            Food hamburger = new HamburgerFood();\n            hamburger.setPrice(22.00);\n            hamburger.setMeat(\"beef\");\n            return hamburger;\n        } \n\n        \/\/ ......\n\n        return new RuntimeException(\"not food\");\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4e0a\u9762\u4e2d\u7684 KuaiCanFood \u548c HamburgerFood \u90fd\u7ee7\u627f\u81ea Food\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b80\u5355\u5730\u8bf4\uff0c<code>\u7b80\u5355\u5de5\u5382\u6a21\u5f0f\u901a\u5e38\u5c31\u662f\u8fd9\u6837\uff0c\u4e00\u4e2a\u5de5\u5382\u7c7b XxxFactory\uff0c\u91cc\u9762\u6709\u4e00\u4e2a\u9759\u6001\u65b9\u6cd5\uff0c\u6839\u636e\u6211\u4eec\u4e0d\u540c\u7684\u53c2\u6570\uff0c\u8fd4\u56de\u4e0d\u540c\u7684\u6d3e\u751f\u81ea\u540c\u4e00\u4e2a\u7236\u7c7b\uff08\u6216\u5b9e\u73b0\u540c\u4e00\u63a5\u53e3\uff09\u7684\u5b9e\u4f8b\u5bf9\u8c61\u3002<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u4eec\u5f3a\u8c03<code>\u804c\u8d23\u5355\u4e00\u539f\u5219<\/code>\uff0c\u4e00\u4e2a\u7c7b\u53ea\u63d0\u4f9b\u4e00\u79cd\u529f\u80fd\uff0cFoodFactory \u7684\u529f\u80fd\u5c31\u662f\u53ea\u8981\u8d1f\u8d23\u751f\u4ea7\u5404\u79cd Food\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Java \u5404\u79cd\u6846\u67b6\u4e2d\uff0c\u7b80\u5355\u5de5\u5382\u6a21\u5f0f\u662f\u975e\u5e38\u5e38\u89c1\u7684\uff0c\u6bd4\u5982<code>JedisConnectionFactory<\/code>\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn.jsdelivr.net\/gh\/xmt1139057136\/xttblog\/2021\/07\/factory1.png\" alt=\"Redis\u8fde\u63a5\u5de5\u5382\" \/><figcaption>Redis\u8fde\u63a5\u5de5\u5382<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u57fa\u672c\u4e0a Java \u4e2d\u9700\u8981\u521b\u5efa\u8fde\u63a5\u7684\u6846\u67b6\uff0c\u90fd\u662f\u7528\u4e86\u5de5\u5382\u6a21\u5f0f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5de5\u5382\u6a21\u5f0f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b80\u5355\u5de5\u5382\u6a21\u5f0f\u5f88\u7b80\u5355\uff0c\u5728\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u5b83\u90fd\u80fd\u6ee1\u8db3\u6211\u4eec\u7684\u9700\u8981\u3002\u4f46\u662f\uff0c\u5728\u67d0\u4e9b\u7279\u6b8a\u573a\u666f\uff0c\u5b83\u5c31\u6ee1\u8db3\u4e0d\u4e86\u6211\u4eec\u7684\u9700\u6c42\u4e86\u3002\u8fd8\u662f\u62ff Redis \u4e3a\u4f8b\uff0cRedis \u6709\u5355\u673a\u6a21\u5f0f\uff0c\u4e3b\u4ece\u6a21\u5f0f\uff0c\u54e8\u5175\u6a21\u5f0f\uff0cCluster \u6a21\u5f0f\u3002\u6bcf\u79cd\u6a21\u5f0f\u7684\u8fde\u63a5\u90fd\u4e0d\u4e00\u6837\uff0c\u56e0\u6b64\u6211\u4eec\u9700\u8981\u5f15\u5165\u591a\u4e2a\u5de5\u5382\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5c31\u9700\u8981\u5f15\u5165\u591a\u4e2a\u7b80\u5355\u5de5\u5382\u6a21\u5f0f\u3002\u6bd4\u5982\uff1a<code>JedisConnectionFactory<\/code>\u3001<code>JredisConnectionFactory<\/code>\u3001<code>LettuceConnectionFactory<\/code>\u3001<code>SrpConnectionFactory<\/code>\u7b49\u7b49\u3002\u4e4b\u6240\u4ee5\u9700\u8981\u5f15\u5165\u5de5\u5382\u6a21\u5f0f\uff0c\u662f\u56e0\u4e3a\u6211\u4eec\u5f80\u5f80\u9700\u8981\u4f7f\u7528\u4e24\u4e2a\u6216\u4e24\u4e2a\u4ee5\u4e0a\u7684\u5de5\u5382\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd8\u662f\u4ee5 Food \u4e3a\u4f8b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>public interface FoodFactory {\n    Food makeFood(String name);\n}\npublic class ChineseFoodFactory implements FoodFactory {\n    @Override\n    public Food makeFood(String name) {\n        if (\"\u5957\u9910A\".equals(name)) {\n            Food kuaican = new KuaiCanFood();\n            kuaican.setPrice(20.00);\n            kuaican.setName(\"\u5feb\u9910\");\n            return kuaican;\n        } \n        \n        if (\"\u5957\u9910B\".equals(name)) {\n            Food mifan = new MiFanFood();\n            mifan.setPrice(18.00);\n            mifan.setName(\"\u4e94\u5e38\u5927\u7c73\");\n            return mifan;\n        } \n        \n        return null;\n    }\n}\npublic class AmericanFoodFactory implements FoodFactory {\n    @Override\n    public Food makeFood(String name) {\n        if (\"\u5957\u9910A\".equals(name)) {\n            Food hamburger = new HamburgerFood();\n            hamburger.setPrice(22.00);\n            hamburger.setName(\"hamburger\");\n            return hamburger;\n        } \n        \n        if (\"\u5957\u9910B\".equals(name)) {\n            Food sandwich = new SandwichFood();\n            sandwich.setPrice(25.00);\n            sandwich.setName(\"\u4e09\u660e\u6cbb\");\n            return sandwich;\n        } \n        \n        return null;\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4e2d\uff0cKuaiCanFood\u3001MiFanFood\u3001HamburgerFood\u3001SandwichFood \u90fd\u6d3e\u751f\u81ea Food\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6d88\u8d39\u8005\u8c03\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>public class Consumer {\n    public static void main(String[] args) {\n        \/\/ \u5148\u9009\u62e9\u4e00\u4e2a\u5177\u4f53\u7684\u5de5\u5382\n        FoodFactory factory = new ChineseFoodFactory();\n        \/\/ \u7531\u9009\u62e9\u7684\u5de5\u5382\u4ea7\u751f\u5177\u4f53\u7684\u5bf9\u8c61\uff0c\u4e0d\u540c\u7684\u5de5\u5382\u9020\u51fa\u4e0d\u4e00\u6837\u7684\u5bf9\u8c61\n        Food food = factory.makeFood(\"\u5957\u9910A\");\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u867d\u7136\u90fd\u662f\u8c03\u7528 makeFood(&#8220;\u5957\u9910A&#8221;)  \u5236\u4f5c\u5957\u9910 A\uff0c\u4f46\u662f\uff0c\u4e0d\u540c\u7684\u5de5\u5382\u751f\u4ea7\u51fa\u6765\u7684\u5b8c\u5168\u4e0d\u4e00\u6837\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u6b65\uff0c\u6211\u4eec\u9700\u8981\u9009\u53d6\u5408\u9002\u7684\u5de5\u5382\uff0c\u7136\u540e\u7b2c\u4e8c\u6b65\u57fa\u672c\u4e0a\u548c\u7b80\u5355\u5de5\u5382\u4e00\u6837\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6838\u5fc3\u5728\u4e8e\uff0c\u6211\u4eec\u9700\u8981\u5728\u7b2c\u4e00\u6b65\u9009\u597d\u6211\u4eec\u9700\u8981\u7684\u5de5\u5382\u3002\u6bd4\u5982\uff0c\u6211\u4eec\u6709 FileFactory \u63a5\u53e3\uff0c\u5b9e\u73b0\u7c7b\u6709 AliyunOssFactory \u548c TencentCosFactory\uff0c\u5206\u522b\u5bf9\u5e94\u5c06\u6587\u4ef6\u5199\u5165\u963f\u91cc\u4e91 OSS \u548c\u817e\u8baf\u4e91 COS \u4e2d\u3002\u5f88\u663e\u7136\uff0c\u6211\u4eec\u5ba2\u6237\u7aef\u6216\u8005\u6d88\u8d39\u8005\u7b2c\u4e00\u6b65\u5c31\u9700\u8981\u51b3\u5b9a\u5230\u5e95\u8981\u5b9e\u4f8b\u5316 AliyunOssFactory \u8fd8\u662f TencentCosFactory\uff0c\u8fd9\u5c06\u51b3\u5b9a\u4e4b\u540e\u7684\u6240\u6709\u7684\u64cd\u4f5c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5de5\u5382\u6a21\u5f0f\u975e\u5e38\u7b80\u5355\uff0c\u6211\u628a\u4ed6\u4eec\u90fd\u753b\u5230\u4e00\u5f20\u56fe\u4e0a\uff0c\u5e0c\u671b\u5927\u5bb6\u80fd\u591f\u770b\u56fe\u5c31\u4f1a\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn.jsdelivr.net\/gh\/xmt1139057136\/xttblog\/2021\/07\/factory2.png\" alt=\"\u5de5\u5382\u6a21\u5f0f\" \/><figcaption>\u5de5\u5382\u6a21\u5f0f<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u73b0\u5728\u4f1a\u4e86\u8fd8\u4e0d\u662f\u771f\u4f1a\uff0c\u4e00\u5b9a\u8981\u5728\u5b9e\u8df5\u4ee3\u7801\u4e2d\u4f7f\u7528\uff0c\u4e0d\u7136\u8fc7\u4e0d\u4e86\u591a\u4e45\u5c31\u4f1a\u5fd8\u8bb0\uff01<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6709\u4e86\u7b80\u5355\u5de5\u5382\u6a21\u5f0f\uff0c\u548c\u5de5\u5382\u6a21\u5f0f\uff0c\u4e3a\u4ec0\u4e48\u8fd8\u6709\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5c31\u662f\u5f53\u6d89\u53ca\u5230\u4ea7\u54c1\u65cf\u7684\u65f6\u5019\uff0c\u5c31\u9700\u8981\u5f15\u5165\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f\u4e86\u3002\u5f53\u4e00\u4e2a\u4ea7\u54c1\u65cf\uff0c\u5b58\u5728\u591a\u4e2a\u4e0d\u540c\u7c7b\u578b\u7684\u4ea7\u54c1(\u6bd4\u5982\u6211\u4e0a\u9762\u5217\u4e3e\u7684 Redis \u8fde\u63a5\u5de5\u5382)\u60c5\u51b5\u4e0b\uff0c\u4e0d\u540c\u67b6\u6784\u6a21\u5f0f\uff0c\u9009\u62e9\u4e0d\u540c\u7684\u8fde\u63a5\u5de5\u5382\u7684\u95ee\u9898\u3002\u800c\u8fd9\u79cd\u573a\u666f\u5728\u4e1a\u52a1\u5f00\u53d1\u4e2d\u4e5f\u662f\u975e\u5e38\u591a\u89c1\u7684\uff0c\u53ea\u4e0d\u8fc7\u53ef\u80fd\u6709\u65f6\u5019\u6ca1\u6709\u5c06\u5b83\u4eec\u62bd\u8c61\u5316\u51fa\u6765\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn.jsdelivr.net\/gh\/xmt1139057136\/xttblog\/2021\/07\/factory3.png\" alt=\"Redis\u7684\u8fde\u63a5\u5de5\u5382\" \/><figcaption>Redis\u7684\u8fde\u63a5\u5de5\u5382<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><code>RedisConnectionFactory<\/code>\u7684\u4f8b\u5b50\uff0c\u6211\u5c31\u4e0d\u5728\u591a\u8bf4\u4e86\uff0c\u5efa\u8bae<code>spring-data-redis<\/code>\u4e2d\u7684\u6e90\u7801\u591a\u770b\u51e0\u904d\u3002\u4e0b\u9762\u6211\u518d\u5217\u4e3e\u4e00\u4e2a\u751f\u6d3b\u4e2d\u7684\u7ecf\u5178\u7684\u4f8b\u5b50\uff0c\u5c31\u662f\u9020\u4e00\u53f0\u624b\u673a\u3002\u6211\u4eec\u5148\u4e0d\u5f15\u5165\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f\uff0c\u770b\u770b\u600e\u4e48\u5b9e\u73b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3a\u624b\u673a\u662f\u7531\u8bb8\u591a\u7684\u6784\u4ef6\u7ec4\u6210\u7684\uff0c\u6211\u4eec\u5c06\u5904\u7406\u5668 CPU \u548c\u4e3b\u677f Board \u8fdb\u884c\u62bd\u8c61\uff0c\u7136\u540e CPU \u7531 CpuFactory \u751f\u4ea7\uff0c\u4e3b\u677f\u7531 MainBoardFactory \u751f\u4ea7\u3002\u7136\u540e\uff0c\u6211\u4eec\u518d\u5c06 CPU \u548c\u4e3b\u677f\u642d\u914d\u8d77\u6765\u7ec4\u5408\u5728\u4e00\u8d77\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn.jsdelivr.net\/gh\/xmt1139057136\/xttblog\/2021\/07\/factory4.png\" alt=\"\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f\" \/><figcaption>\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e2a\u65f6\u5019\u7684\u5982\u679c\u9700\u8981\u624b\u673a\u4ea7\u54c1\uff0c\u53ea\u9700\u8fd9\u6837\u8c03\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>public class Phone {\n    private Cpu cpu;\n    private MainBoard mainBoard;\n    public Phone(Cpu cpu, MainBoard mainBoard){\n        this.cpu = cpu;\n        this.mainBoard = mainBoard;\n    }\n    public static void main(String[] args) {\n        \/\/ \u5f97\u5230\u534e\u4e3a\u7684\u5904\u7406\u5668\n        CpuFactory KirinFactory = new HuaweiCpuFactory();\n        Cpu cpu = KirinFactory.getCpu();\n        \/\/ \u5f97\u5230\u534e\u4e3a\u7684\u4e3b\u677f\n        MainBoardFactory mainBoardFactory = new HuaweiMainBoardFactory();\n        MainBoard mainBoard = mainBoardFactory.getMainBoard();\n        \/\/ \u7ec4\u88c5\u624b\u673aCPU\u548c\u4e3b\u677f\n        Phone huaweiMate = new Phone(cpu, mainBoard);\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5355\u72ec\u770b\u5904\u7406\u5668 CPU \u5de5\u5382\u548c\u4e3b\u677f\u5de5\u5382\uff0c\u5b83\u4eec\u5206\u522b\u662f\u524d\u9762\u6211\u4eec\u8bf4\u7684\u5de5\u5382\u6a21\u5f0f\u3002\u8fd9\u79cd\u65b9\u5f0f\u4e5f\u5bb9\u6613\u6269\u5c55\uff0c\u56e0\u4e3a\u8981\u7ed9\u624b\u673a\u52a0\u914d\u4ef6\u7684\u8bdd\uff0c\u53ea\u9700\u8981\u52a0\u4e00\u4e2a XxxFactory \u548c\u76f8\u5e94\u7684\u5b9e\u73b0\u5373\u53ef\uff0c\u4e0d\u9700\u8981\u4fee\u6539\u73b0\u6709\u7684\u5de5\u5382\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u662f\uff0c\u8fd9\u79cd\u65b9\u5f0f\u6709\u4e00\u4e2a\u95ee\u9898\uff0c\u90a3\u5c31\u662f\u5982\u679c\u82f9\u679c&#x1f34e;\u5bb6\u4ea7\u7684 CPU \u548c\u534e\u4e3a\u4ea7\u7684\u4e3b\u677f\u4e0d\u80fd\u517c\u5bb9\u4f7f\u7528\uff0c\u56e0\u6b64\u4e0d\u80fd\u51fa\u73b0\u968f\u610f\u7ec4\u5408\u3002\u8fd9\u5c31\u662f\u4ea7\u54c1\u65cf\u7684\u6982\u5ff5\uff0c\u5b83\u4ee3\u8868\u4e86\u7ec4\u6210\u67d0\u4e2a\u4ea7\u54c1\u7684\u4e00\u7cfb\u5217\u914d\u4ef6\u7684\u96c6\u5408\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u6d89\u53ca\u5230\u8fd9\u79cd\u4ea7\u54c1\u65cf\u7684\u95ee\u9898\u7684\u65f6\u5019\uff0c\u5c31\u9700\u8981\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f\u6765\u652f\u6301\u4e86\u3002\u6211\u4eec\u4e0d\u518d\u5b9a\u4e49 CPU \u5de5\u5382\u3001\u4e3b\u677f\u5de5\u5382\u3001OS \u5de5\u5382\u3001\u663e\u793a\u5c4f\u5de5\u5382\u7b49\u7b49\uff0c\u6211\u4eec\u76f4\u63a5\u5b9a\u4e49\u624b\u673a\u5de5\u5382\uff0c\u6bcf\u4e2a\u624b\u673a\u5de5\u5382\u8d1f\u8d23\u751f\u4ea7\u6240\u6709\u7684\u8bbe\u5907\uff0c\u8fd9\u6837\u80fd\u4fdd\u8bc1\u80af\u5b9a\u4e0d\u5b58\u5728\u517c\u5bb9\u95ee\u9898\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>public interface PhoneFactory {\n    Cpu getCpu();\n    MainBoard getMainBord();\n    Display getDisplay();\n}\npublic class HuaweiPhoneFactory implements PhoneFactory {\n    @Override\n    public Cpu getCpu() {\n        return new HuaweiCpu();\n    }\n    @Override\n    public MainBoard getMainBord() {\n        return new HuaweiMainBoard();\n    }\n    @Override\n    public Display getDisplay() {\n        return new BoeDisplay();\n    }\n}\npublic class XiaomiPhoneFactory implements PhoneFactory {\n    @Override\n    public Cpu getCpu() {\n        return new HuaweiCpu();\n    }\n    @Override\n    public MainBoard getMainBord() {\n        return new XiaomiMainBoard();\n    }\n    @Override\n    public Display getDisplay() {\n        return new VisionoxDisplay();\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5bf9\u4e8e\u751f\u4ea7\u6765\u8bf4\uff0c\u4e0d\u518d\u9700\u8981\u5355\u72ec\u6311\u9009 CPU \u5382\u5546\u3001\u663e\u793a\u5c4f\u5382\u5546\u7b49\uff0c\u76f4\u63a5\u9009\u62e9\u4e00\u5bb6\u54c1\u724c\u5de5\u5382\uff0c\u54c1\u724c\u5de5\u5382\u4f1a\u8d1f\u8d23\u751f\u4ea7\u6240\u6709\u7684\u4e1c\u897f\uff0c\u800c\u4e14\u80fd\u4fdd\u8bc1\u80af\u5b9a\u662f\u517c\u5bb9\u53ef\u7528\u7684\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>public class Test {\n    public static void main(String[] args) {\n        \/\/ \u7b2c\u4e00\u6b65\u5c31\u8981\u9009\u5b9a\u4e00\u4e2a\u201c\u5927\u54c1\u724c\u5de5\u5382\u201d\n        PhoneFactory factory = new HuaweiPhoneFactory();\n        \/\/ \u4ece\u8fd9\u4e2a\u5927\u5382\u8bbe\u8ba1\u5236\u9020CPU\n        Cpu cpu = factory.getCpu();\n        \/\/ \u4ece\u8fd9\u4e2a\u5927\u5382\u751f\u4ea7\u624b\u673a\u4e3b\u677f\n        MainBoard board = factory.getMainBord();\n        \/\/ \u4ece\u8fd9\u4e2a\u5927\u5382\u751f\u4ea7\u624b\u673a\u663e\u793a\u5c4f\n        Display boeDisplay = factory.getDisplay();\n        \/\/ \u751f\u4ea7\u4e00\u4e2a\u534e\u4e3a Mete 40 \u624b\u673a\n        Phone huaweiMete40 = new Phone(cpu, board, boeDisplay);\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\u4e00\u4e2a\u62bd\u8c61\u5de5\u5382\u7684\u4ee3\u7801\u548c\u6848\u4f8b\u5c31\u8bb2\u5b8c\u4e86\uff0c\u5982\u679c\u8fd8\u6709\u4e0d\u61c2\u7684\uff0c\u6211\u4e0b\u6b21\u518d\u62ff\u6211\u4eec\u73b0\u5728\u751f\u4ea7\u9879\u76ee\u4e2d\u7684\u6848\u4f8b\u7ed9\u5927\u5bb6\u8bb2\u89e3\uff01<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u540e\u603b\u7ed3\u4e00\u4e0b\uff0c\u529f\u80fd\u6a21\u5f0f\u6839\u636e\u9700\u6c42\u548c\u529f\u80fd\u7684\u4e0d\u540c\uff0c\u4f60\u53ef\u4ee5\u9009\u62e9\u5bf9\u5e94\u7684\u7b80\u5355\u5de5\u5382\uff0c\u666e\u901a\u5de5\u5382\uff0c\u548c\u62bd\u8c61\u5de5\u5382\u3002\u62bd\u8c61\u5de5\u5382\u770b\u8d77\u6765\u6bd4\u8f83\u62bd\u8c61\uff0c\u5b83\u66b4\u9732\u7684\u95ee\u9898\u4e5f\u662f\u663e\u800c\u6613\u89c1\u7684\uff0c\u6bd4\u5982\u6211\u4eec\u8981\u52a0\u4e2a NFC \u6a21\u5757\uff0c\u5c31\u9700\u8981\u4fee\u6539\u6240\u6709\u7684\u5de5\u5382\uff0c\u7ed9\u6240\u6709\u7684\u5de5\u5382\u90fd\u52a0\u4e0a\u5236\u9020\u663e\u793a\u5668\u7684\u65b9\u6cd5\u3002\u8fd9\u6709\u70b9\u8fdd\u53cd\u4e86\u5bf9\u4fee\u6539\u5173\u95ed\uff0c\u5bf9\u6269\u5c55\u5f00\u653e\u8fd9\u4e2a\u8bbe\u8ba1\u539f\u5219\u3002\u4f46\u4e5f\u4e0d\u8981\u5b8c\u5168\u7167\u642c\u8bbe\u8ba1\u539f\u5219\uff0c\u6bd5\u7adf\u6709\u65f6\u5019\u662f\u9700\u8981\u6253\u7834\u539f\u5219\uff0c\u4e0d\u662f\u5417\uff1f\u6bd4\u5982\u5728\u7535\u5546\u7cfb\u7edf\u4e2d\u7684\u4e00\u4e9b\u53cd\u8303\u5f0f\u8bbe\u8ba1\u7b49\u3002\u539f\u6587\uff1a<a href=\"https:\/\/mp.weixin.qq.com\/s\/H_kb_BObQVkTYcrF6orkPw\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"https:\/\/mp.weixin.qq.com\/s\/H_kb_BObQVkTYcrF6orkPw\uff08\u5728\u65b0\u7a97\u53e3\u6253\u5f00\uff09\">https:\/\/mp.weixin.qq.com\/s\/H_kb_BObQVkTYcrF6orkPw<\/a><\/p>\n<!-- <audio autoplay=\"autoplay\" height=\"100\" width=\"100\" 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color=\"red\">xttblog2<\/font>\u3002\u5907\u6ce8\uff1a\u201c1\u201d\uff0c\u6dfb\u52a0\u535a\u4e3b\u5fae\u4fe1\u62c9\u4f60\u8fdb\u5fae\u4fe1\u7fa4\u3002\u5907\u6ce8\u9519\u8bef\u4e0d\u4f1a\u540c\u610f\u597d\u53cb\u7533\u8bf7\u3002<\/b>\u518d\u6b21\u611f\u8c22\u60a8\u7684\u5173\u6ce8\uff01\u540e\u7eed\u6709\u7cbe\u5f69\u5185\u5bb9\u4f1a\u7b2c\u4e00\u65f6\u95f4\u53d1\u7ed9\u60a8\uff01\u539f\u521b\u6587\u7ae0\u6295\u7a3f\u8bf7\u53d1\u9001\u81f3532009913@qq.com\u90ae\u7bb1\u3002\u5546\u52a1\u5408\u4f5c\u4e5f\u53ef\u6dfb\u52a0\u4f5c\u8005\u5fae\u4fe1\u8fdb\u884c\u8054\u7cfb\uff01<\/p><p>\u672c\u6587\u539f\u6587\u51fa\u5904\uff1a<a href=\"https:\/\/www.xttblog.com\">\u4e1a\u4f59\u8349<\/a>\uff1a &raquo; <a href=\"https:\/\/www.xttblog.com\/?p=5242\">\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u5de5\u5382\u6a21\u5f0f\uff0c\u53f2\u4e0a\u6700\u5f3a\uff0c\u4e0d\u670d\u6765\u8fa9\uff01<\/a><\/p><!-- <div class=\"bd-reward-stl\"><button id=\"bdRewardBtn\"><span><\/span><\/button><\/div> 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[&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[79,2076,104,1143,505],"class_list":["post-5242","post","type-post","status-publish","format-standard","hentry","category-java","tag-79","tag-2076","tag-104","tag-1143","tag-505"],"_links":{"self":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/5242","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5242"}],"version-history":[{"count":1,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/5242\/revisions"}],"predecessor-version":[{"id":5243,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/5242\/revisions\/5243"}],"wp:attachment":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5242"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5242"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5242"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}