{"id":23562,"date":"2025-04-19T08:06:52","date_gmt":"2025-04-19T00:06:52","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/23562.html"},"modified":"2025-04-19T08:06:52","modified_gmt":"2025-04-19T00:06:52","slug":"apache-tomcat-6-0-37%ef%bc%9a%e8%bd%bb%e9%87%8f%e7%ba%a7java-web%e5%ba%94%e7%94%a8%e6%9c%8d%e5%8a%a1%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/23562.html","title":{"rendered":"Apache Tomcat 6.0.37\uff1a\u8f7b\u91cf\u7ea7Java Web\u5e94\u7528\u670d\u52a1\u5668"},"content":{"rendered":"<p>  \u672c\u6587\u8fd8\u6709\u914d\u5957\u7684\u7cbe\u54c1\u8d44\u6e90&#xff0c;\u70b9\u51fb\u83b7\u53d6  <img decoding=\"async\" alt=\"menu-r.4af5f7ec.gif\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250419000650-6802e91ab68e2.gif\" style=\"width:16px;margin-left:4px;vertical-align:text-bottom\" \/><\/p>\n<p> \u7b80\u4ecb&#xff1a;Apache Tomcat 6.0.37\u662f\u57fa\u4e8eJava Servlet\u548cJSP\u89c4\u8303\u7684\u5e94\u7528\u670d\u52a1\u5668&#xff0c;\u7528\u4e8e\u8fd0\u884cJava Web\u5e94\u7528\u3002\u5b83\u662fApache Tomcat\u7cfb\u5217\u7684\u91cd\u8981\u5206\u652f&#xff0c;\u4ee5\u7a33\u5b9a\u6027\u4e0e\u6027\u80fd\u4f18\u5316\u8457\u79f0\u3002\u6b64\u7248\u672c\u5728\u8f7b\u91cf\u7ea7\u3001\u5b89\u5168\u6027\u3001\u914d\u7f6e\u7ba1\u7406\u548c\u591a\u7ebf\u7a0b\u6a21\u578b\u7b49\u65b9\u9762\u8868\u73b0\u51fa\u8272&#xff0c;\u5e76\u4e14\u62e5\u6709\u5f3a\u5927\u7684\u793e\u533a\u652f\u6301\u3002\u5c3d\u7ba1\u4e3a\u65e7\u7248\u672c&#xff0c;\u5f00\u53d1\u8005\u9700\u6ce8\u610f\u5176\u5bf9\u6700\u65b0Java\u7248\u672c\u548c\u6280\u672f\u7684\u517c\u5bb9\u6027\u95ee\u9898\u3002 <img decoding=\"async\" alt=\"\u6280\u672f\u4e13\u6709\u540d\u8bcd&#xff1a;Apache Tomcat\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250419000650-6802e91acc7ea.jpg\" \/><\/p>\n<h2> 1. Apache Tomcat\u670d\u52a1\u5668\u6982\u8ff0 <\/h2>\n<p> Apache Tomcat\u662f\u4e00\u4e2a\u5f00\u6e90\u7684Web\u670d\u52a1\u5668\u548cServlet\u5bb9\u5668&#xff0c;\u5b83\u5b9e\u73b0\u4e86Java Servlet\u548cJavaServer Pages (JSP) \u89c4\u8303\u3002\u4f5c\u4e3a\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684Web\u5e94\u7528\u670d\u52a1\u5668&#xff0c;Tomcat\u5e38\u88ab\u7528\u6765\u4f5c\u4e3a\u72ec\u7acb\u7684\u5e94\u7528\u670d\u52a1\u5668\u6216\u4e0eApache HTTP Server\u3001Nginx\u7b49\u66f4\u4e13\u4e1a\u7684Web\u670d\u52a1\u5668\u914d\u5408\u4f7f\u7528\u3002Tomcat\u4e0d\u4ec5\u63d0\u4f9b\u4e86\u5904\u7406HTTP\u8bf7\u6c42\u7684\u57fa\u7840\u6846\u67b6&#xff0c;\u8fd8\u63d0\u4f9b\u4e86\u5728Java\u5e73\u53f0\u4e0a\u8fd0\u884cWeb\u5e94\u7528\u7684\u80fd\u529b\u3002 <\/p>\n<h3> 1.1 Tomcat\u7684\u5386\u53f2\u4e0e\u53d1\u5c55 <\/h3>\n<p> Apache Tomcat\u8d77\u6e90\u4e8eSun Microsystems&#xff08;\u73b0\u4e3aOracle Corporation\u7684\u4e00\u90e8\u5206&#xff09;\u63d0\u4f9b\u7684\u4e00\u4e2a\u53c2\u8003\u5b9e\u73b0&#xff0c;\u540d\u4e3a\u201cJakarta Tomcat\u201d\u3002\u968f\u7740\u5f00\u6e90\u793e\u533a\u7684\u8d21\u732e\u548c\u6f14\u8fdb&#xff0c;Tomcat\u9010\u6e10\u6210\u4e3a\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u7684\u670d\u52a1\u5668\u5e73\u53f0\u3002\u4f5c\u4e3a\u5f00\u6e90\u9879\u76ee&#xff0c;Tomcat\u4e0d\u65ad\u5f15\u5165\u65b0\u7684\u7279\u6027\u548c\u6539\u8fdb&#xff0c;\u652f\u6301\u6700\u65b0\u7684Java EE&#xff08;\u73b0\u66f4\u540d\u4e3aJakarta EE&#xff09;\u89c4\u8303\u3002 <\/p>\n<h3> 1.2 Tomcat\u7684\u67b6\u6784\u4e0e\u7ec4\u4ef6 <\/h3>\n<p> Tomcat\u7684\u67b6\u6784\u6e05\u6670&#xff0c;\u5206\u4e3a\u591a\u4e2a\u7ec4\u4ef6\u548c\u5c42\u6b21\u3002\u6838\u5fc3\u7ec4\u4ef6\u5305\u62ec\u8fde\u63a5\u5668&#xff08;Connector&#xff09;\u3001\u5bb9\u5668&#xff08;Container&#xff09;\u548c\u5404\u79cd\u652f\u6301\u670d\u52a1&#xff08;\u5982\u5b89\u5168\u7ba1\u7406\u5668\u3001JNDI\u8d44\u6e90\u7b49&#xff09;\u3002\u8fde\u63a5\u5668\u8d1f\u8d23\u4e0e\u5ba2\u6237\u7aef\u5efa\u7acb\u8fde\u63a5\u5e76\u63a5\u6536\u8bf7\u6c42&#xff0c;\u5bb9\u5668\u5219\u8d1f\u8d23\u8bf7\u6c42\u7684\u5904\u7406\u548c\u54cd\u5e94\u3002\u8fd9\u6837\u7684\u8bbe\u8ba1\u4f7f\u5f97Tomcat\u5177\u6709\u5f88\u9ad8\u7684\u7075\u6d3b\u6027\u548c\u6269\u5c55\u6027\u3002 <\/p>\n<p> \u5728\u672c\u6587\u4e2d&#xff0c;\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8Tomcat\u7684\u6bcf\u4e00\u4e2a\u7ec4\u4ef6\u548c\u5b83\u4eec\u7684\u5de5\u4f5c\u539f\u7406&#xff0c;\u7406\u89e3\u5176\u5982\u4f55\u5904\u7406Web\u8bf7\u6c42\u3001\u7ba1\u7406Servlet\u751f\u547d\u5468\u671f\u4ee5\u53ca\u5982\u4f55\u901a\u8fc7\u914d\u7f6e\u6765\u4f18\u5316\u670d\u52a1\u5668\u6027\u80fd\u3002\u8fd9\u5c06\u4e3a\u7406\u89e3Tomcat\u7684\u9ad8\u7ea7\u7279\u6027\u6253\u4e0b\u575a\u5b9e\u7684\u57fa\u7840\u3002 <\/p>\n<h2> 2. \u6df1\u5165\u7406\u89e3Java Servlet\u548cJSP\u89c4\u8303 <\/h2>\n<h3> 2.1 Servlet\u6280\u672f\u539f\u7406 <\/h3>\n<h4> 2.1.1 Servlet\u751f\u547d\u5468\u671f\u4e0e\u5de5\u4f5c\u539f\u7406 <\/h4>\n<p> Java Servlet\u662f\u8fd0\u884c\u5728\u670d\u52a1\u5668\u7aef\u7684Java\u5e94\u7528\u7a0b\u5e8f&#xff0c;\u5b83\u9075\u5faa\u7279\u5b9a\u7684\u751f\u547d\u5468\u671f\u8fdb\u884c\u5de5\u4f5c\u3002Servlet\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u4f5c\u4e3a\u670d\u52a1\u5668\u7aef\u5e94\u7528\u4e0e\u5ba2\u6237\u7aef\u8bf7\u6c42\u4e4b\u95f4\u7684\u4e2d\u4ecb&#xff0c;\u5904\u7406\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u5e76\u7ed9\u51fa\u54cd\u5e94\u3002 <\/p>\n<ul>\n<li>  \u521d\u59cb\u5316  &#xff1a;\u5f53Servlet\u5b9e\u4f8b\u7b2c\u4e00\u6b21\u88ab\u8bf7\u6c42\u52a0\u8f7d\u65f6&#xff0c;\u670d\u52a1\u5668\u8c03\u7528\u5176  init()  \u65b9\u6cd5\u8fdb\u884c\u521d\u59cb\u5316\u3002\u8fd9\u4e00\u8fc7\u7a0b\u4ec5\u5728Servlet\u52a0\u8f7d\u65f6\u53d1\u751f\u4e00\u6b21\u3002 <\/li>\n<li>  \u8bf7\u6c42\u5904\u7406  &#xff1a;\u6bcf\u5f53\u6709\u5ba2\u6237\u7aef\u8bf7\u6c42\u5230\u8fbe&#xff0c;\u670d\u52a1\u5668\u8c03\u7528  service()  \u65b9\u6cd5&#xff0c;\u8be5\u65b9\u6cd5\u8d1f\u8d23\u521b\u5efa\u4e00\u4e2a  HttpServletRequest  \u548c\u4e00\u4e2a  HttpServletResponse  \u5bf9\u8c61&#xff0c;\u7136\u540e\u51b3\u5b9a\u8c03\u7528  doGet()  ,  doPost()  ,  doPut()  ,  doDelete()  \u7b49\u65b9\u6cd5\u4e2d\u7684\u54ea\u4e00\u4e2a\u6765\u5904\u7406\u8bf7\u6c42\u3002 <\/li>\n<li>  \u9500\u6bc1  &#xff1a;\u5f53\u670d\u52a1\u5668\u51b3\u5b9a\u5378\u8f7dServlet\u4ee5\u8282\u7701\u5185\u5b58\u65f6&#xff0c;\u4f1a\u8c03\u7528  destroy()  \u65b9\u6cd5\u8fdb\u884c\u6e05\u7406\u5de5\u4f5c\u3002 <\/li>\n<\/ul>\n<p> \u8fd9\u4e2a\u751f\u547d\u5468\u671f\u7684\u8bbe\u8ba1\u4fdd\u8bc1\u4e86Servlet\u80fd\u591f\u9ad8\u6548\u5730\u7ba1\u7406\u8d44\u6e90&#xff0c;\u5e76\u4e14\u5177\u6709\u8db3\u591f\u7684\u7075\u6d3b\u6027\u6765\u5904\u7406\u5404\u79cd\u8bf7\u6c42\u3002 <\/p>\n<p>public class HelloServlet extends HttpServlet {<br \/>\n    &#064;Override<br \/>\n    public void init() throws ServletException {<br \/>\n        \/\/ Servlet\u521d\u59cb\u5316\u4ee3\u7801<br \/>\n    }<\/p>\n<p>    &#064;Override<br \/>\n    protected void doGet(HttpServletRequest req, HttpServletResponse resp)<br \/>\n      throws ServletException, IOException {<br \/>\n        \/\/ \u5904\u7406GET\u8bf7\u6c42<br \/>\n    }<\/p>\n<p>    &#064;Override<br \/>\n    protected void doPost(HttpServletRequest req, HttpServletResponse resp)<br \/>\n      throws ServletException, IOException {<br \/>\n        \/\/ \u5904\u7406POST\u8bf7\u6c42<br \/>\n    }<\/p>\n<p>    &#064;Override<br \/>\n    public void destroy() {<br \/>\n        \/\/ Servlet\u9500\u6bc1\u524d\u7684\u4ee3\u7801<br \/>\n    }<br \/>\n}<\/p>\n<h4> 2.1.2 Servlet\u63a5\u53e3\u4e0e\u7c7b\u5c42\u6b21\u7ed3\u6784 <\/h4>\n<p> Servlet\u89c4\u8303\u5b9a\u4e49\u4e86\u591a\u4e2a\u63a5\u53e3&#xff0c;\u6838\u5fc3\u63a5\u53e3\u4e3a  Servlet  &#xff0c;\u5b83\u5305\u542b  init  ,  service  ,  destroy  \u7b49\u65b9\u6cd5\u3002\u5f00\u53d1\u8005\u901a\u5e38\u4e0d\u4f1a\u76f4\u63a5\u5b9e\u73b0  Servlet  \u63a5\u53e3&#xff0c;\u800c\u662f\u6269\u5c55  GenericServlet  \u6216  HttpServlet  \u62bd\u8c61\u7c7b&#xff0c;\u540e\u4e24\u8005\u5b9e\u73b0\u4e86\u90e8\u5206\u901a\u7528\u903b\u8f91&#xff0c;\u4ece\u800c\u7b80\u5316\u4e86Servlet\u7684\u5b9e\u73b0\u3002 <\/p>\n<ul>\n<li>  GenericServlet  &#xff1a;\u4e00\u4e2a\u901a\u7528\u7684\u3001\u534f\u8bae\u65e0\u5173\u7684Servlet\u57fa\u7840\u7c7b&#xff0c;\u63d0\u4f9b\u4e86  init  ,  destroy  ,  service  ,  getServletConfig  ,  getServletContext  \u7b49\u65b9\u6cd5\u7684\u57fa\u7840\u5b9e\u73b0\u3002 <\/li>\n<li>  HttpServlet  &#xff1a;\u7ee7\u627f\u81ea  GenericServlet  &#xff0c;\u9488\u5bf9HTTP\u534f\u8bae\u8fdb\u884c\u4e86\u7279\u5b9a\u7684\u5b9e\u73b0&#xff0c;\u6dfb\u52a0\u4e86  doGet  ,  doPost  ,  doPut  ,  doDelete  ,  doOptions  ,  doTrace  \u7b49\u65b9\u6cd5&#xff0c;\u5f00\u53d1\u8005\u53ea\u9700\u8986\u76d6\u8fd9\u4e9b\u65b9\u6cd5\u6765\u5904\u7406\u7279\u5b9a\u7684HTTP\u8bf7\u6c42\u3002 <\/li>\n<\/ul>\n<p> \u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684Servlet\u7c7b\u7ee7\u627f  HttpServlet  \u7684\u4f8b\u5b50&#xff1a; <\/p>\n<p>public class HelloServlet extends HttpServlet {<br \/>\n    &#064;Override<br \/>\n    protected void doGet(HttpServletRequest req, HttpServletResponse resp)<br \/>\n        throws ServletException, IOException {<br \/>\n        resp.setContentType(&#034;text\/html&#034;);<br \/>\n        PrintWriter out &#061; resp.getWriter();<br \/>\n        out.println(&#034;&lt;html&gt;&lt;body&gt;&#034;);<br \/>\n        out.println(&#034;&lt;h1&gt;Hello, Servlet World!&lt;\/h1&gt;&#034;);<br \/>\n        out.println(&#034;&lt;\/body&gt;&lt;\/html&gt;&#034;);<br \/>\n    }<br \/>\n}<\/p>\n<p> \u5728\u4e0a\u8ff0Servlet\u7c7b\u4e2d&#xff0c;\u8986\u76d6\u4e86  doGet()  \u65b9\u6cd5\u4ee5\u5904\u7406GET\u8bf7\u6c42&#xff0c;\u5e76\u5728\u54cd\u5e94\u4e2d\u8f93\u51fa\u4e86\u4e00\u4e2a\u7b80\u5355\u7684HTML\u9875\u9762\u3002 <\/p>\n<h3> 2.2 JSP\u9875\u9762\u6280\u672f\u89e3\u6790 <\/h3>\n<h4> 2.2.1 JSP\u9875\u9762\u751f\u547d\u5468\u671f\u7ba1\u7406 <\/h4>\n<p> JavaServer Pages&#xff08;JSP&#xff09;\u662f\u4e00\u79cd\u52a8\u6001\u7f51\u9875\u6280\u672f&#xff0c;\u5141\u8bb8\u5f00\u53d1\u8005\u5c06Java\u4ee3\u7801\u5d4c\u5165HTML\u9875\u9762\u4e2d\u3002JSP\u9875\u9762\u5728\u7b2c\u4e00\u6b21\u88ab\u8bf7\u6c42\u65f6&#xff0c;\u4f1a\u88ab\u5bb9\u5668\u8f6c\u6362\u6210\u4e00\u4e2aServlet&#xff0c;\u4e4b\u540e\u5c31\u9075\u5faaServlet\u7684\u751f\u547d\u5468\u671f\u8fdb\u884c\u5de5\u4f5c\u3002 <\/p>\n<ul>\n<li>  \u8f6c\u6362\u8fc7\u7a0b  &#xff1a;JSP\u9875\u9762\u88ab\u8f6c\u6362\u4e3a\u4e00\u4e2aServlet\u7c7b&#xff0c;\u8fd9\u4e2a\u8f6c\u6362\u8fc7\u7a0b\u5305\u62ec\u5c06JSP\u6807\u7b7e\u8f6c\u6362\u4e3a\u5bf9\u5e94\u7684Java\u4ee3\u7801\u3001\u53d8\u91cf\u5b9a\u4e49\u548c\u65b9\u6cd5\u8c03\u7528\u7b49\u3002 <\/li>\n<li>  \u521d\u59cb\u5316  &#xff1a;\u8f6c\u6362\u540e\u7684Servlet\u7c7b\u5b9e\u4f8b\u5316\u5e76\u6267\u884c  init()  \u65b9\u6cd5\u3002 <\/li>\n<li>  \u8bf7\u6c42\u5904\u7406  &#xff1a;\u5bf9\u6bcf\u4e2a\u8bf7\u6c42\u6267\u884c  service()  \u65b9\u6cd5&#xff0c;\u5e76\u6839\u636eHTTP\u8bf7\u6c42\u7c7b\u578b&#xff08;GET\u3001POST\u7b49&#xff09;\u8c03\u7528\u76f8\u5e94\u7684  doGet()  ,  doPost()  \u65b9\u6cd5\u3002 <\/li>\n<li>  \u9500\u6bc1  &#xff1a;\u5f53JSP\u9875\u9762\u88ab\u5220\u9664\u6216\u670d\u52a1\u5668\u505c\u6b62\u65f6&#xff0c;\u6267\u884c  destroy()  \u65b9\u6cd5\u3002 <\/li>\n<\/ul>\n<p> JSP\u9875\u9762\u7684\u751f\u547d\u5468\u671f\u7ba1\u7406\u4f7f\u5f97\u5f00\u53d1\u8005\u80fd\u591f\u4ee5\u66f4\u76f4\u89c2\u7684\u65b9\u5f0f\u7f16\u5199\u52a8\u6001Web\u5185\u5bb9\u3002 <\/p>\n<h4> 2.2.2 JSP\u4e0eServlet\u7684\u4ea4\u4e92\u673a\u5236 <\/h4>\n<p> JSP\u548cServlet\u867d\u7136\u5728\u6280\u672f\u4e0a\u6709\u5f88\u5927\u7684\u4e0d\u540c&#xff0c;\u4f46\u5b83\u4eec\u5728\u5e94\u7528\u4e2d\u662f\u4e92\u8865\u7684\u3002JSP\u7684\u5f00\u53d1\u6548\u7387\u8f83\u9ad8&#xff0c;\u800cServlet\u5219\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u6027\u80fd\u548c\u63a7\u5236\u80fd\u529b\u3002\u5728\u5b9e\u9645\u7684Web\u5e94\u7528\u4e2d&#xff0c;\u7ecf\u5e38\u9700\u8981JSP\u9875\u9762\u548cServlet\u4e4b\u95f4\u7684\u4ea4\u4e92\u3002 <\/p>\n<ul>\n<li>  \u4f7f\u7528Servlet\u4f5c\u4e3aMVC\u6a21\u5f0f\u4e2d\u7684\u63a7\u5236\u5668  &#xff1a;Servlet\u53ef\u4ee5\u5904\u7406\u4e1a\u52a1\u903b\u8f91\u3001\u6570\u636e\u5e93\u8bbf\u95ee\u3001\u4f1a\u8bdd\u7ba1\u7406\u7b49\u3002 <\/li>\n<li>  \u4f7f\u7528JSP\u4f5c\u4e3a\u89c6\u56fe  &#xff1a;JSP\u8d1f\u8d23\u5c55\u793a\u6700\u7ec8\u7528\u6237\u770b\u5230\u7684\u6570\u636e\u3002 <\/li>\n<\/ul>\n<p> \u5728\u5b83\u4eec\u4e4b\u95f4\u7684\u4ea4\u4e92\u4e2d&#xff0c;Servlet\u901a\u5e38\u4f1a\u5c06\u6570\u636e\u5b58\u50a8\u5728\u8bf7\u6c42\u5bf9\u8c61&#xff08;  HttpServletRequest  &#xff09;\u6216\u4f1a\u8bdd\u5bf9\u8c61&#xff08;  HttpSession  &#xff09;\u4e2d&#xff0c;\u7136\u540e\u8f6c\u53d1\u5230JSP\u9875\u9762\u8fdb\u884c\u6570\u636e\u5c55\u793a\u3002 <\/p>\n<p>\/\/ \u5728Servlet\u4e2d\u8bbe\u7f6e\u5c5e\u6027<br \/>\nrequest.setAttribute(&#034;message&#034;, &#034;Hello World&#034;);<\/p>\n<p>\/\/ \u8f6c\u53d1\u8bf7\u6c42\u5230JSP\u9875\u9762<br \/>\nRequestDispatcher dispatcher &#061; request.getRequestDispatcher(&#034;\/WEB-INF\/hello.jsp&#034;);<br \/>\ndispatcher.forward(request, response);<\/p>\n<p> \u5728JSP\u9875\u9762\u4e2d&#xff0c;\u53ef\u4ee5\u4f7f\u7528EL\u8868\u8fbe\u5f0f\u6765\u8bbf\u95eeServlet\u8bbe\u7f6e\u7684\u5c5e\u6027\u503c&#xff1a; <\/p>\n<p>&lt;html&gt;<br \/>\n&lt;head&gt;<br \/>\n    &lt;title&gt;Hello World&lt;\/title&gt;<br \/>\n&lt;\/head&gt;<br \/>\n&lt;body&gt;<br \/>\n    &lt;h1&gt;${message}&lt;\/h1&gt;<br \/>\n&lt;\/body&gt;<br \/>\n&lt;\/html&gt;<\/p>\n<p> \u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d&#xff0c;Servlet\u901a\u8fc7  request.setAttribute()  \u8bbe\u7f6e\u4e86\u4e00\u4e2a\u540d\u4e3a  message  \u7684\u5c5e\u6027&#xff0c;\u5e76\u901a\u8fc7  forward()  \u65b9\u6cd5\u5c06\u8bf7\u6c42\u8f6c\u53d1\u5230  hello.jsp  \u9875\u9762&#xff0c;JSP\u9875\u9762\u4f7f\u7528  ${message}  \u8868\u8fbe\u5f0f\u83b7\u53d6\u4e86\u8fd9\u4e2a\u5c5e\u6027\u503c\u5e76\u5728\u9875\u9762\u4e0a\u663e\u793a\u51fa\u6765\u3002\u8fd9\u79cd\u65b9\u5f0f\u4f7f\u5f97\u4e24\u8005\u80fd\u591f\u65e0\u7f1d\u5730\u534f\u4f5c&#xff0c;\u5b9e\u73b0\u4e86Web\u5e94\u7528\u7684\u4e1a\u52a1\u903b\u8f91\u4e0e\u754c\u9762\u5c55\u793a\u5206\u79bb\u3002 <\/p>\n<h2> 3. Apache Tomcat\u7684\u8f7b\u91cf\u7ea7\u8bbe\u8ba1\u548c\u5feb\u901f\u542f\u52a8 <\/h2>\n<h3> \u8f7b\u91cf\u7ea7\u8bbe\u8ba1\u7684\u4f18\u52bf\u4e0e\u7279\u70b9 <\/h3>\n<h4> Tomcat\u7684\u7ec4\u4ef6\u67b6\u6784 <\/h4>\n<p> Apache Tomcat\u4f5c\u4e3a\u4e00\u4e2a\u8f7b\u91cf\u7ea7Web\u670d\u52a1\u5668&#xff0c;\u5176\u8bbe\u8ba1\u7406\u5ff5\u5c31\u662f\u63d0\u4f9b\u4e00\u4e2a\u6613\u4e8e\u4f7f\u7528\u3001\u6269\u5c55\u548c\u7ef4\u62a4\u7684\u5e73\u53f0\u3002\u5b83\u91c7\u7528\u7ec4\u4ef6\u5316\u7684\u67b6\u6784&#xff0c;\u5404\u4e2a\u7ec4\u4ef6\u4e4b\u95f4\u901a\u8fc7\u5b9a\u4e49\u826f\u597d\u7684\u63a5\u53e3\u8fdb\u884c\u901a\u4fe1\u3002\u8fd9\u79cd\u6a21\u5757\u5316\u7684\u8bbe\u8ba1\u65b9\u5f0f\u4f7f\u5f97Tomcat\u65e2\u7075\u6d3b\u53c8\u9ad8\u6548\u3002 <\/p>\n<p> Tomcat\u7684\u6838\u5fc3\u7ec4\u4ef6\u5305\u62ec&#xff1a; <\/p>\n<ul>\n<li>  Server  &#xff1a;\u6574\u4e2a\u670d\u52a1\u5668\u7684\u4ee3\u8868&#xff0c;\u4ee3\u8868\u4e00\u4e2a\u8fd0\u884c\u4e2d\u7684Tomcat\u5b9e\u4f8b\u3002 <\/li>\n<li>  Service  &#xff1a;\u4e00\u4e2aServer\u53ef\u4ee5\u5305\u542b\u4e00\u4e2a\u6216\u591a\u4e2aService&#xff0c;\u6bcf\u4e2aService\u5b9a\u4e49\u4e86\u8bbf\u95ee\u63a5\u53e3&#xff08;Connector&#xff09;\u548c\u5904\u7406\u8bf7\u6c42\u7684\u5f15\u64ce&#xff08;Engine&#xff09;\u3002 <\/li>\n<li>  Connector  &#xff1a;\u8fde\u63a5\u5668&#xff0c;\u8d1f\u8d23\u63a5\u53d7\u5ba2\u6237\u8bf7\u6c42\u5e76\u8fd4\u56de\u54cd\u5e94&#xff0c;\u5982HTTP Connector\u6216AJP Connector\u3002 <\/li>\n<li>  Engine  &#xff1a;Servlet\u5f15\u64ce&#xff0c;\u5904\u7406Tomcat\u63a5\u6536\u5230\u7684\u6240\u6709\u8bf7\u6c42\u3002\u5728Engine\u4e2d&#xff0c;\u53ef\u4ee5\u914d\u7f6e\u591a\u4e2aHost\u548cContext\u3002 <\/li>\n<li>  Host  &#xff1a;\u865a\u62df\u4e3b\u673a&#xff0c;\u4ee3\u8868\u4e00\u4e2a\u7f51\u7edc\u4e3b\u673a&#xff0c;\u4f8b\u5982\u4e00\u4e2a\u57df\u540d\u3002 <\/li>\n<li>  Context  &#xff1a;\u4ee3\u8868\u8fd0\u884c\u5728Host\u4e0a\u7684Web\u5e94\u7528&#xff0c;\u901a\u5e38\u5bf9\u5e94\u4e00\u4e2aWAR\u6587\u4ef6\u3002 <\/li>\n<\/ul>\n<p> \u8fd9\u79cd\u5c42\u6b21\u5206\u660e\u7684\u7ec4\u4ef6\u67b6\u6784&#xff0c;\u4e0d\u4ec5\u6709\u5229\u4e8e\u5e94\u7528\u7684\u7ba1\u7406\u548c\u7ef4\u62a4&#xff0c;\u8fd8\u80fd\u901a\u8fc7\u7075\u6d3b\u914d\u7f6e\u63d0\u4f9b\u4e0d\u540c\u7684\u529f\u80fd\u3002\u4f8b\u5982&#xff0c;\u53ef\u4ee5\u4e3a\u540c\u4e00\u4e2aHost\u914d\u7f6e\u591a\u4e2aContext&#xff0c;\u5b9e\u73b0\u540c\u4e00\u57df\u540d\u4e0b\u591a\u4e2aWeb\u5e94\u7528\u7684\u90e8\u7f72\u3002 <\/p>\n<h4> \u542f\u52a8\u8fc7\u7a0b\u4e2d\u7684\u8d44\u6e90\u7ba1\u7406 <\/h4>\n<p> Apache Tomcat\u5728\u542f\u52a8\u65f6\u4f1a\u52a0\u8f7d\u548c\u521d\u59cb\u5316\u5404\u4e2a\u7ec4\u4ef6&#xff0c;\u5e76\u8fdb\u884c\u8d44\u6e90\u7684\u5206\u914d\u548c\u7ba1\u7406\u3002\u8fd9\u5176\u4e2d\u6d89\u53ca\u5230\u5185\u5b58\u3001\u7ebf\u7a0b\u6c60\u3001\u8fde\u63a5\u5668\u7b49\u8d44\u6e90\u7684\u914d\u7f6e\u3002\u5bf9\u4e8e\u8d44\u6e90\u7ba1\u7406\u7684\u4f18\u5316&#xff0c;\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762&#xff1a; <\/p>\n<ul>\n<li>  \u7ebf\u7a0b\u6c60\u7684\u4f7f\u7528  &#xff1a;Tomcat\u901a\u8fc7\u914d\u7f6e\u8fde\u63a5\u5668\u7684\u7ebf\u7a0b\u6c60\u6765\u4f18\u5316\u8d44\u6e90\u4f7f\u7528&#xff0c;\u51cf\u5c11\u7ebf\u7a0b\u7684\u521b\u5efa\u548c\u9500\u6bc1\u5f00\u9500&#xff0c;\u63d0\u9ad8\u8bf7\u6c42\u5904\u7406\u80fd\u529b\u3002 <\/li>\n<li>  \u5185\u5b58\u7684\u63a7\u5236  &#xff1a;\u901a\u8fc7JVM\u53c2\u6570\u914d\u7f6e\u548cTomcat\u81ea\u8eab\u7684\u8bbe\u7f6e&#xff0c;\u5982maxThreads\u3001minSpareThreads\u7b49&#xff0c;\u53ef\u4ee5\u7cbe\u786e\u63a7\u5236Tomcat\u8fd0\u884c\u65f6\u7684\u5185\u5b58\u4f7f\u7528\u548c\u7ebf\u7a0b\u6570\u91cf\u3002 <\/li>\n<li>  \u7c7b\u52a0\u8f7d\u673a\u5236  &#xff1a;Tomcat\u63d0\u4f9b\u4e86\u4e00\u79cd\u9694\u79bb\u7684\u7c7b\u52a0\u8f7d\u673a\u5236&#xff0c;\u5141\u8bb8\u591a\u4e2a\u5e94\u7528\u8fd0\u884c\u5728\u540c\u4e00\u4e2aJVM\u4e2d\u800c\u4e0d\u76f8\u4e92\u5f71\u54cd\u3002 <\/li>\n<\/ul>\n<h3> \u5feb\u901f\u542f\u52a8\u7684\u5b9e\u73b0\u673a\u5236 <\/h3>\n<h4> \u7c7b\u52a0\u8f7d\u5668\u548c\u70ed\u90e8\u7f72 <\/h4>\n<p> Tomcat\u7684\u7c7b\u52a0\u8f7d\u5668\u7ed3\u6784\u662f\u5b9e\u73b0\u70ed\u90e8\u7f72\u7684\u5173\u952e\u3002\u5176\u7c7b\u52a0\u8f7d\u5668\u5206\u4e3a\u5982\u4e0b\u51e0\u7c7b&#xff1a; <\/p>\n<ul>\n<li>  Bootstrap\u7c7b\u52a0\u8f7d\u5668  &#xff1a;\u7531JVM\u5185\u7f6e\u7684\u7c7b\u52a0\u8f7d\u5668&#xff0c;\u52a0\u8f7dJRE\u7684lib\u76ee\u5f55\u4e0b\u7684\u7c7b\u5e93\u3002 <\/li>\n<li>  System\u7c7b\u52a0\u8f7d\u5668  &#xff1a;\u52a0\u8f7dCLASSPATH\u6307\u5b9a\u7684\u7c7b\u5e93\u3002 <\/li>\n<li>  Common\u7c7b\u52a0\u8f7d\u5668  &#xff1a;\u52a0\u8f7dTomcat\u548cWeb\u5e94\u7528\u5171\u4eab\u7684\u7c7b\u5e93\u3002 <\/li>\n<li>  WebApp\u7c7b\u52a0\u8f7d\u5668  &#xff1a;\u52a0\u8f7d\u7279\u5b9aWeb\u5e94\u7528\u7684\u7c7b\u5e93&#xff0c;\u6bcf\u4e2aWeb\u5e94\u7528\u90fd\u6709\u81ea\u5df1\u7684\u7c7b\u52a0\u8f7d\u5668\u5b9e\u4f8b\u3002 <\/li>\n<\/ul>\n<p> \u8fd9\u79cd\u8bbe\u8ba1\u4f7f\u5f97Tomcat\u5728\u90e8\u7f72\u65b0\u7684Web\u5e94\u7528\u6216\u66f4\u65b0\u73b0\u6709\u7684\u5e94\u7528\u65f6&#xff0c;\u53ea\u9700\u66ff\u6362\u76f8\u5e94\u7684WAR\u6587\u4ef6\u6216\u7c7b\u6587\u4ef6\u5373\u53ef&#xff0c;\u65e0\u9700\u91cd\u542f\u6574\u4e2a\u670d\u52a1\u5668\u3002\u70ed\u90e8\u7f72\u6781\u5927\u5730\u63d0\u9ad8\u4e86\u5f00\u53d1\u548c\u6d4b\u8bd5\u7684\u6548\u7387\u3002 <\/p>\n<h4> \u542f\u52a8\u4f18\u5316\u7b56\u7565 <\/h4>\n<p> \u4e3a\u4e86\u8fdb\u4e00\u6b65\u63d0\u9ad8Tomcat\u7684\u542f\u52a8\u901f\u5ea6&#xff0c;\u5f00\u53d1\u8005\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u4f18\u5316\u7b56\u7565&#xff1a; <\/p>\n<ul>\n<li>  \u51cf\u5c11\u52a0\u8f7d\u7c7b\u7684\u6570\u91cf  &#xff1a;\u7cbe\u7b80\u5e94\u7528\u4e2d\u4e0d\u5fc5\u8981\u7684\u4f9d\u8d56\u5e93&#xff0c;\u901a\u8fc7\u5206\u6790\u5e94\u7528\u7684\u4f9d\u8d56\u5173\u7cfb\u51cf\u5c11\u52a0\u8f7d\u7684\u7c7b\u7684\u6570\u91cf\u3002 <\/li>\n<li>  \u914d\u7f6eJVM\u542f\u52a8\u53c2\u6570  &#xff1a;\u5408\u7406\u8bbe\u7f6eJVM\u7684\u5806\u5927\u5c0f\u3001\u5783\u573e\u6536\u96c6\u5668\u7b49\u53c2\u6570&#xff0c;\u53ef\u4ee5\u6709\u6548\u51cf\u5c11\u542f\u52a8\u65f6\u95f4\u3002 <\/li>\n<li>  \u9884\u7f16\u8bd1JSP  &#xff1a;\u5bf9\u4e8eJSP\u9875\u9762&#xff0c;\u53ef\u4ee5\u5728\u90e8\u7f72\u65f6\u9884\u5148\u7f16\u8bd1\u6210Servlet&#xff0c;\u907f\u514d\u4e86\u5728\u542f\u52a8\u65f6\u52a8\u6001\u7f16\u8bd1\u7684\u5f00\u9500\u3002 <\/li>\n<li>  \u4f7f\u7528\u589e\u91cf\u7f16\u8bd1  &#xff1a;\u542f\u7528JSP\u7684\u589e\u91cf\u7f16\u8bd1\u529f\u80fd&#xff0c;\u4ec5\u5728JSP\u6587\u4ef6\u53d1\u751f\u66f4\u6539\u65f6\u8fdb\u884c\u7f16\u8bd1&#xff0c;\u51cf\u5c11\u4e86\u7f16\u8bd1\u6b21\u6570\u3002 <\/li>\n<\/ul>\n<p> \u901a\u8fc7\u4ee5\u4e0a\u7b56\u7565&#xff0c;\u53ef\u4ee5\u663e\u8457\u63d0\u5347Tomcat\u7684\u542f\u52a8\u6548\u7387&#xff0c;\u8ba9\u5f00\u53d1\u8005\u548c\u6700\u7ec8\u7528\u6237\u4eab\u53d7\u5230\u66f4\u5feb\u7684\u670d\u52a1\u4e0a\u7ebf\u901f\u5ea6\u3002 <\/p>\n<p>graph LR<br \/>\nA[\u542f\u52a8Tomcat] &#8211;&gt; B[\u521d\u59cb\u5316Server]<br \/>\nB &#8211;&gt; C[\u521b\u5efaService]<br \/>\nC &#8211;&gt; D[\u914d\u7f6eConnector]<br \/>\nD &#8211;&gt; E[\u542f\u52a8Engine]<br \/>\nE &#8211;&gt; F[\u52a0\u8f7dHost\u548cContext]<br \/>\nF &#8211;&gt; G[\u52a0\u8f7d\u7c7b\u548c\u8d44\u6e90]<br \/>\nG &#8211;&gt; H[\u70ed\u90e8\u7f72\u68c0\u67e5]<br \/>\nH &#8211;&gt; I[\u542f\u52a8\u5b8c\u6bd5]<\/p>\n<p> \u5728\u4e0a\u8ff0\u6d41\u7a0b\u56fe\u4e2d&#xff0c;\u6211\u4eec\u63cf\u7ed8\u4e86Tomcat\u542f\u52a8\u8fc7\u7a0b\u4e2d\u7684\u5173\u952e\u6b65\u9aa4&#xff0c;\u5c55\u793a\u4e86\u7ec4\u4ef6\u88ab\u4f9d\u6b21\u521d\u59cb\u5316\u548c\u914d\u7f6e&#xff0c;\u76f4\u81f3\u6700\u7ec8\u542f\u52a8\u5b8c\u6210\u7684\u8fc7\u7a0b\u3002 <\/p>\n<p> \u603b\u7684\u6765\u8bf4&#xff0c;Apache Tomcat\u901a\u8fc7\u5176\u8f7b\u91cf\u7ea7\u8bbe\u8ba1\u548c\u9ad8\u6548\u7684\u542f\u52a8\u673a\u5236&#xff0c;\u4e0d\u4ec5\u4e3a\u5f00\u53d1\u8005\u63d0\u4f9b\u4e86\u6613\u4e8e\u7ba1\u7406\u7684Web\u670d\u52a1\u5668\u5e73\u53f0&#xff0c;\u800c\u4e14\u5728\u63d0\u9ad8\u5e94\u7528\u90e8\u7f72\u901f\u5ea6\u548c\u7cfb\u7edf\u6027\u80fd\u65b9\u9762\u8868\u73b0\u4f18\u5f02\u3002\u8fd9\u4f7f\u5f97Tomcat\u6210\u4e3a\u6784\u5efa\u548c\u90e8\u7f72Web\u5e94\u7528\u7684\u9996\u9009\u670d\u52a1\u5668\u4e4b\u4e00\u3002 <\/p>\n<h2> 4. Apache Tomcat\u7684HTTP\u5904\u7406\u548cServlet\u652f\u6301 <\/h2>\n<h3> 4.1 HTTP\u8bf7\u6c42\u5904\u7406\u673a\u5236 <\/h3>\n<h4> 4.1.1 \u8fde\u63a5\u5668\u67b6\u6784\u4e0e\u5de5\u4f5c\u6d41\u7a0b <\/h4>\n<p> Apache Tomcat\u4f5c\u4e3a\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u7684Servlet\u5bb9\u5668&#xff0c;\u5b83\u7684\u6838\u5fc3\u529f\u80fd\u4e4b\u4e00\u5c31\u662f\u5904\u7406HTTP\u8bf7\u6c42\u3002\u8fde\u63a5\u5668&#xff08;Connector&#xff09;\u662fTomcat\u4e2d\u7684\u4e00\u4e2a\u7ec4\u4ef6&#xff0c;\u8d1f\u8d23\u76d1\u542c\u7279\u5b9a\u7aef\u53e3\u4e0a\u7684\u8bf7\u6c42\u5e76\u63a5\u6536\u6765\u81ea\u5ba2\u6237\u7aef\u7684HTTP\u8bf7\u6c42\u3002Tomcat\u652f\u6301\u591a\u79cd\u8fde\u63a5\u5668&#xff0c;\u6bd4\u5982\u6700\u5e38\u7528\u7684HTTP\u8fde\u63a5\u5668\u3002 <\/p>\n<p> Tomcat\u7684\u8fde\u63a5\u5668\u67b6\u6784\u8bbe\u8ba1\u4e3a\u53ef\u63d2\u62d4\u5f0f&#xff0c;\u5141\u8bb8\u5f00\u53d1\u8005\u9009\u62e9\u4e0d\u540c\u7684\u8fde\u63a5\u5668\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u9700\u6c42\u3002HTTP\u8fde\u63a5\u5668\u57fa\u4e8eJava\u7684\u975e\u963b\u585eIO&#xff08;NIO&#xff09;\u5b9e\u73b0&#xff0c;\u5e76\u4e14\u8fd8\u652f\u6301\u963b\u585eIO&#xff08;BIO&#xff09;\u548c\u5f02\u6b65IO&#xff08;AIO&#xff09;\u3002 <\/p>\n<p> \u5de5\u4f5c\u6d41\u7a0b\u5982\u4e0b&#xff1a; 1. \u5ba2\u6237\u7aef\u53d1\u9001HTTP\u8bf7\u6c42\u5230Tomcat\u670d\u52a1\u5668\u7684\u6307\u5b9a\u7aef\u53e3\u3002 2. HTTP\u8fde\u63a5\u5668\u63a5\u6536\u5230\u8bf7\u6c42\u540e&#xff0c;\u521b\u5efa\u4e00\u4e2aRequest\u5bf9\u8c61&#xff0c;\u89e3\u6790HTTP\u8bf7\u6c42\u5934&#xff0c;\u5e76\u5c06\u8bf7\u6c42\u4fe1\u606f\u586b\u5145\u5230Request\u5bf9\u8c61\u4e2d\u3002 3. \u89e3\u6790\u5b8c\u8bf7\u6c42\u540e&#xff0c;\u8fde\u63a5\u5668\u67e5\u627e\u9002\u5408\u5904\u7406\u6b64\u8bf7\u6c42\u7684Servlet\u5bb9\u5668&#xff08;Engine&#xff09;&#xff0c;\u5e76\u5c06\u8bf7\u6c42\u4fe1\u606f\u4f20\u9012\u7ed9\u5b83\u3002 4. Servlet\u5bb9\u5668\u5c06\u54cd\u5e94\u8fd4\u56de\u7ed9\u8fde\u63a5\u5668\u3002 5. \u8fde\u63a5\u5668\u5c06\u54cd\u5e94\u4fe1\u606f\u5c01\u88c5\u6210HTTP\u54cd\u5e94\u683c\u5f0f&#xff0c;\u5e76\u5c06\u5176\u53d1\u9001\u56de\u5ba2\u6237\u7aef\u3002 <\/p>\n<h4> 4.1.2 \u8bf7\u6c42\u548c\u54cd\u5e94\u7684\u5c01\u88c5\u4e0e\u5904\u7406 <\/h4>\n<p> \u5728Tomcat\u4e2d&#xff0c;\u6240\u6709\u7684HTTP\u8bf7\u6c42\u548c\u54cd\u5e94\u90fd\u901a\u8fc7\u7279\u5b9a\u7684\u7c7b\u8fdb\u884c\u5c01\u88c5&#xff0c;\u8fd9\u4e9b\u7c7b\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u65b9\u6cd5\u6765\u64cd\u4f5cHTTP\u6d88\u606f\u3002 <\/p>\n<p> \u5bf9\u4e8e\u8bf7\u6c42&#xff0c;Tomcat\u4f7f\u7528  org.apache.coyote.Request  \u7c7b\u5c01\u88c5\u4e86\u4ece\u5ba2\u6237\u7aef\u63a5\u6536\u5230\u7684\u6240\u6709HTTP\u8bf7\u6c42\u4fe1\u606f\u3002\u8fd9\u4e2a\u7c7b\u5305\u542b\u4e86\u8bf7\u6c42\u5934\u3001\u8bf7\u6c42\u4f53\u4ee5\u53ca\u5bf9\u8fd9\u4e9b\u6570\u636e\u7684\u64cd\u4f5c\u65b9\u6cd5\u3002 <\/p>\n<p> \u5bf9\u4e8e\u54cd\u5e94&#xff0c;Tomcat\u4f7f\u7528  org.apache.coyote.Response  \u7c7b\u5c01\u88c5\u6240\u6709\u9700\u8981\u53d1\u9001\u56de\u5ba2\u6237\u7aef\u7684HTTP\u54cd\u5e94\u4fe1\u606f\u3002\u4e0eRequest\u7c7b\u4f3c&#xff0c;Response\u7c7b\u4e5f\u63d0\u4f9b\u4e86\u64cd\u4f5cHTTP\u54cd\u5e94\u5934\u548c\u54cd\u5e94\u4f53\u7684\u65b9\u6cd5\u3002 <\/p>\n<p> \u5728\u5904\u7406\u8bf7\u6c42\u548c\u54cd\u5e94\u65f6&#xff0c;Tomcat\u8fd8\u9700\u8981\u5904\u7406\u8bf7\u6c42\u53c2\u6570\u7684\u89e3\u6790\u3001\u8bf7\u6c42\u8f6c\u53d1\u3001\u9519\u8bef\u5904\u7406\u7b49\u4efb\u52a1\u3002\u6240\u6709\u8fd9\u4e9b\u64cd\u4f5c\u90fd\u662f\u56f4\u7ed5\u7740\u8fd9\u4e24\u4e2a\u5c01\u88c5\u7c7b\u5c55\u5f00\u7684\u3002\u6b64\u5916&#xff0c;Tomcat\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e2a\u53ef\u6269\u5c55\u7684\u673a\u5236\u6765\u5141\u8bb8\u5f00\u53d1\u8005\u521b\u5efa\u81ea\u5df1\u7684\u5305\u88c5\u7c7b\u6216\u5904\u7406\u903b\u8f91&#xff0c;\u4ece\u800c\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u4e1a\u52a1\u9700\u6c42\u3002 <\/p>\n<h3> 4.2 Servlet\u652f\u6301\u6df1\u5165\u5256\u6790 <\/h3>\n<h4> 4.2.1 Servlet\u6620\u5c04\u548c\u52a0\u8f7d\u673a\u5236 <\/h4>\n<p> Servlet\u662fJava EE\u89c4\u8303\u4e2d\u7684\u4e00\u4e2a\u6838\u5fc3\u7ec4\u4ef6&#xff0c;\u7528\u4e8e\u5b9e\u73b0\u52a8\u6001Web\u5185\u5bb9\u3002Servlet\u5bb9\u5668\u662f\u8d1f\u8d23\u7ba1\u7406Servlet\u751f\u547d\u5468\u671f\u7684\u5bf9\u8c61\u3002\u5728Tomcat\u4e2d&#xff0c;Servlet\u5bb9\u5668\u662f\u901a\u8fc7Engine\u3001Host\u548cContext\u8fd9\u6837\u7684\u5c42\u6b21\u7ed3\u6784\u6765\u8fdb\u884c\u7ba1\u7406\u7684\u3002 <\/p>\n<p> Servlet\u7684\u6620\u5c04\u662f\u6307\u5b9a\u54ea\u4e9bURL\u8bf7\u6c42\u5e94\u8be5\u7531Servlet\u5904\u7406\u7684\u673a\u5236\u3002\u5f53Tomcat\u63a5\u6536\u5230\u4e00\u4e2aHTTP\u8bf7\u6c42\u65f6&#xff0c;\u5b83\u4f1a\u6839\u636e\u8bf7\u6c42\u7684URL\u6765\u51b3\u5b9a\u5c06\u8bf7\u6c42\u8f6c\u53d1\u7ed9\u54ea\u4e2aServlet\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u6d89\u53ca\u5230\u51e0\u4e2a\u5173\u952e\u7684\u914d\u7f6e\u6587\u4ef6&#xff1a; <\/p>\n<ul>\n<li>  server.xml  &#xff1a;\u8fd9\u4e2a\u6587\u4ef6\u5b9a\u4e49\u4e86Tomcat\u670d\u52a1\u5668\u7684\u9876\u5c42\u5bb9\u5668\u7ed3\u6784&#xff0c;\u5305\u62ecService\u3001Connector\u548cEngine\u7b49\u3002 <\/li>\n<li>  context.xml  &#xff1a;\u8fd9\u4e2a\u6587\u4ef6\u7528\u4e8e\u914d\u7f6e\u5355\u4e2aWeb\u5e94\u7528\u7684\u53c2\u6570&#xff0c;\u5982\u8d44\u6e90\u6587\u4ef6\u7684\u4f4d\u7f6e\u3001\u522b\u540d\u3001\u521d\u59cb\u5316\u53c2\u6570\u7b49\u3002 <\/li>\n<li>  web.xml  &#xff1a;\u6bcf\u4e2aWeb\u5e94\u7528\u4e2d\u90fd\u5fc5\u987b\u5305\u542b\u4e00\u4e2a  web.xml  \u6587\u4ef6&#xff0c;\u5b83\u5b9a\u4e49\u4e86Web\u5e94\u7528\u7684\u90e8\u7f72\u63cf\u8ff0\u7b26\u3002\u5728\u8fd9\u91cc\u53ef\u4ee5\u914d\u7f6eServlet\u3001Servlet\u6620\u5c04\u3001\u76d1\u542c\u5668\u7b49\u7ec4\u4ef6\u3002 <\/li>\n<\/ul>\n<p> Servlet\u52a0\u8f7d\u673a\u5236\u9075\u5faa\u4ee5\u4e0b\u6b65\u9aa4&#xff1a; 1. \u5f53Tomcat\u542f\u52a8\u65f6&#xff0c;\u5b83\u4f1a\u89e3\u6790  web.xml  \u6587\u4ef6&#xff0c;\u6839\u636e\u914d\u7f6e\u521d\u59cb\u5316Servlet\u7c7b\u3002 2.Servlet\u88ab\u52a0\u8f7d\u5230\u5185\u5b58\u4e2d&#xff0c;\u5e76\u8fdb\u884c\u5b9e\u4f8b\u5316\u3002 3. \u5bf9\u4e8e\u6bcf\u4e2a\u8bf7\u6c42&#xff0c;Tomcat\u4f1a\u6839\u636e\u8bf7\u6c42\u7684URL\u6a21\u5f0f&#xff0c;\u627e\u5230\u5bf9\u5e94\u7684Servlet\u5b9e\u4f8b\u3002 4. \u8c03\u7528Servlet\u7684  service()  \u65b9\u6cd5&#xff0c;\u5904\u7406\u8bf7\u6c42\u5e76\u8fd4\u56de\u54cd\u5e94\u3002 <\/p>\n<h4> 4.2.2 \u591a\u79cdServlet\u5bb9\u5668\u7684\u6bd4\u8f83 <\/h4>\n<p> Tomcat\u4e2d\u4e0d\u540c\u5c42\u6b21\u7684Servlet\u5bb9\u5668&#xff0c;\u5176\u804c\u8d23\u548c\u5e94\u7528\u573a\u666f\u6709\u6240\u4e0d\u540c\u3002 <\/p>\n<ul>\n<li>  Engine  &#xff1a;\u8fd9\u662fServlet\u5bb9\u5668\u7684\u6700\u9ad8\u5c42\u6b21&#xff0c;\u5b83\u5728\u7ed9\u5b9a\u7684Tomcat\u5b9e\u4f8b\u4e2d\u5904\u7406\u6240\u6709\u8bf7\u6c42&#xff0c;\u662fHost\u7684\u5bb9\u5668\u3002 <\/li>\n<li>  Host  &#xff1a;\u901a\u5e38\u4ee3\u8868\u4e00\u4e2a\u865a\u62df\u4e3b\u673a&#xff0c;\u5b83\u5305\u542b\u4e00\u4e2a\u6216\u591a\u4e2a\u5e94\u7528\u7684\u4e0a\u4e0b\u6587\u73af\u5883\u3002 <\/li>\n<li>  Context  &#xff1a;\u4ee3\u8868\u4e00\u4e2a\u7279\u5b9a\u7684Web\u5e94\u7528\u3002\u6bcf\u4e2aContext\u4e0e\u4e00\u4e2a\u7279\u5b9a\u7684Web\u5e94\u7528\u76f8\u5173\u8054&#xff0c;\u7ef4\u62a4\u4e86\u8be5\u5e94\u7528\u7684Servlet\u5b9e\u4f8b\u548c\u5176\u4ed6\u7ec4\u4ef6\u3002 <\/li>\n<\/ul>\n<p> \u8fd9\u4e9b\u5bb9\u5668\u7684\u8bbe\u8ba1\u4f7f\u5f97Tomcat\u5177\u6709\u826f\u597d\u7684\u53ef\u6269\u5c55\u6027\u548c\u7075\u6d3b\u6027\u3002Engine\u548cHost\u901a\u5e38\u4e0d\u4f1a\u9891\u7e41\u66f4\u6539&#xff0c;\u800cContext\u5219\u7ecf\u5e38\u52a8\u6001\u53d8\u5316&#xff0c;\u7279\u522b\u662f\u5728\u652f\u6301\u70ed\u90e8\u7f72\u7684\u573a\u666f\u4e0b\u3002Tomcat\u53ef\u4ee5\u540c\u65f6\u8fd0\u884c\u591a\u4e2aEngine&#xff0c;\u6bcf\u4e2aEngine\u90fd\u53ef\u4ee5\u6709\u81ea\u5df1\u7684Host\u96c6\u5408&#xff0c;\u800c\u6bcf\u4e2aHost\u53c8\u53ef\u4ee5\u627f\u8f7d\u591a\u4e2aContext\u3002 <\/p>\n<p> \u5728\u6027\u80fd\u65b9\u9762&#xff0c;\u4e0d\u540c\u7684Servlet\u5bb9\u5668\u4f1a\u6709\u6240\u4e0d\u540c\u3002\u901a\u5e38\u60c5\u51b5\u4e0b&#xff0c;Engine\u7684\u6027\u80fd\u5f00\u9500\u6700\u5927&#xff0c;\u56e0\u4e3a\u5b83\u9700\u8981\u5904\u7406\u6240\u6709\u4f20\u5165\u7684\u8bf7\u6c42\u3002Host\u548cContext\u4e5f\u4f1a\u6709\u81ea\u5df1\u7684\u6027\u80fd\u5f00\u9500&#xff0c;\u4f46\u76f8\u5bf9\u8f83\u4f4e\u3002\u5728\u9009\u62e9\u5bb9\u5668\u65f6&#xff0c;\u9700\u8981\u6839\u636e\u5e94\u7528\u7684\u5177\u4f53\u9700\u6c42\u6765\u51b3\u5b9a\u4f7f\u7528\u54ea\u79cd\u5bb9\u5668&#xff0c;\u540c\u65f6\u8003\u8651\u6027\u80fd\u548c\u53ef\u7ef4\u62a4\u6027\u3002 <\/p>\n<h3> \u793a\u4f8b\u4ee3\u7801\u5c55\u793a <\/h3>\n<p> \u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684Servlet\u793a\u4f8b&#xff0c;\u5c55\u793a\u4e86\u5982\u4f55\u5728Tomcat\u4e2d\u521b\u5efa\u4e00\u4e2aServlet\u5e76\u6620\u5c04\u4e00\u4e2aURL\u6a21\u5f0f\u3002 <\/p>\n<p>import javax.servlet.*;<br \/>\nimport javax.servlet.http.*;<br \/>\nimport java.io.IOException;<br \/>\nimport java.io.PrintWriter;<\/p>\n<p>public class MyServlet extends HttpServlet {<\/p>\n<p>    &#064;Override<br \/>\n    public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {<br \/>\n        \/\/ \u8bbe\u7f6e\u54cd\u5e94\u5185\u5bb9\u7c7b\u578b<br \/>\n        response.setContentType(&#034;text\/html;charset&#061;UTF-8&#034;);<br \/>\n        PrintWriter out &#061; response.getWriter();<br \/>\n        try {<br \/>\n            \/\/ \u5728\u54cd\u5e94\u4f53\u4e2d\u8f93\u51fa\u6b22\u8fce\u4fe1\u606f<br \/>\n            out.println(&#034;&lt;h1&gt;Welcome to MyServlet!&lt;\/h1&gt;&#034;);<br \/>\n        } finally {<br \/>\n            out.close();<br \/>\n        }<br \/>\n}<\/p>\n<p> \u4e3a\u4e86\u5c06\u8fd9\u4e2aServlet\u6620\u5c04\u5230\u4e00\u4e2aURL\u6a21\u5f0f&#xff0c;\u9700\u8981\u5728Web\u5e94\u7528\u7684  web.xml  \u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e&#xff1a; <\/p>\n<p>&lt;servlet&gt;<br \/>\n    &lt;servlet-name&gt;MyServlet&lt;\/servlet-name&gt;<br \/>\n    &lt;servlet-class&gt;MyServlet&lt;\/servlet-class&gt;<br \/>\n&lt;\/servlet&gt;<br \/>\n&lt;servlet-mapping&gt;<br \/>\n    &lt;servlet-name&gt;MyServlet&lt;\/servlet-name&gt;<br \/>\n    &lt;url-pattern&gt;\/my-servlet&lt;\/url-pattern&gt;<br \/>\n&lt;\/servlet-mapping&gt;<\/p>\n<p> \u4e0a\u9762\u7684XML\u914d\u7f6e\u5c06\u4f1a\u628a\u8bbf\u95ee  \/my-servlet  \u7684\u8bf7\u6c42\u6620\u5c04\u5230  MyServlet  \u7c7b\u7684  doGet  \u65b9\u6cd5\u4e0a\u3002 <\/p>\n<p> \u8fd9\u4e2a\u4ee3\u7801\u5757\u4e2d\u7684Servlet\u903b\u8f91\u975e\u5e38\u7b80\u5355&#xff0c;\u4ec5\u4ec5\u662f\u8fd4\u56de\u4e00\u4e2a\u6b22\u8fce\u4fe1\u606f\u3002\u5728\u5b9e\u9645\u7684\u5e94\u7528\u5f00\u53d1\u4e2d&#xff0c;Servlet\u53ef\u4ee5\u6267\u884c\u590d\u6742\u7684\u4e1a\u52a1\u903b\u8f91\u5904\u7406&#xff0c;\u6bd4\u5982\u8bbf\u95ee\u6570\u636e\u5e93\u3001\u751f\u6210\u52a8\u6001\u5185\u5bb9\u7b49\u3002 <\/p>\n<h3> \u8868\u683c\u4e0e\u6d41\u7a0b\u56fe <\/h3>\n<p> \u4e0b\u9762\u662f\u4e00\u4e2a\u8868\u683c&#xff0c;\u7528\u6765\u5bf9\u6bd4Tomcat\u4e2dEngine\u3001Host\u548cContext\u7684\u7279\u70b9&#xff1a; <\/p>\n<p> | \u5bb9\u5668\u5c42\u6b21 | \u63cf\u8ff0 | \u804c\u8d23 | |&#8212;&#8212;&#8212;|&#8212;&#8211;|&#8212;&#8211;| | Engine | Servlet\u5bb9\u5668\u7684\u6700\u9ad8\u5c42\u6b21 | \u5904\u7406\u6240\u6709\u8bf7\u6c42&#xff0c;\u8d1f\u8d23\u7ba1\u7406Host | | Host | \u4ee3\u8868\u4e00\u4e2a\u865a\u62df\u4e3b\u673a | \u5305\u542b\u591a\u4e2aWeb\u5e94\u7528\u7684Context | | Context | \u4ee3\u8868\u4e00\u4e2a\u7279\u5b9a\u7684Web\u5e94\u7528 | \u7ef4\u62a4Servlet\u5b9e\u4f8b\u548c\u5176\u4ed6\u7ec4\u4ef6 | <\/p>\n<p> \u63a5\u4e0b\u6765\u5c55\u793a\u7684\u662f\u4e00\u4e2a\u6d41\u7a0b\u56fe&#xff0c;\u63cf\u8ff0\u4e86Tomcat\u5904\u7406HTTP\u8bf7\u6c42\u7684\u603b\u4f53\u6d41\u7a0b&#xff1a; <\/p>\n<p>graph LR<br \/>\nA[\u63a5\u6536\u5230\u5ba2\u6237\u7aefHTTP\u8bf7\u6c42] &#8211;&gt; B[HTTP\u8fde\u63a5\u5668\u63a5\u6536\u8bf7\u6c42]<br \/>\nB &#8211;&gt; C[\u5c01\u88c5\u8bf7\u6c42\u5230Request\u5bf9\u8c61]<br \/>\nC &#8211;&gt; D[\u67e5\u627eEngine]<br \/>\nD &#8211;&gt; E[\u67e5\u627eHost]<br \/>\nE &#8211;&gt; F[\u67e5\u627eContext]<br \/>\nF &#8211;&gt; G[\u5206\u53d1\u8bf7\u6c42\u7ed9Servlet]<br \/>\nG &#8211;&gt; H[Servlet\u5904\u7406\u8bf7\u6c42]<br \/>\nH &#8211;&gt; I[\u5c01\u88c5\u54cd\u5e94\u5230Response\u5bf9\u8c61]<br \/>\nI &#8211;&gt; J[HTTP\u8fde\u63a5\u5668\u53d1\u9001\u54cd\u5e94]<br \/>\nJ &#8211;&gt; K[\u5ba2\u6237\u7aef\u63a5\u6536HTTP\u54cd\u5e94]<\/p>\n<p> \u901a\u8fc7\u8fd9\u4e2a\u6d41\u7a0b\u56fe&#xff0c;\u6211\u4eec\u53ef\u4ee5\u6e05\u6670\u5730\u770b\u5230Tomcat\u5728\u5904\u7406\u4e00\u4e2aHTTP\u8bf7\u6c42\u65f6\u5404\u4e2a\u7ec4\u4ef6\u4e4b\u95f4\u7684\u4ea4\u4e92\u8fc7\u7a0b\u3002\u8fd9\u4e0d\u4ec5\u6709\u52a9\u4e8e\u7406\u89e3Tomcat\u7684\u67b6\u6784&#xff0c;\u8fd8\u80fd\u591f\u5e2e\u52a9\u5f00\u53d1\u8005\u4f18\u5316\u4ed6\u4eec\u7684\u5e94\u7528\u6027\u80fd&#xff0c;\u4ee5\u53ca\u5728\u8bca\u65ad\u95ee\u9898\u65f6\u5feb\u901f\u5b9a\u4f4d\u95ee\u9898\u6240\u5728\u3002 <\/p>\n<h2> 5. Apache Tomcat\u7684\u914d\u7f6e\u4e0e\u90e8\u7f72 <\/h2>\n<h3> 5.1 \u914d\u7f6e\u7ba1\u7406\u80fd\u529b\u5c55\u793a <\/h3>\n<p> Apache Tomcat\u4f5c\u4e3a\u4e00\u6b3e\u6d41\u884c\u7684Java\u5e94\u7528\u670d\u52a1\u5668&#xff0c;\u5176\u914d\u7f6e\u7ba1\u7406\u80fd\u529b\u662f\u5176\u4e00\u5927\u4eae\u70b9\u3002\u6b63\u786e\u914d\u7f6eTomcat\u4e0d\u4ec5\u53ef\u4ee5\u786e\u4fdd\u5e94\u7528\u7684\u6b63\u5e38\u8fd0\u884c&#xff0c;\u8fd8\u80fd\u5bf9\u670d\u52a1\u5668\u7684\u6027\u80fd\u8fdb\u884c\u4f18\u5316&#xff0c;\u8fbe\u5230\u66f4\u9ad8\u6c34\u5e73\u7684\u53ef\u6269\u5c55\u6027\u548c\u7a33\u5b9a\u6027\u3002 <\/p>\n<h4> 5.1.1 server.xml\u7684\u6838\u5fc3\u914d\u7f6e\u89e3\u6790 <\/h4>\n<p> Tomcat\u7684\u6838\u5fc3\u914d\u7f6e\u6587\u4ef6\u662f  server.xml  &#xff0c;\u5b83\u5b9a\u4e49\u4e86\u670d\u52a1\u5668\u7684\u4e3b\u8981\u7ec4\u4ef6\u548c\u8fde\u63a5\u5668\u7684\u914d\u7f6e\u4fe1\u606f\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u51e0\u4e2a\u5173\u952e\u914d\u7f6e\u9879\u3002 <\/p>\n<h5> \u8fde\u63a5\u5668\u914d\u7f6e <\/h5>\n<p> \u8fde\u63a5\u5668(Connector)\u8d1f\u8d23\u5efa\u7acb\u548c\u7ba1\u7406\u4e0e\u5ba2\u6237\u7aef\u7684\u901a\u4fe1\u8fde\u63a5&#xff0c;\u662f\u670d\u52a1\u5668\u4e0e\u5916\u754c\u901a\u4fe1\u7684\u6865\u6881\u3002\u5728  server.xml  \u4e2d&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539\u8fde\u63a5\u5668\u7684\u914d\u7f6e\u6765\u7ba1\u7406\u670d\u52a1\u5668\u7684\u8fde\u63a5\u884c\u4e3a\u3002 <\/p>\n<p>&lt;Connector port&#061;&#034;8080&#034; protocol&#061;&#034;HTTP\/1.1&#034;<br \/>\n           connectionTimeout&#061;&#034;20000&#034;<br \/>\n           redirectPort&#061;&#034;8443&#034; \/&gt;<\/p>\n<p>  \u53c2\u6570\u8bf4\u660e&#xff1a;  <\/p>\n<ul>\n<li>  port  : \u5b9a\u4e49\u4e86Tomcat\u76d1\u542c\u7684\u7aef\u53e3\u53f7&#xff0c;\u901a\u5e38HTTP\u670d\u52a1\u4f7f\u75288080\u7aef\u53e3\u3002 <\/li>\n<li>  protocol  : \u6307\u5b9a\u8fde\u63a5\u5668\u4f7f\u7528\u7684\u534f\u8bae&#xff0c;\u53ef\u4ee5\u662f  HTTP\/1.1  \u6216\u8005  AJP  \u7b49\u3002 <\/li>\n<li>  connectionTimeout  : \u5b9a\u4e49\u5efa\u7acb\u8fde\u63a5\u7684\u8d85\u65f6\u65f6\u95f4\u3002 <\/li>\n<li>  redirectPort  : \u5f53\u4f7f\u7528\u4e86\u9700\u8981\u5b89\u5168\u901a\u9053\u7684\u534f\u8bae&#xff08;\u5982HTTPS&#xff09;\u65f6&#xff0c;\u5c06\u9700\u8981\u91cd\u5b9a\u5411\u7684\u7aef\u53e3\u3002 <\/li>\n<\/ul>\n<h5> \u4e3b\u673a\u914d\u7f6e <\/h5>\n<p>&lt;Host name&#061;&#034;localhost&#034;  appBase&#061;&#034;webapps&#034;<br \/>\n      unpackWARs&#061;&#034;true&#034; autoDeploy&#061;&#034;true&#034;&gt;<br \/>\n  &lt;!&#8211; \u914d\u7f6e\u5168\u5c40\u8d44\u6e90\u3001\u65e5\u5fd7\u3001\u503c\u7b49 &#8211;&gt;<br \/>\n&lt;\/Host&gt;<\/p>\n<p>  \u53c2\u6570\u8bf4\u660e&#xff1a;  <\/p>\n<ul>\n<li>  name  : \u4e3b\u673a\u7684\u540d\u79f0&#xff0c;\u901a\u5e38\u8bbe\u7f6e\u4e3a  localhost  \u3002 <\/li>\n<li>  appBase  : \u5e94\u7528\u5b58\u653e\u7684\u76ee\u5f55&#xff0c;\u9ed8\u8ba4\u4e3a  webapps  \u3002 <\/li>\n<li>  unpackWARs  : \u662f\u5426\u81ea\u52a8\u89e3\u538bWAR\u6587\u4ef6\u3002 <\/li>\n<li>  autoDeploy  : \u5f53Tomcat\u8fd0\u884c\u65f6&#xff0c;\u81ea\u52a8\u90e8\u7f72\u76ee\u5f55\u4e0b\u65b0\u589e\u7684\u5e94\u7528\u3002 <\/li>\n<\/ul>\n<h5> \u53c2\u6570\u914d\u7f6e\u793a\u4f8b <\/h5>\n<p>&lt;Context docBase&#061;&#034;myapp&#034; path&#061;&#034;\/myapp&#034; reloadable&#061;&#034;true&#034; \/&gt;<\/p>\n<p>  \u53c2\u6570\u8bf4\u660e&#xff1a;  <\/p>\n<ul>\n<li>  docBase  : \u5e94\u7528\u7684\u7269\u7406\u8def\u5f84\u6216\u8005WAR\u6587\u4ef6\u7684\u8def\u5f84\u3002 <\/li>\n<li>  path  : \u5e94\u7528\u7684\u8bbf\u95ee\u8def\u5f84\u3002 <\/li>\n<li>  reloadable  : \u5f53\u5e94\u7528\u4e2d\u7684\u6587\u4ef6\u53d1\u751f\u53d8\u5316\u65f6&#xff0c;\u662f\u5426\u81ea\u52a8\u91cd\u65b0\u52a0\u8f7d\u5e94\u7528\u3002 <\/li>\n<\/ul>\n<h4> 5.1.2 context.xml\u548cweb.xml\u7684\u914d\u7f6e\u6280\u5de7 <\/h4>\n<p> \u9664\u4e86  server.xml  \u4e4b\u5916&#xff0c;  context.xml  \u548c  web.xml  \u4e5f\u662f\u4e24\u4e2a\u5173\u952e\u7684\u914d\u7f6e\u6587\u4ef6&#xff0c;\u5206\u522b\u7528\u4e8e\u5e94\u7528\u7ea7\u522b\u7684\u914d\u7f6e\u548cweb\u5e94\u7528\u7ea7\u522b\u7684\u914d\u7f6e\u3002 <\/p>\n<h5> context.xml\u914d\u7f6e <\/h5>\n<p>  context.xml  \u4f4d\u4e8e\u5e94\u7528\u7684  META-INF  \u76ee\u5f55\u4e0b&#xff0c;\u53ef\u7528\u4e8e\u8bbe\u7f6e\u7279\u5b9a\u4e8e\u5e94\u7528\u7684\u8d44\u6e90\u3001\u76d1\u542c\u5668\u548c\u5176\u4ed6Spring\u6846\u67b6\u76f8\u5173\u7684\u914d\u7f6e\u3002 <\/p>\n<p>&lt;Resource name&#061;&#034;jdbc\/mydb&#034; auth&#061;&#034;Container&#034;<br \/>\n          type&#061;&#034;javax.sql.DataSource&#034; driverClassName&#061;&#034;com.mysql.jdbc.Driver&#034;<br \/>\n          url&#061;&#034;jdbc:mysql:\/\/localhost:3306\/mydb&#034;<br \/>\n          username&#061;&#034;dbuser&#034; password&#061;&#034;dbpass&#034; maxActive&#061;&#034;20&#034; maxIdle&#061;&#034;10&#034; maxWait&#061;&#034;-1&#034;\/&gt;<\/p>\n<p>  \u53c2\u6570\u8bf4\u660e&#xff1a;  <\/p>\n<ul>\n<li>  name  : \u6570\u636e\u6e90\u7684\u540d\u79f0\u3002 <\/li>\n<li>  auth  : \u5bb9\u5668\u6388\u6743\u3002 <\/li>\n<li>  type  : \u5bf9\u8c61\u7684\u7c7b\u578b&#xff0c;\u6b64\u5904\u662f\u6570\u636e\u6e90\u3002 <\/li>\n<li>  driverClassName  : \u6570\u636e\u5e93\u9a71\u52a8\u7c7b\u540d\u3002 <\/li>\n<li>  url  : \u6570\u636e\u5e93\u8fde\u63a5\u7684URL\u3002 <\/li>\n<li>  username  : \u6570\u636e\u5e93\u7528\u6237\u540d\u3002 <\/li>\n<li>  password  : \u6570\u636e\u5e93\u5bc6\u7801\u3002 <\/li>\n<li>  maxActive  \u7b49&#xff1a;\u8fde\u63a5\u6c60\u7684\u914d\u7f6e\u53c2\u6570\u3002 <\/li>\n<\/ul>\n<h5> web.xml\u914d\u7f6e <\/h5>\n<p>  web.xml  \u662f\u6bcf\u4e2aWeb\u5e94\u7528\u7684\u914d\u7f6e\u6587\u4ef6&#xff0c;\u7528\u4e8e\u8bbe\u7f6eservlet\u3001filter\u3001listener\u7b49\u7ec4\u4ef6\u3002 <\/p>\n<p>&lt;servlet&gt;<br \/>\n  &lt;servlet-name&gt;SampleServlet&lt;\/servlet-name&gt;<br \/>\n  &lt;servlet-class&gt;com.example.SampleServlet&lt;\/servlet-class&gt;<br \/>\n&lt;\/servlet&gt;<br \/>\n&lt;servlet-mapping&gt;<br \/>\n  &lt;servlet-name&gt;SampleServlet&lt;\/servlet-name&gt;<br \/>\n  &lt;url-pattern&gt;\/sample&lt;\/url-pattern&gt;<br \/>\n&lt;\/servlet-mapping&gt;<\/p>\n<p>  \u53c2\u6570\u8bf4\u660e&#xff1a;  <\/p>\n<ul>\n<li>  servlet-name  : \u5b9a\u4e49servlet\u7684\u540d\u5b57\u3002 <\/li>\n<li>  servlet-class  : \u5b9a\u4e49servlet\u7684\u5b8c\u6574\u7c7b\u540d\u3002 <\/li>\n<li>  servlet-mapping  : \u6620\u5c04servlet\u7684URL\u6a21\u5f0f\u3002 <\/li>\n<\/ul>\n<h3> 5.2 WAR\u6587\u4ef6\u7684\u90e8\u7f72\u6d41\u7a0b <\/h3>\n<p> \u90e8\u7f72WAR&#xff08;Web Archive&#xff09;\u6587\u4ef6\u662fTomcat\u5e94\u7528\u90e8\u7f72\u7684\u5e38\u89c1\u65b9\u5f0f\u3002\u5b83\u5305\u542b\u4e86\u4e00\u4e2aWeb\u5e94\u7528\u7684\u6240\u6709\u5fc5\u8981\u7ec4\u4ef6&#xff0c;\u5305\u62ecHTML\u9875\u9762\u3001JSP\u6587\u4ef6\u3001servlet\u3001\u7c7b\u6587\u4ef6\u548c\u8d44\u6e90\u6587\u4ef6\u3002 <\/p>\n<h4> 5.2.1 \u81ea\u52a8\u90e8\u7f72\u4e0e\u624b\u52a8\u90e8\u7f72\u7684\u533a\u522b <\/h4>\n<p> Apache Tomcat\u652f\u6301\u4e24\u79cd\u4e3b\u8981\u7684\u90e8\u7f72\u65b9\u5f0f&#xff1a;\u81ea\u52a8\u90e8\u7f72\u548c\u624b\u52a8\u90e8\u7f72\u3002 <\/p>\n<h5> \u81ea\u52a8\u90e8\u7f72 <\/h5>\n<p> \u5728Tomcat\u7684  conf  \u76ee\u5f55\u4e0b&#xff0c;\u4fee\u6539  server.xml  \u6587\u4ef6\u4e2d\u7684  &lt;Host&gt;  \u6807\u7b7e&#xff0c;\u5c06  autoDeploy  \u5c5e\u6027\u8bbe\u7f6e\u4e3a  true  \u5373\u53ef\u5f00\u542f\u81ea\u52a8\u90e8\u7f72\u3002 <\/p>\n<p>&lt;Host name&#061;&#034;localhost&#034; appBase&#061;&#034;webapps&#034;<br \/>\n      unpackWARs&#061;&#034;true&#034; autoDeploy&#061;&#034;true&#034;&gt;<br \/>\n  &#8230;<br \/>\n&lt;\/Host&gt;<\/p>\n<p>  \u4f18\u70b9&#xff1a;  \u7b80\u5355\u3001\u5feb\u6377&#xff0c;\u65e0\u9700\u624b\u52a8\u5e72\u9884\u3002 <\/p>\n<p>  \u7f3a\u70b9&#xff1a;  \u5904\u7406\u901f\u5ea6\u8f83\u6162&#xff0c;\u4e14\u5728Tomcat\u8fd0\u884c\u671f\u95f4\u65e0\u6cd5\u5bf9\u5e94\u7528\u8fdb\u884c\u66f4\u6539\u3002 <\/p>\n<h5> \u624b\u52a8\u90e8\u7f72 <\/h5>\n<p> \u901a\u8fc7\u5c06WAR\u6587\u4ef6\u590d\u5236\u5230  webapps  \u76ee\u5f55&#xff0c;\u6216\u8005\u4f7f\u7528Tomcat Manager\u8fdb\u884c\u90e8\u7f72\u3002 <\/p>\n<p>  \u4f18\u70b9&#xff1a;  \u53ef\u4ee5\u7075\u6d3b\u5730\u63a7\u5236\u90e8\u7f72\u65f6\u673a\u548c\u65b9\u5f0f\u3002 <\/p>\n<p>  \u7f3a\u70b9&#xff1a;  \u9700\u8981\u624b\u52a8\u64cd\u4f5c&#xff0c;\u6b65\u9aa4\u8f83\u4e3a\u7e41\u7410\u3002 <\/p>\n<h4> 5.2.2 \u90e8\u7f72\u8fc7\u7a0b\u4e2d\u7684\u5e38\u89c1\u95ee\u9898\u53ca\u89e3\u51b3\u65b9\u6848 <\/h4>\n<p> \u5728\u90e8\u7f72\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u4f1a\u9047\u5230\u4e00\u4e9b\u95ee\u9898&#xff0c;\u4f8b\u5982\u90e8\u7f72\u5931\u8d25\u3001\u5e94\u7528\u65e0\u6cd5\u6b63\u5e38\u8bbf\u95ee\u7b49\u3002\u4e0b\u9762\u5217\u4e3e\u4e00\u4e9b\u5e38\u89c1\u95ee\u9898\u53ca\u5176\u89e3\u51b3\u529e\u6cd5\u3002 <\/p>\n<h5> \u90e8\u7f72\u5931\u8d25 <\/h5>\n<p>  \u95ee\u9898\u539f\u56e0&#xff1a;  \u591a\u4e2a\u5e94\u7528\u540c\u65f6\u90e8\u7f72&#xff0c;\u7aef\u53e3\u51b2\u7a81&#xff0c;\u6216\u914d\u7f6e\u6587\u4ef6\u4e2d\u5b58\u5728\u9519\u8bef\u3002 <\/p>\n<p>  \u89e3\u51b3\u65b9\u6848&#xff1a;  \u68c0\u67e5\u7aef\u53e3\u5360\u7528\u60c5\u51b5&#xff0c;\u786e\u4fdd\u7aef\u53e3\u6ca1\u6709\u88ab\u5176\u4ed6\u5e94\u7528\u4f7f\u7528&#xff1b;\u6838\u5bf9  server.xml  \u3001  context.xml  \u548c  web.xml  \u4e2d\u7684\u914d\u7f6e\u9879\u662f\u5426\u6709\u8bef\u3002 <\/p>\n<h5> \u5e94\u7528\u65e0\u6cd5\u6b63\u5e38\u8bbf\u95ee <\/h5>\n<p>  \u95ee\u9898\u539f\u56e0&#xff1a;  WAR\u6587\u4ef6\u672a\u89e3\u538b\u3001\u5e94\u7528\u914d\u7f6e\u9519\u8bef\u6216\u5e94\u7528\u81ea\u8eab\u5b58\u5728\u95ee\u9898\u3002 <\/p>\n<p>  \u89e3\u51b3\u65b9\u6848&#xff1a;  \u786e\u8ba4  &lt;Context&gt;  \u914d\u7f6e\u4e2d\u7684  path  \u662f\u5426\u6b63\u786e&#xff1b;\u67e5\u770bTomcat\u7684  logs\/catalina.out  \u6587\u4ef6\u83b7\u53d6\u9519\u8bef\u4fe1\u606f&#xff1b;\u68c0\u67e5\u5e94\u7528\u7684  web.xml  \u914d\u7f6e\u662f\u5426\u6b63\u786e\u3002 <\/p>\n<p> \u603b\u7ed3&#xff0c;\u638c\u63e1Apache Tomcat\u7684\u914d\u7f6e\u4e0e\u90e8\u7f72\u5bf9\u4e8e\u786e\u4fdd\u5e94\u7528\u7a33\u5b9a\u8fd0\u884c\u81f3\u5173\u91cd\u8981\u3002\u901a\u8fc7\u719f\u7ec3\u914d\u7f6e  server.xml  \u3001  context.xml  \u548c  web.xml  \u6587\u4ef6&#xff0c;\u4ee5\u53ca\u7406\u89e3\u81ea\u52a8\u548c\u624b\u52a8\u90e8\u7f72\u7684\u533a\u522b&#xff0c;\u53ef\u4ee5\u66f4\u597d\u5730\u7ba1\u7406Web\u5e94\u7528\u7684\u751f\u547d\u5468\u671f\u3002\u89e3\u51b3\u90e8\u7f72\u4e2d\u51fa\u73b0\u7684\u95ee\u9898&#xff0c;\u662f\u63d0\u5347\u5f00\u53d1\u548c\u8fd0\u7ef4\u6548\u7387\u7684\u5173\u952e\u4e00\u6b65\u3002 <\/p>\n<h2> 6. Apache Tomcat\u7684\u5b89\u5168\u6027\u4e0e\u793e\u533a\u8d44\u6e90 <\/h2>\n<h3> 6.1 SSL\/TLS\u534f\u8bae\u4e0eHTTPS\u652f\u6301 <\/h3>\n<p> \u968f\u7740\u7f51\u7edc\u5b89\u5168\u610f\u8bc6\u7684\u589e\u5f3a&#xff0c;\u4e3aWeb\u5e94\u7528\u90e8\u7f72SSL\/TLS\u52a0\u5bc6\u6210\u4e3a\u4e86\u63d0\u5347\u5b89\u5168\u6027\u7684\u5173\u952e\u6b65\u9aa4\u3002Apache Tomcat\u4f5c\u4e3a\u5e94\u7528\u670d\u52a1\u5668&#xff0c;\u5176\u5bf9SSL\/TLS\u7684\u652f\u6301\u53ca\u5176\u5728HTTPS\u4e2d\u7684\u5e94\u7528&#xff0c;\u662f\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u5b89\u5168\u7684\u91cd\u8981\u65b9\u9762\u3002 <\/p>\n<h4> 6.1.1 \u5b89\u5168\u8fde\u63a5\u7684\u914d\u7f6e\u4e0e\u7ba1\u7406 <\/h4>\n<p> \u914d\u7f6eApache Tomcat\u4ee5\u652f\u6301SSL\/TLS\u6d89\u53ca\u751f\u6210\u548c\u4f7f\u7528\u5bc6\u94a5\u5e93\u548c\u4fe1\u4efb\u5e93&#xff0c;\u5bc6\u94a5\u5e93\u7528\u4e8e\u5b58\u50a8\u670d\u52a1\u5668\u7684\u79c1\u94a5\u548c\u8bc1\u4e66&#xff0c;\u800c\u4fe1\u4efb\u5e93\u5219\u5b58\u50a8\u4e86\u4fe1\u4efb\u7684\u7b2c\u4e09\u65b9\u8bc1\u4e66\u3002\u4ee5\u4e0b\u662f\u914d\u7f6eSSL\/TLS\u7684\u57fa\u672c\u6b65\u9aa4&#xff1a; <\/p>\n<li>\n<p> \u751f\u6210\u5bc6\u94a5\u5e93\u548c\u81ea\u7b7e\u540d\u8bc1\u4e66&#xff1a;  bash keytool -genkey -alias tomcat -keyalg RSA -keystore &lt;keystore-file&gt;  \u4f7f\u7528keytool\u5de5\u5177\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u81ea\u7b7e\u540d\u8bc1\u4e66\u7684\u5bc6\u94a5\u5e93\u3002 <\/p>\n<\/li>\n<li>\n<p> \u914d\u7f6eTomcat\u7684  server.xml  \u6587\u4ef6&#xff0c;\u542f\u7528HTTPS\u8fde\u63a5\u5668&#xff1a;  xml &lt;Connector port&#061;&#034;8443&#034; protocol&#061;&#034;org.apache.coyote.http11.Http11NioProtocol&#034; maxThreads&#061;&#034;150&#034; scheme&#061;&#034;https&#034; secure&#061;&#034;true&#034; SSLEnabled&#061;&#034;true&#034; keystoreFile&#061;&#034;conf\/keystore-file&#034; keystorePass&#061;&#034;keystore-password&#034; \/&gt;  \u5176\u4e2d  keystoreFile  \u548c  keystorePass  \u9700\u8981\u6307\u5411\u4f60\u521b\u5efa\u7684\u5bc6\u94a5\u5e93\u6587\u4ef6\u53ca\u5176\u5bc6\u7801\u3002 <\/p>\n<\/li>\n<li>\n<p> \u786e\u8ba4Tomcat\u5df2\u6b63\u786e\u52a0\u8f7d\u5bc6\u94a5\u5e93&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u5c1d\u8bd5\u8bbf\u95eeHTTPS\u7aef\u53e3\u6765\u6d4b\u8bd5\u914d\u7f6e\u3002 <\/p>\n<\/li>\n<h4> 6.1.2 \u9488\u5bf9HTTPS\u7684\u6027\u80fd\u4f18\u5316 <\/h4>\n<p> \u542f\u7528HTTPS\u867d\u7136\u63d0\u9ad8\u4e86\u5b89\u5168\u6027&#xff0c;\u4f46\u4f1a\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u4ea7\u751f\u4e00\u5b9a\u5f71\u54cd&#xff0c;\u4e3b\u8981\u662f\u7531\u4e8e\u52a0\u5bc6\u548c\u89e3\u5bc6\u8fc7\u7a0b\u589e\u52a0\u4e86CPU\u7684\u8d1f\u62c5\u3002\u4e3a\u4f18\u5316HTTPS\u6027\u80fd&#xff0c;\u53ef\u4ee5\u8003\u8651\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762&#xff1a; <\/p>\n<ul>\n<li> \u4f7f\u7528\u786c\u4ef6\u52a0\u901f\u5668&#xff08;\u5982SSL\u52a0\u901f\u5361\u6216\u4e13\u7528\u786c\u4ef6&#xff09;\u6765\u5904\u7406SSL\/TLS\u64cd\u4f5c\u3002 <\/li>\n<li> \u9009\u62e9\u9002\u5408\u7684\u52a0\u5bc6\u7b97\u6cd5\u548c\u5bc6\u94a5\u957f\u5ea6&#xff0c;\u907f\u514d\u4f7f\u7528\u8fc7\u65f6\u6216\u4f4e\u6548\u7684\u7b97\u6cd5\u3002 <\/li>\n<li> \u4f18\u5316\u5bc6\u94a5\u5e93\u548c\u4fe1\u4efb\u5e93\u7684\u914d\u7f6e&#xff0c;\u4f8b\u5982&#xff0c;\u4f7f\u7528JCEKS\u683c\u5f0f\u66ff\u4ee3\u9ed8\u8ba4\u7684JKS\u683c\u5f0f&#xff0c;\u53ef\u80fd\u83b7\u5f97\u66f4\u4f73\u7684\u6027\u80fd\u3002 <\/li>\n<li> \u5e94\u7528\u4f1a\u8bdd\u7f13\u5b58\u673a\u5236&#xff0c;\u51cf\u5c11SSL\u4f1a\u8bdd\u534f\u5546\u7684\u6b21\u6570\u3002 <\/li>\n<\/ul>\n<h3> 6.2 \u793e\u533a\u652f\u6301\u4e0e\u8d44\u6e90\u4e30\u5bcc <\/h3>\n<p> Apache Tomcat\u4f5c\u4e3a\u4e00\u4e2a\u5f00\u6e90\u9879\u76ee&#xff0c;\u6709\u7740\u6d3b\u8dc3\u7684\u793e\u533a\u548c\u4e30\u5bcc\u7684\u8d44\u6e90\u652f\u6301&#xff0c;\u4e3a\u5f00\u53d1\u8005\u63d0\u4f9b\u4e86\u89e3\u51b3\u95ee\u9898\u3001\u5b66\u4e60\u65b0\u6280\u672f\u548c\u8d21\u732e\u4ee3\u7801\u7684\u5e73\u53f0\u3002 <\/p>\n<h4> 6.2.1 \u793e\u533a\u8d21\u732e\u4e0e\u7248\u672c\u66f4\u65b0 <\/h4>\n<p> Apache Tomcat\u9879\u76ee\u63a5\u53d7\u4efb\u4f55\u5f62\u5f0f\u7684\u8d21\u732e&#xff0c;\u5305\u62ec\u4ee3\u7801\u63d0\u4ea4\u3001\u6587\u6863\u6539\u8fdb\u3001\u6d4b\u8bd5\u6848\u4f8b\u4ee5\u53ca\u65b0\u7684\u529f\u80fd\u63d0\u8bae\u3002\u793e\u533a\u8d21\u732e\u8005\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u9014\u5f84\u53c2\u4e0e&#xff1a; <\/p>\n<ul>\n<li> \u53c2\u4e0e\u90ae\u4ef6\u5217\u8868\u8ba8\u8bba\u3002 <\/li>\n<li> \u63d0\u4ea4bug\u62a5\u544a\u548c\u4fee\u590d\u3002 <\/li>\n<li> \u53c2\u4e0e\u5f00\u6e90\u9879\u76ee\u7ef4\u62a4\u548c\u5f00\u53d1\u3002 <\/li>\n<li> \u7f16\u5199\u548c\u63d0\u4ea4\u6587\u6863\u3002 <\/li>\n<\/ul>\n<p> Apache 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