{"id":1115,"date":"2023-03-12T20:00:55","date_gmt":"2023-03-12T12:00:55","guid":{"rendered":"https:\/\/www.appblog.cn\/?p=1115"},"modified":"2023-04-29T11:22:43","modified_gmt":"2023-04-29T03:22:43","slug":"design-pattern-abstract-factory-pattern","status":"publish","type":"post","link":"https:\/\/www.appblog.cn\/index.php\/2023\/03\/12\/design-pattern-abstract-factory-pattern\/","title":{"rendered":"\u8bbe\u8ba1\u6a21\u5f0f\uff086\uff09\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f"},"content":{"rendered":"

\u5b9a\u4e49<\/h2>\n

\u4e3a\u521b\u5efa\u4e00\u7ec4\u76f8\u5173\u6216\u8005\u662f\u76f8\u4e92\u4f9d\u8d56\u7684\u5bf9\u8c61\u63d0\u4f9b\u4e00\u4e2a\u63a5\u53e3\uff0c\u800c\u4e0d\u9700\u8981\u6307\u5b9a\u4ed6\u4eec\u7684\u5177\u4f53\u5b9e\u73b0\u7c7b\u3002<\/p>\n

<\/p>\n

\u4f7f\u7528\u573a\u666f<\/h2>\n

\u4e00\u4e2a\u5bf9\u8c61\u65cf\uff08\u6216\u662f\u4e00\u7ec4\u6ca1\u6709\u4efb\u4f55\u5173\u7cfb\u7684\u5bf9\u8c61\uff09\u90fd\u6709\u76f8\u540c\u7684\u7ea6\u675f\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f\u3002\u4f8b\u5982\u4e00\u4e2a\u6587\u672c\u7f16\u8f91\u5668\u548c\u4e00\u4e2a\u56fe\u7247\u5904\u7406\u5668\uff0c\u90fd\u662f\u8f6f\u4ef6\u5b9e\u4f53\uff0c\u4f46\u662fLinix\u4e0b\u7684\u6587\u672c\u7f16\u8f91\u5668\u548cWINDOWS\u4e0b\u7684\u6587\u672c\u7f16\u8f91\u5668\u867d\u7136\u529f\u80fd\u548c\u754c\u9762\u90fd\u76f8\u540c\uff0c\u4f46\u662f\u4ee3\u7801\u5b9e\u73b0\u662f\u4e0d\u540c\u7684\uff0c\u56fe\u7247\u5904\u7406\u5668\u4e5f\u662f\u7c7b\u4f3c\u60c5\u51b5\uff0c\u4e5f\u5c31\u662f\u5177\u6709\u4e86\u5171\u540c\u7684\u7ea6\u675f\u6761\u4ef6\uff1a\u64cd\u4f5c\u7cfb\u7edf\u7c7b\u578b\uff0c\u4e8e\u662f\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f\uff0c\u4ea7\u751f\u4e0d\u540c\u64cd\u4f5c\u7cfb\u7edf\u4e0b\u7684\u7f16\u8f91\u5668\u548c\u56fe\u7247\u5904\u7406\u5668\u3002<\/p>\n

\u7b80\u5355\u5b9e\u73b0<\/h2>\n

\u4ee5\u8f66\u5382\u751f\u4ea7\u6c7d\u8f66\u96f6\u90e8\u4ef6\u4e3a\u4f8b\uff0cA\u3001B\u4e24\u5bb6\u8f66\u5382\u5206\u522b\u751f\u4ea7\u4e0d\u540c\u7684\u8f6e\u80ce\u3001\u53d1\u52a8\u673a\u3001\u5236\u52a8\u7cfb\u7edf\u3002\u867d\u7136\u751f\u4ea7\u7684\u96f6\u4ef6\u4e0d\u540c\uff0c\u578b\u53f7\u4e0d\u540c\u3002\u4f46\u662f\u6839\u672c\u4e0a\u90fd\u6709\u5171\u540c\u7684\u7ea6\u675f\uff0c\u5c31\u662f\u8f6e\u80ce\u3001\u53d1\u52a8\u673a\u3001\u5236\u52a8\u7cfb\u7edf\u3002<\/p>\n

\u8f6e\u80ce\u76f8\u5173\u7c7b\uff1a<\/p>\n

public interface ITire {\n    \/**\n     * \u8f6e\u80ce \n     *\/\n    void tire();\n}<\/code><\/pre>\n
public class NormalTire implements ITire {\n    @Override\n    public void tire() {\n        System.out.println("\u666e\u901a\u8f6e\u80ce");\n    }\n}<\/code><\/pre>\n
public class SUVTire implements ITire {\n    @Override\n    public void tire() {\n        System.out.println("\u8d8a\u91ce\u8f6e\u80ce");\n    }\n}<\/code><\/pre>\n
\u53d1\u52a8\u673a\u76f8\u5173\u7c7b\uff1a<\/p>\n
public interface IEngine {\n    \/**\n     *\u53d1\u52a8\u673a \n     *\/\n    void engine();\n}<\/code><\/pre>\n
public class DomesticEngine implements IEngine {\n    @Override\n    public void engine() {\n        System.out.println("\u56fd\u4ea7\u53d1\u52a8\u673a");\n    }\n}<\/code><\/pre>\n
public class ImportEngine implements IEngine {\n    @Override\n    public void engine() {\n        System.out.println("\u8fdb\u53e3\u53d1\u52a8\u673a");\n    }\n}<\/code><\/pre>\n
\u5236\u52a8\u7cfb\u7edf\u76f8\u5173\u7c7b\uff1a<\/p>\n
public interface IBrake {\n    \/**\n     *\u5236\u52a8\u7cfb\u7edf \n     *\/\n    void brake();\n}<\/code><\/pre>\n
public class NormalBrake implements IBrake {\n    @Override\n    public void brake() {\n        System.out.println("\u666e\u901a\u5236\u52a8");\n    }\n}<\/code><\/pre>\n
public class SeniorBrake implements IBrake {\n    @Override\n    public void brake() {\n        System.out.println("\u9ad8\u7ea7\u5236\u52a8");\n    }\n}<\/code><\/pre>\n
\u62bd\u8c61\u8f66\u5382\u7c7b\uff1a<\/p>\n
public abstract class CarFactory {\n    \/**\n     * \u751f\u4ea7\u8f6e\u80ce\n     * \n     * @return \u8f6e\u80ce\n     * *\/\n    public abstract ITire createTire();\n\n    \/**\n     * \u751f\u4ea7\u53d1\u52a8\u673a\n     * \n     * @return \u53d1\u52a8\u673a\n     * *\/\n    public abstract IEngine createEngine();\n\n    \/**\n     * \u751f\u4ea7\u5236\u52a8\u7cfb\u7edf\n     * \n     * @return \u5236\u52a8\u7cfb\u7edf\n     * *\/\n    public abstract IBrake createBrake();\n\n}<\/code><\/pre>\n
A\u8f66\u5382\uff1a<\/p>\n
public class AFactory extends CarFactory {\n\n    @Override\n    public ITire createTire() {\n        return new NormalTire();\n    }\n\n    @Override\n    public IEngine createEngine() {\n        return new DomesticEngine();\n    }\n\n    @Override\n    public IBrake createBrake() {\n        return new NormalBrake();\n    }\n}<\/code><\/pre>\n
B\u8f66\u5382\uff1a<\/p>\n
public class BFactory extends CarFactory {\n\n    @Override\n    public ITire createTire() {\n        return new SUVTire();\n    }\n\n    @Override\n    public IEngine createEngine() {\n        return new ImportEngine();\n    }\n\n    @Override\n    public IBrake createBrake() {\n        return new SeniorBrake();\n    }\n}<\/code><\/pre>\n
\u5ba2\u6237\u7c7b\uff1a<\/p>\n
public class Client {\n    public static void main(String[] args) {\n        \/\/A\u8f66\u5382\n        CarFactory factoryA = new AFactory();\n        factoryA.createTire().tire();\n        factoryA.createEngine().engine();\n        factoryA.createBrake().brake();\n        System.out.println("---------------");\n        \/\/B\u8f66\u5382\n        CarFactory factoryB = new BFactory();\n        factoryB.createTire().tire();\n        factoryB.createEngine().engine();\n        factoryB.createBrake().brake();\n    }\n}<\/code><\/pre>\n
\u7ed3\u679c\uff1a<\/p>\n
\u666e\u901a\u8f6e\u80ce\n\u56fd\u4ea7\u53d1\u52a8\u673a\n\u666e\u901a\u5236\u52a8\n------------------\n\u8d8a\u91ce\u8f6e\u80ce\n\u8fdb\u53e3\u53d1\u52a8\u673a\n\u9ad8\u7ea7\u5236\u52a8<\/code><\/pre>\n
\u53ef\u4ee5\u770b\u51fa\u4e0a\u9762\u6a21\u62df\u4e86\u4e24\u4e2a\u8f66\u5382\uff0c\u5982\u679c\u6709\u4e86C\u5382\u3001D\u5382\uff0c\u5404\u81ea\u5382\u5bb6\u751f\u4ea7\u7684\u96f6\u90e8\u4ef6\u578b\u53f7\u79cd\u7c7b\u53c8\u4e0d\u76f8\u540c\uff0c\u90a3\u4e48\u6211\u4eec\u521b\u5efa\u7684\u7c7b\u6587\u4ef6\u5c31\u4f1a\u7ffb\u500d\u3002\u8fd9\u4e5f\u662f\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f\u7684\u4e00\u4e2a\u5f0a\u7aef\uff0c\u6240\u4ee5\u5b9e\u9645\u5f00\u53d1\u4e2d\u8981\u6743\u8861\u4f7f\u7528\u3002<\/p>\n
\u533a\u522b<\/h2>\n
\u4e0a\u4e00\u7ae0\u6709\u4ecb\u7ecd\u4e86\u5de5\u5382\u6a21\u5f0f\uff0c\u90a3\u4e48\u4ed6\u4eec\u7684\u533a\u522b\u662f\u4ec0\u4e48\uff1f\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f\u662f\u5de5\u5382\u65b9\u6cd5\u6a21\u5f0f\u7684\u5347\u7ea7\u7248\u672c\u3002\u5bf9\u6bd4\u5982\u4e0b\uff1a<\/p>\n\n\n\n\n\n\n
\u5de5\u5382\u65b9\u6cd5\u6a21\u5f0f<\/th>\n\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f<\/th>\n<\/tr>\n<\/thead>\n
\u53ea\u6709\u4e00\u4e2a\u62bd\u8c61\u4ea7\u54c1\u7c7b<\/td>\n\u6709\u591a\u4e2a\u62bd\u8c61\u4ea7\u54c1\u7c7b<\/td>\n<\/tr>\n
\u5177\u4f53\u5de5\u5382\u7c7b\u53ea\u80fd\u521b\u5efa\u4e00\u4e2a\u5177\u4f53\u4ea7\u54c1\u7c7b\u7684\u5b9e\u4f8b<\/td>\n\u5177\u4f53\u5de5\u5382\u7c7b\u80fd\u521b\u5efa\u591a\u4e2a\u5177\u4f53\u4ea7\u54c1\u7c7b\u7684\u5b9e\u4f8b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
Android\u6e90\u7801\u4e2d\u7684\u5b9e\u73b0<\/h2>\n
\u62bd\u8c61\u5de5\u5382\u6a21\u5f0f\u5728Android\u6e90\u7801\u4e2d\u4f7f\u7528\u8f83\u5c11\uff0c\u56e0\u4e3a\u5f88\u5c11\u4f1a\u51fa\u73b0\u591a\u4e2a\u4ea7\u54c1\u79cd\u7c7b\u7684\u60c5\u51b5\uff0c\u5927\u90e8\u5206\u4f7f\u7528\u5de5\u5382\u65b9\u6cd5\u6a21\u5f0f\u5373\u53ef\u89e3\u51b3\u3002<\/p>\n
    \n
  • MediaPlayer<\/li>\n<\/ul>\n
    MediaPlayer Factory<\/code>\u5206\u522b\u4f1a\u751f\u62104\u4e2a\u4e0d\u540c\u7684MediaPlayer\u57fa\u7c7b\uff1aStagefrightPlayer<\/code>\u3001NuPlayerDriver<\/code>\u3001MidiFile<\/code>\u548cTestPlayerStub<\/code>\uff0c\u56db\u8005\u5747\u7ee7\u627f\u4e8eMediaPlayerBase<\/code>\u3002<\/p>\n
    \u603b\u7ed3<\/h2>\n
    \u4f18\u70b9\uff1a<\/p>\n
    \u5206\u79bb\u63a5\u53e3\u4e0e\u5b9e\u73b0\uff0c\u5ba2\u6237\u7aef\u4f7f\u7528\u62bd\u8c61\u5de5\u5382\u6765\u521b\u5efa\u9700\u8981\u7684\u5bf9\u8c61\uff0c\u800c\u5ba2\u6237\u7aef\u6839\u672c\u5c31\u4e0d\u77e5\u9053\u5177\u4f53\u7684\u5b9e\u73b0\u662f\u8c01\uff0c\u5ba2\u6237\u7aef\u53ea\u662f\u9762\u5411\u4ea7\u54c1\u7684\u63a5\u53e3\u7f16\u7a0b\u800c\u5df2\uff0c\u4f7f\u5176\u4ece\u5177\u4f53\u7684\u4ea7\u54c1\u5b9e\u73b0\u4e2d\u89e3\u8026\uff0c\u540c\u65f6\u57fa\u4e8e\u63a5\u53e3\u4e0e\u5b9e\u73b0\u5206\u79bb\uff0c\u4f7f\u62bd\u8c61\u8be5\u5de5\u5382\u65b9\u6cd5\u6a21\u5f0f\u5728\u5207\u6362\u4ea7\u54c1\u7c7b\u65f6\u66f4\u52a0\u7075\u6d3b\u3001\u5bb9\u6613\u3002<\/p>\n
    \u7f3a\u70b9\uff1a<\/p>\n
    \u4e00\u662f\u5bf9\u7c7b\u6587\u4ef6\u7684\u7206\u70b8\u6027\u589e\u52a0\uff0c\u4e8c\u662f\u4e0d\u592a\u5bb9\u6613\u6269\u5c55\u65b0\u7684\u4ea7\u54c1\u7c7b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5b9a\u4e49 \u4e3a\u521b\u5efa\u4e00\u7ec4\u76f8\u5173\u6216\u8005\u662f\u76f8\u4e92\u4f9d\u8d56\u7684\u5bf9\u8c61\u63d0\u4f9b\u4e00\u4e2a\u63a5\u53e3\uff0c\u800c\u4e0d\u9700\u8981\u6307\u5b9a\u4ed6\u4eec\u7684\u5177\u4f53\u5b9e\u73b0\u7c7b\u3002 \u4f7f\u7528\u573a\u666f \u4e00\u4e2a\u5bf9\u8c61\u65cf\uff08\u6216 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[303],"tags":[],"class_list":["post-1115","post","type-post","status-publish","format-standard","hentry","category-design-pattern"],"_links":{"self":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1115","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/comments?post=1115"}],"version-history":[{"count":0,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1115\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/media?parent=1115"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/categories?post=1115"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/tags?post=1115"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}