{"id":54478,"date":"2023-09-19T20:36:51","date_gmt":"2023-09-19T12:36:51","guid":{"rendered":"https:\/\/docs.pingcode.com\/?p=54478"},"modified":"2023-09-19T20:36:53","modified_gmt":"2023-09-19T12:36:53","slug":"java%e9%87%8c%e7%9a%84doget%ef%bc%88%ef%bc%89%e5%92%8cdopost%ef%bc%88%ef%bc%89%e7%94%a8%e6%b3%95%e6%9c%89%e4%bb%80%e4%b9%88%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/54478.html","title":{"rendered":"java\u91cc\u7684doget\uff08\uff09\u548cdopost\uff08\uff09\u7528\u6cd5\u6709\u4ec0\u4e48\u533a\u522b"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote\">\n<p>\u5728Java Web\u7f16\u7a0b\u4e2d\uff0cdoGet()\u548cdoPost()\u662fHTTPServlet\u7c7b\u4e2d\u4e24\u4e2a\u5e38\u89c1\u7684\u65b9\u6cd5\uff0c\u5b83\u4eec\u5206\u522b\u5bf9\u5e94\u4e8eHTTP\u8bf7\u6c42\u7684GET\u548cPOST\u65b9\u6cd5\u3002\u533a\u522b\u5305\u62ec\uff1a1\u3001\u8bf7\u6c42\u65b9\u5f0f\u4e0d\u540c\uff1b2\u3001\u4f20\u9012\u6570\u636e\u7684\u65b9\u5f0f\u548c\u9650\u5236\u6709\u6240\u5dee\u5f02\uff1b3\u3001\u5b89\u5168\u6027\u5dee\u5f02\uff1b4\u3001\u7528\u9014\u548c\u5e94\u7528\u573a\u666f\u6709\u6240\u4e0d\u540c\u3002<\/p>\n<\/blockquote>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"680\" height=\"421\" src=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/09\/680-71.jpg?x-oss-process=image\/auto-orient,1\/format,webp\" alt=\"\" class=\"wp-image-54479\" \/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\">1\u3001\u8bf7\u6c42\u65b9\u5f0f\u4e0d\u540c <\/h2>\n\n\n\n<p>doGet()\u5bf9\u5e94HTTP\u7684GET\u8bf7\u6c42\uff0c\u5b83\u901a\u5e38\u7528\u4e8e\u83b7\u53d6\u4fe1\u606f\u3002\u6b64\u79cd\u8bf7\u6c42\u7684\u6570\u636e\u88ab\u9644\u52a0\u5230URL\u540e\u9762\uff0c\u5b83\u4eec\u4e4b\u95f4\u7528?\u5206\u9694\u3002\u800cdoPost()\u5bf9\u5e94HTTP\u7684POST\u8bf7\u6c42\uff0c\u901a\u5e38\u7528\u4e8e\u63d0\u4ea4\u6570\u636e\u3002\u6570\u636e\u5305\u542b\u5728\u8bf7\u6c42\u4f53\u4e2d\uff0c\u4e0d\u4f1a\u663e\u793a\u5728URL\u4e0a\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2\u3001\u4f20\u9012\u6570\u636e\u7684\u65b9\u5f0f\u548c\u9650\u5236\u6709\u6240\u5dee\u5f02 <\/h2>\n\n\n\n<p>GET\u8bf7\u6c42\u7684\u6570\u636e\u662f\u9644\u5728URL\u4e0a\u7684\uff0c\u56e0\u6b64\u6570\u636e\u91cf\u53d7\u9650\u4e8eURL\u7684\u957f\u5ea6\u3002\u5927\u591a\u6570\u6d4f\u89c8\u5668\u90fd\u4f1a\u9650\u5236URL\u957f\u5ea6\uff0c\u901a\u5e38\u4e0d\u8d85\u8fc72000\u4e2a\u5b57\u7b26\u3002\u800cPOST\u8bf7\u6c42\u7684\u6570\u636e\u5305\u542b\u5728HTTP\u8bf7\u6c42\u7684\u4e3b\u4f53\u4e2d\uff0c\u7406\u8bba\u4e0a\u6570\u636e\u5927\u5c0f\u6ca1\u6709\u9650\u5236\u3002\u56e0\u6b64\uff0c\u5f53\u9700\u8981\u4f20\u8f93\u5927\u91cf\u6570\u636e\u6216\u4e0a\u4f20\u6587\u4ef6\u65f6\uff0c\u901a\u5e38\u9009\u62e9POST\u8bf7\u6c42\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3\u3001\u5b89\u5168\u6027\u5dee\u5f02 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class=\"wp-block-heading\">5\u3001\u5176\u4ed6\u5dee\u5f02 <\/h2>\n\n\n\n<p>GET\u8bf7\u6c42\u53ef\u4ee5\u88ab\u7f13\u5b58\uff0c\u4e5f\u53ef\u4ee5\u88ab\u6dfb\u52a0\u5230\u4e66\u7b7e\uff0c\u8fd8\u53ef\u4ee5\u88ab\u6d4f\u89c8\u5668\u8bb0\u5f55\u4e3a\u6d4f\u89c8\u5386\u53f2\uff0c\u800cPOST\u5219\u4e0d\u884c\u3002\u53e6\u5916\uff0cGET\u8bf7\u6c42\u53ea\u80fd\u8fdb\u884cURL\u7f16\u7801\uff0c\u800cPOST\u652f\u6301\u591a\u79cd\u7f16\u7801\u65b9\u5f0f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">6\u3001\u5982\u4f55\u9009\u62e9 <\/h2>\n\n\n\n<p>\u5728\u786e\u5b9a\u4f7f\u7528GET\u8fd8\u662fPOST\u4e4b\u524d\uff0c\u5f00\u53d1\u8005\u9700\u8981\u8003\u8651\u5176\u7528\u9014\u3002\u5982\u679c\u53ea\u662f\u83b7\u53d6\u6570\u636e\u4e14\u65e0\u526f\u4f5c\u7528\uff0c\u4f7f\u7528GET\uff1b\u5982\u679c\u6d89\u53ca\u6570\u636e\u7684\u4fee\u6539\u6216\u63d0\u4ea4\uff0c\u4f7f\u7528POST\u3002\u540c\u65f6\uff0c\u4e5f\u9700\u8981\u8003\u8651\u5b89\u5168\u6027\u3001\u6570\u636e\u5927\u5c0f\u548c\u5176\u4ed6\u56e0\u7d20\u3002<\/p>\n\n\n\n<p>7.<strong>\u6ce8\u610f\u4e8b\u9879<\/strong> 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class=\"wp-block-heading\"><strong>\u5e38\u89c1\u95ee\u7b54<\/strong><\/h2>\n\n\n\n<p><strong>Q1: \u5982\u679c\u5728Servlet\u4e2d\u6ca1\u6709\u91cd\u5199doPost()\u65b9\u6cd5\uff0c\u5f53\u6d4f\u89c8\u5668\u53d1\u9001POST\u8bf7\u6c42\u65f6\u4f1a\u53d1\u751f\u4ec0\u4e48\uff1f<\/strong><br><strong>A1:<\/strong> \u5982\u679c\u5728Servlet\u4e2d\u6ca1\u6709\u91cd\u5199doPost()\u65b9\u6cd5\uff0c\u5f53\u6536\u5230POST\u8bf7\u6c42\u65f6\uff0c\u9ed8\u8ba4\u7684doPost()\u65b9\u6cd5\u4f1a\u8fd4\u56de\u4e00\u4e2aHTTP 405\u9519\u8bef\uff0c\u63d0\u793a\u4e0d\u652f\u6301\u8be5\u8bf7\u6c42\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p><strong>Q2: \u662f\u5426\u53ef\u4ee5\u5728GET\u8bf7\u6c42\u4e2d\u53d1\u9001\u8bf7\u6c42\u4f53\uff1f<\/strong><br><strong>A2:<\/strong> \u867d\u7136HTTP\u534f\u8bae\u7684\u89c4\u8303\u5141\u8bb8GET\u8bf7\u6c42\u5305\u542b\u8bf7\u6c42\u4f53\uff0c\u4f46\u5927\u591a\u6570\u6d4f\u89c8\u5668\u548c\u670d\u52a1\u5668\u90fd\u4e0d\u652f\u6301\u8fd9\u79cd\u65b9\u5f0f\u3002\u901a\u5e38\uff0cGET\u8bf7\u6c42\u7684\u6570\u636e\u662f\u901a\u8fc7URL\u4f20\u9012\u7684\u3002<\/p>\n\n\n\n<p><strong>Q3: \u5728\u54ea\u4e9b\u60c5\u51b5\u4e0b\uff0c\u867d\u7136\u4f7f\u7528POST\u8bf7\u6c42\uff0c\u4f46\u6570\u636e\u4f9d\u7136\u4f1a\u663e\u793a\u5728URL\u4e0a\uff1f<\/strong><br><strong>A3:<\/strong> \u5f53\u4f7f\u7528HTML\u8868\u5355\u5e76\u8bbe\u7f6e\u65b9\u6cd5\u4e3aPOST\uff0c\u4f46\u540c\u65f6\u4f7f\u7528<code>&lt;input type=\"get\"&gt;<\/code>\u65f6\uff0c\u8fd9\u4f1a\u5bfc\u81f4\u6570\u636e\u88ab\u9644\u52a0\u5230URL\u4e0a\uff0c\u5c3d\u7ba1\u5b9e\u9645\u4e0a\u4f7f\u7528\u4e86POST\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p><strong>Q4: 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[&hellip;]","protected":false},"author":7,"featured_media":54480,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/54478"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=54478"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/54478\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/54480"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=54478"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=54478"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=54478"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}