{"id":61957,"date":"2024-10-13T15:03:17","date_gmt":"2024-10-13T07:03:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61957\/"},"modified":"2024-10-13T15:03:17","modified_gmt":"2024-10-13T07:03:17","slug":"java%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84url%ef%bc%9a%e8%bc%95%e9%ac%86%e6%8c%87%e5%8d%97-java%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84url","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61957\/","title":{"rendered":"Java\u9023\u63a5\u6578\u64da\u5eab\u7684URL\uff1a\u8f15\u9b06\u6307\u5357 (java\u9023\u63a5\u6578\u64da\u5eab\u7684url)"},"content":{"rendered":"<h1 id=\"java%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84url%ef%bc%9a%e8%bc%95%e9%ac%86%e6%8c%87%e5%8d%97-qsVPaLAkJv\">Java\u9023\u63a5\u6578\u64da\u5eab\u7684URL\uff1a\u8f15\u9b06\u6307\u5357<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u8edf\u4ef6\u958b\u767c\u4e2d\uff0cJava\u4f5c\u70ba\u4e00\u7a2e\u5ee3\u6cdb\u4f7f\u7528\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u7d93\u5e38\u88ab\u7528\u4f86\u958b\u767c\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\uff0c\u5176\u4e2d\u5305\u62ec\u9700\u8981\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u7684\u61c9\u7528\u3002\u8981\u5be6\u73fe\u9019\u4e00\u9ede\uff0c\u958b\u767c\u8005\u9700\u8981\u4e86\u89e3\u5982\u4f55\u6b63\u78ba\u5730\u69cb\u5efaJava\u9023\u63a5\u6578\u64da\u5eab\u7684URL\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eJava\u9023\u63a5\u6578\u64da\u5eab\u7684URL\u683c\u5f0f\u3001\u5e38\u898b\u7684\u6578\u64da\u5eab\u985e\u578b\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u9019\u4e9bURL\u9032\u884c\u9023\u63a5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5url%ef%bc%9f-qsVPaLAkJv\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u9023\u63a5URL\uff1f<\/h2>\n<p>\u6578\u64da\u5eab\u9023\u63a5URL\u662f\u4e00\u500b\u5b57\u7b26\u4e32\uff0c\u7528\u65bc\u6307\u5b9aJava\u61c9\u7528\u7a0b\u5e8f\u5982\u4f55\u9023\u63a5\u5230\u7279\u5b9a\u7684\u6578\u64da\u5eab\u3002\u9019\u500bURL\u5305\u542b\u4e86\u6578\u64da\u5eab\u7684\u985e\u578b\u3001\u4f4d\u7f6e\u3001\u7aef\u53e3\u865f\u3001\u6578\u64da\u5eab\u540d\u7a31\u4ee5\u53ca\u7528\u6236\u540d\u548c\u5bc6\u78bc\u7b49\u4fe1\u606f\u3002\u6b63\u78ba\u7684URL\u683c\u5f0f\u5c0d\u65bc\u6210\u529f\u9023\u63a5\u6578\u64da\u5eab\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h2 id=\"java%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5url%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a0%bc%e5%bc%8f-qsVPaLAkJv\">Java\u6578\u64da\u5eab\u9023\u63a5URL\u7684\u57fa\u672c\u683c\u5f0f<\/h2>\n<p>Java\u6578\u64da\u5eab\u9023\u63a5URL\u7684\u57fa\u672c\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n<pre><code>jdbc:subprotocol:subname<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<code>subprotocol<\/code>\u8868\u793a\u6578\u64da\u5eab\u7684\u985e\u578b\uff08\u4f8b\u5982\uff0cmysql\u3001postgresql\u7b49\uff09\uff0c\u800c<code>subname<\/code>\u5247\u5305\u542b\u4e86\u6578\u64da\u5eab\u7684\u5177\u9ad4\u4f4d\u7f6e\u548c\u5176\u4ed6\u9023\u63a5\u53c3\u6578\u3002<\/p>\n<h3 id=\"%e5%b8%b8%e8%a6%8b%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5url%e7%a4%ba%e4%be%8b-qsVPaLAkJv\">\u5e38\u898b\u7684\u6578\u64da\u5eab\u9023\u63a5URL\u793a\u4f8b<\/h3>\n<ul>\n<li><strong>MySQL<\/strong>:<\/li>\n<pre><code>jdbc:mysql:\/\/localhost:3306\/mydatabase?user=myuser&amp;password=mypassword<\/code><\/pre>\n<li><strong>PostgreSQL<\/strong>:<\/li>\n<pre><code>jdbc:postgresql:\/\/localhost:5432\/mydatabase?user=myuser&amp;password=mypassword<\/code><\/pre>\n<li><strong>Oracle<\/strong>:<\/li>\n<pre><code>jdbc:oracle:thin:@localhost:1521:mydatabase<\/code><\/pre>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%a7%8b%e5%bb%bajava%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5url-qsVPaLAkJv\">\u5982\u4f55\u69cb\u5efaJava\u6578\u64da\u5eab\u9023\u63a5URL<\/h2>\n<p>\u5728\u69cb\u5efaJava\u6578\u64da\u5eab\u9023\u63a5URL\u6642\uff0c\u958b\u767c\u8005\u9700\u8981\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u8981\u7d20\uff1a<\/p>\n<h3 id=\"1-%e6%95%b8%e6%93%9a%e5%ba%ab%e9%a1%9e%e5%9e%8b-qsVPaLAkJv\">1. \u6578\u64da\u5eab\u985e\u578b<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u5b9a\u4f60\u8981\u9023\u63a5\u7684\u6578\u64da\u5eab\u985e\u578b\uff0c\u9019\u5c07\u6c7a\u5b9a<code>subprotocol<\/code>\u7684\u503c\u3002<\/p>\n<h3 id=\"2-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bd%8d%e7%bd%ae-qsVPaLAkJv\">2. \u6578\u64da\u5eab\u4f4d\u7f6e<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6307\u5b9a\u6578\u64da\u5eab\u7684\u4e3b\u6a5f\u540d\u6216IP\u5730\u5740\u3002\u5982\u679c\u6578\u64da\u5eab\u904b\u884c\u5728\u672c\u5730\u6a5f\u5668\u4e0a\uff0c\u53ef\u4ee5\u4f7f\u7528<code>localhost<\/code>\u3002<\/p>\n<h3 id=\"3-%e7%ab%af%e5%8f%a3%e8%99%9f-qsVPaLAkJv\">3. \u7aef\u53e3\u865f<\/h3>\n<p>\u6bcf\u7a2e\u6578\u64da\u5eab\u90fd\u6709\u5176\u9ed8\u8a8d\u7684\u7aef\u53e3\u865f\uff0c\u4f8b\u5982MySQL\u7684\u9ed8\u8a8d\u7aef\u53e3\u662f3306\uff0cPostgreSQL\u662f5432\u3002\u78ba\u4fdd\u4f7f\u7528\u6b63\u78ba\u7684\u7aef\u53e3\u865f\u3002<\/p>\n<h3 id=\"4-%e6%95%b8%e6%93%9a%e5%ba%ab%e5%90%8d%e7%a8%b1-qsVPaLAkJv\">4. \u6578\u64da\u5eab\u540d\u7a31<\/h3>\n<p>\u5728URL\u4e2d\u6307\u5b9a\u8981\u9023\u63a5\u7684\u6578\u64da\u5eab\u540d\u7a31\u3002<\/p>\n<h3 id=\"5-%e7%94%a8%e6%88%b6%e5%90%8d%e5%92%8c%e5%af%86%e7%a2%bc-qsVPaLAkJv\">5. \u7528\u6236\u540d\u548c\u5bc6\u78bc<\/h3>\n<p>\u6700\u5f8c\uff0c\u63d0\u4f9b\u7528\u65bc\u9023\u63a5\u6578\u64da\u5eab\u7684\u7528\u6236\u540d\u548c\u5bc6\u78bc\u3002\u9019\u4e9b\u4fe1\u606f\u901a\u5e38\u4f5c\u70baURL\u7684\u67e5\u8a62\u53c3\u6578\u63d0\u4f9b\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8java%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-qsVPaLAkJv\">\u4f7f\u7528Java\u9023\u63a5\u6578\u64da\u5eab\u7684\u793a\u4f8b\u4ee3\u78bc<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Java\u9023\u63a5MySQL\u6578\u64da\u5eab\u7684\u7c21\u55ae\u793a\u4f8b\uff1a<\/p>\n<pre><code>import java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.SQLException;\n\npublic class DatabaseConnection {\n    public static void main(String[] args) {\n        String url = \"jdbc:mysql:\/\/localhost:3306\/mydatabase?user=myuser&amp;password=mypassword\";\n        Connection connection = null;\n\n        try {\n            connection = DriverManager.getConnection(url);\n            System.out.println(\"\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\uff01\");\n        } catch (SQLException e) {\n            System.out.println(\"\u9023\u63a5\u5931\u6557\uff1a\" + e.getMessage());\n        } finally {\n            try {\n                if (connection != null) {\n                    connection.close();\n                }\n            } catch (SQLException e) {\n                e.printStackTrace();\n            }\n        }\n    }\n}<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qsVPaLAkJv\">\u7e3d\u7d50<\/h2>\n<p>\u4e86\u89e3Java\u9023\u63a5\u6578\u64da\u5eab\u7684URL\u683c\u5f0f\u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u6b63\u78ba\u7684URL\u4e0d\u50c5\u80fd\u5920\u5e6b\u52a9\u4f60\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\uff0c\u9084\u80fd\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002\u7121\u8ad6\u4f60\u662f\u4f7f\u7528MySQL\u3001PostgreSQL\u9084\u662fOracle\uff0c\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u77e5\u8b58\u90fd\u5c07\u4f7f\u4f60\u5728\u958b\u767c\u904e\u7a0b\u4e2d\u53d7\u76ca\u532a\u6dfa\u3002<\/p>\n<p>\u5982\u679c\u4f60\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u4f60\u7684Java\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u4f60\u8f15\u9b06\u7ba1\u7406\u548c\u64f4\u5c55\u4f60\u7684\u670d\u52d9\u5668\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u4f7f\u7528Java\u9023\u63a5\u6578\u64da\u5eab\u7684URL\uff0c\u63d0\u4f9b\u7c21\u55ae\u6613\u61c2\u7684\u6b65\u9a5f\u548c\u7bc4\u4f8b\uff0c\u52a9\u4f60\u8f15\u9b06\u638c\u63e1\u6578\u64da\u5eab\u9023\u63a5\u6280\u5de7\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-61957","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61957","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=61957"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61957\/revisions"}],"predecessor-version":[{"id":61958,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61957\/revisions\/61958"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61957"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61957"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61957"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}