{"id":31648,"date":"2023-07-12T15:26:33","date_gmt":"2022-12-07T02:06:02","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8java%e7%9a%84%e4%bb%a3%e7%90%86%e6%a8%a1%e5%bc%8f\/"},"modified":"2024-04-30T13:14:05","modified_gmt":"2024-04-30T05:14:05","slug":"%e4%bd%bf%e7%94%a8java%e7%9a%84%e4%bb%a3%e7%90%86%e6%a8%a1%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8java%e7%9a%84%e4%bb%a3%e7%90%86%e6%a8%a1%e5%bc%8f\/","title":{"rendered":"\u4f7f\u7528Java\u7684\u4ee3\u7406\u6a21\u5f0f"},"content":{"rendered":"

\u9996\u5148<\/h1>\n

\u6211\u5c06\u603b\u7ed3\u6211\u5728\u9605\u8bfb\u300aJava\u8a00\u8a9e\u3067\u5b66\u3076\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u5165\u9580\u300b\u8fd9\u672c\u4ecb\u7ecdGoF\u8bbe\u8ba1\u6a21\u5f0f\u7684\u589e\u8865\u6539\u8ba2\u7248\u7684\u4e66\u4e2d\u5b66\u5230\u7684\u5185\u5bb9\u3002<\/p>\n

\u4ee3\u7406\u6a21\u5f0f<\/h1>\n

Proxy\u662f\u4ec0\u4e48\uff1f<\/h2>\n

\u5c06\u5176\u7ffb\u8bd1\u4e3a\u4e2d\u6587\uff1a<\/p>\n

\u65e5\u8bed\u4e2d\u7ffb\u8bd1\u6210\u4e2d\u6587\u610f\u4e3a\u201c\u4ee3\u7406\u201d\u3002
\n\u4ee3\u7406\u6a21\u5f0f\u662f\u6307\u4ee3\u7406\u7c7b\u66ff\u4ee3\u539f\u672c\u7c7b\u8fdb\u884c\u4e00\u5b9a\u7a0b\u5ea6\u7684\u5904\u7406\uff0c\u76f4\u5230\u771f\u6b63\u9700\u8981\u539f\u672c\u7c7b\u624d\u8fdb\u884c\u539f\u672c\u7c7b\u7684\u751f\u6210\u7684\u6a21\u5f0f\uff0c\u4e5f\u88ab\u79f0\u4e3a\u4ee3\u7406\u6a21\u5f0f\u3002
\n\u901a\u8fc7\u5e94\u7528\u8be5\u6a21\u5f0f\uff0c\u53ef\u4ee5\u89e3\u51b3\u5728\u751f\u6210\u539f\u672c\u7c7b\u65f6\u9700\u8981\u8fdb\u884c\u8017\u65f6\u7684\u521d\u59cb\u5316\u5904\u7406\uff0c\u7ed9\u7528\u6237\u5e26\u6765\u4e0d\u6ee1\u7684\u95ee\u9898\u3002<\/p>\n

\u51fa\u573a\u89d2\u8272<\/h2>\n
\"image.png\"<\/div>\n

\u62bd\u8c61\u7c7b\/\u63a5\u53e3<\/h3>\n

Subject
\nClient\u30af\u30e9\u30b9\u304b\u3089\u307f\u3066Proxy\u30af\u30e9\u30b9\u3068RealSubject\u30af\u30e9\u30b9\u3092\u540c\u69d8\u306b\u6271\u3046(\u540c\u4e00\u8996\u3059\u308b)\u305f\u3081\u306e\u62bd\u8c61\u30af\u30e9\u30b9\/\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3067\u3059\u3002
\n\u5b9f\u88c5\u306f\u30b5\u30d6\u30af\u30e9\u30b9\u306eProxy\u30af\u30e9\u30b9\u3001RealSubject\u30af\u30e9\u30b9\u3067\u884c\u3044\u307e\u3059\u3002<\/p>\n

\u5b9e\u73b0\u7c7b<\/h3>\n
    \n
  • \n
      Proxy<\/ul>\n<\/li>\n<\/ul>\n

       <\/p>\n

        \n
      • \n
          RealSubject\u30af\u30e9\u30b9\u306e\u4ee3\u7406\u5f79\u3068\u306a\u308b\u30af\u30e9\u30b9\u3067\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n

           <\/p>\n

            \n
          • \n
              Client\u30af\u30e9\u30b9\u304b\u3089\u306e\u8981\u6c42\u306b\u5bfe\u3057\u3066\u3067\u304d\u308b\u3060\u3051\u306e\u51e6\u7406\u3092\u884c\u3044\u3001\u672c\u5f53\u306b\u5fc5\u8981\u306b\u306a\u3063\u305f\u969b\u306bRealSubject\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n

               <\/p>\n

                \n
              • \n
                  \u307e\u305fSubject\u30af\u30e9\u30b9\/\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306e\u5b9f\u88c5\u3092\u884c\u3044\u3001\u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u3057\u3066\u672c\u4eba\u5f79\u306eRealSubject\u30af\u30e9\u30b9\u3092\u6301\u3061\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n

                   <\/p>\n

                    \n
                  • \n
                      RealSubject<\/ul>\n<\/li>\n<\/ul>\n

                       <\/p>\n

                        \n
                      • \n
                          \u672c\u4eba\u5f79\u3068\u306a\u308b\u30af\u30e9\u30b9\u3067\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n

                           <\/p>\n

                            \n
                          • \n
                              Proxy\u30af\u30e9\u30b9\u3067\u8981\u6c42\u3092\u51e6\u7406\u3057\u304d\u308c\u306a\u304b\u3063\u305f\u969b\u306b\u751f\u6210\u3055\u308c\u307e\u3059\u3002\u307e\u305f\u3001Proxy\u30af\u30e9\u30b9\u3068\u540c\u69d8\u306bSubject\u30af\u30e9\u30b9\/\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306e\u5b9f\u88c5\u3092\u884c\u3044\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n

                               <\/p>\n

                                \n
                              • \n
                                  Client<\/ul>\n<\/li>\n<\/ul>\n

                                   <\/p>\n

                                    Proxy\u30af\u30e9\u30b9\u3092\u7d4c\u7531\u3057\u3066RealSubject\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3059\u308b\u30af\u30e9\u30b9\u3067\u3059\u3002<\/ul>\n

                                    \u5177\u4f53\u7684\u4f8b\u5b50<\/h2>\n
                                    \"image.png\"<\/div>\n

                                    \u754c\u9762<\/h3>\n

                                    Management\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9<\/p>\n

                                    public<\/span> interface<\/span> Management<\/span> {<\/span>\r\n    void<\/span> setReviewProjectName<\/span>(<\/span>String<\/span> projectName<\/span>);<\/span> \r\n\r\n    String<\/span> getReviewProjectName<\/span>();<\/span>\r\n\r\n    void<\/span> printReviewResult<\/span>();<\/span>\r\n}<\/span>\r\n\r\n<\/code><\/pre>\n
                                    \u5728Management\u63a5\u53e3\u4e2d\uff0c\u5b9a\u4e49\u4e86\u8bbe\u7f6e\u548c\u83b7\u53d6projectName\u4ee5\u53ca\u663e\u793a\u5ba1\u6838\u7ed3\u679c\u7684\u65b9\u6cd5\u3002
                                    \n\u5b9e\u9645\u7684\u5904\u7406\u5c06\u5728\u540e\u9762\u7684Manager\u7c7b\u548cManagerProxy\u7c7b\u4e2d\u5b9e\u73b0\u3002
                                    \n\u6ca1\u6709\u7279\u522b\u56f0\u96be\u7684\u5730\u65b9\u3002<\/p>\n
                                    \u5b9e\u73b0\u7c7b<\/h3>\n
                                      Manager\u30af\u30e9\u30b9<\/ul>\n
                                      import<\/span> java.util.Random<\/span>;<\/span>\r\n\r\npublic<\/span> class<\/span> Manager<\/span> implements<\/span> Management<\/span> {<\/span>\r\n    private<\/span> String<\/span> projectName<\/span>;<\/span>\r\n\r\n    public<\/span> Manager<\/span>()<\/span> {<\/span>\r\n        this<\/span>.<\/span>projectName<\/span> =<\/span> \"\u7121\u984c\u306e\u6848\u4ef6\"<\/span>;<\/span>\r\n        heavyJob<\/span>(<\/span>\"Management\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3057\u3001Rv\u4e2d\"<\/span>);<\/span>\r\n    }<\/span>\r\n\r\n    public<\/span> Manager<\/span>(<\/span>String<\/span> projectName<\/span>)<\/span> {<\/span>\r\n        this<\/span>.<\/span>projectName<\/span> =<\/span> projectName<\/span>;<\/span>\r\n        heavyJob<\/span>(<\/span>\"Management\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9(\"<\/span> +<\/span> projectName<\/span> +<\/span> \")\u3092\u751f\u6210\u3057\u3001Rv\u4e2d\"<\/span>);<\/span>\r\n    }<\/span>\r\n\r\n    @Override<\/span>\r\n    public<\/span> void<\/span> setReviewProjectName<\/span>(<\/span>String<\/span> projectName<\/span>)<\/span> {<\/span>\r\n        this<\/span>.<\/span>projectName<\/span> =<\/span> projectName<\/span>;<\/span>\r\n    }<\/span>\r\n\r\n    @Override<\/span>\r\n    public<\/span> String<\/span> getReviewProjectName<\/span>()<\/span> {<\/span>\r\n        return<\/span> projectName<\/span>;<\/span>\r\n    }<\/span>\r\n\r\n    private<\/span> void<\/span> heavyJob<\/span>(<\/span>String<\/span> msg<\/span>)<\/span> {<\/span> \/\/ 1.\u751f\u6210\u6642\u306b\u5fc5\u8981(\u3068\u3044\u3046\u8a2d\u5b9a)\u306a\u91cd\u3044\u51e6\u7406<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>print<\/span>(<\/span>msg<\/span>);<\/span>\r\n        for<\/span> (<\/span>int<\/span> i<\/span> =<\/span> 0<\/span>;<\/span> i<\/span> <<\/span> 5<\/span>;<\/span> i<\/span>++)<\/span> {<\/span>\r\n            try<\/span> {<\/span>\r\n                Thread<\/span>.<\/span>sleep<\/span>(<\/span>1000<\/span>);<\/span>\r\n            }<\/span> catch<\/span> (<\/span>InterruptedException<\/span> e<\/span>)<\/span> {<\/span>\r\n            }<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>print<\/span>(<\/span>\"\u30fb\"<\/span>);<\/span>\r\n        }<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"Rv\u5b8c\u4e86\u3002\"<\/span>);<\/span>\r\n    }<\/span>\r\n\r\n    @Override<\/span>\r\n    public<\/span> void<\/span> printReviewResult<\/span>()<\/span> {<\/span> \/\/ 2.\u4e71\u6570\u306b\u3088\u3063\u3066review\u306e\u7d50\u679c\u3092\u632f\u308a\u5206\u3051\u3066\u51fa\u529b\u3059\u308b\u51e6\u7406<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"----------Rv\u7d50\u679c----------\"<\/span>);<\/span>\r\n        Random<\/span> rnd<\/span> =<\/span> new<\/span> Random<\/span>();<\/span>\r\n        int<\/span> ran<\/span> =<\/span> rnd<\/span>.<\/span>nextInt<\/span>(<\/span>10<\/span>);<\/span>\r\n        if<\/span> (<\/span>ran<\/span> <<\/span> 5<\/span>)<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>projectName<\/span> +<\/span> \"\u306f\u5374\u4e0b\u3055\u308c\u307e\u3057\u305f\u3002\\n\"<\/span>);<\/span>\r\n        }<\/span> else<\/span> if<\/span> (<\/span>ran<\/span> ><\/span> 5<\/span>)<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>projectName<\/span> +<\/span> \"\u306f\u627f\u8a8d\u3055\u308c\u307e\u3057\u305f\u3002\\n\"<\/span>);<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n\r\n}<\/span>\r\n<\/code><\/pre>\n
                                      \u7ecf\u7406\u7c7b\u662f\u4ee3\u8868\u672c\u4eba\u804c\u8d23\u7684\u7c7b\u3002\u4ee3\u7406\u804c\u8d23\u7684ManagerProxy\u7c7b\u6267\u884c\u65e0\u6cd5\u5904\u7406\u7684\u64cd\u4f5c\u3002
                                      \n\u5728\u8fd9\u91cc\uff0cprintReviewResult\u65b9\u6cd5\u6267\u884c\u8fd9\u4e2a\u64cd\u4f5c\u3002
                                      \n\u91cd\u70b9\u6709\u4ee5\u4e0b\u4e24\u70b9\uff1a
                                      \n1. \u6784\u9020\u51fd\u6570\u4e2d\u8c03\u7528\u4e86heavyJob\u65b9\u6cd5\uff0c\u8fd9\u662f\u4e00\u4e2a\u5728\u751f\u6210\u65f6\u9700\u8981\u800c\u4e14\u8017\u65f6\u7e41\u91cd\u7684\u64cd\u4f5c\u3002
                                      \n2. \u8986\u76d6\u4e86printReviewResult\u65b9\u6cd5\uff0c\u663e\u793a\u5ba1\u6838\u7ed3\u679c\u3002<\/p>\n
                                      \u8fdb\u884c\u8865\u5145\u8bf4\u660e\u3002<\/p>\n
                                      \u751f\u6210Manager\u7c7b\u65f6\uff0c\u9700\u8981\u9996\u5148\u6267\u884cheavyJob\u65b9\u6cd5\u4f5c\u4e3a\u521d\u59cb\u8bbe\u7f6e\u3002\u7136\u800c\uff0c\u8fd9\u4e2a\u5904\u7406\u8fc7\u7a0b\u5f88\u7e41\u91cd\u4e14\u8017\u65f6\uff0c\u56e0\u6b64\u5728\u4ee3\u7406\u4eba\u89d2\u8272\u7684ManegerProxy\u7c7b\u4e2d\uff0c\u5728\u8c03\u7528\u65e0\u6cd5\u5904\u7406\u7684\u64cd\u4f5c\uff08printReviewResult\uff09\u4e4b\u524d\u4e0d\u5b9c\u751f\u6210Manager\u7c7b\u3002\u56e0\u6b64\uff0c\u540e\u8ff0\u7684ManegerProxy\u7c7b\u53ea\u8d1f\u8d23\u83b7\u53d6\u548c\u8bbe\u7f6e\u9879\u76ee\u540d\u79f0\uff08getReviewProjectName,setReviewProjectName\uff09\u7b49\u64cd\u4f5c\uff0c\u800c\u4ee3\u7406\u4eba\u89d2\u8272\u672c\u8eab\u5728\u8c03\u7528printReviewResult\u65f6\u4f1a\u751f\u6210\u548c\u8bbe\u7f6e\u771f\u6b63\u7684Manager\u7c7b\u3002<\/p>\n
                                      ManagerProxy\u30af\u30e9\u30b9<\/p>\n
                                      public<\/span> class<\/span> ManagerProxy<\/span> implements<\/span> Management<\/span> {<\/span>\r\n    private<\/span> String<\/span> projectName<\/span>;<\/span>\r\n    private<\/span> Manager<\/span> real<\/span>;<\/span>\r\n\r\n    public<\/span> ManagerProxy<\/span>()<\/span> {<\/span>\r\n        this<\/span>.<\/span>projectName<\/span> =<\/span> \"\u7121\u984c\u306e\u6848\u4ef6\"<\/span>;<\/span>\r\n    }<\/span>\r\n\r\n    public<\/span> ManagerProxy<\/span>(<\/span>String<\/span> projectName<\/span>)<\/span> {<\/span>\r\n        this<\/span>.<\/span>projectName<\/span> =<\/span> projectName<\/span>;<\/span>\r\n    }<\/span>\r\n\r\n    @Override<\/span>\r\n    public<\/span> synchronized<\/span> void<\/span> setReviewProjectName<\/span>(<\/span>String<\/span> projectName<\/span>)<\/span> {<\/span>\r\n        \/\/ 1.\u672c\u4eba\u5f79\u304c\u751f\u6210\u30fb\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308c\u3070\u672c\u4eba\u5f79\u306b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d\u3092\u8a2d\u5b9a\u3059\u308b\u3002<\/span>\r\n        if<\/span> (<\/span>real<\/span> !=<\/span> null<\/span>)<\/span> {<\/span>\r\n            real<\/span>.<\/span>setReviewProjectName<\/span>(<\/span>projectName<\/span>);<\/span>\r\n        }<\/span>\r\n        \/\/ 1.\u672c\u4eba\u5f79\u304c\u751f\u6210\u30fb\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3051\u308c\u3070\u4ee3\u7406\u4eba\u5f79\u306b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d\u3092\u8a2d\u5b9a\u3059\u308b\u3002<\/span>\r\n        this<\/span>.<\/span>projectName<\/span> =<\/span> projectName<\/span>;<\/span>\r\n    }<\/span>\r\n\r\n    @Override<\/span>\r\n    public<\/span> String<\/span> getReviewProjectName<\/span>()<\/span> {<\/span>\r\n        return<\/span> projectName<\/span>;<\/span>\r\n    }<\/span>\r\n\r\n    @Override<\/span>\r\n    public<\/span> void<\/span> printReviewResult<\/span>()<\/span> {<\/span>\r\n        realize<\/span>();<\/span>\r\n        real<\/span>.<\/span>printReviewResult<\/span>();<\/span>\r\n    }<\/span>\r\n\r\n    private<\/span> synchronized<\/span> void<\/span> realize<\/span>()<\/span> {<\/span>\/\/ 2.\u672c\u4eba\u5f79\u304c\u751f\u6210\u30fb\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u306b\u672c\u4eba\u5f79\u3092\u751f\u6210\u30fb\u8a2d\u5b9a\u3059\u308b<\/span>\r\n        if<\/span> (<\/span>real<\/span> ==<\/span> null<\/span>)<\/span> {<\/span>\r\n            real<\/span> =<\/span> new<\/span> Manager<\/span>(<\/span>projectName<\/span>);<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                                      ManagerProxy\u7c7b\u662fManager\u7c7b\u7684\u4ee3\u7406\u7c7b\u3002
                                      \n\u91cd\u70b9\u5728\u4e8e\u4ee5\u4e0b\u4e24\u70b9\uff1a
                                      \n1. \u91cd\u5199\u4e86setReviewProjectName\u65b9\u6cd5\u3002
                                      \n2. \u5728printReviewResult\u65b9\u6cd5\u5185\u8c03\u7528\u4e86realize\u65b9\u6cd5\u540e\uff0c\u518d\u8c03\u7528\u4e86\u672c\u8eab\u7684printReviewResult\u65b9\u6cd5\u3002<\/p>\n
                                      1. \u5f53\u8c03\u7528setReviewProjectName\u65f6\uff0c\u5982\u679c\u672c\u4eba\u89d2\u8272\u7684Manager\u7c7b\u6ca1\u6709\u8bbe\u7f6e\u6216\u751f\u6210\uff0c\u90a3\u4e48\u4ee3\u7406\u4eba\u89d2\u8272\u7684ManagerProxy\u5c06\u4f1a\u8bbe\u7f6eprojectName\u7684\u503c\u3002\u6b64\u65f6\uff0c\u53ef\u4ee5\u8bf4\u672c\u4eba\u89d2\u8272\u7684Manager\u7c7b\u6ca1\u6709\u88ab\u751f\u6210\uff0c\u800c\u662f\u7531\u4ee3\u7406\u4eba\u89d2\u8272\u7684ManagerProxy\u4ee3\u66ff\u8fdb\u884c\u5904\u7406\u3002<\/p>\n
                                      2. \u7531\u4e8eprintReviewResult\u65b9\u6cd5\u5bf9\u4e8e\u4ee3\u7406\u4eba\u89d2\u8272\u6765\u8bf4\u662f\u65e0\u6cd5\u5904\u7406\u7684\uff0c\u6240\u4ee5\u5728\u672c\u4eba\u89d2\u8272\u7684Manager\u7c7b\u6ca1\u6709\u88ab\u751f\u6210\u6216\u8bbe\u7f6e\u7684\u60c5\u51b5\u4e0b\uff0c\u4f1a\u8fdb\u884c\u751f\u6210\u548c\u8bbe\u7f6e\u3002<\/p>\n
                                      \u6267\u884c\u7c7b<\/h3>\n
                                        Client\u30af\u30e9\u30b9<\/ul>\n
                                        public<\/span> class<\/span> Client<\/span> {<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n        Management<\/span> m1<\/span> =<\/span> new<\/span> ManagerProxy<\/span>(<\/span>\"A\u6848\u4ef6\"<\/span>);<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u30d7\u30ed\u30b8\u30a7\u30af\u30c8Rv\u3092\u958b\u59cb\u3057\u307e\u3059\u3002\"<\/span>);<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"Rv\u4e2d\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306f\"<\/span> +<\/span> m1<\/span>.<\/span>getReviewProjectName<\/span>()<\/span> +<\/span> \"\u3067\u3059\u3002\"<\/span>);<\/span>\r\n        m1<\/span>.<\/span>setReviewProjectName<\/span>(<\/span>\"B\u6848\u4ef6\"<\/span>);<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"Rv\u4e2d\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306f\"<\/span> +<\/span> m1<\/span>.<\/span>getReviewProjectName<\/span>()<\/span> +<\/span> \"\u3067\u3059\u3002\"<\/span>);<\/span>\r\n        m1<\/span>.<\/span>printReviewResult<\/span>();<\/span>\r\n\r\n        Management<\/span> m2<\/span> =<\/span> new<\/span> ManagerProxy<\/span>();<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u30d7\u30ed\u30b8\u30a7\u30af\u30c8Rv\u3092\u958b\u59cb\u3057\u307e\u3059\u3002\"<\/span>);<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"Rv\u4e2d\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306f\"<\/span> +<\/span> m2<\/span>.<\/span>getReviewProjectName<\/span>()<\/span> +<\/span> \"\u3067\u3059\u3002\"<\/span>);<\/span>\r\n        m2<\/span>.<\/span>setReviewProjectName<\/span>(<\/span>\"C\u6848\u4ef6\"<\/span>);<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"Rv\u4e2d\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306f\"<\/span> +<\/span> m2<\/span>.<\/span>getReviewProjectName<\/span>()<\/span> +<\/span> \"\u3067\u3059\u3002\"<\/span>);<\/span>\r\n        m2<\/span>.<\/span>printReviewResult<\/span>();<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                                        \u6211\u6b63\u5728\u521b\u5efaManagerProxy\u7c7b\u7684\u5b9e\u4f8b\u5e76\u8bbe\u7f6e\u540d\u79f0\u83b7\u53d6\u3002\u7136\u540e\uff0c\u901a\u8fc7\u8c03\u7528printReviewResult\u65b9\u6cd5\uff0c\u6211\u521b\u5efa\u4e86Manager\u7c7b\u5b9e\u4f8b\uff0c\u4ee5\u6267\u884c\u5904\u7406\u3002<\/p>\n
                                        \u6267\u884c\u7ed3\u679c<\/h3>\n
                                        \u5728\u6267\u884cClient.java\u540e\u7684\u7ed3\u679c\u5982\u4e0b\u6240\u793a\u3002\u53ef\u4ee5\u770b\u51fa\uff0c\u5728\u6267\u884c\u91cd\u8981\u7684\u5904\u7406(heavyJob)\u4e4b\u540e\uff0c\u6839\u636e\u968f\u673a\u6570\u8f93\u51fa\u4e86\u968f\u673a\u7684Rv\u7ed3\u679c\u3002<\/p>\n
                                        \u30d7\u30ed\u30b8\u30a7\u30af\u30c8Rv\u3092\u958b\u59cb\u3057\u307e\u3059\u3002\r\nRv\u4e2d\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306fA\u6848\u4ef6\u3067\u3059\u3002\r\nRv\u4e2d\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306fB\u6848\u4ef6\u3067\u3059\u3002\r\nManagement\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9(B\u6848\u4ef6)\u3092\u751f\u6210\u3057\u3001Rv\u4e2d\u30fb\u30fb\u30fb\u30fb\u30fbRv\u5b8c\u4e86\u3002\r\n----------Rv\u7d50\u679c----------\r\nB\u6848\u4ef6\u306f\u5374\u4e0b\u3055\u308c\u307e\u3057\u305f\u3002\r\n\r\n\u30d7\u30ed\u30b8\u30a7\u30af\u30c8Rv\u3092\u958b\u59cb\u3057\u307e\u3059\u3002\r\nRv\u4e2d\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306f\u7121\u984c\u306e\u6848\u4ef6\u3067\u3059\u3002\r\nRv\u4e2d\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306fC\u6848\u4ef6\u3067\u3059\u3002\r\nManagement\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9(C\u6848\u4ef6)\u3092\u751f\u6210\u3057\u3001Rv\u4e2d\u30fb\u30fb\u30fb\u30fb\u30fbRv\u5b8c\u4e86\u3002\r\n----------Rv\u7d50\u679c----------\r\nC\u6848\u4ef6\u306f\u627f\u8a8d\u3055\u308c\u307e\u3057\u305f\u3002\r\n<\/code><\/pre>\n
                                        \u4f18\u70b9<\/h2>\n
                                        \u4ee3\u7406\u6a21\u5f0f\u7684\u597d\u5904\u5982\u4e0b\uff1a
                                        \n1. \u53ef\u4ee5\u7f29\u77ed\u521d\u59cb\u5316\u6240\u9700\u7684\u65f6\u95f4\uff0c\u63d0\u9ad8\u7528\u6237\u7684\u4fbf\u5229\u6027\u3002
                                        \n2. \u901a\u8fc7\u5c06\u4ee3\u7406\u5bf9\u8c61\u548c\u672c\u4f53\u5bf9\u8c61\u5206\u5f00\uff0c\u53ef\u4ee5\u5b9e\u73b0\u7ec4\u4ef6\u5316\u3002<\/p>\n
                                        \u603b\u7ed3<\/h1>\n
                                        \u76f4\u5230\u771f\u6b63\u9700\u8981\u65f6\uff0c\u6211\u4eec\u624d\u5b66\u4e60\u4e86\u4ee3\u7406\u6a21\u5f0f\uff0c\u8ba9\u4ee3\u7406\u4eba\u6765\u5904\u7406\u4e8b\u52a1\u800c\u4e0d\u662f\u672c\u4eba\u3002
                                        \n\u5982\u679c\u65b9\u4fbf\u7684\u8bdd\uff0c\u8bf7\u53c2\u8003\u4ee5\u4e0b\u63d0\u4f9b\u7684\u793a\u4f8b\u4ee3\u7801\u3002<\/p>\n
                                          Proxy\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9<\/ul>\n
                                          \u6b64\u5916\uff0c\u5173\u4e8e\u5176\u4ed6\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u6211\u4eec\u5728\u4e0b\u9762\u8fdb\u884c\u4e86\u603b\u7ed3\uff0c\u8bf7\u53c2\u8003\u3002<\/p>\n
                                            [\u968f\u6642\u66f4\u65b0]Java\u3067\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u307e\u3068\u3081<\/ul>\n
                                            \u8bf7\u67e5\u9605\u5f15\u7528\u8d44\u6599\u3002<\/h1>\n
                                              \u5897\u88dc\u6539\u8a02\u7248 Java\u8a00\u8a9e\u3067\u5b66\u3076\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u5165\u9580<\/ul>\n","protected":false},"excerpt":{"rendered":"
                                              \u9996\u5148 \u6211\u5c06\u603b\u7ed3\u6211\u5728\u9605\u8bfb\u300aJava\u8a00\u8a9e\u3067\u5b66\u3076\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u5165\u9580\u300b\u8fd9\u672c\u4ecb\u7ecdGoF\u8bbe\u8ba1\u6a21\u5f0f\u7684\u589e\u8865\u6539\u8ba2\u7248\u7684\u4e66\u4e2d\u5b66\u5230\u7684 […]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31648","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u4f7f\u7528Java\u7684\u4ee3\u7406\u6a21\u5f0f - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528java\u7684\u4ee3\u7406\u6a21\u5f0f\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4f7f\u7528Java\u7684\u4ee3\u7406\u6a21\u5f0f\" \/>\n<meta property=\"og:description\" content=\"\u9996\u5148 \u6211\u5c06\u603b\u7ed3\u6211\u5728\u9605\u8bfb\u300aJava\u8a00\u8a9e\u3067\u5b66\u3076\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u5165\u9580\u300b\u8fd9\u672c\u4ecb\u7ecdGoF\u8bbe\u8ba1\u6a21\u5f0f\u7684\u589e\u8865\u6539\u8ba2\u7248\u7684\u4e66\u4e2d\u5b66\u5230\u7684 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528java\u7684\u4ee3\u7406\u6a21\u5f0f\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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