{"id":5033,"date":"2024-01-13T19:29:25","date_gmt":"2024-01-13T11:29:25","guid":{"rendered":"https:\/\/www.kenpai.com\/cms\/5033\/"},"modified":"2024-01-13T19:29:25","modified_gmt":"2024-01-13T11:29:25","slug":"j2ee-servlet%e7%94%9f%e5%91%bd%e5%91%a8%e6%9c%9f%e4%b8%8e%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/www.kenpai.com\/cms\/5033\/","title":{"rendered":"J2EE&#8211;Servlet\u751f\u547d\u5468\u671f\u4e0e\u539f\u7406"},"content":{"rendered":"<\/p>\n<p>Servlet\u662f\u5728\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\u7684\u5c0f\u7a0b\u5e8f.\u800c\u5728java\u4e2d\u5e94\u7528\u7a0b\u5e8f\u591a\u662f\u5728\u5bb9\u5668\u4e2d\u8fdb\u884c\u751f\u547d\u5468\u671f\u7684\u7ba1\u7406(\u8fd9\u91cc\u6307Tomact\u5bb9\u5668).<\/p>\n<\/p>\n<p>Servlet\u57fa\u672c\u7684\u67b6\u6784\u56fe<\/p>\n<\/p>\n<p>\u9996\u5148\u662f<\/p>\n<\/p>\n<p>web\u9875\u9762\u901a\u8fc7\u63d0\u4ea4\u8868\u5355tomact\u83b7\u53d6\u4f20\u9012\u8fc7\u6765\u7684\u6570\u636e,\u8fdb\u884c\u89e3\u6790\u521b\u5efaHttpSaervletRequest,\u8be5\u5bf9\u8c61\u5305\u542b\u4e86\u5ba2\u6237\u7aef\u4fe1\u606f,\u5982\u8868\u5355\u6570\u636e,\u5ba2\u6237\u7aef\u7684\u4e3b\u673a\u540d\u79f0\u548cip\u5730\u5740.\u521b\u5efaHttpServletResponse\u5bf9\u8c61,\u53ef\u4ee5\u5411\u6d4f\u89c8\u5668\u5199\u5165\u6570\u636e.<\/p>\n<\/p>\n<p>\u4e4b\u540e\u662f\u8c03\u7528Servelt,\u521b\u5efaServelet\u5b9e\u4f8b<\/p>\n<p>\u521b\u5efaservelet\u5b9e\u4f8b\u7684\u8fc7\u7a0b\u4e2d\u9996\u5148\u8c03\u7528init\u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u53ea\u8c03\u7528\u4e00\u6b21\uff0c\u54cd\u5e94\u5ba2\u6237\u8bf7\u6c42\u9636\u6bb5\u3002\u8c03\u7528\u7236\u7c7b\u7684service\u65b9\u6cd5\uff0c\u5728service\u4e2d\u4f1a\u6839\u636eTomact\u4f20\u9012\u8fc7\u6765\u7684request\u5bf9\u8c61\u5206\u6790\u662fpost\u8fd8\u662fget\u65b9\u6cd5\uff0c\u6240\u4ee5servlet\u7c7b\u5fc5\u987b\u6709\u91cd\u5199doGet\u6216doPost\u65b9\u6cd5\uff0c\u5e76\u8fd4\u56de\u5904\u7406\u7684\u7ed3\u679c\u3002\u7ec8\u6b62\u9636\u6bb5\u3000\u8c03\u7528destroy()\u65b9\u6cd5<\/p>\n<\/p>\n<p>\u751f\u547d\u5468\u671f\u65f6\u5e8f\u56fe<\/p>\n<\/p>\n<p>tomact\u4e3a\u4f55\u4f1a\u6839\u636eurl\u627e\u5230\u5bf9\u5e94\u7684Servel\u6587\u4ef6\u5462\uff0c\u8fd9\u8fd8\u662f\u9700\u8981\u6211\u4eec\u7684\u53cd\u5c04\u6587\u4ef6<\/p>\n<\/p>\n<p><strong>web.XML<\/strong><strong>\u6587\u4ef6\u7684\u53cd\u5c04\u4f5c\u7528<\/strong><\/p>\n<\/p>\n<p>1 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importjavax.servlet.ServletException; importjavax.servlet.http.HttpServlet; importjavax.servlet.http.HttpServletRequest; importjavax.servlet.http.HttpServletResponse;     public class testextends HttpServlet { \/\/\u9ed8\u8ba4\u6784\u9020 publictest(){ System.out.println(&quot;&#8212;\u6784\u9020\u51fd\u6570&#8212;&#8212;-&quot; &quot;n&quot;);   }   publicvoid doGet(HttpServletRequest request,HttpServletResponse response) throwsServletException,IOException {   System.out.print(&quot;&#8212;-doget&#8212;&#8212;&quot; &quot;n&quot;); }    public void init() throws ServletException{  System.out.print(&quot;&#8212;-Init&#8212;&#8212;&quot; &quot;n&quot;);  }   }  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