{"id":1053,"date":"2021-03-08T16:30:00","date_gmt":"2021-03-08T08:30:00","guid":{"rendered":"https:\/\/www.52dixiaowo.com\/java\/?p=1053"},"modified":"2021-03-17T10:50:11","modified_gmt":"2021-03-17T02:50:11","slug":"genericservlet%e4%b8%8ehttpservlet","status":"publish","type":"post","link":"https:\/\/www.52dixiaowo.com\/java\/post-1053.html","title":{"rendered":"genericServlet\u4e0ehttpServlet"},"content":{"rendered":"\n<h4 class=\"has-text-align-center\">GenericServlet<\/h4>\n\n\n\n<p>GenericServlet\u662fServlet\u63a5\u53e3\u7684\u4e00\u4e2a\u5b9e\u73b0\u7c7b\uff0c\u5e76\u4e14\u5b83\u5b9e\u73b0\u4e86ServletConfig\u63a5\u53e3\uff0c\u800c\u4e14\u589e\u52a0\u4e86\u51e0\u4e2a\u652f\u6301\u65e5\u5fd7\u7684\u65b9\u6cd5\u3002(\u5b9e\u9645\u4e0a\uff0cGenericServlet\u662f\u6700\u539f\u59cb\u7684servlet\u5b9e\u73b0\u7c7b\uff0c\u5b83\u662f\u4e00\u79cd\u52a8\u6001html\u6587\u6863\u6280\u672f\u7684\u5b9e\u73b0\uff09<\/p>\n\n\n\n<h5>1.\u5bf9\u8c61\u7684\u65b9\u6cd5<\/h5>\n\n\n\n<ul><li>init()\uff1b\u521d\u59cb\u5316<\/li><li>service()\uff1b\u670d\u52a1<\/li><li>destroy()\uff1b\u9500\u6bc1<\/li><li>getServletContext()\uff1b\u83b7\u53d6\u4e0a\u4e0b\u6587<\/li><li>getInitParameter()\uff1b\u83b7\u53d6\u67d0\u4e2a\u521d\u59cb\u53c2\u6570\u503c<\/li><li>getInitParameterNames()\uff1b\u83b7\u53d6\u6240\u6709\u521d\u59cb\u53c2\u6570\u540d<\/li><li>getServletInfo()\uff1b\uff1b\u67e5\u770bServlet\u7684\u76f8\u5173\u4fe1\u606f<\/li><li>getServletConfig()\uff1b\u83b7\u53d6Servlet\u914d\u7f6e\u5bf9\u8c61<\/li><\/ul>\n\n\n\n<h5>2.\u53ef\u4ee5\u7ee7\u627fGenericServlet\u7c7b\u5e76\u5b9e\u73b0service()\u65b9\u6cd5\u6765\u521b\u5efa\u4efb\u4f55\u7c7b\u578b\u7684Servlet<\/h5>\n\n\n\n<h4 class=\"has-text-align-center\">httpServlet<\/h4>\n\n\n\n<p>javax.servlet.http\u5305\u4e2d\u5b9a\u4e49\u4e86\u4f7f\u7528HTTP\u534f\u8bae\u521b\u5efa\u7684Servlet\u6240\u9700\u7684\u63a5\u53e3\u548c\u7c7b\uff0c\u8fd9\u5176\u4e2d\u7684\u67d0\u4e9b\u7c7b\u6269\u5c55\u4e86javax.servlet\u5305\u4e2d\u5bf9\u5e94\u7684\u63a5\u53e3\u548c\u7c7b\uff0c\u4ee5\u6b64\u6765\u5b9e\u73b0\u5bf9HTTP\u534f\u8bae\u7684\u652f\u6301<\/p>\n\n\n\n<h5>1.javax.servlet.http\u6269\u5c55\u7684\u63a5\u53e3<\/h5>\n\n\n\n<ul><li>HttpServlet\u62bd\u8c61\u7c7b\uff0c\u7528\u4e8e\u521b\u5efa\u652f\u6301HTTP\u534f\u8bae\u7684Servlet<\/li><li>HttpServletRequest\u63a5\u53e3\uff0cHTTP\u534f\u8bae\u7684\u8bf7\u6c42\u5bf9\u8c61\uff0c\u7ee7\u627f\u4e86ServletRequest<\/li><li>HttpServletResponse\u63a5\u53e3\uff0cHTTP\u534f\u8bae\u7684\u54cd\u5e94\u5bf9\u8c61\uff0c\u7ee7\u627f\u4e86ServletResponse<\/li><li>HttpSession\u63a5\u53e3\uff0c\u5b9e\u73b0\u4f1a\u8bdd\u7ba1\u7406\u7684\u63a5\u53e3\uff0c\u4e5f\u7528\u6765\u5b58\u50a8\u7528\u6237\u4fe1\u606f<\/li><li>Cookie\u7c7b\uff0c\u521b\u5efaCookie\u5bf9\u8c61\u7684\u4e00\u4e2a\u5b9e\u73b0\u7c7b<\/li><\/ul>\n\n\n\n<h5>2.HttpServlet\u7684\u7ee7\u627f\u548c\u65b0\u589e<\/h5>\n\n\n\n<ul><li>HttpServlet\u7ee7\u627f\u4e8eGenericServlet<\/li><li>\u65b0\u589e\u4e86service()\u65b9\u6cd5\uff0c\u5177\u4f53\u683c\u5f0f\u5982\u4e0b<ul><li>protected void service(HttpServletRequest, HttpServletResponse) throws ServletException, IOException <\/li><\/ul><\/li><li>\u65b0\u589e\u4e86doGet()\u548cdoPost()\u65b9\u6cd5<\/li><\/ul>\n\n\n\n<h5>3.HttpServletRequest\u63a5\u53e3<\/h5>\n\n\n\n<p>\u7ee7\u627f\u4e86ServletRequest\u63a5\u53e3\u5e76\u63d0\u4f9b\u4e86\u9488\u5bf9HTTP\u8bf7\u6c42\u7684\u64cd\u4f5c\u65b9\u6cd5\uff0c\u5982\u5b9a\u4e49\u4e86\u4ece\u8bf7\u6c42\u5bf9\u8c61\u83b7\u53d6HTTP\u8bf7\u6c42\u5934\u3001Cookie\u7b49\u4fe1\u606f\u7684\u65b9\u6cd5<\/p>\n\n\n\n<h5>4.HttpServletResponse\u63a5\u53e3<\/h5>\n\n\n\n<p>\u7ee7\u627f\u4e86ServletResponse\u63a5\u53e3\u5e76\u63d0\u4f9b\u4e86\u9488\u5bf9HTTP\u7684\u53d1\u9001\u54cd\u5e94\u7684\u65b9\u6cd5\u3002\u5982\u5b83\u5b9a\u4e49\u4e86\u4e3a\u54cd\u5e94\u7684HTTP\u5934\uff0cCookie\u4fe1\u606f\u7684\u65b9\u6cd5<\/p>\n","protected":false},"excerpt":{"rendered":"<p>GenericServlet GenericServlet\u662fServlet\u63a5\u53e3\u7684\u4e00\u4e2a\u5b9e\u73b0\u7c7b\uff0c\u5e76\u4e14\u5b83\u5b9e\u73b0\u4e86Ser&hellip; <a href=\"https:\/\/www.52dixiaowo.com\/java\/post-1053.html\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">genericServlet\u4e0ehttpServlet<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[11],"tags":[],"_links":{"self":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts\/1053"}],"collection":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/comments?post=1053"}],"version-history":[{"count":1,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts\/1053\/revisions"}],"predecessor-version":[{"id":1157,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts\/1053\/revisions\/1157"}],"wp:attachment":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/media?parent=1053"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/categories?post=1053"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/tags?post=1053"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}