{"id":1361,"date":"2022-11-01T22:53:53","date_gmt":"2022-11-01T14:53:53","guid":{"rendered":"https:\/\/qaqaq.top\/?p=1361"},"modified":"2022-11-27T12:39:45","modified_gmt":"2022-11-27T04:39:45","slug":"io%e6%b5%81%e4%b8%8e%e7%bd%91%e7%bb%9c%e7%bc%96%e7%a8%8b-url%e7%b1%bb%e7%9a%84%e7%90%86%e8%a7%a3%e4%b8%8e%e5%ae%9e%e4%be%8b%e5%8c%96%e3%80%81url%e7%bd%91%e7%bb%9c%e7%bc%96%e7%a8%8b%e5%ae%9e%e7%8e%b0to","status":"publish","type":"post","link":"https:\/\/qaqaq.top\/?p=1361","title":{"rendered":"IO\u6d41\u4e0e\u7f51\u7edc\u7f16\u7a0b-URL\u7c7b\u7684\u7406\u89e3\u4e0e\u5b9e\u4f8b\u5316\u3001URL\u7f51\u7edc\u7f16\u7a0b\u5b9e\u73b0Tomcat\u670d\u52a1\u7aef\u6570\u636e\u4e0b\u8f7d"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>package top.qaqaq.java.P629;\r\n\r\nimport java.net.MalformedURLException;\r\nimport java.net.URL;\r\n\r\n\/**\r\n * URL\u7f51\u7edc\u7f16\u7a0b\r\n * 1. URL:\u7edf\u4e00\u8d44\u6e90\u5b9a\u4f4d\u7b26\uff0c\u5bf9\u5e94\u7740\u4e92\u8054\u7f51\u7684\u67d0\u4e00\u8d44\u6e90\u5730\u5740\r\n * 2. \u683c\u5f0f\uff1a\r\n *  http:\/\/localhost:8080\/examples\/beauty.jpg?username=Tom\r\n *      \u534f\u8bae  \u4e3b\u673a\u540d     \u7aef\u53e3\u53f7     \u8d44\u6e90\u5730\u5740    \u53c2\u6570\u5217\u8868\r\n *\r\n * @author RichieZhang\r\n * @create 2022-11-01 \u4e0a\u5348 10:59\r\n *\/\r\npublic class URLTest {\r\n\r\n    public static void main(String&#91;] args) {\r\n\r\n        try {\r\n            URL url = new URL(\"http:\/\/localhost:8080\/examples\/beauty.jpg?username=Tom\");\r\n\r\n\/\/            \uf0d8public String getProtocol( ) \u83b7\u53d6\u8be5URL\u7684\u534f\u8bae\u540d\r\n            System.out.println(url.getProtocol());\r\n\/\/            \uf0d8public String getHost( ) \u83b7\u53d6\u8be5URL\u7684\u4e3b\u673a\u540d\r\n            System.out.println(url.getHost());\r\n\/\/            \uf0d8public String getPort( ) \u83b7\u53d6\u8be5URL\u7684\u7aef\u53e3\u53f7\r\n            System.out.println(url.getPort());\r\n\/\/            \uf0d8public String getPath( ) \u83b7\u53d6\u8be5URL\u7684\u6587\u4ef6\u8def\u5f84\r\n            System.out.println(url.getPath());\r\n\/\/            \uf0d8public String getFile( ) \u83b7\u53d6\u8be5URL\u7684\u6587\u4ef6\u540d\r\n            System.out.println(url.getFile());\r\n\/\/            \uf0d8public String getQuery( ) \u83b7\u53d6\u8be5URL\u7684\u67e5\u8be2\u540d\r\n            System.out.println(url.getQuery());\r\n\r\n        } catch (MalformedURLException e) {\r\n            e.printStackTrace();\r\n        }\r\n    }\r\n}\r\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>package top.qaqaq.java.P629;\r\n\r\nimport java.io.FileOutputStream;\r\nimport java.io.IOException;\r\nimport java.io.InputStream;\r\nimport java.net.HttpURLConnection;\r\nimport java.net.URL;\r\n\r\n\/**\r\n * @author RichieZhang\r\n * @create 2022-11-01 \u4e0a\u5348 11:09\r\n *\/\r\npublic class URLTest1 {\r\n\r\n    public static void main(String&#91;] args) {\r\n\r\n        HttpURLConnection urlConnection = null;\r\n        InputStream is = null;\r\n        FileOutputStream fos = null;\r\n        try {\r\n            URL url = new URL(\"https:\/\/dlcdn.apache.org\/tomcat\/tomcat-10\/v10.1.1\/bin\/apache-tomcat-10.1.1-windows-x64.zip\");\r\n\r\n            urlConnection = (HttpURLConnection) url.openConnection();\r\n\r\n            urlConnection.connect();\r\n\r\n            is = urlConnection.getInputStream();\r\n\r\n            fos = new FileOutputStream(\"Code\\\\apache-tomcat-10.1.1-windows-x64.zip\");\r\n\r\n            byte&#91;] buffer = new byte&#91;1024];\r\n            int len;\r\n            while ((len = is.read(buffer)) != -1){\r\n                fos.write(buffer,0,len);\r\n            }\r\n\r\n            System.out.println(\"\u4e0b\u8f7d\u5b8c\u6210\");\r\n        } catch (IOException e) {\r\n            e.printStackTrace();\r\n        } finally {\r\n            \/\/\u5173\u95ed\u8d44\u6e90\r\n            if (is != null){\r\n                try {\r\n                    is.close();\r\n                } catch (IOException e) {\r\n                    e.printStackTrace();\r\n                }\r\n            }\r\n\r\n            if (fos != null){\r\n                try {\r\n                    fos.close();\r\n                } catch (IOException e) {\r\n                    e.printStackTrace();\r\n                }\r\n            }\r\n\r\n            if (urlConnection != null){\r\n                urlConnection.disconnect();\r\n            }\r\n\r\n        }\r\n\r\n;\r\n\r\n\r\n\r\n    }\r\n}\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[46],"class_list":["post-1361","post","type-post","status-publish","format-standard","hentry","category-java-code","tag-java"],"_links":{"self":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/1361"}],"collection":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1361"}],"version-history":[{"count":1,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/1361\/revisions"}],"predecessor-version":[{"id":1362,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/1361\/revisions\/1362"}],"wp:attachment":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1361"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1361"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1361"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}