{"id":3794,"date":"2024-05-15T21:11:34","date_gmt":"2024-05-15T13:11:34","guid":{"rendered":"https:\/\/xinchewhd.com.cn\/index.php\/%e8%ae%be%e8%ae%a1%e6%a8%a1%e5%bc%8f\/23%e7%a7%8d%e7%bb%8f%e5%85%b8%e8%ae%be%e8%ae%a1%e6%a8%a1%e5%bc%8f-%e5%b7%a5%e5%8e%82%e6%a8%a1%e5%bc%8f%ef%bc%88%e8%af%a6%e8%a7%a3%ef%bc%89\/"},"modified":"2024-08-02T17:35:34","modified_gmt":"2024-08-02T09:35:34","slug":"23%e7%a7%8d%e7%bb%8f%e5%85%b8%e8%ae%be%e8%ae%a1%e6%a8%a1%e5%bc%8f-%e5%b7%a5%e5%8e%82%e6%a8%a1%e5%bc%8f%ef%bc%88%e8%af%a6%e8%a7%a3%ef%bc%89","status":"publish","type":"post","link":"https:\/\/xinchewhd.com.cn\/index.php\/%e8%ae%be%e8%ae%a1%e6%a8%a1%e5%bc%8f\/23%e7%a7%8d%e7%bb%8f%e5%85%b8%e8%ae%be%e8%ae%a1%e6%a8%a1%e5%bc%8f-%e5%b7%a5%e5%8e%82%e6%a8%a1%e5%bc%8f%ef%bc%88%e8%af%a6%e8%a7%a3%ef%bc%89\/","title":{"rendered":"23\u79cd\u7ecf\u5178\u8bbe\u8ba1\u6a21\u5f0f-\u5de5\u5382\u6a21\u5f0f\uff08\u8be6\u89e3\uff09"},"content":{"rendered":"
\n
\u7ecf\u5178\u8bbe\u8ba1\u6a21\u5f0f\u662f\u524d\u8f88\u4eec\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u603b\u7ed3\u51fa\u6765\u7684\u7ecf\u9a8c\uff0c\u4e4b\u6240\u4ee5\u88ab\u8bbe\u5b9a\u4e3a\u6807\u51c6\u5e76\u63a8\u5e7f\uff0c<\/span>\u80af\u5b9a\u6709\u5176\u9053\u7406\u3002\u5176\u4e2d\u5f88\u591a\u5f00\u53d1\u4eba\u5458\u53ea\u6ce8\u91cd\u4e8e\u4e1a\u52a1\u7684\u5b9e\u73b0\uff0c\u5f00\u53d1\u4e2d\u5e76\u4e0d\u6ce8\u91cd\u4ee3\u7801\u8bbe\u8ba1\u3002<\/span><\/section>\n
\u6211\u89c1\u8fc7\u5f00\u53d13\u5e74\u5de6\u53f3\u7684\u7a0b\u5e8f\u5458\uff0c\u4ee3\u7801\u4e2d\u5168\u90fd\u662fif else\uff0c\u5728\u7279\u5b9a\u7684\u573a\u666f\u4e0b\u4f7f\u7528\u8bbe\u8ba1\u6a21\u5f0f\u4f1a\u4f7f\u6211\u4eec\u7684\u4ee3\u7801\u66f4\u6709\u5229\u4e8e\u7ef4\u62a4\u548c\u6269\u5c55\uff0c<\/span>\u540c\u65f6\u4e5f\u4e0d\u5bb9\u6613\u51fa\u9519\uff0c\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u4e5f\u80fd\u66f4\u52a0\u7406\u89e3\u9762\u5411\u5bf9\u8c61\u7684\u6982\u5ff5\u3002<\/span><\/section>\n

\u5de5\u5382\u6a21\u5f0f\u5728\u5f00\u53d1\u4e2d\u662f\u6bd4\u8f83\u5e38\u7528\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u6211\u4eec\u4e00\u822c\u521b\u5efa\u5bf9\u8c61\u7528 new \u5173\u952e\u5b57\uff0c\u5de5\u5382\u6a21\u5f0f\u5c31\u662f\u66ff\u6211\u4eec\u521b\u5efa\u4e86\u5bf9\u8c61\u3002<\/span><\/p>\n

\u50cf\u4e00\u4e9b\u5e38\u89c1\u7684\u5de5\u5177\u7c7bCalendar.getInstance() \uff0c LoggerFactory.getLogger(this.getClass()) \u67e5\u770b\u5176\u6e90\u7801\u90fd\u7528\u5230\u4e86\u5de5\u5382\u65b9\u6cd5\u3002<\/span><\/p>\n

\u5de5\u5382\u6a21\u5f0f\u5206\u4e3a\u7b80\u5355\u5de5\u5382\u6a21\u5f0f\u3001\u5de5\u5382\u65b9\u6cd5\u6a21\u5f0f\u548c\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f<\/span>\uff0c\u90fd\u5c5e\u4e8e\u521b\u5efa\u578b\u6a21\u5f0f\u3002<\/span><\/p>\n

\u7b80\u5355\u5de5\u5382\u6a21\u5f0f<\/span><\/strong><\/span><\/p>\n

\u7b80\u5355\u5de5\u5382\u6a21\u5f0f\uff08Simple Factory Pattern\uff09\uff1a<\/span><\/strong>\u662f\u6307\u7531\u4e00\u4e2a\u5de5\u5382\u5bf9\u8c61\u51b3\u5b9a\u521b\u5efa\u51fa\u54ea\u4e00\u79cd\u4ea7\u54c1\u7c7b\u7684\u5b9e\u4f8b\u3002<\/span><\/p>\n

\u9002\u7528\u573a\u666f\uff1a<\/span><\/strong><\/p>\n

\u5de5\u5382\u7c7b\u8d1f\u8d23\u521b\u5efa\u7684\u5bf9\u8c61\u8f83\u5c11\u3002<\/span><\/p>\n

\u5ba2\u6237\u7aef\u53ea\u9700\u8981\u4f20\u5165\u5de5\u5382\u7c7b\u7684\u53c2\u6570\uff0c\u5bf9\u4e8e\u5982\u4f55\u521b\u5efa\u5bf9\u8c61\u7684\u903b\u8f91\u4e0d\u9700\u8981\u5173\u5fc3\u3002<\/span><\/p>\n

\u4f18\u70b9\uff1a<\/span><\/strong><\/p>\n

\u53ea\u9700\u4f20\u5165\u4e00\u4e2a\u6b63\u786e\u7684\u53c2\u6570\uff0c\u5c31\u53ef\u4ee5\u83b7\u53d6\u4f60\u6240\u9700\u8981\u7684\u5bf9\u8c61\u65e0\u987b\u77e5\u9053\u5176\u521b\u5efa\u7684\u7ec6\u8282\u3002<\/span><\/p>\n

\u7f3a\u70b9 \uff1a<\/span><\/strong><\/p>\n

\u5de5\u5382\u7c7b\u7684\u804c\u8d23\u76f8\u5bf9\u8fc7\u91cd\uff0c\u589e\u52a0\u65b0\u7684\u4ea7\u54c1\u65f6\u9700\u8981\u4fee\u6539\u5de5\u5382\u7c7b\u7684\u5224\u65ad\u903b\u8f91\uff0c\u8fdd\u80cc\u5f00\u95ed\u539f\u5219\u3002<\/span><\/p>\n

\u4e0d\u6613\u4e8e\u6269\u5c55\u8fc7\u4e8e\u590d\u6742\u7684\u4ea7\u54c1\u7ed3\u6784\u3002<\/span><\/p>\n

\u4f8b\uff1a\u73b0\u5728\u6709\u51e0\u6b3e\u7535\u8111\uff0c\u8054\u60f3\u3001\u82f9\u679c\u3001\u534e\u7855\u7b49\u3002<\/span><\/p>\n

1\u3001\u5148\u5b9a\u4e49\u4e00\u4e2a\u7535\u8111\u6807\u51c6<\/span><\/p>\n

\n
public interface IComputer {\n<\/span><\/code>    \/**<\/span><\/code>\n     * \u4ef7\u683c<\/span><\/code>\n    *\/<\/span><\/code>\n    void getPrice();<\/span><\/code>\n}<\/span><\/code><\/pre>\n<\/section>\n
2\u3001\u521b\u5efa\u5b9e\u73b0\u7c7b\uff0c\u82f9\u679c\u7535\u8111\u548c\u8054\u60f3\u7535\u8111<\/span><\/p>\n
\n
public class IphoneComputer implements IComputer {<\/span><\/code>\n    @Override<\/span><\/code>\n    public void getPrice() {<\/span><\/code>\n        System.out.println(\"\u82f9\u679c\u7535\u8111\");<\/span><\/code>\n    }<\/span><\/code>\n}<\/span><\/code><\/pre>\n<\/section>\n
\n
public class LenovoComputer implements IComputer{<\/span><\/code>\n    @Override<\/span><\/code>\n    public void getPrice() {<\/span><\/code>\n        System.out.println(\"\u8054\u60f3\u7535\u8111\");<\/span><\/code>\n    }<\/span><\/code>\n}<\/span><\/code><\/pre>\n<\/section>\n
3\u3001\u4e0d\u7528\u5de5\u5382\u5b9e\u73b0<\/p>\n
\n
@org.junit.Test<\/span><\/code>\n  public void test1(){<\/span><\/code>\n      IComputer lenovoComputer = new LenovoComputer();<\/span><\/code>\n      lenovoComputer.getPrice();<\/span><\/code>\n      IComputer iphoneComputer = new IphoneComputer();<\/span><\/code>\n      iphoneComputer.getPrice();<\/span><\/code>\n  }<\/span><\/code><\/pre>\n<\/section>\n
\u53ef\u89c1\u8fd9\u79cd\u65b9\u5f0f\u5982\u679c\u5b9e\u73b0\u7c7b\u8d8a\u6765\u8d8a\u591a\uff0c\u4ee3\u7801\u5c31\u4f1a\u8d8a\u6765\u8d8a\u81c3\u80bf\u3002<\/span><\/p>\n
\u4f46\u662f\u5982\u679c\u6211\u4eec\u53ef\u4ee5\u628a\u521b\u5efa\u5bf9\u8c61\u7684\u7ec6\u8282\u9690\u85cf\u8d77\u6765\uff0c\u4e5f\u5c31\u662f\u4ea4\u7ed9\u5de5\u5382\u53bb\u5b9e\u73b0\uff0c\u4ee3\u7801\u5c31\u4f1a\u975e\u5e38\u6e05\u723d\u4e86\u3002<\/span><\/p>\n
4\u3001\u7b80\u5355\u5de5\u5382\u6a21\u5f0f\u5b9e\u73b0\uff0c\u4f20\u5165\u5bf9\u5e94\u53c2\u6570\u751f\u6210\u5bf9\u8c61\u3002<\/span><\/p>\n
\u5de5\u5382\u7c7b<\/span><\/p>\n
\n
public class SimpleComputerFactory {<\/span><\/code>    public static IComputer createComputer(String type){<\/span><\/code>        if (\"Lenovo\".equals(type)){<\/span><\/code>            return new LenovoComputer();<\/span><\/code>        }<\/span><\/code>        if (\"Iphone\".equals(type)){<\/span><\/code>            return new IphoneComputer();<\/span><\/code>        }<\/span><\/code>        return null;<\/span><\/code>    }<\/span><\/code>}<\/span><\/code><\/pre>\n<\/section>\n
\u770b\u4e0b\u7c7b\u56fe<\/p>\n
\u8c03\u7528<\/span><\/p>\n
\n
\/\/\u4f7f\u7528\u5de5\u5382<\/span><\/code>   @org.junit.Test<\/span><\/code>    public void test2(){<\/span><\/code>        IComputer iComputer = SimpleComputerFactory.createComputer(\"Lenovo\");<\/span><\/code>        iComputer.getPrice();<\/span><\/code>    }<\/span><\/code><\/pre>\n<\/section>\n
\u8fd9\u79cd\u5de5\u5382\u5b9e\u73b0\u65b9\u5f0f\u6709\u4e2a\u95ee\u9898\uff0c\u5c31\u662f\u4ea7\u54c1\u8d8a\u6765\u8d8a\u591a\u7684\u65f6\u5019\uff0c\u9700\u8981\u9891\u7e41\u7684\u4fee\u6539\u5de5\u5382\u65b9\u6cd5\uff0c\u4e0d\u7b26\u5408\u5f00\u95ed\u539f\u5219\uff0c\u6211\u4eec\u53ef\u4ee5\u5229\u7528\u53cd\u5c04\u6280\u672f\u8fdb\u884c\u4f18\u5316\u3002<\/span><\/section>\n
\n
public static IComputer createComputer(Class<? extends IComputer> clazz){<\/span><\/code>        try{<\/span><\/code>            if (null!=clazz){<\/span><\/code>                return clazz.newInstance();<\/span><\/code>            }<\/span><\/code>        }catch (Exception e){<\/span><\/code>            e.printStackTrace();<\/span><\/code>        }<\/span><\/code>        return null;<\/span><\/code>    }<\/span><\/code><\/pre>\n<\/section>\n
\u770b\u4e0b\u7c7b\u56fe<\/section>\n
\u518d\u6b21\u8c03\u7528<\/p>\n
\n
\/\/\u4f18\u5316\u540e\u7684\u5de5\u5382<\/span><\/code>    @org.junit.Test<\/span><\/code>    public void test3(){<\/span><\/code>        IComputer iComputer = SimpleComputerFactory.createComputer(IphoneComputer.class);<\/span><\/code>        iComputer.getPrice();<\/span><\/code>    }<\/span><\/code><\/pre>\n<\/section>\n
\u5de5\u5382\u65b9\u6cd5\u6a21\u5f0f<\/span><\/strong><\/span><\/p>\n
\u5728\u7b80\u5355\u5de5\u5382\u4e2d\uff0c\u968f\u7740\u4ea7\u54c1\u94fe\u7684\u4e30\u5bcc\uff0c\u5982\u679c\u6bcf\u4e2a\u4ea7\u54c1\u521b\u5efa\u7684\u903b\u8f91\u53c8\u6709\u6240\u4e0d\u540c\uff0c\u90a3\u4e48\u5de5\u5382\u7684\u804c\u8d23\u4f1a\u53d8\u5f97\u8d8a\u6765\u8d8a\u591a\uff0c\u6709\u70b9\u50cf\u4e07\u80fd\u5de5\u5382\uff0c\u4e0d\u5229\u4e8e\u7ef4\u62a4\u3002<\/span><\/p>\n
\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5c06\u804c\u8d23\u62c6\u5206\uff0c\u4e13\u4eba\u5e72\u4e13\u4e8b\uff0c\u4e5f\u7b26\u5408\u5355\u4e00\u804c\u8d23\u539f\u5219\u3002\u5206\u4e3a\u8054\u60f3\u5de5\u5382\u548c\u82f9\u679c\u5de5\u5382\u3002<\/span><\/p>\n
\u5de5\u5382\u65b9\u6cd5\u6a21\u5f0f\uff08Fatory Method Pattern\uff09<\/strong>\u662f\u6307\u5b9a\u4e49\u4e00\u4e2a\u521b\u5efa\u5bf9\u8c61\u7684\u63a5\u53e3\uff0c\u4f46\u8ba9\u5b9e\u73b0\u8fd9\u4e2a\u63a5\u53e3\u7684\u7c7b\u6765\u51b3\u5b9a\u5b9e\u4f8b\u5316\u54ea\u4e2a\u7c7b\uff0c\u5de5\u5382\u65b9\u6cd5\u8ba9\u7c7b\u7684\u5b9e\u4f8b\u5316\u63a8\u8fdf\u5230\u5b50\u7c7b\u4e2d\u8fdb\u884c\u3002\u4e3b\u8981\u89e3\u51b3\u4ea7\u54c1\u6269\u5c55\u7684\u95ee\u9898\u3002<\/span><\/p>\n
\u4f7f\u7528\u573a\u666f\uff1a<\/span><\/strong>\u521b\u5efa\u7c7b\u9700\u8981\u5927\u91cf\u91cd\u590d\u4ee3\u7801<\/span><\/p>\n
1\u3001\u5b9a\u4e49\u62bd\u8c61\u5de5\u5382<\/span><\/p>\n
\n
public interface IComputerFactory {<\/span><\/code>    \/**<\/span><\/code>     * \u751f\u4ea7\u7535\u8111<\/span><\/code>     * @return<\/span><\/code>     *\/<\/span><\/code>    IComputer create();<\/span><\/code>}<\/span><\/code><\/pre>\n<\/section>\n
2\u3001\u5b9e\u73b0\u8054\u60f3\u5de5\u5382<\/span><\/p>\n
\n
public class LenovoComputerFactory implements IComputerFactory{<\/span><\/code>    @Override<\/span><\/code>    public IComputer create() {<\/span><\/code>        return new LenovoComputer();<\/span><\/code>    }<\/span><\/code>}<\/span><\/code><\/pre>\n<\/section>\n
3\u3001\u5b9e\u73b0\u82f9\u679c\u5de5\u5382<\/span><\/p>\n
\n
public class IphoneComputerFactory implements IComputerFactory{<\/span><\/code>    @Override<\/span><\/code>    public IComputer create() {<\/span><\/code>        return new IphoneComputer();<\/span><\/code>    }<\/span><\/code>}<\/span><\/code><\/pre>\n<\/section>\n
4\u3001\u6d4b\u8bd5<\/span><\/p>\n
\n
\/\/\u5de5\u5382\u65b9\u6cd5<\/span><\/code>    @org.junit.Test<\/span><\/code>    public void test4(){<\/span><\/code>        IComputerFactory lenovoComputerFactory = new LenovoComputerFactory();<\/span><\/code>        lenovoComputerFactory.create().getPrice();<\/span><\/code>        IComputerFactory iphoneComputerFactory = new IphoneComputerFactory();<\/span><\/code>        iphoneComputerFactory.create().getPrice();<\/span><\/code><\/code>    }<\/span><\/code><\/pre>\n<\/section>\n
\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f<\/span><\/strong><\/span><\/p>\n
\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f\uff08Abastract Factory Pattern\uff09<\/span>\u662f\u6307\u63d0\u4f9b\u4e00\u4e2a\u521b\u5efa\u4e00\u7cfb\u5217\u76f8\u5173\u6216\u76f8\u4e92\u4f9d\u8d56\u5bf9\u8c61\u7684\u63a5\u53e3\uff0c\u65e0\u987b\u6307\u5b9a\u4ed6\u4eec\u5177\u4f53\u7684\u7c7b\u3002<\/span><\/p>\n
\u5ba2\u6237\u7aef\uff08\u5e94\u7528\u5c42\uff09\u4e0d\u4f9d\u8d56\u4e8e\u4ea7\u54c1\u7c7b\u5b9e\u4f8b\u5982\u4f55\u88ab\u521b\u5efa\u3001\u5b9e\u73b0\u7b49\u7ec6\u8282\uff0c\u5f3a\u8c03\u7684\u662f\u4e00\u7cfb\u5217\u76f8\u5173\u7684\u4ea7\u54c1\u5bf9\u8c61\uff08\u5c5e\u4e8e\u540c\u4e00\u4ea7\u54c1\u65cf\uff09\u4e00\u8d77\u4f7f\u7528\u521b\u5efa\u5bf9\u8c61\u9700\u8981\u5927\u91cf\u91cd\u590d\u7684\u4ee3\u7801\u3002\u9700\u8981\u63d0\u4f9b\u4e00\u4e2a\u4ea7\u54c1\u7c7b\u7684\u5e93\uff0c\u6240\u6709\u7684\u4ea7\u54c1\u4ee5\u540c\u6837\u7684\u63a5\u53e3\u51fa\u73b0\uff0c\u4ece\u800c\u4f7f\u5ba2\u6237\u7aef\u4e0d\u4f9d\u8d56\u4e8e\u5177\u4f53\u5b9e\u73b0\u3002<\/span><\/p>\n
\u9996\u5148\u80fd\u79f0\u4e3a\u7ec4\u8bc1\u660e\u4e0d\u662f\u4e00\u4e2a\u5355\u72ec\u7684\u4e2a\u4f53\u3002<\/span>\u4e3e\u7f51\u4e0a\u4e00\u4e2a\u4f8b\u5b50\u6765\u8bf4\u660e\u4ea7\u54c1\u7ec4\u7684\u6982\u5ff5\u3002\u7f8e\u7684\u7535\u5668\u548c\u683c\u529b\u7535\u5668\uff0c\u6211\u4eec\u90fd\u77e5\u9053\u8fd9\u4e24\u4e2a\u54c1\u724c\u90fd\u4e0d\u662f\u53ea\u751f\u4ea7\u5355\u4e00\u7684\u4ea7\u54c1\u3002\u7f8e\u7684\u7535\u5668\u751f\u4ea7\u6d17\u8863\u673a\u3001\u7a7a\u8c03\u3001\u7535\u98ce\u6247\uff0c\u90a3\u4e48\u540c\u6837\u683c\u529b\u4e5f\u751f\u4ea7\u6d17\u8863\u673a\u3001\u7a7a\u8c03\u3001\u7535\u98ce\u6247\u3002\u8fd9\u91cc\u6d17\u8863\u673a\u3001\u7a7a\u8c03\u3001\u7535\u98ce\u6247\u5c31\u53ef\u4ee5\u6210\u4e3a\u4e00\u4e2a\u4ea7\u54c1\u7ec4\u3002<\/span><\/span><\/p>\n
\u672c\u7bc7\u4e2d\u7684\u4f8b\u5b50\uff0c\u5177\u4f53\u7ed3\u6784\u5982\u4e0b\uff1a<\/span><\/span><\/p>\n
1\u3001\u4ef7\u683c\u548c\u8d28\u91cf\u63a5\u53e3<\/p>\n
\n
public<\/span> interface<\/span> IPrice<\/span> {<\/span><\/code>    \/**<\/span><\/span><\/code>     * \u4ef7\u683c<\/span><\/span><\/code>    *\/<\/span><\/span><\/code>    void<\/span> getPrice<\/span>()<\/span>;<\/span><\/code>}<\/span><\/code><\/pre>\n<\/section>\n
\n
public<\/span> interface<\/span> IQuality<\/span> {<\/span><\/code>    \/**<\/span><\/span><\/code>     * \u8d28\u91cf<\/span><\/span><\/code>     *\/<\/span><\/span><\/code>    void<\/span> getQuality<\/span>()<\/span>;<\/span><\/code>}<\/span><\/code><\/pre>\n<\/section>\n
2\u3001\u8054\u60f3\u4ea7\u54c1\u7ec4<\/span><\/p>\n
\n
public<\/span> class<\/span> LenovoPrice<\/span> implements<\/span> IPrice<\/span><\/span>{<\/span><\/code>    @Override<\/span><\/span><\/code>    public<\/span> void<\/span> getPrice<\/span>()<\/span> <\/span>{<\/span><\/code>        System.out.println(\"\u8054\u60f3\u4ef7\u683c\"<\/span>);<\/span><\/code>    }<\/span><\/code>}<\/span><\/code><\/pre>\n<\/section>\n
\n
public<\/span> class<\/span> LenovoQuality<\/span> implements<\/span> IQuality<\/span><\/span>{<\/span><\/code>    @Override<\/span><\/span><\/code>    public<\/span> void<\/span> getQuality<\/span>()<\/span> <\/span>{<\/span><\/code>        System.out.println(\"\u8054\u60f3\u8d28\u91cf\"<\/span>);<\/span><\/code>    }<\/span><\/code>}<\/span><\/code><\/pre>\n<\/section>\n
3\u3001\u82f9\u679c\u4ea7\u54c1\u7ec4<\/span><\/p>\n
\n
public<\/span> class<\/span> IphonePrice<\/span> implements<\/span> IPrice<\/span><\/span>{<\/span><\/code>    @Override<\/span><\/span><\/code>    public<\/span> void<\/span> getPrice<\/span>()<\/span> <\/span>{<\/span><\/code>        System.out.println(\"\u82f9\u679c\u4ef7\u683c\"<\/span>);<\/span><\/code>    }<\/span><\/code>}<\/span><\/code><\/pre>\n<\/section>\n
\n
public<\/span> class<\/span> IphoneQuality<\/span> implements<\/span> IQuality<\/span><\/span>{<\/span><\/code>    @Override<\/span><\/span><\/code>    public<\/span> void<\/span> getQuality<\/span>()<\/span> <\/span>{<\/span><\/code>        System.out.println(\"\u82f9\u679c\u8d28\u91cf\"<\/span>);<\/span><\/code>    }<\/span><\/code>}<\/span><\/code><\/pre>\n<\/section>\n
4\u3001\u62bd\u8c61\u5de5\u5382<\/p>\n
\n
public<\/span> interface<\/span> IComputerFactoryNew<\/span> {<\/span><\/code>    \/**<\/span><\/span><\/code>     * \u4ef7\u683c<\/span><\/span><\/code>     * @return com.zhkj.publicservice.utils.factorytest.IPrice<\/span><\/span><\/code>    *\/<\/span><\/span><\/code>    IPrice createPrice<\/span>()<\/span>;<\/span><\/code>    \/**<\/span><\/span><\/code>     * \u8d28\u91cf<\/span><\/span><\/code>     * @return com.zhkj.publicservice.utils.factorytest.IQuality<\/span><\/span><\/code>    *\/<\/span><\/span><\/code>    IQuality createQuality<\/span>()<\/span>;<\/span><\/code>}<\/span><\/code><\/pre>\n<\/section>\n
5\u3001\u8054\u7cfb\u5de5\u5382\u5b9e\u73b0<\/p>\n
\n
public<\/span> class<\/span> LenovoComputerFactoryNew<\/span> implements<\/span> IComputerFactoryNew<\/span> <\/span>{<\/span><\/code><\/code>    @Override<\/span><\/span><\/code>    public<\/span> IPrice createPrice<\/span>()<\/span> <\/span>{<\/span><\/code>        return<\/span> new<\/span> LenovoPrice();<\/span><\/code>    }<\/span><\/code><\/code>    @Override<\/span><\/span><\/code>    public<\/span> IQuality createQuality<\/span>()<\/span> <\/span>{<\/span><\/code>        return<\/span> new<\/span> IphoneQuality();<\/span><\/code>    }<\/span><\/code>}<\/span><\/code><\/pre>\n<\/section>\n
6\u3001\u82f9\u679c\u5de5\u5382\u5b9e\u73b0<\/p>\n
\n
public<\/span> class<\/span> IphoneComputerFactoryNew<\/span> implements<\/span> IComputerFactoryNew<\/span><\/span>{<\/span><\/code>    @Override<\/span><\/span><\/code>    public<\/span> IPrice createPrice<\/span>()<\/span> <\/span>{<\/span><\/code>        return<\/span> new<\/span> IphonePrice();<\/span><\/code>    }<\/span><\/code><\/code>    @Override<\/span><\/span><\/code>    public<\/span> IQuality createQuality<\/span>()<\/span> <\/span>{<\/span><\/code>        return<\/span> new<\/span> IphoneQuality();<\/span><\/code>    }<\/span><\/code>}<\/span><\/code><\/pre>\n<\/section>\n
7\u3001\u6d4b\u8bd5<\/p>\n
\n
\/\/\u62bd\u8c61\u5de5\u5382\u65b9\u6cd5<\/span><\/span><\/code>    @org<\/span>.junit.Test<\/span><\/span><\/code>    public<\/span> void<\/span> test5<\/span>()<\/span><\/span>{<\/span><\/code>        IphoneComputerFactoryNew iphoneComputerFactoryNew = new<\/span> IphoneComputerFactoryNew();<\/span><\/code>        iphoneComputerFactoryNew.createPrice().getPrice();<\/span><\/code>        iphoneComputerFactoryNew.createQuality().getQuality();<\/span><\/code><\/code>    }<\/span><\/code><\/pre>\n<\/section>\n
<\/section>\n
\n
\u672c\u7bc7\u6587\u7ae0\u6765\u6e90\u4e8e\u5fae\u4fe1\u516c\u4f17\u53f7: Java\u6280\u672f\u4ed3\u5e93<\/p><\/blockquote>\n<\/div>\n","raw":"","protected":false},"excerpt":{"rendered":"
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