{"id":183266,"date":"2024-11-10T03:23:21","date_gmt":"2024-11-09T19:23:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/183266\/"},"modified":"2024-11-10T03:23:22","modified_gmt":"2024-11-09T19:23:22","slug":"%e5%af%a6%e7%8f%be%e9%ab%98%e6%95%88%e6%95%b8%e6%93%9a%e7%ae%a1%e8%b7%af%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e8%b7%af%e7%94%b1jar%e6%8a%80%e8%a1%93-%e6%95%b8%e6%93%9a%e5%ba%ab%e8%b7%af%e7%94%b1jar","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/183266\/","title":{"rendered":"\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u7ba1\u8def\u7684\u6578\u64da\u5eab\u8def\u7531jar\u6280\u8853 (\u6578\u64da\u5eab\u8def\u7531jar)"},"content":{"rendered":"<h1 id=\"%e5%af%a6%e7%8f%be%e9%ab%98%e6%95%88%e6%95%b8%e6%93%9a%e7%ae%a1%e8%b7%af%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e8%b7%af%e7%94%b1jar%e6%8a%80%e8%a1%93-%e6%95%b8%e6%93%9a%e5%ba%ab%e8%b7%af%e7%94%b1jar-VhPxwCeQxd\">\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u7ba1\u8def\u7684\u6578\u64da\u5eab\u8def\u7531jar\u6280\u8853 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id=\"%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ba%ab%e8%b7%af%e7%94%b1jar%e7%9a%84%e7%a4%ba%e4%be%8b-VhPxwCeQxd\">\u5be6\u73fe\u6578\u64da\u5eab\u8def\u7531jar\u7684\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Java\u4ee3\u78bc\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u6578\u64da\u5eab\u8def\u7531jar\u6280\u8853\u9032\u884c\u8acb\u6c42\u8def\u7531\uff1a<\/p>\n<pre><code>\npublic class DatabaseRouter {\n    private Map dataSources;\n\n    public DatabaseRouter() {\n        dataSources = new HashMap();\n        \/\/ \u521d\u59cb\u5316\u6578\u64da\u6e90\n        dataSources.put(\"read\", createReadDataSource());\n        dataSources.put(\"write\", createWriteDataSource());\n    }\n\n    public DataSource route(String requestType) {\n        return dataSources.get(requestType);\n    }\n\n    private DataSource createReadDataSource() {\n        \/\/ \u5275\u5efa\u8b80\u53d6\u6578\u64da\u6e90\n    }\n\n    private DataSource createWriteDataSource() {\n        \/\/ \u5275\u5efa\u5beb\u5165\u6578\u64da\u6e90\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-VhPxwCeQxd\">\u7d50\u8ad6<\/h2>\n<p>\u6578\u64da\u5eab\u8def\u7531jar\u6280\u8853\u70ba\u4f01\u696d\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u8def\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u5728\u591a\u6578\u64da\u5eab\u74b0\u5883\u4e2d\u5be6\u73fe\u6700\u4f73\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\u548c\u61c9\u7528\u9700\u6c42\u7684\u8b8a\u5316\uff0c\u9019\u7a2e\u6280\u8853\u5c07\u5728\u672a\u4f86\u7684\u6578\u64da\u7ba1\u7406\u4e2d\u626e\u6f14\u8d8a\u4f86\u8d8a\u91cd\u8981\u7684\u89d2\u8272\u3002\u5c0d\u65bc\u5e0c\u671b\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u8003\u616e\u5be6\u65bd\u6578\u64da\u5eab\u8def\u7531jar\u6280\u8853\u662f\u4e00\u500b\u660e\u667a\u7684\u9078\u64c7\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a 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