{"id":196832,"date":"2024-11-14T02:53:18","date_gmt":"2024-11-13T18:53:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/196832\/"},"modified":"2024-11-14T02:53:19","modified_gmt":"2024-11-13T18:53:19","slug":"%e9%80%90%e8%a1%8c%e8%a7%a3%e8%ae%80hikari%e9%80%a3%e6%8e%a5%e6%b1%a0%e6%ba%90%e7%a2%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/196832\/","title":{"rendered":"\u9010\u884c\u89e3\u8b80Hikari\u9023\u63a5\u6c60\u6e90\u78bc"},"content":{"rendered":"<h1 id=\"%e9%80%90%e8%a1%8c%e8%a7%a3%e8%ae%80hikari%e9%80%a3%e6%8e%a5%e6%b1%a0%e6%ba%90%e7%a2%bc-FLEaadzETO\">\u9010\u884c\u89e3\u8b80Hikari\u9023\u63a5\u6c60\u6e90\u78bc<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684Java\u61c9\u7528\u7a0b\u5f0f\u4e2d\uff0c\u6578\u64da\u5eab\u9023\u63a5\u6c60\u662f\u63d0\u5347\u6027\u80fd\u548c\u8cc7\u6e90\u7ba1\u7406\u7684\u91cd\u8981\u7d44\u4ef6\u3002HikariCP\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9023\u63a5\u6c60\u5be6\u73fe\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u7c21\u6f54\u7684\u8a2d\u8a08\u800c\u53d7\u5230\u5ee3\u6cdb\u4f7f\u7528\u3002\u672c\u6587\u5c07\u9010\u884c\u89e3\u8b80Hikari\u9023\u63a5\u6c60\u7684\u6e90\u78bc\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6df1\u5165\u5730\u7406\u89e3\u5176\u904b\u4f5c\u539f\u7406\u3002<\/p>\n<h2 id=\"hikaricp%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%9e%b6%e6%a7%8b-FLEaadzETO\">HikariCP\u7684\u57fa\u672c\u67b6\u69cb<\/h2>\n<p>HikariCP\u7684\u8a2d\u8a08\u7406\u5ff5\u662f\u7c21\u55ae\u3001\u9ad8\u6548\u548c\u53ef\u64f4\u5c55\u3002\u5176\u6838\u5fc3\u7d44\u4ef6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>HikariDataSource<\/strong>\uff1a\u4e3b\u8981\u7684\u6578\u64da\u6e90\u5be6\u73fe\uff0c\u8ca0\u8cac\u7ba1\u7406\u9023\u63a5\u6c60\u7684\u751f\u547d\u9031\u671f\u3002<\/li>\n<li><strong>HikariPool<\/strong>\uff1a\u5be6\u969b\u7684\u9023\u63a5\u6c60\uff0c\u8ca0\u8cac\u5275\u5efa\u548c\u7ba1\u7406\u6578\u64da\u5eab\u9023\u63a5\u3002<\/li>\n<li><strong>ConnectionProxy<\/strong>\uff1a\u7528\u65bc\u5305\u88dd\u6578\u64da\u5eab\u9023\u63a5\uff0c\u63d0\u4f9b\u984d\u5916\u7684\u529f\u80fd\uff0c\u5982\u9023\u63a5\u7684\u76e3\u63a7\u548c\u7ba1\u7406\u3002<\/li>\n<\/ul>\n<h2 id=\"hikaridatasource%e7%9a%84%e5%af%a6%e7%8f%be-FLEaadzETO\">HikariDataSource\u7684\u5be6\u73fe<\/h2>\n<p>HikariDataSource\u662fHikariCP\u7684\u5165\u53e3\uff0c\u4ee5\u4e0b\u662f\u5176\u90e8\u5206\u6e90\u78bc\u7684\u89e3\u8b80\uff1a<\/p>\n<pre><code>public class HikariDataSource extends AbstractDataSource {\n    private final HikariPool pool;\n\n    public HikariDataSource(HikariConfig configuration) {\n        this.pool = new HikariPool(configuration);\n    }\n\n    @Override\n    public Connection getConnection() throws SQLException {\n        return pool.getConnection();\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0cHikariDataSource\u985e\u7e7c\u627f\u81eaAbstractDataSource\uff0c\u4e26\u5728\u69cb\u9020\u51fd\u6578\u4e2d\u521d\u59cb\u5316HikariPool\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4f7f\u5f97\u6578\u64da\u6e90\u7684\u4f7f\u7528\u8005\u53ef\u4ee5\u901a\u904eHikariDataSource\u7372\u53d6\u9023\u63a5\uff0c\u800c\u4e0d\u9700\u8981\u76f4\u63a5\u8207\u9023\u63a5\u6c60\u4ea4\u4e92\u3002<\/p>\n<h2 id=\"hikaripool%e7%9a%84%e6%a0%b8%e5%bf%83%e9%82%8f%e8%bc%af-FLEaadzETO\">HikariPool\u7684\u6838\u5fc3\u908f\u8f2f<\/h2>\n<p>HikariPool\u662fHikariCP\u7684\u6838\u5fc3\uff0c\u8ca0\u8cac\u9023\u63a5\u7684\u5275\u5efa\u548c\u7ba1\u7406\u3002\u4ee5\u4e0b\u662fHikariPool\u7684\u4e00\u90e8\u5206\u6e90\u78bc\uff1a<\/p>\n<pre><code>public class HikariPool {\n    private final BlockingQueue&lt;Connection&gt; connectionQueue;\n    private final List&lt;Connection&gt; connections;\n\n    public HikariPool(HikariConfig configuration) {\n        this.connectionQueue = new LinkedBlockingQueue&lt;&gt;(configuration.getMaximumPoolSize());\n        this.connections = new ArrayList&lt;&gt;();\n        initializePool(configuration);\n    }\n\n    private void initializePool(HikariConfig configuration) {\n        for (int i = 0; i &lt; configuration.getMinimumIdle(); i++) {\n            connections.add(createConnection());\n        }\n    }\n\n    public Connection getConnection() throws SQLException {\n        return connectionQueue.take();\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0cHikariPool\u4f7f\u7528\u4e86BlockingQueue\u4f86\u7ba1\u7406\u53ef\u7528\u7684\u9023\u63a5\uff0c\u4e26\u5728\u521d\u59cb\u5316\u6642\u5275\u5efa\u6700\u5c0f\u9592\u7f6e\u9023\u63a5\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u78ba\u4fdd\u4e86\u5728\u9ad8\u4f75\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u9023\u63a5\u7684\u7372\u53d6\u548c\u91cb\u653e\u90fd\u80fd\u5920\u9ad8\u6548\u9032\u884c\u3002<\/p>\n<h2 id=\"connectionproxy%e7%9a%84%e4%bd%9c%e7%94%a8-FLEaadzETO\">ConnectionProxy\u7684\u4f5c\u7528<\/h2>\n<p>ConnectionProxy\u7528\u65bc\u5305\u88dd\u5be6\u969b\u7684\u6578\u64da\u5eab\u9023\u63a5\uff0c\u63d0\u4f9b\u984d\u5916\u7684\u529f\u80fd\uff0c\u5982\u9023\u63a5\u7684\u76e3\u63a7\u548c\u7ba1\u7406\u3002\u4ee5\u4e0b\u662fConnectionProxy\u7684\u7c21\u55ae\u5be6\u73fe\uff1a<\/p>\n<pre><code>public class ConnectionProxy extends Connection {\n    private final Connection connection;\n\n    public ConnectionProxy(Connection connection) {\n        this.connection = connection;\n    }\n\n    @Override\n    public void close() throws SQLException {\n        \/\/ \u91cb\u653e\u9023\u63a5\u56de\u9023\u63a5\u6c60\n        connection.close();\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0cConnectionProxy\u91cd\u5beb\u4e86close\u65b9\u6cd5\uff0c\u78ba\u4fdd\u9023\u63a5\u5728\u95dc\u9589\u6642\u80fd\u5920\u88ab\u91cb\u653e\u56de\u9023\u63a5\u6c60\uff0c\u800c\u4e0d\u662f\u88ab\u771f\u6b63\u95dc\u9589\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u9023\u63a5\u7684\u91cd\u7528\u7387\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-FLEaadzETO\">\u7e3d\u7d50<\/h2>\n<p>HikariCP\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684Java\u9023\u63a5\u6c60\uff0c\u5176\u6e90\u78bc\u7684\u8a2d\u8a08\u5145\u5206\u9ad4\u73fe\u4e86\u7c21\u6f54\u548c\u9ad8\u6548\u7684\u7406\u5ff5\u3002\u901a\u904e\u5c0dHikariDataSource\u3001HikariPool\u548cConnectionProxy\u7684\u9010\u884c\u89e3\u8b80\uff0c\u6211\u5011\u53ef\u4ee5\u770b\u5230\u5176\u5728\u9023\u63a5\u7ba1\u7406\u4e0a\u7684\u7cbe\u5999\u4e4b\u8655\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u61c9\u7528\u4f86\u8aaa\uff0cHikariCP\u7121\u7591\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684Java\u61c9\u7528\uff0cServer.HK\u63d0\u4f9b\u4e86\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0c\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u60a8\u7684\u4f3a\u670d\u5668\u8cc7\u6e90\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9010\u884c\u89e3\u8b80Hikari\u9023\u63a5\u6c60\u6e90\u78bc\uff0c\u6df1\u5165\u5206\u6790\u5176\u8a2d\u8a08\u539f\u7406\u8207\u6027\u80fd\u512a\u5316\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u7406\u89e3\u9ad8\u6548\u6578\u64da\u5eab\u9023\u63a5\u7ba1\u7406\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-196832","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196832","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=196832"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196832\/revisions"}],"predecessor-version":[{"id":196833,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196832\/revisions\/196833"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=196832"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=196832"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=196832"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}