{"id":3674,"date":"2019-01-04T13:33:15","date_gmt":"2019-01-04T05:33:15","guid":{"rendered":"http:\/\/www.xttblog.com\/?p=3674"},"modified":"2019-01-04T13:33:15","modified_gmt":"2019-01-04T05:33:15","slug":"%e6%a8%a1%e6%9d%bf%e6%96%b9%e6%b3%95%e6%a8%a1%e5%bc%8f%e5%9c%a8%e7%94%b5%e5%95%86%e9%a1%b9%e7%9b%ae%e4%b8%ad%e7%9a%84%e5%ae%9e%e9%99%85%e4%bd%bf%e7%94%a8%e5%9c%ba%e6%99%af%e5%88%86%e4%ba%ab","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=3674","title":{"rendered":"\u6a21\u677f\u65b9\u6cd5\u6a21\u5f0f\u5728\u7535\u5546\u9879\u76ee\u4e2d\u7684\u5b9e\u9645\u4f7f\u7528\u573a\u666f\u5206\u4eab"},"content":{"rendered":"<p>\n\t\u8fd8\u662f\u90a3\u53e5\u8bdd\uff0c\u7f51\u4e0a\u6709\u5927\u91cf\u7684\u8bbe\u8ba1\u6a21\u5f0f\u7684\u6587\u7ae0\uff0c\u4ed6\u4eec\u5199\u7684\u90fd\u975e\u5e38\u7684\u597d\uff0c\u6211\u4e5f\u80fd\u770b\u61c2\uff0c\u4f46\u662f\u6211\u5728\u5b9e\u9645\u7684\u9879\u76ee\u4e2d\u7528\u4e0d\u51fa\u6765\u3002\n<\/p>\n<p>\n\t\u4f60\u8bf4\u5947\u602a\u4e0d\uff0c\u6211\u4f1a\uff0c\u6211\u61c2\uff0c\u4f46\u662f\u6211\u4e0d\u4f1a\u7528\u3002\u9762\u8bd5\u56de\u7b54\u6211\u90fd 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\/>\n<\/p>\n<p>\n\t\u7b80\u5355\u5427\uff0c\u786e\u5b9e\u592a\u7b80\u5355\u4e86\u3002\u4e0b\u9762\u6211\u4eec\u8bf4\u4e00\u8bf4\u6211\u4eec\u7535\u5546\u7cfb\u7edf\u5bf9\u6a21\u677f\u65b9\u6cd5\u7684\u4f7f\u7528\u3002\n<\/p>\n<p>\n\t\u6211\u4eec\u516c\u53f8\uff0c\u6709\u975e\u5e38\u591a\u7684\u5b50\u516c\u53f8\uff0c\u6709\u7ebf\u4e0a\u7535\u5546\uff0c\u8fd8\u6709\u7ebf\u4e0b\u5b9e\u4f53\u5e97\u3002\u6bcf\u4e2a\u516c\u53f8\u6bcf\u4e2a\u6708\u90fd\u8981\u4e0b\u8f7d\u4e00\u4e9b\u62a5\u8868\uff0c\u6216\u8005\u6253\u5370\u5408\u540c\u7b49\u4e4b\u7c7b\u7684\u9700\u6c42\u3002\u516c\u53f8\u8981\u6c42\uff0c\u6bcf\u6b21\u6253\u5370\u5408\u540c\u6216\u8005\u4e0b\u8f7d\u62a5\u8868\uff0c\u8868\u5934\u8868\u5c3e\u90fd\u8981\u6709\u5bf9\u5e94\u7684\u6c34\u5370\u548c\u516c\u53f8\u5bf9\u5e94\u7684\u62ac\u5934\u3002\u8fd9\u91cc\u6211\u4eec\u5c31\u7528\u5230\u4e86\u6a21\u677f\u65b9\u6cd5\u6a21\u5f0f\uff0c\u9488\u5bf9\u8fd9\u4e2a\u4f7f\u7528\u573a\u666f\uff0c\u6211\u4eec\u62bd\u8c61\u4e00\u4e0b\uff0c\u5b9e\u73b0\u4ee3\u7801\u5927\u81f4\u5982\u4e0b\uff1a\n<\/p>\n<pre class=\"brush:java;\">\r\npublic abstract class XttblogReport {\r\n    public void print() {\r\n        printTitle();\r\n        printBody();\r\n        printTail();\r\n        printWatermark();\r\n    }\r\n    \/\/\u6253\u5370\u8868\u5934\r\n    public abstract void printTitle();\r\n    \/\/\u6253\u5370\u6b63\u6587\r\n    public abstract void printBody();\r\n    \/\/\u6253\u5370\u8868\u5c3e\r\n    public abstract void printTail();\r\n    \/\/\u6253\u5370\u6c34\u5370\r\n    public abstract void printWatermark();\r\n}<\/pre>\n<p>\n\tA \u516c\u53f8\u7684\u5b9e\u73b0\uff1a\n<\/p>\n<pre class=\"brush:java;\">\r\n\/\/ A \u516c\u53f8\u62a5\u8868\r\npublic class AReportImpl extends XttblogReport {\r\n     \/\/\u6253\u5370\u8868\u5934\r\n    public void printTitle() {\r\n        System.out.println(&quot;\u6253\u5370A\u8868\u5934&quot;);\r\n    }\r\n    \/\/\u6253\u5370\u6b63\u6587\r\n    public void printBody() {\r\n        System.out.println(&quot;\u6253\u5370A\u6b63\u6587&quot;);\r\n    }\r\n    \/\/\u6253\u5370\u8868\u5c3e\r\n    public void printTail() {\r\n        System.out.println(&quot;\u6253\u5370A\u8868\u5c3e&quot;);\r\n    }\r\n    \/\/\u6253\u5370\u6c34\u5370\r\n    public void printWatermark() {\r\n        System.out.println(&quot;\u6253\u5370A\u6c34\u5370&quot;);\r\n    }\r\n}<\/pre>\n<p>\n\tB \u516c\u53f8\u7684\u62a5\u8868\u5b9e\u73b0\uff1a\n<\/p>\n<pre class=\"brush:java;\">\r\n\/\/ B \u516c\u53f8\u62a5\u8868\r\npublic class BReportImpl extends XttblogReport {\r\n     \/\/\u6253\u5370\u8868\u5934\r\n    public void printTitle() {\r\n        System.out.println(&quot;\u6253\u5370B\u8868\u5934\uff0c\u5b57\u4f53 B\uff0c\u5927\u5c0f B\uff0c\u56fe\u6807 B ...... \u4e2a\u6027\u5316&quot;);\r\n    }\r\n    \/\/\u6253\u5370\u6b63\u6587\r\n    public void printBody() {\r\n        System.out.println(&quot;\u6253\u5370B\u4e2a\u6027\u5316\u6b63\u6587&quot;);\r\n    }\r\n    \/\/\u6253\u5370\u8868\u5c3e\r\n    public void printTail() {\r\n        System.out.println(&quot;\u6253\u5370B\u4e2a\u6027\u5316\u8868\u5c3e&quot;);\r\n    }\r\n    \/\/\u6253\u5370\u6c34\u5370\r\n    public void printWatermark() {\r\n        System.out.println(&quot;\u6253\u5370B\u4e2a\u6027\u5316\u6c34\u5370&quot;);\r\n    }\r\n}<\/pre>\n<p>\n\t\u8c03\u7528\u5b9e\u4f8b\u5982\u4e0b\uff1a\n<\/p>\n<pre class=\"brush:java;\">\r\npublic static void main(String[] argv) {\r\n    XttblogReport report = new BReportImpl();\r\n    report.print();\r\n}<\/pre>\n<p>\n\t\u7b80\u5355\u5427\uff0c\u6a21\u7248\u65b9\u6cd5\u975e\u5e38\u7684\u7b80\u5355\uff01\n<\/p>\n<p>\n\t\u9664\u4e86\u6211\u4e0a\u8fd9\u4e2a\u4f8b\u5b50\uff0cJDK \u4e2d\u4e5f\u6709\u6a21\u677f\u65b9\u6cd5\u7684\u8eab\u5f71\uff0c\u6bd4\u5982\uff1aAbstractQueuedSynchronizer\u3001\u591a\u7ebf\u7a0b AQS \u7684\u5b9e\u73b0\u3002Dubbo \u4e2d\u4e5f\u6709\u6a21\u677f\u65b9\u6cd5\u7684\u4f7f\u7528\uff0c\u6bd4\u5982\uff1aDubbo \u4e2d\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\u7684\u5b9e\u73b0\u3002SpringBatch \u4e2d\u4e5f\u6709\uff0c\u5982\u679c\u4f60\u7528\u8fc7\u8fd9\u4e2a\u6846\u67b6\u7684\u8bdd\uff01tomcat \u7684 LifecycleBase \u4e5f\u662f\u6a21\u677f\u65b9\u6cd5\u6a21\u5f0f\uff0cSpring \u4e2d\u7684 JdbcTemplate\u3002\n<\/p>\n<p>\n\t\u6a21\u677f\u6a21\u5f0f\u662f\u4e00\u79cd\u884c\u4e3a\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u5b83\u7684\u5b9e\u73b0\u601d\u8def\u662f\uff0c\u521b\u5efa\u4e00\u4e2a\u6869\u65b9\u6cd5\uff0c\u5e76\u4e14\u5b9a\u4e49\u4e00\u4e9b\u6b65\u9aa4\u8ba9\u5b50\u7c7b\u6765\u5b9e\u73b0\u3002\u6a21\u677f\u65b9\u6cd5\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7b97\u6cd5\u7684\u6267\u884c\u6b65\u9aa4\uff0c\u6216\u8005\u8bf4\u80fd\u591f\u63d0\u4f9b\u4e00\u79cd\u9ed8\u8ba4\u7684\u5b9e\u73b0\uff0c\u8fd9\u79cd\u5b9e\u73b0\u6982\u62ec\u4e00\u90e8\u5206\u5b50\u7c7b\u6216\u8005\u5168\u90e8\u5b50\u7c7b\u7684\u5171\u540c\u90e8\u5206\u3002\n<\/p>\n<h2>\n\t\u603b\u7ed3<br \/>\n<\/h2>\n<ul>\n<li>\n<p>\n\t\t\t\u6a21\u677f\u65b9\u6cd5\u5e94\u8be5\u662f\u7531\u786e\u5b9a\u7684\u6b65\u9aa4\u7ec4\u6210\u3002\u8fd9\u4e9b\u6b65\u9aa4\u7684\u987a\u5e8f\u662f\u56fa\u5b9a\u7684\u3002\u57fa\u7c7b\u4e0e\u5b50\u7c7b\u4e4b\u95f4\u67d0\u4e9b\u65b9\u6cd5\u6216\u8005\u5b9e\u73b0\u53ef\u4ee5\u6709\u6240\u4e0d\u540c\u3002\u6a21\u677f\u65b9\u6cd5\u5e94\u8be5\u662f final \u7684\u3002\n\t\t<\/p>\n<\/li>\n<li>\n<p>\n\t\t\t\u5927\u591a\u65f6\u5019\uff0c\u5b50\u7c7b\u7684\u8c03\u7528\u7684\u65b9\u6cd5\u662f\u6765\u81ea\u4e8e\u8d85\u7c7b\u3002\u4f46\u662f\u5728\u6a21\u677f\u6a21\u5f0f\u4e2d\uff0c\u8d85\u7c7b\u7684\u6a21\u677f\u65b9\u6cd5\u8c03\u7528\u7684\u65b9\u6cd5\u5374\u6765\u81f3\u4e8e\u5b50\u7c7b\uff0c\u8fd9\u5c31\u662f\u8457\u540d\u7684Hollywood\u539f\u5219-&ldquo;don&rsquo;t call us, we&rsquo;ll call you&rdquo;\u3002\n\t\t<\/p>\n<\/li>\n<li>\n<p>\n\t\t\t\u57fa\u7c7b\u65b9\u6cd5\u7684\u9ed8\u8ba4\u5b9e\u73b0\u88ab\u9000\u5316\u4e3a\u94a9\u5b50 Hooks \u7684\u6982\u5ff5\uff0c\u4ed6\u4eec\u88ab\u8bbe\u8ba1\u5728\u5b50\u7c7b\u4e2d\u88ab\u91cd\u5199\uff0c\u5982\u679c\u4f60\u671f\u671b\u4e00\u4e9b\u65b9\u6cd5\u5728\u5b50\u7c7b\u4e2d\u4e0d\u88ab\u91cd\u5199\uff0c\u4f60\u53ef\u4ee5\u8ba9\u4ed6\u4eec\u4e3a final\u3002\n\t\t<\/p>\n<\/li>\n<\/ul>\n<p>\n\t\u770b\u5427\uff0c\u6a21\u677f\u65b9\u6cd5\u6a21\u5f0f\u662f\u5982\u6b64\u7684\u7b80\u5355\uff0c\u559c\u6b22\u5927\u5bb6\u90fd\u4f1a\u7528\u5b83\uff01<\/p>\n<!-- <audio autoplay=\"autoplay\" height=\"100\" width=\"100\" hidden=\"true\"><source src=\"https:\/\/c.coka.la\/orAvPR.mp3\" type=\"audio\/mp3\"\/><\/audio><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/ws3.sinaimg.cn\/large\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/> --><p><!-- <img decoding=\"async\" src=\"https:\/\/raw.githubusercontent.com\/xmt1139057136\/xttblog\/master\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/>--><img decoding=\"async\" src=\"https:\/\/saas.51autoparts.cn\/api\/admin\/sys-file\/oss\/file?fileName=84db51f8561e448f9a4fda2eff0811f9.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/><\/p><p>\u6700\u540e\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u4e2a\u4eba\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4e1a\u4f59\u8349\uff08yyucao\uff09\uff01<b>\u53ef\u52a0\u4f5c\u8005\u5fae\u4fe1\u53f7\uff1a<font 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=3674\">\u6a21\u677f\u65b9\u6cd5\u6a21\u5f0f\u5728\u7535\u5546\u9879\u76ee\u4e2d\u7684\u5b9e\u9645\u4f7f\u7528\u573a\u666f\u5206\u4eab<\/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":[391,473,326,1867,1143],"class_list":["post-3674","post","type-post","status-publish","format-standard","hentry","category-java","tag-mysql","tag-rest","tag-326","tag-1867","tag-1143"],"_links":{"self":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/3674","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=3674"}],"version-history":[{"count":1,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/3674\/revisions"}],"predecessor-version":[{"id":3675,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/3674\/revisions\/3675"}],"wp:attachment":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3674"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3674"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3674"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}