{"id":19987,"date":"2025-04-19T02:36:43","date_gmt":"2025-04-18T18:36:43","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/19987.html"},"modified":"2025-04-19T02:36:43","modified_gmt":"2025-04-18T18:36:43","slug":"apache-tomcat-8-0-32%ef%bc%9ajava-web%e5%ba%94%e7%94%a8%e6%9c%8d%e5%8a%a1%e5%99%a8%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/19987.html","title":{"rendered":"Apache Tomcat 8.0.32\uff1aJava Web\u5e94\u7528\u670d\u52a1\u5668\u8be6\u89e3"},"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\/20250418183642-68029bba2d1e0.gif\" style=\"width:16px;margin-left:4px;vertical-align:text-bottom\" \/><\/p>\n<p> \u7b80\u4ecb&#xff1a;Apache Tomcat 8.0.32 \u662f\u4e00\u4e2a\u5f00\u6e90\u7684Web\u5e94\u7528\u7a0b\u5e8f\u5bb9\u5668&#xff0c;\u652f\u6301Java Servlet\u3001JSP\u548cJava EE\u7b49\u6280\u672f\u3002\u8be5\u7248\u672c\u4f18\u5316\u4e86\u6027\u80fd\u3001\u4fee\u590d\u4e86\u5b89\u5168\u6f0f\u6d1e&#xff0c;\u5e76\u589e\u52a0\u4e86\u5bf9Java EE 7\u7279\u6027\u7684\u652f\u6301\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdTomcat\u7684\u67b6\u6784\u3001\u5b89\u88c5\u8fc7\u7a0b\u3001\u7ba1\u7406\u5de5\u5177\u4ee5\u53ca\u5b89\u5168\u548c\u6545\u969c\u6392\u67e5\u6280\u672f&#xff0c;\u4e3a\u5f00\u53d1\u8005\u63d0\u4f9b\u4e86\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u4e14\u53ef\u9760\u7684Web\u5e94\u7528\u90e8\u7f72\u5e73\u53f0\u3002 <\/p>\n<h2> 1. Tomcat 8.0.32\u529f\u80fd\u7b80\u4ecb <\/h2>\n<p> \u5728\u4e92\u8054\u7f51\u6280\u672f\u7684\u8fc5\u731b\u53d1\u5c55\u4e0b&#xff0c;Web\u670d\u52a1\u5668\u8f6f\u4ef6\u7684\u7a33\u5b9a\u6027\u548c\u529f\u80fd\u6027\u5bf9\u4e8e\u4e1a\u52a1\u8fde\u7eed\u6027\u81f3\u5173\u91cd\u8981\u3002Apache Tomcat \u4f5c\u4e3aJava\u4e16\u754c\u4e2d\u6700\u91cd\u8981\u7684Web\u670d\u52a1\u5668\u4e4b\u4e00&#xff0c;\u51768.0.32\u7248\u672c\u63d0\u4f9b\u4e86\u8bb8\u591a\u589e\u5f3a\u7279\u6027&#xff0c;\u5305\u62ec\u5bf9Java EE 7\u7684\u652f\u6301&#xff0c;\u65b0\u7684\u8fde\u63a5\u5668\u4ee5\u53ca\u6027\u80fd\u548c\u5b89\u5168\u65b9\u9762\u7684\u6539\u8fdb\u3002\u672c\u7ae0\u8282\u5c06\u5e26\u60a8\u6982\u89c8Tomcat 8.0.32\u6240\u63d0\u4f9b\u7684\u5173\u952e\u529f\u80fd&#xff0c;\u4e3a\u6df1\u5165\u7406\u89e3\u540e\u7eed\u7ae0\u8282\u5185\u5bb9\u6253\u4e0b\u575a\u5b9e\u57fa\u7840\u3002 <\/p>\n<h3> 1.1 Java Servlet\u5bb9\u5668\u7684\u5b9e\u73b0 <\/h3>\n<p> Tomcat 8.0.32\u662fJava Servlet 3.1\u548cJavaServer Pages (JSP) 2.3\u89c4\u8303\u7684\u5b9e\u73b0\u8005\u3002\u8fd9\u610f\u5473\u7740\u5f00\u53d1\u8005\u53ef\u4ee5\u6784\u5efa\u53ef\u6269\u5c55\u3001\u6a21\u5757\u5316\u4ee5\u53ca\u53ef\u91cd\u590d\u4f7f\u7528\u7684\u57fa\u4e8eJava\u7684Web\u5e94\u7528\u7a0b\u5e8f\u3002 <\/p>\n<h3> 1.2 \u8fde\u63a5\u5668\u6280\u672f\u7684\u589e\u5f3a <\/h3>\n<p> Apache Tomcat\u7684\u8fde\u63a5\u5668\u6280\u672f\u8d1f\u8d23\u63a5\u6536\u5ba2\u6237\u7aef\u8bf7\u6c42&#xff0c;\u5e76\u5c06\u5176\u8f6c\u53d1\u7ed9\u90e8\u7f72\u7684\u5e94\u7528\u7a0b\u5e8f&#xff0c;\u7136\u540e\u5c06\u54cd\u5e94\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u30028.0.32\u7248\u672c\u589e\u5f3a\u4e86\u5bf9HTTP\/1.1\u534f\u8bae\u7684\u652f\u6301&#xff0c;\u5e76\u5f15\u5165\u4e86\u5bf9\u5f02\u6b65\u8bf7\u6c42\u5904\u7406\u7684\u65b0\u673a\u5236&#xff0c;\u8fd9\u663e\u8457\u63d0\u5347\u4e86\u6027\u80fd\u548c\u53ef\u6269\u5c55\u6027\u3002 <\/p>\n<h3> 1.3 \u6027\u80fd\u548c\u5b89\u5168\u6027\u7684\u5f3a\u5316 <\/h3>\n<p> \u4e3a\u4e86\u9002\u5e94\u4e0d\u65ad\u589e\u957f\u7684\u4e1a\u52a1\u9700\u6c42&#xff0c;Tomcat 8.0.32\u5728\u6027\u80fd\u65b9\u9762\u8fdb\u884c\u4e86\u591a\u9879\u4f18\u5316&#xff0c;\u540c\u65f6\u901a\u8fc7\u4fee\u590d\u5df2\u77e5\u7684\u5b89\u5168\u6f0f\u6d1e\u548c\u63d0\u4f9b\u65b0\u7684\u5b89\u5168\u529f\u80fd&#xff0c;\u589e\u5f3a\u4e86\u6574\u4f53\u7684\u5b89\u5168\u6027\u3002\u8fd9\u4e9b\u6539\u8fdb\u4f7f\u5f97Tomcat\u6210\u4e3a\u4f01\u4e1a\u7ea7\u90e8\u7f72\u7684\u7406\u60f3\u9009\u62e9\u3002 <\/p>\n<p> \u672c\u7ae0\u901a\u8fc7\u5bf9Tomcat 8.0.32\u7248\u672c\u6838\u5fc3\u529f\u80fd\u7684\u4ecb\u7ecd&#xff0c;\u5efa\u7acb\u4e86\u5bf9\u540e\u7eed\u67b6\u6784\u3001\u7ec4\u4ef6\u3001\u914d\u7f6e\u3001\u90e8\u7f72\u548c\u5b89\u5168\u7b49\u65b9\u9762\u8be6\u7ec6\u8ba8\u8bba\u7684\u57fa\u7840\u3002\u968f\u7740\u63a5\u4e0b\u6765\u7ae0\u8282\u7684\u5c55\u5f00&#xff0c;\u8bfb\u8005\u5c06\u83b7\u5f97\u6784\u5efa\u548c\u7ef4\u62a4\u73b0\u4ee3Java Web\u5e94\u7528\u7a0b\u5e8f\u6240\u9700\u7684\u4e13\u4e1a\u77e5\u8bc6\u3002 <\/p>\n<h2> 2. Tomcat\u67b6\u6784\u7ec4\u6210\u53ca\u7ec4\u4ef6\u529f\u80fd <\/h2>\n<h3> 2.1 Tomcat\u6838\u5fc3\u7ec4\u4ef6\u89e3\u6790 <\/h3>\n<h4> 2.1.1 Catalina&#xff1a;Tomcat\u7684Servlet\u5bb9\u5668 <\/h4>\n<p> Catalina\u662fApache Tomcat\u7684Servlet\u5bb9\u5668&#xff0c;\u5b83\u8d1f\u8d23\u7ba1\u7406\u548c\u6267\u884cServlet\u4ee5\u53caJavaServer Pages (JSP) \u89c4\u8303\u7684\u5b9e\u73b0\u3002\u4f5c\u4e3aTomcat\u7684\u6838\u5fc3\u7ec4\u4ef6&#xff0c;Catalina\u8d1f\u8d23\u89e3\u6790web.xml\u914d\u7f6e\u6587\u4ef6&#xff0c;\u5e76\u6839\u636e\u914d\u7f6e\u7ba1\u7406Web\u5e94\u7528\u7684\u751f\u547d\u5468\u671f\u3002Catalina\u901a\u8fc7\u4f7f\u7528  StandardContext  \u7c7b\u6765\u7ba1\u7406Web\u5e94\u7528\u7684\u4e0a\u4e0b\u6587&#xff0c;\u5904\u7406HTTP\u8bf7\u6c42&#xff0c;\u5e76\u5c06\u8bf7\u6c42\u4f20\u9012\u7ed9\u76f8\u5e94\u7684Servlet\u5904\u7406\u3002 <\/p>\n<p> Catalina\u4f7f\u7528Pipeline-Valve\u673a\u5236\u6765\u5904\u7406\u8bf7\u6c42\u3002Pipeline\u662f\u4e00\u7cfb\u5217\u6709\u5e8f\u7684Valves&#xff0c;\u6bcf\u4e2aValve\u53ef\u4ee5\u6267\u884c\u7279\u5b9a\u7684\u4efb\u52a1&#xff0c;\u6bd4\u5982\u8bf7\u6c42\u5904\u7406\u3001\u65e5\u5fd7\u8bb0\u5f55\u6216\u5b89\u5168\u68c0\u67e5\u3002\u6807\u51c6\u7684Valve\u5305\u62ec  AccessLogValve  \u7528\u4e8e\u8bb0\u5f55\u8bbf\u95ee\u65e5\u5fd7\u548c  RemoteIpValve  \u7528\u4e8e\u5904\u7406\u7ecf\u8fc7\u4ee3\u7406\u7684\u8bf7\u6c42\u3002 <\/p>\n<h5> \u4ee3\u7801\u5757\u5c55\u793a&#xff1a; <\/h5>\n<p>public class MyValve extends ValveBase {<br \/>\n    &#064;Override<br \/>\n    public void invoke(Request request, Response response) throws IOException, ServletException {<br \/>\n        \/\/ \u5728\u8bf7\u6c42\u88ab\u5904\u7406\u4e4b\u524d\u6dfb\u52a0\u81ea\u5b9a\u4e49\u903b\u8f91<br \/>\n        request.getCoyoteRequest().getHeader(&#034;my-header&#034;);<br \/>\n        \/\/ \u8c03\u7528\u4e0b\u4e00\u4e2aValve<br \/>\n        getNext().invoke(request, response);<br \/>\n        \/\/ \u5728\u8bf7\u6c42\u5904\u7406\u4e4b\u540e\u6dfb\u52a0\u81ea\u5b9a\u4e49\u903b\u8f91<br \/>\n    }<br \/>\n}<\/p>\n<p>  \u53c2\u6570\u8bf4\u660e\u548c\u903b\u8f91\u5206\u6790&#xff1a;  <\/p>\n<ul>\n<li>  ValveBase  \u662f\u6240\u6709Valve\u7684\u57fa\u7c7b&#xff0c;\u901a\u8fc7\u5b9e\u73b0  invoke  \u65b9\u6cd5\u6765\u5b9a\u4e49Valve\u7684\u884c\u4e3a\u3002 <\/li>\n<li> \u4e0a\u9762\u7684\u4ee3\u7801\u5c55\u793a\u4e86\u4e00\u4e2a\u81ea\u5b9a\u4e49Valve\u7684\u5b9e\u73b0&#xff0c;\u5176\u4e2d  invoke  \u65b9\u6cd5\u5728\u6807\u51c6\u5904\u7406\u6d41\u7a0b\u524d\u540e\u6dfb\u52a0\u4e86\u81ea\u5b9a\u4e49\u903b\u8f91\u3002 <\/li>\n<li> \u901a\u8fc7  getNext().invoke(request, response);  \u8c03\u7528\u4e0b\u4e00\u4e2aValve&#xff0c;\u786e\u4fdd\u4e86\u8bf7\u6c42\u7ee7\u7eed\u6cbf\u7740Pipeline\u8fdb\u884c\u3002 <\/li>\n<\/ul>\n<h4> 2.1.2 Coyote&#xff1a;Tomcat\u7684HTTP\/1.1 Connector <\/h4>\n<p> Coyote\u662fTomcat\u7684\u8fde\u63a5\u5668\u7ec4\u4ef6&#xff0c;\u4e3b\u8981\u8d1f\u8d23\u63a5\u6536\u5ba2\u6237\u7aef\u7684HTTP\u8bf7\u6c42\u5e76\u5c06\u5b83\u4eec\u8f6c\u6362\u4e3aTomcat\u670d\u52a1\u5668\u5185\u90e8\u53ef\u4ee5\u5904\u7406\u7684Request\u5bf9\u8c61\u3002Coyote\u652f\u6301\u591a\u79cd\u534f\u8bae&#xff0c;\u4f46\u6700\u5e38\u7528\u7684\u662fHTTP\/1.1\u534f\u8bae\u3002Coyote\u4e0eCatalina\u7ec4\u4ef6\u534f\u540c\u5de5\u4f5c&#xff0c;\u901a\u8fc7\u4e00\u4e2a\u8fde\u63a5\u5668\u9002\u914d\u5668&#xff08;\u4f8b\u5982  org.apache.coyote.http11.Http11Protocol  &#xff09;\u5c06\u8bf7\u6c42\u4f20\u9012\u7ed9Catalina\u3002 <\/p>\n<p> \u8fde\u63a5\u5668\u5c06\u8bf7\u6c42\u6570\u636e\u89e3\u6790\u4e3a\u8bf7\u6c42\u5934\u548c\u8bf7\u6c42\u4f53&#xff0c;\u5e76\u6839\u636e\u8bf7\u6c42\u65b9\u6cd5&#xff08;GET\u3001POST\u7b49&#xff09;\u548c\u8def\u5f84\u6765\u51b3\u5b9a\u5c06\u8bf7\u6c42\u8f6c\u53d1\u5230\u54ea\u4e2aWeb\u5e94\u7528\u3002Coyote\u8fd8\u8d1f\u8d23\u5bf9\u54cd\u5e94\u8fdb\u884c\u7f16\u7801&#xff0c;\u5e76\u901a\u8fc7\u7f51\u7edc\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u54cd\u5e94\u3002 <\/p>\n<h5> \u4ee3\u7801\u5757\u5c55\u793a&#xff1a; <\/h5>\n<p>Connector connector &#061; new Http11Protocol();<br \/>\nconnector.setPort(8080);<br \/>\nconnector.setURIEncoding(&#034;UTF-8&#034;);<br \/>\nconnector.initialize();<\/p>\n<p>  \u53c2\u6570\u8bf4\u660e\u548c\u903b\u8f91\u5206\u6790&#xff1a;  <\/p>\n<ul>\n<li> \u4e0a\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u521d\u59cb\u5316\u4e86\u4e00\u4e2aHTTP\/1.1\u8fde\u63a5\u5668&#xff0c;\u8bbe\u7f6e\u4e86\u7aef\u53e3\u53f7\u4e3a8080&#xff0c;\u5e76\u6307\u5b9a\u4e86URI\u7f16\u7801\u4e3aUTF-8\u3002 <\/li>\n<li>  initialize  \u65b9\u6cd5\u542f\u52a8\u8fde\u63a5\u5668\u5e76\u5141\u8bb8\u5b83\u5f00\u59cb\u76d1\u542c\u7aef\u53e3\u3002 <\/li>\n<li> \u6b64\u8fde\u63a5\u5668\u7684\u521d\u59cb\u5316\u662fTomcat\u542f\u52a8\u8fc7\u7a0b\u4e2d\u7684\u4e00\u4e2a\u5173\u952e\u6b65\u9aa4&#xff0c;\u786e\u4fddHTTP\u8bf7\u6c42\u53ef\u4ee5\u88ab\u6b63\u786e\u5730\u63a5\u6536\u548c\u5904\u7406\u3002 <\/li>\n<\/ul>\n<h4> 2.1.3 Jasper&#xff1a;Tomcat\u7684JSP\u5f15\u64ce <\/h4>\n<p> Jasper\u662fTomcat\u5185\u7f6e\u7684JSP\u5f15\u64ce&#xff0c;\u8d1f\u8d23\u7f16\u8bd1\u548c\u6267\u884cJSP\u9875\u9762&#xff0c;\u5c06JSP\u8f6c\u6362\u4e3aJava Servlet&#xff0c;\u5e76\u6700\u7ec8\u751f\u6210\u54cd\u5e94\u3002Jasper\u5f15\u64ce\u5728\u90e8\u7f72JSP\u6587\u4ef6\u65f6\u5c06\u5176\u8f6c\u6362\u4e3aJava\u6e90\u6587\u4ef6&#xff0c;\u7136\u540e\u7f16\u8bd1\u6210.class\u6587\u4ef6&#xff0c;\u4ee5\u4fbf\u5728\u8fd0\u884c\u65f6\u52a0\u8f7d\u548c\u6267\u884c\u3002 <\/p>\n<p> Jasper\u7684\u8bbe\u8ba1\u65e8\u5728\u7b80\u5316\u5f00\u53d1\u8fc7\u7a0b\u5e76\u4f7fJSP\u9875\u9762\u6613\u4e8e\u7406\u89e3\u548c\u4f7f\u7528&#xff0c;\u540c\u65f6\u4e5f\u652f\u6301\u4e00\u4e9b\u7279\u5b9a\u7684JSP\u6807\u7b7e\u5e93\u548c\u81ea\u5b9a\u4e49\u6807\u7b7e\u3002Jasper\u7f16\u8bd1\u5668\u8fd8\u652f\u6301\u70ed\u90e8\u7f72&#xff0c;\u5141\u8bb8\u5f00\u53d1\u8005\u5728\u4e0d\u91cd\u542fTomcat\u7684\u60c5\u51b5\u4e0b\u66f4\u65b0JSP\u9875\u9762\u3002 <\/p>\n<h5> \u4ee3\u7801\u5757\u5c55\u793a&#xff1a; <\/h5>\n<p>JasperInitializer jasperInitializer &#061; new JasperInitializer();<br \/>\njspConfig &#061; jasperInitializer.createJspConfig(server, context);<\/p>\n<p>  \u53c2\u6570\u8bf4\u660e\u548c\u903b\u8f91\u5206\u6790&#xff1a;  <\/p>\n<ul>\n<li> \u8fd9\u6bb5\u4ee3\u7801\u521d\u59cb\u5316\u4e86Jasper\u7ec4\u4ef6&#xff0c;\u5e76\u521b\u5efa\u4e86\u4e00\u4e2a  JspConfig  \u5bf9\u8c61&#xff0c;\u8be5\u5bf9\u8c61\u7ba1\u7406\u7740JSP\u7684\u914d\u7f6e\u4fe1\u606f\u3002 <\/li>\n<li> Jasper\u901a\u8fc7\u5176  JasperInitializer  \u7c7b\u8d1f\u8d23\u521d\u59cb\u5316JSP\u73af\u5883&#xff0c;\u52a0\u8f7dJSP\u7f16\u8bd1\u5668&#xff0c;\u5e76\u51c6\u5907\u7f16\u8bd1\u548c\u6267\u884cJSP\u9875\u9762\u3002 <\/li>\n<\/ul>\n<h3> 2.2 Tomcat\u7684\u8fde\u63a5\u5668\u4e0e\u8fde\u63a5\u65b9\u5f0f <\/h3>\n<h4> 2.2.1 \u8fde\u63a5\u5668\u7684\u7c7b\u578b\u548c\u4f5c\u7528 <\/h4>\n<p> Tomcat\u63d0\u4f9b\u4e86\u591a\u79cd\u8fde\u63a5\u5668\u7c7b\u578b&#xff0c;\u4ee5\u652f\u6301\u4e0d\u540c\u7684\u7f51\u7edc\u534f\u8bae\u548cI\/O\u5904\u7406\u65b9\u5f0f\u3002\u6700\u5e38\u7528\u7684\u8fde\u63a5\u5668\u7c7b\u578b\u5305\u62ec\u57fa\u4e8e\u963b\u585eI\/O\u7684BIO&#xff08;Blocking I\/O&#xff09;\u3001\u57fa\u4e8eJava NIO&#xff08;Non-blocking I\/O&#xff09;\u7684NIO\u8fde\u63a5\u5668\u4ee5\u53caAPR&#xff08;Apache Portable Runtime&#xff09;\u8fde\u63a5\u5668&#xff0c;\u540e\u8005\u662f\u4f7f\u7528\u672c\u5730\u4ee3\u7801\u5b9e\u73b0\u7684\u9ad8\u6027\u80fd\u8fde\u63a5\u5668\u3002 <\/p>\n<ul>\n<li>  BIO\u8fde\u63a5\u5668  &#xff1a;\u9002\u7528\u4e8e\u5c0f\u91cf\u7ea7\u5e94\u7528&#xff0c;\u7b80\u5355\u6613\u7528&#xff0c;\u4f46\u4e0d\u9002\u7528\u4e8e\u9ad8\u5e76\u53d1\u573a\u666f&#xff0c;\u56e0\u4e3a\u6bcf\u4e2a\u8bf7\u6c42\u90fd\u9700\u8981\u5355\u72ec\u7684\u7ebf\u7a0b\u5904\u7406\u3002 <\/li>\n<li>  NIO\u8fde\u63a5\u5668  &#xff1a;\u5229\u7528Java NIO\u5e93\u5b9e\u73b0\u4e86\u975e\u963b\u585eI\/O&#xff0c;\u80fd\u591f\u5904\u7406\u66f4\u591a\u7684\u5e76\u53d1\u8fde\u63a5&#xff0c;\u9002\u5408\u9ad8\u8d1f\u8f7d\u7684Web\u5e94\u7528\u3002 <\/li>\n<li>  APR\u8fde\u63a5\u5668  &#xff1a;\u662fTomcat\u4e2d\u6700\u5feb\u7684\u8fde\u63a5\u5668&#xff0c;\u901a\u8fc7\u672c\u5730\u4ee3\u7801\u63d0\u4f9b\u652f\u6301&#xff0c;\u4e3aHTTP\u548cHTTPS\u63d0\u4f9b\u9ad8\u6027\u80fd\u7684\u7f51\u7edcI\/O\u64cd\u4f5c&#xff0c;\u9002\u7528\u4e8e\u5bf9\u6027\u80fd\u8981\u6c42\u975e\u5e38\u9ad8\u7684\u573a\u666f\u3002 <\/li>\n<\/ul>\n<h4> 2.2.2 APR\u3001NIO\u3001NIO2\u548cBIO\u7684\u5bf9\u6bd4 <\/h4>\n<p> \u4e0d\u540c\u8fde\u63a5\u5668\u7684\u9009\u62e9\u53d6\u51b3\u4e8e\u5e94\u7528\u573a\u666f\u548c\u6027\u80fd\u9700\u6c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u6027\u80fd\u6bd4\u8f83\u8868\u683c&#xff1a; <\/p>\n<p> | \u8fde\u63a5\u5668\u7c7b\u578b | \u9002\u7528\u573a\u666f | \u4f18\u52bf | \u52a3\u52bf | |&#8212;&#8212;&#8212;&#8211;|&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-|&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-|&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;| | APR | \u9ad8\u5e76\u53d1\u3001\u9ad8\u541e\u5410\u91cf\u573a\u666f | \u9ad8\u6027\u80fd&#xff0c;\u4f4e\u5ef6\u8fdf&#xff0c;\u5229\u7528\u672c\u5730\u4ee3\u7801\u4f18\u5316 | \u9700\u8981\u989d\u5916\u5b89\u88c5\u672c\u5730\u5e93&#xff0c;\u5e73\u53f0\u4f9d\u8d56\u6027\u5f3a | | NIO | \u9ad8\u5e76\u53d1\u3001\u8bf7\u6c42\u54cd\u5e94\u65f6\u95f4\u4e0d\u654f\u611f | \u975e\u963b\u585eI\/O&#xff0c;\u8f83\u5c11\u7684\u7ebf\u7a0b\u5904\u7406\u5927\u91cf\u8fde\u63a5 | \u914d\u7f6e\u590d\u6742&#xff0c;\u8c03\u8bd5\u96be\u5ea6\u5927 | | NIO2 | \u589e\u5f3a\u7684NIO\u8fde\u63a5\u5668 | \u652f\u6301\u5f02\u6b65\u64cd\u4f5c&#xff0c;\u66f4\u6613\u7528&#xff0c;\u4e0eJava 7\u53ca\u4ee5\u4e0a\u7248\u672c\u517c\u5bb9 | \u6027\u80fd\u7565\u4f4e\u4e8eNIO&#xff0c;\u90e8\u5206\u652f\u6301\u60c5\u51b5\u53ef\u80fd\u4e0d\u5982NIO\u6210\u719f | | BIO | \u4f4e\u5e76\u53d1\u3001\u7b80\u5355\u573a\u666f | \u6613\u4e8e\u7406\u89e3\u548c\u90e8\u7f72&#xff0c;\u4e0d\u4f9d\u8d56\u4e8e\u672c\u5730\u5e93 | \u5728\u9ad8\u5e76\u53d1\u573a\u666f\u4e0b\u6548\u7387\u4f4e&#xff0c;\u6bcf\u4e2a\u8bf7\u6c42\u9700\u8981\u4e00\u4e2a\u7ebf\u7a0b&#xff0c;\u8d44\u6e90\u6d88\u8017\u5927 | <\/p>\n<p> \u5728\u9009\u62e9\u8fde\u63a5\u5668\u65f6&#xff0c;\u9700\u8981\u8003\u8651\u5e94\u7528\u7684\u8d1f\u8f7d\u7279\u6027\u3001\u8bf7\u6c42\u5904\u7406\u901f\u5ea6\u548c\u90e8\u7f72\u73af\u5883\u7b49\u56e0\u7d20\u3002\u4f8b\u5982&#xff0c;\u5bf9\u4e8e\u9700\u8981\u5927\u91cf\u5e76\u53d1\u8fde\u63a5\u4e14\u5bf9\u5ef6\u8fdf\u654f\u611f\u7684\u5e94\u7528&#xff0c;NIO\u6216APR\u53ef\u80fd\u662f\u66f4\u597d\u7684\u9009\u62e9\u3002\u5bf9\u4e8e\u7b80\u5355\u4e14\u4f4e\u8d1f\u8f7d\u7684\u5e94\u7528&#xff0c;BIO\u53ef\u80fd\u8db3\u591f\u4f7f\u7528\u4e14\u7ef4\u62a4\u66f4\u7b80\u5355\u3002 <\/p>\n<h3> 2.3 Tomcat\u7684\u914d\u7f6e\u6587\u4ef6\u53ca\u7ba1\u7406 <\/h3>\n<h4> 2.3.1 server.xml\u7684\u4f5c\u7528\u548c\u914d\u7f6e <\/h4>\n<p>  server.xml  \u662fTomcat\u7684\u4e3b\u8981\u914d\u7f6e\u6587\u4ef6&#xff0c;\u5b83\u5b9a\u4e49\u4e86Tomcat\u670d\u52a1\u5668\u7684\u5168\u5c40\u914d\u7f6e\u3002  server.xml  \u4e2d\u7684\u914d\u7f6e\u9879\u5305\u62ec\u6574\u4e2a\u670d\u52a1\u5668\u7684\u8bbe\u7f6e\u3001\u8fde\u63a5\u5668\u7684\u5b9a\u4e49\u3001\u670d\u52a1\u548c\u5f15\u64ce\u914d\u7f6e\u7b49\u3002\u901a\u8fc7\u7f16\u8f91  server.xml  \u6587\u4ef6&#xff0c;\u7ba1\u7406\u5458\u53ef\u4ee5\u914d\u7f6e\u76d1\u542c\u7aef\u53e3\u3001\u8bbe\u7f6e\u8fde\u63a5\u5668\u53c2\u6570\u3001\u5b9a\u4e49\u865a\u62df\u4e3b\u673a\u548c\u5176\u4ed6\u670d\u52a1\u5668\u7ea7\u7684\u5c5e\u6027\u3002 <\/p>\n<p>&lt;Server port&#061;&#034;8005&#034; shutdown&#061;&#034;SHUTDOWN&#034;&gt;<br \/>\n  &lt;Listener className&#061;&#034;org.apache.catalina.startup.VersionLoggerListener&#034; \/&gt;<br \/>\n  &#8230;<br \/>\n  &lt;Service name&#061;&#034;Catalina&#034;&gt;<br \/>\n    &lt;Connector port&#061;&#034;8080&#034; protocol&#061;&#034;HTTP\/1.1&#034; connectionTimeout&#061;&#034;20000&#034; \/&gt;<br \/>\n    &lt;Engine name&#061;&#034;Catalina&#034; defaultHost&#061;&#034;localhost&#034;&gt;<br \/>\n      &lt;Host name&#061;&#034;localhost&#034;  appBase&#061;&#034;webapps&#034; unpackWARs&#061;&#034;true&#034; autoDeploy&#061;&#034;true&#034;&gt;<br \/>\n        &#8230;<br \/>\n      &lt;\/Host&gt;<br \/>\n    &lt;\/Engine&gt;<br \/>\n  &lt;\/Service&gt;<br \/>\n&lt;\/Server&gt;<\/p>\n<p>  \u914d\u7f6e\u53c2\u6570\u5206\u6790&#xff1a;  <\/p>\n<ul>\n<li>  port  \u5c5e\u6027\u5b9a\u4e49\u4e86\u5173\u95ed\u670d\u52a1\u5668\u7684\u7aef\u53e3&#xff0c;  shutdown  \u5c5e\u6027\u5b9a\u4e49\u4e86\u5173\u95ed\u670d\u52a1\u5668\u65f6\u4f7f\u7528\u7684\u547d\u4ee4\u3002 <\/li>\n<li>  Connector  \u5143\u7d20\u5b9a\u4e49\u4e86HTTP\u8fde\u63a5\u5668&#xff0c;\u6307\u5b9a\u4e86\u76d1\u542c\u7aef\u53e3\u3001\u534f\u8bae\u3001\u8fde\u63a5\u8d85\u65f6\u65f6\u95f4\u7b49\u3002 <\/li>\n<li>  Engine  \u5143\u7d20\u8868\u793aServlet\u5f15\u64ce&#xff0c;  Host  \u5143\u7d20\u4ee3\u8868\u4e00\u4e2a\u865a\u62df\u4e3b\u673a\u3002 <\/li>\n<li>  appBase  \u5c5e\u6027\u8bbe\u7f6e\u5e94\u7528\u90e8\u7f72\u7684\u57fa\u672c\u76ee\u5f55&#xff0c;  unpackWARs  \u6307\u5b9a\u662f\u5426\u81ea\u52a8\u89e3\u538bWAR\u6587\u4ef6&#xff0c;  autoDeploy  \u6307\u5b9a\u662f\u5426\u81ea\u52a8\u90e8\u7f72\u65b0\u7684\u5e94\u7528\u3002 <\/li>\n<\/ul>\n<h4> 2.3.2 context.xml\u7684\u914d\u7f6e\u4e0e\u5e94\u7528 <\/h4>\n<p>  context.xml  \u6587\u4ef6\u5728Tomcat\u4e2d\u7528\u4e8e\u5b9a\u4e49\u7279\u5b9a\u4e8eWeb\u5e94\u7528\u7684\u914d\u7f6e\u3002\u5b83\u63d0\u4f9b\u4e86\u8bbe\u7f6e\u8d44\u6e90\u3001\u73af\u5883\u53d8\u91cf\u3001\u6570\u636e\u6e90\u548c\u5176\u4ed6\u5e94\u7528\u7ea7\u5c5e\u6027\u7684\u80fd\u529b\u3002  context.xml  \u53ef\u4ee5\u5b58\u5728\u4e8eWeb\u5e94\u7528\u7684  \/META-INF  \u76ee\u5f55\u4e0b&#xff0c;\u6216\u4f4d\u4e8e  conf\/Catalina\/localhost  \u8def\u5f84\u4e0b\u7684\u540c\u540d\u6587\u4ef6\u4e2d\u3002 <\/p>\n<p>&lt;Context path&#061;&#034;\/myapp&#034; docBase&#061;&#034;myapp&#034; reloadable&#061;&#034;true&#034;&gt;<br \/>\n  &lt;Resource name&#061;&#034;jdbc\/mydb&#034; auth&#061;&#034;Container&#034; type&#061;&#034;javax.sql.DataSource&#034;<br \/>\n            maxActive&#061;&#034;100&#034; maxIdle&#061;&#034;30&#034; maxWait&#061;&#034;10000&#034;<br \/>\n            username&#061;&#034;dbuser&#034; password&#061;&#034;dbpassword&#034; driverClassName&#061;&#034;com.mysql.jdbc.Driver&#034;<br \/>\n            url&#061;&#034;jdbc:mysql:\/\/localhost:3306\/mydb&#034;\/&gt;<br \/>\n&lt;\/Context&gt;<\/p>\n<p>  \u914d\u7f6e\u53c2\u6570\u5206\u6790&#xff1a;  <\/p>\n<ul>\n<li>  path  \u5c5e\u6027\u5b9a\u4e49\u4e86\u5e94\u7528\u7684\u4e0a\u4e0b\u6587\u8def\u5f84\u3002 <\/li>\n<li>  docBase  \u5c5e\u6027\u6307\u5b9a\u5e94\u7528\u7684\u76ee\u5f55\u6216WAR\u6587\u4ef6\u7684\u8def\u5f84\u3002 <\/li>\n<li>  reloadable  \u5c5e\u6027\u7528\u4e8e\u914d\u7f6e\u5e94\u7528\u662f\u5426\u5728\u7c7b\u6587\u4ef6\u6539\u53d8\u65f6\u81ea\u52a8\u91cd\u65b0\u52a0\u8f7d\u3002 <\/li>\n<li>  &lt;Resource&gt;  \u5143\u7d20\u5b9a\u4e49\u4e86JDBC\u6570\u636e\u6e90&#xff0c;\u5305\u62ec\u6570\u636e\u5e93\u8fde\u63a5\u7684\u8be6\u7ec6\u53c2\u6570&#xff0c;\u5982\u7528\u6237\u540d\u3001\u5bc6\u7801\u3001\u8fde\u63a5\u9a71\u52a8\u3001URL\u7b49\u3002 <\/li>\n<\/ul>\n<h4> 2.3.3 web.xml\u6587\u4ef6\u8be6\u89e3 <\/h4>\n<p>  web.xml  \u662fJava EE Web\u5e94\u7528\u7684\u6807\u51c6\u914d\u7f6e\u6587\u4ef6&#xff0c;\u7528\u4e8e\u58f0\u660e\u5e94\u7528\u7ea7\u522b\u7684\u914d\u7f6e\u4fe1\u606f\u3002\u8fd9\u4e2a\u6587\u4ef6\u5b9a\u4e49\u4e86Servlet\u3001\u8fc7\u6ee4\u5668\u3001\u76d1\u542c\u5668\u3001\u4f1a\u8bdd\u8d85\u65f6\u3001\u9519\u8bef\u9875\u9762\u548c\u5176\u4ed6Web\u7ec4\u4ef6\u7684\u914d\u7f6e\u3002 <\/p>\n<p>&lt;web-app &#8230;&gt;<br \/>\n  &lt;servlet&gt;<br \/>\n    &lt;servlet-name&gt;MyServlet&lt;\/servlet-name&gt;<br \/>\n    &lt;servlet-class&gt;com.example.MyServlet&lt;\/servlet-class&gt;<br \/>\n    &lt;init-param&gt;<br \/>\n      &lt;param-name&gt;configParam&lt;\/param-name&gt;<br \/>\n      &lt;param-value&gt;someValue&lt;\/param-value&gt;<br \/>\n    &lt;\/init-param&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;\/myapp\/*&lt;\/url-pattern&gt;<br \/>\n  &lt;\/servlet-mapping&gt;<br \/>\n  &lt;filter&gt;<br \/>\n    &lt;filter-name&gt;MyFilter&lt;\/filter-name&gt;<br \/>\n    &lt;filter-class&gt;com.example.MyFilter&lt;\/filter-class&gt;<br \/>\n  &lt;\/filter&gt;<br \/>\n  &lt;filter-mapping&gt;<br \/>\n    &lt;filter-name&gt;MyFilter&lt;\/filter-name&gt;<br \/>\n    &lt;url-pattern&gt;\/*&lt;\/url-pattern&gt;<br \/>\n  &lt;\/filter-mapping&gt;<br \/>\n&lt;\/web-app&gt;<\/p>\n<p>  \u914d\u7f6e\u53c2\u6570\u5206\u6790&#xff1a;  <\/p>\n<ul>\n<li>  servlet  \u5143\u7d20\u5b9a\u4e49\u4e86Servlet\u7c7b\u53ca\u5176\u521d\u59cb\u5316\u53c2\u6570\u548cURL\u6a21\u5f0f\u3002 <\/li>\n<li>  filter  \u5143\u7d20\u5b9a\u4e49\u4e86\u8fc7\u6ee4\u5668\u7c7b&#xff0c;\u5e76\u4e14  filter-mapping  \u6307\u5b9a\u4e86\u8fc7\u6ee4\u5668\u5e94\u7528\u7684URL\u6a21\u5f0f\u3002 <\/li>\n<li>  web.xml  \u8fd8\u652f\u6301\u5b9a\u4e49\u6b22\u8fce\u6587\u4ef6\u5217\u8868\u3001\u9519\u8bef\u9875\u9762\u548c\u4f1a\u8bdd\u8d85\u65f6\u8bbe\u7f6e\u7b49\u3002 <\/li>\n<\/ul>\n<p>  web.xml  \u7684\u914d\u7f6e\u4f7f\u5f97Web\u5e94\u7528\u80fd\u591f\u7075\u6d3b\u5730\u5904\u7406\u8bf7\u6c42&#xff0c;\u5e76\u4e3a\u5f00\u53d1\u8005\u63d0\u4f9b\u4e86\u4e00\u79cd\u6807\u51c6\u7684\u65b9\u5f0f\u6765\u914d\u7f6eWeb\u5e94\u7528\u7684\u884c\u4e3a\u3002\u5b83\u4e3aServlet\u5bb9\u5668\u63d0\u4f9b\u4e86\u5fc5\u8981\u7684\u4fe1\u606f&#xff0c;\u4ee5\u4fbf\u6b63\u786e\u5730\u521d\u59cb\u5316\u548c\u7ba1\u7406Web\u5e94\u7528\u8d44\u6e90\u3002 <\/p>\n<p> \u81f3\u6b64&#xff0c;\u6211\u4eec\u5df2\u7ecf\u8be6\u7ec6\u4ecb\u7ecd\u4e86Tomcat\u6838\u5fc3\u7ec4\u4ef6\u7684\u529f\u80fd\u4e0e\u67b6\u6784\u7ec4\u6210&#xff0c;\u4ee5\u53ca\u5982\u4f55\u901a\u8fc7\u914d\u7f6e\u6587\u4ef6\u8fdb\u884c\u670d\u52a1\u5668\u7684\u7ba1\u7406\u548c\u5e94\u7528\u90e8\u7f72\u3002\u5728\u4e0b\u4e00\u7ae0\u8282\u4e2d&#xff0c;\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8Tomcat 8.0.32\u7248\u672c\u66f4\u65b0\u4eae\u70b9&#xff0c;\u4ee5\u53caJava EE 7\u7684\u652f\u6301\u60c5\u51b5&#xff0c;\u4ee5\u4e86\u89e3Tomcat\u5728Java Web\u5e94\u7528\u5f00\u53d1\u4e2d\u7684\u5730\u4f4d\u53ca\u5176\u6f14\u53d8\u3002 <\/p>\n<h2> 3. Java EE 7\u652f\u6301\u548c\u7248\u672c\u66f4\u65b0\u4eae\u70b9 <\/h2>\n<h3> 3.1 Tomcat\u5bf9Java EE 7\u7684\u652f\u6301\u6982\u89c8 <\/h3>\n<h4> 3.1.1 Java EE 7\u7684\u65b0\u7279\u6027\u7b80\u4ecb <\/h4>\n<p> Java EE 7\u4f5c\u4e3aJava\u4f01\u4e1a\u7248\u7684\u6700\u65b0\u8fed\u4ee3&#xff0c;\u5f15\u5165\u4e86\u591a\u79cd\u6539\u8fdb&#xff0c;\u65e8\u5728\u7b80\u5316\u548c\u73b0\u4ee3\u5316\u4f01\u4e1a\u7ea7\u5e94\u7528\u5f00\u53d1\u3002\u65b0\u7279\u6027\u7684\u6838\u5fc3\u4eae\u70b9\u5305\u62ec&#xff1a; <\/p>\n<ul>\n<li>  HTML5\u652f\u6301  &#xff1a;\u589e\u52a0\u5bf9WebSocket\u548cJSON\u5904\u7406\u7684\u652f\u6301&#xff0c;\u589e\u5f3aWeb\u5e94\u7528\u7684\u5b9e\u65f6\u4ea4\u4e92\u80fd\u529b\u3002 <\/li>\n<li>  \u589e\u5f3a\u7684Batch API  &#xff1a;\u63d0\u4f9b\u4e86\u4e00\u5957\u589e\u5f3a\u7684\u6279\u5904\u7406\u529f\u80fd&#xff0c;\u7b80\u5316\u4e86\u4f01\u4e1a\u5e94\u7528\u4e2d\u7684\u6279\u91cf\u5904\u7406\u64cd\u4f5c\u3002 <\/li>\n<li>  JMS 2.0 API  &#xff1a;\u589e\u52a0\u4e86\u65b0\u7684\u6ce8\u89e3\u6765\u7b80\u5316\u6d88\u606f\u9a71\u52a8Bean\u7684\u5f00\u53d1\u3002 <\/li>\n<li>  JAX-RS 2.0 API  &#xff1a;\u652f\u6301\u5f02\u6b65\u5904\u7406\u3001\u670d\u52a1\u5668\u53d1\u9001\u4e8b\u4ef6\u7b49\u589e\u5f3a\u529f\u80fd\u3002 <\/li>\n<li>  \u65b0\u7684Concurrent API  &#xff1a;\u5f15\u5165\u4e86\u65b0\u7684\u5e76\u53d1API\u6765\u63d0\u9ad8\u591a\u7ebf\u7a0b\u5e94\u7528\u7684\u5f00\u53d1\u6548\u7387\u3002 <\/li>\n<li>  \u53ef\u6269\u5c55\u7684\u6821\u9a8c&#xff08;Bean Validation&#xff09;  &#xff1a;\u5141\u8bb8\u901a\u8fc7\u63d0\u4f9b\u81ea\u5b9a\u4e49\u7ea6\u675f\u6765\u6269\u5c55\u9a8c\u8bc1API\u3002 <\/li>\n<\/ul>\n<h4> 3.1.2 Tomcat\u5bf9\u65b0\u7279\u6027\u7684\u652f\u6301\u60c5\u51b5 <\/h4>\n<p> Apache Tomcat 8.0.32\u7248\u672c\u5bf9Java EE 7\u63d0\u4f9b\u4e86\u826f\u597d\u7684\u652f\u6301\u3002\u5177\u4f53\u6765\u8bf4&#xff1a; <\/p>\n<ul>\n<li>  Servlet 3.1\u652f\u6301  &#xff1a;Tomcat 8.0.32\u652f\u6301Servlet 3.1\u89c4\u8303&#xff0c;\u8be5\u89c4\u8303\u662fJava EE 7\u7684\u4e00\u90e8\u5206&#xff0c;\u5305\u62ec\u5f02\u6b65\u5904\u7406\u548cWebSocket\u7b49\u65b0\u7279\u6027\u3002 <\/li>\n<li>  JSP 2.3\u548cEL 3.0  &#xff1a;JavaServer Pages\u6280\u672f\u5347\u7ea7\u5230\u4e862.3\u7248\u672c&#xff0c;Expression Language\u4e5f\u5347\u7ea7\u5230\u4e863.0&#xff0c;\u8fd9\u4e0eJava EE 7\u7684JSP\u548cEL\u89c4\u8303\u76f8\u7b26\u3002 <\/li>\n<li>  JSF 2.2  &#xff1a;JavaServer Faces\u6280\u672f\u5347\u7ea7\u5230\u4e862.2\u7248\u672c&#xff0c;Tomcat\u5bf9JSF 2.2\u5b8c\u5168\u652f\u6301&#xff0c;\u8fd9\u4e3a\u4f7f\u7528JSF\u7684\u5f00\u53d1\u4eba\u5458\u5e26\u6765\u4e86\u8bb8\u591a\u6539\u8fdb\u548c\u65b0\u529f\u80fd\u3002 <\/li>\n<li>  \u652f\u6301JNDI\u6ce8\u518c\u7684Web\u670d\u52a1  &#xff1a;\u901a\u8fc7Tomcat 8.0.32&#xff0c;\u53ef\u4ee5\u5728JNDI\u6811\u4e2d\u6ce8\u518cWeb\u670d\u52a1&#xff0c;\u8fd9\u4e0eJava EE 7\u7684Service Registry\u8981\u6c42\u4e00\u81f4\u3002 <\/li>\n<\/ul>\n<h3> 3.2 Tomcat 8.0.32\u7248\u672c\u66f4\u65b0\u4eae\u70b9 <\/h3>\n<h4> 3.2.1 \u65b0\u589e\u7279\u6027\u5217\u8868 <\/h4>\n<p> Tomcat 8.0.32\u4f5c\u4e3aTomcat 8.x\u7cfb\u5217\u4e2d\u7684\u4e00\u5458&#xff0c;\u5e26\u6765\u4e86\u8bb8\u591a\u65b0\u7684\u529f\u80fd\u548c\u6539\u8fdb\u3002\u5173\u952e\u4eae\u70b9\u5305\u62ec&#xff1a; <\/p>\n<ul>\n<li>  \u652f\u6301Servlet 3.1  &#xff1a;\u8fd9\u4e3aTomcat\u5e26\u6765\u4e86\u5305\u62ec\u5f02\u6b65\u652f\u6301\u548cWeb\u5957\u63a5\u5b57\u7b49\u73b0\u4ee3Web\u5f00\u53d1\u7279\u6027\u3002 <\/li>\n<li>  \u6539\u8fdb\u7684JSP\u7f16\u8bd1\u5668  &#xff1a;\u65b0\u7684JSP\u7f16\u8bd1\u5668\u63d0\u4f9b\u4e86\u66f4\u597d\u7684\u6027\u80fd\u548c\u9519\u8bef\u5904\u7406\u80fd\u529b\u3002 <\/li>\n<li>  \u589e\u52a0\u4e86\u5bf9Java EE 7\u89c4\u8303\u7684\u652f\u6301  &#xff1a;\u5982\u4e0a\u6240\u8ff0&#xff0c;Tomcat\u5bf9Java EE 7\u7684\u5404\u9879\u65b0\u7279\u6027\u8fdb\u884c\u4e86\u5e7f\u6cdb\u652f\u6301\u3002 <\/li>\n<li>  \u6539\u8fdb\u4e86RESTful Web\u670d\u52a1\u7684\u652f\u6301  &#xff1a;\u901a\u8fc7\u589e\u52a0\u5bf9JAX-RS 2.0\u7684\u652f\u6301&#xff0c;Tomcat\u52a0\u5f3a\u4e86\u5bf9RESTful Web\u670d\u52a1\u7684\u652f\u6301\u3002 <\/li>\n<li>  \u66f4\u65b0\u7684Tomcat Web\u5e94\u7528\u5b58\u6863\u683c\u5f0f  &#xff1a;\u4ece\u7248\u672c8.0.32\u5f00\u59cb&#xff0c;Tomcat\u652f\u6301\u65b0\u7684WAR\u683c\u5f0f&#xff0c;\u63d0\u5347\u4e86\u5e94\u7528\u90e8\u7f72\u7684\u7075\u6d3b\u6027\u3002 <\/li>\n<\/ul>\n<h4> 3.2.2 \u6027\u80fd\u6539\u8fdb\u4e0e\u5b89\u5168\u589e\u5f3a <\/h4>\n<p> Apache Tomcat 8.0.32\u5728\u6027\u80fd\u4e0e\u5b89\u5168\u6027\u65b9\u9762\u8fdb\u884c\u4e86\u91cd\u8981\u7684\u63d0\u5347&#xff1a; <\/p>\n<ul>\n<li>  \u6027\u80fd\u6539\u8fdb  &#xff1a;\u901a\u8fc7\u6539\u8fdb\u8fde\u63a5\u5668\u7684\u5904\u7406\u673a\u5236&#xff0c;Tomcat\u5728\u5904\u7406\u5927\u91cf\u5e76\u53d1\u8fde\u63a5\u65f6\u8868\u73b0\u66f4\u4f18\u3002 <\/li>\n<li>  \u5b89\u5168\u589e\u5f3a  &#xff1a;Tomcat 8.0.32\u4fee\u590d\u4e86\u8bb8\u591a\u5b89\u5168\u6f0f\u6d1e&#xff0c;\u5982\u901a\u8fc7\u9650\u5236JSP\u8868\u8fbe\u5f0f\u8bed\u8a00\u7684\u4f7f\u7528\u6765\u9632\u6b62\u8868\u8fbe\u5f0f\u8bed\u8a00\u6ce8\u5165&#xff08;EL Injection&#xff09;\u3002 <\/li>\n<li>  \u8fde\u63a5\u5668\u914d\u7f6e\u4f18\u5316  &#xff1a;\u65b0\u7684\u8fde\u63a5\u5668\u914d\u7f6e\u53c2\u6570\u5141\u8bb8\u7ba1\u7406\u5458\u66f4\u597d\u5730\u63a7\u5236\u5185\u5b58\u4f7f\u7528\u548c\u8fde\u63a5\u7ba1\u7406&#xff0c;\u6709\u52a9\u4e8e\u4f18\u5316\u5927\u89c4\u6a21\u90e8\u7f72\u7684\u6027\u80fd\u3002 <\/li>\n<\/ul>\n<p> \u4e0b\u9762\u662f\u5c55\u793aTomcat\u5bf9Java EE 7\u65b0\u7279\u6027\u652f\u6301\u7684\u8868\u683c&#xff1a; <\/p>\n<p> | Java EE 7 \u7279\u6027 | Tomcat 8.0.32 \u652f\u6301\u60c5\u51b5 | | &#8212;&#8212;&#8212;&#8212;&#8211; | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;- | | Servlet 3.1 | \u5b8c\u5168\u652f\u6301 | | JSP 2.3 | \u5b8c\u5168\u652f\u6301 | | EL 3.0 | \u5b8c\u5168\u652f\u6301 | | JSF 2.2 | \u5b8c\u5168\u652f\u6301 | | WebSocket | \u5b8c\u5168\u652f\u6301 | | Batch API | \u90e8\u5206\u652f\u6301 | | JAX-RS 2.0 | \u5b8c\u5168\u652f\u6301 | | JNDI\u6ce8\u518c\u670d\u52a1 | \u5b8c\u5168\u652f\u6301 | <\/p>\n<p> \u53e6\u5916&#xff0c;\u4e3a\u4e86\u66f4\u597d\u5730\u8bf4\u660e\u8fde\u63a5\u5668\u4e0e\u8fde\u63a5\u65b9\u5f0f\u7684\u6bd4\u8f83&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bmermaid\u683c\u5f0f\u7684\u6d41\u7a0b\u56fe&#xff1a; <\/p>\n<p>graph TD<br \/>\n    A[Tomcat 8.0.32] &#8211;&gt;|\u652f\u6301| B[Servlet 3.1]<br \/>\n    A &#8211;&gt;|\u652f\u6301| C[JSP 2.3]<br \/>\n    A &#8211;&gt;|\u652f\u6301| D[EL 3.0]<br \/>\n    A &#8211;&gt;|\u90e8\u5206\u652f\u6301| E[Batch API]<br \/>\n    A &#8211;&gt;|\u652f\u6301| F[JAX-RS 2.0]<br \/>\n    A &#8211;&gt;|\u652f\u6301| G[WebSocket]<br \/>\n    B &#8211;&gt;|\u5f02\u6b65\u5904\u7406\u548cWeb\u5957\u63a5\u5b57| H[\u73b0\u4ee3Web\u5f00\u53d1]<br \/>\n    F &#8211;&gt;|\u63d0\u4f9bRESTful Web\u670d\u52a1\u652f\u6301| I[\u589e\u5f3a\u7684Web\u670d\u52a1\u652f\u6301]<\/p>\n<p> \u6700\u540e&#xff0c;\u5173\u4e8e\u4ee3\u7801\u5757&#xff0c;\u4f8b\u5982Tomcat\u5bf9Java EE 7\u4e2dJSP 2.3\u89c4\u8303\u7684  web.xml  \u6587\u4ef6\u7684\u914d\u7f6e&#xff0c;\u53ef\u4ee5\u8fd9\u6837\u5c55\u793a&#xff1a; <\/p>\n<p>&lt;web-app xmlns&#061;&#034;http:\/\/xmlns.jcp.org\/xml\/ns\/javaee&#034;<br \/>\n         xmlns:xsi&#061;&#034;http:\/\/www.w3.org\/2001\/XMLSchema-instance&#034;<br \/>\n         xsi:schemaLocation&#061;&#034;http:\/\/xmlns.jcp.org\/xml\/ns\/javaee<br \/>\n                             http:\/\/xmlns.jcp.org\/xml\/ns\/javaee\/web-app_3_1.xsd&#034;<br \/>\n         version&#061;&#034;3.1&#034;&gt;<br \/>\n    &lt;!&#8211; \u914d\u7f6e\u793a\u4f8b &#8211;&gt;<br \/>\n    &lt;servlet&gt;<br \/>\n        &lt;servlet-name&gt;example&lt;\/servlet-name&gt;<br \/>\n        &lt;servlet-class&gt;com.example.ExampleServlet&lt;\/servlet-class&gt;<br \/>\n    &lt;\/servlet&gt;<br \/>\n    &lt;servlet-mapping&gt;<br \/>\n        &lt;servlet-name&gt;example&lt;\/servlet-name&gt;<br \/>\n        &lt;url-pattern&gt;\/example&lt;\/url-pattern&gt;<br \/>\n    &lt;\/servlet-mapping&gt;<br \/>\n    &lt;!&#8211; \u5176\u4ed6\u914d\u7f6e\u7701\u7565 &#8211;&gt;<br \/>\n&lt;\/web-app&gt;<\/p>\n<p> \u4ee5\u4e0a\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684  &lt;web-app&gt;  \u5143\u7d20\u7684  version&#061;&#034;3.1&#034;  \u5c5e\u6027\u8868\u660e\u8fd9\u4e2aWeb\u5e94\u7528\u9075\u5faaJSP 2.3\u548cServlet 3.1\u89c4\u8303\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f&#xff0c;\u5f00\u53d1\u8005\u53ef\u4ee5\u5229\u7528Tomcat\u63d0\u4f9b\u7684Java EE 7\u7684\u652f\u6301\u6765\u90e8\u7f72\u548c\u7ba1\u7406Web\u5e94\u7528\u3002 <\/p>\n<h2> 4. Windows x86\u73af\u5883\u4e0b\u5b89\u88c5\u6b65\u9aa4 <\/h2>\n<h3> 4.1 Tomcat\u5b89\u88c5\u524d\u7684\u51c6\u5907\u5de5\u4f5c <\/h3>\n<h4> 4.1.1 \u7cfb\u7edf\u8981\u6c42\u548c\u8f6f\u4ef6\u4f9d\u8d56 <\/h4>\n<p> \u5728Windows x86\u73af\u5883\u4e0b\u5b89\u88c5Tomcat\u4e4b\u524d&#xff0c;\u6211\u4eec\u9700\u8981\u786e\u4fdd\u7cfb\u7edf\u6ee1\u8db3\u6700\u4f4e\u8fd0\u884c\u8981\u6c42\u3002Tomcat 8.0.32\u7248\u672c\u8981\u6c42\u5982\u4e0b&#xff1a; <\/p>\n<ul>\n<li> \u652f\u6301\u7684\u64cd\u4f5c\u7cfb\u7edf&#xff1a;Windows XP \/ Vista \/ 7 \/ 8 \/ 10&#xff0c;\u4ee5\u53ca\u5176\u4ed6Windows x86\u5e73\u53f0\u3002 <\/li>\n<li> \u63a8\u8350\u7684Java\u73af\u5883&#xff1a;Java SE 8\u6216\u66f4\u9ad8\u7248\u672c\u3002 <\/li>\n<li> \u6709\u8db3\u591f\u7684\u78c1\u76d8\u7a7a\u95f4\u7528\u4e8e\u5b89\u88c5Tomcat\u548c\u90e8\u7f72\u7684\u5e94\u7528\u7a0b\u5e8f\u3002 <\/li>\n<li> \u786e\u4fdd\u7f51\u7edc\u8bbe\u7f6e\u5141\u8bb8\u7aef\u53e3\u4f7f\u7528&#xff0c;\u7279\u522b\u662f\u7aef\u53e38080&#xff08;\u9ed8\u8ba4\u60c5\u51b5\u4e0b&#xff0c;Tomcat\u4f7f\u7528\u6b64\u7aef\u53e3&#xff09;\u3002 <\/li>\n<\/ul>\n<p> \u8f6f\u4ef6\u4f9d\u8d56\u65b9\u9762&#xff0c;\u4e3b\u8981\u4f9d\u8d56\u4e8eJava\u8fd0\u884c\u73af\u5883&#xff08;JRE&#xff09;\u6216\u8005Java\u5f00\u53d1\u5de5\u5177\u5305&#xff08;JDK&#xff09;\u3002Tomcat\u662f\u7528Java\u7f16\u5199\u7684&#xff0c;\u56e0\u6b64\u5b83\u9700\u8981Java\u8fd0\u884c\u65f6\u73af\u5883\u6765\u6267\u884c\u3002\u4ee5\u4e0b\u662f\u5b89\u88c5\u524d\u5e94\u5b8c\u6210\u7684\u6b65\u9aa4&#xff1a; <\/p>\n<li> \u5b89\u88c5Java Development Kit (JDK)\u3002\u63a8\u8350\u4f7f\u7528\u6700\u65b0\u7248\u672c\u7684JDK&#xff0c;\u5982JDK 1.8\u3002 <\/li>\n<li> \u786e\u4fdd\u7cfb\u7edf\u7684PATH\u73af\u5883\u53d8\u91cf\u5305\u542b\u4e86Java\u7684bin\u76ee\u5f55&#xff0c;\u4ee5\u4fbf\u53ef\u4ee5\u4ece\u547d\u4ee4\u884c\u8fd0\u884cJava\u547d\u4ee4\u3002 <\/li>\n<h4> 4.1.2 \u5b89\u88c5\u8def\u5f84\u548c\u73af\u5883\u53d8\u91cf\u8bbe\u7f6e <\/h4>\n<p> Tomcat\u53ef\u4ee5\u5b89\u88c5\u5728\u4efb\u4f55\u8def\u5f84\u4e0b&#xff0c;\u4f46\u4e3a\u4e86\u65b9\u4fbf\u7ba1\u7406\u548c\u907f\u514d\u6743\u9650\u95ee\u9898&#xff0c;\u63a8\u8350\u5b89\u88c5\u5728\u5982  C:\\\\Program Files\\\\Apache\\\\Tomcat  \u7684\u76ee\u5f55\u4e0b\u3002\u5b89\u88c5\u8def\u5f84\u4e0d\u5e94\u5305\u542b\u7a7a\u683c\u548c\u7279\u6b8a\u5b57\u7b26\u3002 <\/p>\n<p> \u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\u662f\u5b89\u88c5Tomcat\u7684\u4e00\u4e2a\u91cd\u8981\u6b65\u9aa4&#xff0c;\u56e0\u4e3a\u5b83\u5141\u8bb8\u6211\u4eec\u5728\u547d\u4ee4\u884c\u4e2d\u4f7f\u7528  Tomcat  \u547d\u4ee4\u800c\u4e0d\u9700\u8981\u8f93\u5165\u5b8c\u6574\u8def\u5f84\u3002\u4ee5\u4e0b\u662f\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\u7684\u6b65\u9aa4&#xff1a; <\/p>\n<li> \u5728\u7cfb\u7edf\u5c5e\u6027\u4e2d\u6253\u5f00\u73af\u5883\u53d8\u91cf\u8bbe\u7f6e\u3002 <\/li>\n<li> \u5728\u7cfb\u7edf\u53d8\u91cf\u4e2d\u65b0\u5efa\u4e00\u4e2a\u53d8\u91cf&#xff0c;\u540d\u4e3a  CATALINA_HOME  &#xff0c;\u503c\u4e3aTomcat\u5b89\u88c5\u76ee\u5f55\u7684\u8def\u5f84&#xff0c;\u4f8b\u5982  C:\\\\Program Files\\\\Apache\\\\Tomcat  \u3002 <\/li>\n<li> \u5728\u7cfb\u7edf\u53d8\u91cf\u4e2d\u627e\u5230  Path  \u53d8\u91cf&#xff0c;\u5e76\u5728\u5176\u540e\u6dfb\u52a0  ;%CATALINA_HOME%\\\\bin  \u3002\u6ce8\u610f\u524d\u9762\u7684\u5206\u53f7\u662f\u5fc5\u987b\u7684&#xff0c;\u5b83\u7528\u6765\u5206\u9694\u591a\u4e2a\u8def\u5f84\u3002 <\/li>\n<p> \u5b8c\u6210\u8fd9\u4e9b\u6b65\u9aa4\u540e&#xff0c;Tomcat\u5df2\u7ecf\u8bbe\u7f6e\u597d&#xff0c;\u53ef\u4ee5\u5728\u4efb\u4f55\u547d\u4ee4\u884c\u7a97\u53e3\u4e2d\u8fd0\u884c\u4e86\u3002 <\/p>\n<h3> 4.2 Tomcat\u5b89\u88c5\u8fc7\u7a0b\u8be6\u89e3 <\/h3>\n<h4> 4.2.1 \u4ece\u5b98\u7f51\u4e0b\u8f7d\u548c\u89e3\u538bTomcat <\/h4>\n<p> \u8bbf\u95ee  Apache Tomcat\u5b98\u7f51  \u4e0b\u8f7d\u9875\u9762&#xff0c;\u9009\u62e9\u4e0e\u64cd\u4f5c\u7cfb\u7edf\u548cJava\u7248\u672c\u517c\u5bb9\u7684Tomcat 8.0.32\u7684\u4e8c\u8fdb\u5236\u7248\u672c\u3002\u4e0b\u8f7d\u5b8c\u6210\u540e&#xff0c;\u5c06zip\u6587\u4ef6\u89e3\u538b\u5230\u4e4b\u524d\u6307\u5b9a\u7684\u5b89\u88c5\u76ee\u5f55\u4e2d\u3002 <\/p>\n<h4> 4.2.2 \u8fd0\u884c\u548c\u9a8c\u8bc1\u5b89\u88c5 <\/h4>\n<p> \u5b89\u88c5\u5b8c\u6210\u540e&#xff0c;\u9a8c\u8bc1Tomcat\u662f\u5426\u5b89\u88c5\u6210\u529f&#xff1a; <\/p>\n<li> \u6253\u5f00\u547d\u4ee4\u63d0\u793a\u7b26\u7a97\u53e3\u3002 <\/li>\n<li> \u8f93\u5165  cd %CATALINA_HOME%\\\\bin  \u8fdb\u5165Tomcat\u7684bin\u76ee\u5f55\u3002 <\/li>\n<li> \u8f93\u5165  startup  \u547d\u4ee4\u542f\u52a8Tomcat\u670d\u52a1\u5668\u3002 <\/li>\n<p> \u5982\u679c\u4e00\u5207\u6b63\u5e38&#xff0c;\u4f60\u4f1a\u770b\u5230\u63a7\u5236\u53f0\u8f93\u51fa\u542f\u52a8\u4fe1\u606f&#xff0c;\u5e76\u4e14Tomcat\u670d\u52a1\u5f00\u59cb\u5728\u540e\u53f0\u8fd0\u884c\u3002\u4e3a\u4e86\u9a8c\u8bc1\u5b89\u88c5\u662f\u5426\u6210\u529f&#xff0c;\u6253\u5f00\u6d4f\u89c8\u5668\u5e76\u8bbf\u95ee  http:\/\/localhost:8080  \u3002\u5982\u679c\u770b\u5230Tomcat\u7684\u9ed8\u8ba4\u9875\u9762&#xff0c;\u8bf4\u660eTomcat\u5df2\u7ecf\u6210\u529f\u5b89\u88c5\u5e76\u8fd0\u884c\u3002 <\/p>\n<h3> 4.3 Tomcat\u7684\u914d\u7f6e\u4e0e\u4f18\u5316 <\/h3>\n<h4> 4.3.1 \u914d\u7f6e\u6587\u4ef6\u7b80\u4ecb\u53ca\u7f16\u8f91\u65b9\u6cd5 <\/h4>\n<p> Tomcat\u7684\u4e3b\u8981\u914d\u7f6e\u6587\u4ef6\u5305\u62ec  server.xml  \u3001  context.xml  \u548c  web.xml  \u3002\u8fd9\u4e9b\u6587\u4ef6\u4f4d\u4e8e  %CATALINA_HOME%\\\\conf  \u76ee\u5f55\u4e0b\u3002 <\/p>\n<ul>\n<li>  server.xml  \u662fTomcat\u7684\u4e3b\u8981\u914d\u7f6e\u6587\u4ef6&#xff0c;\u7528\u4e8e\u914d\u7f6e\u670d\u52a1\u7aef\u53e3\u3001\u8fde\u63a5\u5668\u3001\u4e3b\u673a\u7b49\u3002 <\/li>\n<li>  context.xml  \u7528\u4e8e\u914d\u7f6e\u5e94\u7528\u4e0a\u4e0b\u6587\u7ea7\u522b\u7684\u53c2\u6570&#xff0c;\u8fd9\u4e9b\u53c2\u6570\u5bf9\u6240\u6709\u90e8\u7f72\u5728\u8be5Tomcat\u5b9e\u4f8b\u4e0a\u7684Web\u5e94\u7528\u6709\u6548\u3002 <\/li>\n<li>  web.xml  \u662f\u6bcf\u4e2aWeb\u5e94\u7528\u7684\u90e8\u7f72\u63cf\u8ff0\u6587\u4ef6&#xff0c;\u7528\u4e8e\u914d\u7f6e\u5177\u4f53\u7684Web\u5e94\u7528\u53c2\u6570\u3002 <\/li>\n<\/ul>\n<p> \u7f16\u8f91\u914d\u7f6e\u6587\u4ef6\u65f6&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u6587\u672c\u7f16\u8f91\u5668\u5982\u8bb0\u4e8b\u672c&#xff0c;Visual Studio Code\u6216\u4efb\u4f55\u652f\u6301\u6587\u672c\u7f16\u8f91\u7684IDE\u3002 <\/p>\n<h4> 4.3.2 JVM\u53c2\u6570\u4f18\u5316\u548c\u5185\u5b58\u8c03\u6574 <\/h4>\n<p> \u4f18\u5316Tomcat\u6027\u80fd\u5f80\u5f80\u6d89\u53ca\u5230\u8c03\u6574JVM\u53c2\u6570&#xff0c;\u7279\u522b\u662f\u5728\u5185\u5b58\u65b9\u9762\u3002\u5408\u7406\u7684\u5185\u5b58\u8bbe\u7f6e\u80fd\u663e\u8457\u63d0\u9ad8Tomcat\u7684\u54cd\u5e94\u901f\u5ea6\u548c\u5904\u7406\u80fd\u529b\u3002 <\/p>\n<p> \u5728  %CATALINA_HOME%\\\\bin  \u76ee\u5f55\u4e0b\u7684  catalina.bat  &#xff08;Windows\u7cfb\u7edf&#xff09;\u6216  catalina.sh  &#xff08;Unix\/Linux\u7cfb\u7edf&#xff09;\u6587\u4ef6\u4e2d\u53ef\u4ee5\u914d\u7f6eJVM\u542f\u52a8\u53c2\u6570\u3002\u8bbe\u7f6eJVM\u7684\u521d\u59cb\u5806\u5185\u5b58\u5927\u5c0f&#xff08;  -Xms  &#xff09;\u548c\u6700\u5927\u5806\u5185\u5b58\u5927\u5c0f&#xff08;  -Xmx  &#xff09;\u3002 <\/p>\n<p> \u4f8b\u5982&#xff0c;\u8981\u4e3aTomcat\u8bbe\u7f6e\u521d\u59cb\u5806\u5185\u5b58\u5927\u5c0f\u4e3a1024MB&#xff0c;\u6700\u5927\u5806\u5185\u5b58\u5927\u5c0f\u4e3a2048MB&#xff0c;\u53ef\u4ee5\u6dfb\u52a0\u4ee5\u4e0b\u884c&#xff1a; <\/p>\n<p>set JAVA_OPTS&#061;-Xms1024m -Xmx2048m<\/p>\n<p> \u5728  catalina.bat  \u6587\u4ef6\u7684\u5f00\u59cb\u5904&#xff0c;\u786e\u4fdd\u6dfb\u52a0\u5728  if not &#034;x%CATALINA_HOME%&#034; &#061;&#061; &#034;x&#034; goto main  \u884c\u4e4b\u524d\u3002\u4fee\u6539\u540e\u4fdd\u5b58\u6587\u4ef6&#xff0c;\u91cd\u542fTomcat\u670d\u52a1\u4f7f\u8bbe\u7f6e\u751f\u6548\u3002 <\/p>\n<p> \u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u8868\u683c\u6765\u5c55\u793a\u4e0d\u540c\u7248\u672c\u7684Tomcat\u63a8\u8350\u7684\u5185\u5b58\u8bbe\u7f6e&#xff1a; <\/p>\n<p> | Tomcat\u7248\u672c | \u521d\u59cb\u5185\u5b58\u5927\u5c0f | \u6700\u5927\u5185\u5b58\u5927\u5c0f | |&#8212;&#8212;&#8212;&#8212;-|&#8212;&#8212;&#8212;&#8212;&#8211;|&#8212;&#8212;&#8212;&#8212;&#8211;| | 7.x | 512MB | 1024MB | | 8.x | 1024MB | 2048MB | | 9.x | 2048MB | 4096MB | <\/p>\n<p> \u6ce8\u610f&#xff0c;\u8fd9\u4e9b\u503c\u4ec5\u4f9b\u53c2\u8003&#xff0c;\u5b9e\u9645\u4f7f\u7528\u65f6\u9700\u8981\u6839\u636e\u5177\u4f53\u7684\u5e94\u7528\u8d1f\u8f7d\u548c\u670d\u52a1\u5668\u786c\u4ef6\u60c5\u51b5\u6765\u8c03\u6574\u3002 <\/p>\n<h2> 5. \u5e94\u7528\u90e8\u7f72\u548c\u670d\u52a1\u5668\u914d\u7f6e\u7ba1\u7406 <\/h2>\n<h3> 5.1 \u5e94\u7528\u90e8\u7f72\u6d41\u7a0b\u53ca\u8981\u70b9 <\/h3>\n<h4> 5.1.1 WAR\u5305\u90e8\u7f72\u6b65\u9aa4 <\/h4>\n<p> \u90e8\u7f72Web\u5e94\u7528\u7a0b\u5e8f\u81f3Tomcat\u901a\u5e38\u6d89\u53ca\u5c06Web\u5e94\u7528\u6253\u5305\u6210WAR&#xff08;Web Application Archive&#xff09;\u6587\u4ef6&#xff0c;\u7136\u540e\u90e8\u7f72\u5230Tomcat\u7684  webapps  \u76ee\u5f55\u4e0b\u3002\u4ee5\u4e0b\u662f\u5177\u4f53\u7684WAR\u5305\u90e8\u7f72\u6b65\u9aa4&#xff1a; <\/p>\n<li>\n<p> \u6253\u5305Web\u5e94\u7528&#xff1a;\u5c06Web\u5e94\u7528\u9879\u76ee\u6253\u5305\u6210WAR\u6587\u4ef6\u3002\u8fd9\u901a\u5e38\u53ef\u4ee5\u901a\u8fc7IDE&#xff08;\u5982Eclipse\u3001IntelliJ IDEA&#xff09;\u5b8c\u6210&#xff0c;\u6216\u8005\u901a\u8fc7\u6784\u5efa\u5de5\u5177\u5982Maven\u6216Gradle\u3002 <\/p>\n<\/li>\n<li>\n<p> \u6587\u4ef6\u4f20\u8f93&#xff1a;\u5c06WAR\u6587\u4ef6\u590d\u5236\u6216\u79fb\u52a8\u5230Tomcat\u670d\u52a1\u5668\u7684  webapps  \u76ee\u5f55\u4e0b\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b&#xff0c;\u53ef\u80fd\u9700\u8981\u901a\u8fc7FTP\u6216\u5176\u4ed6\u6587\u4ef6\u4f20\u8f93\u534f\u8bae\u4f20\u8f93\u6587\u4ef6\u3002 <\/p>\n<\/li>\n<li>\n<p> \u542f\u52a8\/\u91cd\u542fTomcat\u670d\u52a1\u5668&#xff1a;\u90e8\u7f72\u5b8c\u6210\u540e&#xff0c;\u9700\u8981\u91cd\u542fTomcat\u4ee5\u4f7f\u65b0\u90e8\u7f72\u7684\u5e94\u7528\u751f\u6548\u3002\u53ef\u4ee5\u5728Tomcat\u7684  bin  \u76ee\u5f55\u4e0b\u8fd0\u884c  startup.sh  &#xff08;Unix\/Linux\u7cfb\u7edf&#xff09;\u6216  startup.bat  &#xff08;Windows\u7cfb\u7edf&#xff09;\u6765\u542f\u52a8\u6216\u91cd\u542f\u670d\u52a1\u5668\u3002 <\/p>\n<\/li>\n<li>\n<p> \u9a8c\u8bc1\u90e8\u7f72&#xff1a;\u901a\u8fc7\u8bbf\u95ee  http:\/\/localhost:8080\/\u5e94\u7528\u540d  &#xff08;\u5176\u4e2d8080\u662fTomcat\u9ed8\u8ba4\u7aef\u53e3\u53f7&#xff0c;\u5e94\u7528\u540d\u662fWAR\u6587\u4ef6\u540d\u53bb\u6389.war\u6269\u5c55\u540d&#xff09;\u6765\u9a8c\u8bc1\u5e94\u7528\u662f\u5426\u6210\u529f\u90e8\u7f72\u3002 <\/p>\n<\/li>\n<h4> 5.1.2 \u5e94\u7528\u914d\u7f6e\u6587\u4ef6\u7684\u7f16\u8f91\u4e0e\u7ba1\u7406 <\/h4>\n<p> \u5728\u5e94\u7528\u90e8\u7f72\u540e&#xff0c;\u53ef\u80fd\u9700\u8981\u5bf9\u914d\u7f6e\u6587\u4ef6\u8fdb\u884c\u7f16\u8f91\u4ee5\u9002\u5e94\u7279\u5b9a\u7684\u90e8\u7f72\u73af\u5883\u548c\u9700\u6c42\u3002\u4ee5\u4e0b\u662f\u5e38\u89c1\u7684\u914d\u7f6e\u6587\u4ef6\u53ca\u5176\u7528\u9014&#xff1a; <\/p>\n<ul>\n<li>\n<p>  web.xml  &#xff1a;\u8fd9\u662fWeb\u5e94\u7528\u7684\u6807\u51c6\u90e8\u7f72\u63cf\u8ff0\u6587\u4ef6\u3002\u53ef\u4ee5\u914d\u7f6eservlet\u3001filter\u3001listener\u7b49\u3002 <\/p>\n<\/li>\n<li>\n<p>  context.xml  &#xff1a;\u7528\u4e8e\u914d\u7f6e\u7279\u5b9a\u4e8e\u4e0a\u4e0b\u6587&#xff08;\u5373\u90e8\u7f72\u7684Web\u5e94\u7528&#xff09;\u7684\u53c2\u6570&#xff0c;\u5982\u6570\u636e\u6e90\u3001\u8d44\u6e90\u5f15\u7528\u7b49\u3002 <\/p>\n<\/li>\n<li>\n<p>  server.xml  &#xff1a;Tomcat\u670d\u52a1\u5668\u672c\u8eab\u7684\u914d\u7f6e\u6587\u4ef6&#xff0c;\u5176\u4e2d\u53ef\u4ee5\u914d\u7f6e\u5168\u5c40\u8bbe\u7f6e\u3001\u8fde\u63a5\u5668\u3001\u865a\u62df\u4e3b\u673a\u7b49\u3002 <\/p>\n<\/li>\n<\/ul>\n<p> \u7f16\u8f91\u8fd9\u4e9b\u6587\u4ef6\u65f6&#xff0c;\u5e94\u9075\u5faaXML\u8bed\u6cd5\u6807\u51c6&#xff0c;\u5e76\u786e\u4fdd\u5728\u90e8\u7f72\u65b0\u7684WAR\u6587\u4ef6\u4e4b\u524d\u4e0d\u8981\u5220\u9664\u6216\u91cd\u547d\u540d  ROOT  \u5e94\u7528\u7684\u914d\u7f6e\u3002 <\/p>\n<h3> 5.2 \u670d\u52a1\u5668\u914d\u7f6e\u7684\u8be6\u7ec6\u89e3\u8bfb <\/h3>\n<h4> 5.2.1 \u7aef\u53e3\u914d\u7f6e\u4e0e\u5b89\u5168\u8bbe\u7f6e <\/h4>\n<p> Tomcat\u7684  server.xml  \u6587\u4ef6\u5305\u542b\u4e86\u670d\u52a1\u5668\u7684\u7aef\u53e3\u914d\u7f6e&#xff0c;\u7279\u522b\u662fHTTP\u548cAJP\u8fde\u63a5\u5668\u7684\u7aef\u53e3\u53f7\u3002\u5b89\u5168\u8bbe\u7f6e\u6d89\u53ca\u9650\u5236\u5bf9\u8fd9\u4e9b\u8fde\u63a5\u5668\u7684\u8bbf\u95ee&#xff0c;\u5982\u4ec5\u5141\u8bb8\u7279\u5b9aIP\u5730\u5740\u7684\u8bbf\u95ee\u6216\u901a\u8fc7SSL\/TLS\u52a0\u5bc6\u6d41\u91cf\u3002 <\/p>\n<ul>\n<li> \u7aef\u53e3\u914d\u7f6e\u793a\u4f8b&#xff1a; <\/li>\n<\/ul>\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<ul>\n<li> \u5b89\u5168\u8bbe\u7f6e\u793a\u4f8b&#xff1a; <\/li>\n<\/ul>\n<p>&lt;Valve className&#061;&#034;org.apache.catalina.valves.RemoteIpValve&#034;<br \/>\n       internalProxies&#061;&#034;192\\\\.168\\\\.0\\\\.10|192\\\\.168\\\\.0\\\\.11&#034;<br \/>\n       remoteIpHeader&#061;&#034;x-forwarded-for&#034;<br \/>\n       proxiesHeader&#061;&#034;x-forwarded-by&#034;<br \/>\n       protocolHeader&#061;&#034;x-forwarded-proto&#034; \/&gt;<\/p>\n<h4> 5.2.2 \u8fde\u63a5\u5668\u548c\u4f1a\u8bdd\u7ba1\u7406\u5668\u7684\u914d\u7f6e <\/h4>\n<p> \u8fde\u63a5\u5668\u914d\u7f6e\u5141\u8bb8\u670d\u52a1\u5668\u63a5\u6536\u6765\u81ea\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u8bf7\u6c42&#xff0c;Tomcat\u63d0\u4f9b\u4e86\u4e0d\u540c\u7684\u8fde\u63a5\u5668\u5b9e\u73b0&#xff0c;\u5982BIO\u3001NIO\u548cAPR&#xff0c;\u5b83\u4eec\u5728\u6027\u80fd\u548c\u8d44\u6e90\u6d88\u8017\u65b9\u9762\u5404\u6709\u4f18\u52bf\u3002 <\/p>\n<ul>\n<li> \u793a\u4f8bNIO\u8fde\u63a5\u5668\u914d\u7f6e&#xff1a; <\/li>\n<\/ul>\n<p>&lt;Connector port&#061;&#034;8080&#034; protocol&#061;&#034;org.apache.coyote.http11.Http11NioProtocol&#034;<br \/>\n           connectionTimeout&#061;&#034;20000&#034;<br \/>\n           redirectPort&#061;&#034;8443&#034; \/&gt;<\/p>\n<p> \u4f1a\u8bdd\u7ba1\u7406\u5668\u914d\u7f6e\u5219\u6d89\u53ca\u5230\u4f1a\u8bdd\u7684\u6301\u4e45\u6027&#xff0c;\u5982\u662f\u5426\u542f\u7528\u6301\u4e45\u5316\u5b58\u50a8\u6216\u4f1a\u8bdd\u8d85\u65f6\u65f6\u95f4\u7684\u8bbe\u7f6e\u3002 <\/p>\n<ul>\n<li> \u793a\u4f8b\u4f1a\u8bdd\u7ba1\u7406\u5668\u914d\u7f6e&#xff1a; <\/li>\n<\/ul>\n<p>&lt;Manager className&#061;&#034;org.apache.catalina.session.StandardManager&#034;<br \/>\n         maxActiveSessions&#061;&#034;-1&#034;<br \/>\n         sessionCookieName&#061;&#034;JSESSIONID&#034;<br \/>\n         sessionCookiePath&#061;&#034;\/&#034;<br \/>\n         sessionCookieDomain&#061;&#034;&#034;<br \/>\n         sessionTimeout&#061;&#034;30&#034;<br \/>\n         sessionPath&#061;&#034;\/&#034;<br \/>\n         sessionURLPrefix&#061;&#034;\/&#034;\/&gt;<\/p>\n<p> \u4f1a\u8bdd\u7ba1\u7406\u5668\u7684\u914d\u7f6e\u53ef\u4ee5\u5f71\u54cd\u5e94\u7528\u7684\u6027\u80fd\u548c\u6269\u5c55\u6027&#xff0c;\u56e0\u6b64\u9700\u6839\u636e\u5b9e\u9645\u9700\u6c42\u4ed4\u7ec6\u8c03\u6574\u3002 <\/p>\n<h2> 6. \u5b89\u5168\u63aa\u65bd\u53ca\u6545\u969c\u6392\u67e5\u65b9\u6cd5 <\/h2>\n<h3> 6.1 Tomcat\u5b89\u5168\u6027\u914d\u7f6e <\/h3>\n<h4> 6.1.1 \u914d\u7f6eTomcat\u4ee5\u63d0\u5347\u5b89\u5168\u6027 <\/h4>\n<p> \u5b89\u5168\u6027\u662f\u4efb\u4f55\u670d\u52a1\u5668\u90e8\u7f72\u7684\u6838\u5fc3\u8003\u91cf\u4e4b\u4e00\u3002\u5bf9\u4e8eTomcat&#xff0c;\u901a\u8fc7\u4e00\u7cfb\u5217\u914d\u7f6e\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u5347\u5176\u5b89\u5168\u6027\u3002\u9996\u5148&#xff0c;\u7981\u7528\u9ed8\u8ba4\u7684\u7ba1\u7406\u5e94\u7528\u548c\u793a\u4f8b\u5e94\u7528\u662f\u4e00\u4e2a\u597d\u7684\u5f00\u59cb\u3002\u8fd9\u4e9b\u5e94\u7528\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u5305\u542b\u5728Tomcat\u4e2d&#xff0c;\u4e3a\u6f5c\u5728\u7684\u653b\u51fb\u8005\u63d0\u4f9b\u4e86\u653b\u51fb\u9762\u3002\u7981\u7528\u5b83\u4eec\u7684\u6b65\u9aa4\u5305\u62ec\u5220\u9664\u6216\u91cd\u547d\u540d\u5e94\u7528\u76ee\u5f55\u3002 <\/p>\n<p># \u505c\u6b62Tomcat\u670d\u52a1\u540e&#xff0c;\u53ef\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4&#xff1a;<br \/>\nrm -rf $CATALINA_HOME\/webapps\/examples<br \/>\nrm -rf $CATALINA_HOME\/webapps\/admin<\/p>\n<p> \u63a5\u4e0b\u6765&#xff0c;\u5e94\u786e\u4fdd\u6240\u6709\u7684\u7528\u6237\u548c\u89d2\u8272\u90fd\u662f\u5fc5\u8981\u7684&#xff0c;\u5e76\u4e14\u4ec5\u6388\u4e88\u5b83\u4eec\u5b8c\u6210\u5de5\u4f5c\u6240\u5fc5\u9700\u7684\u6700\u5c0f\u6743\u9650\u3002Tomcat\u7684  users.xml  \u548c  roles.xml  \u6587\u4ef6\u5e94\u53ea\u5305\u542b\u5fc5\u8981\u7684\u7528\u6237\u548c\u89d2\u8272\u5b9a\u4e49\u3002 <\/p>\n<p>&lt;tomcat-users&gt;<br \/>\n  &lt;role rolename&#061;&#034;manager-gui&#034;\/&gt;<br \/>\n  &lt;user username&#061;&#034;admin&#034; password&#061;&#034;admin&#034; roles&#061;&#034;manager-gui&#034;\/&gt;<br \/>\n&lt;\/tomcat-users&gt;<\/p>\n<p> \u6b64\u5916&#xff0c;\u5bf9Tomcat\u7684\u914d\u7f6e\u6587\u4ef6\u8fdb\u884c\u8c03\u6574\u4ee5\u4f7f\u7528\u66f4\u5f3a\u7684\u52a0\u5bc6\u7b97\u6cd5\u548c\u534f\u8bae\u3002\u53ef\u4ee5\u5728  server.xml  \u6587\u4ef6\u4e2d\u6307\u5b9a\u4f7f\u7528\u7684\u52a0\u5bc6\u534f\u8bae\u548c\u5bc6\u94a5\u5e93\u3002 <\/p>\n<p>&lt;Connector port&#061;&#034;8443&#034; protocol&#061;&#034;org.apache.coyote.http11.Http11NioProtocol&#034;<br \/>\n           maxThreads&#061;&#034;150&#034; scheme&#061;&#034;https&#034; secure&#061;&#034;true&#034; SSLEnabled&#061;&#034;true&#034;<br \/>\n           keystoreFile&#061;&#034;${catalina.base}\/conf\/keystore&#034; keystorePass&#061;&#034;changeit&#034;<br \/>\n           clientAuth&#061;&#034;false&#034; sslProtocol&#061;&#034;TLS&#034;\/&gt;<\/p>\n<h5> \u53c2\u6570\u8bf4\u660e&#xff1a; <\/h5>\n<ul>\n<li>  protocol  &#xff1a;\u6307\u5b9a\u4f7f\u7528\u7684\u534f\u8bae&#xff0c;\u8fd9\u91cc\u4f7f\u7528\u7684\u662f  Http11NioProtocol  \u3002 <\/li>\n<li>  keystoreFile  &#xff1a;\u5bc6\u94a5\u5e93\u6587\u4ef6\u7684\u4f4d\u7f6e\u3002 <\/li>\n<li>  keystorePass  &#xff1a;\u5bc6\u94a5\u5e93\u7684\u5bc6\u7801\u3002 <\/li>\n<li>  sslProtocol  &#xff1a;SSL\u534f\u8bae\u7248\u672c&#xff0c;\u63a8\u8350\u4f7f\u7528  TLS  \u3002 <\/li>\n<\/ul>\n<h4> 6.1.2 \u5e38\u89c1\u7684\u5b89\u5168\u9690\u60a3\u548c\u9884\u9632\u63aa\u65bd <\/h4>\n<p> \u9664\u4e86\u4e0a\u8ff0\u914d\u7f6e\u4e4b\u5916&#xff0c;\u4e86\u89e3\u548c\u9632\u5fa1\u5e38\u89c1\u7684\u5b89\u5168\u5a01\u80c1\u4e5f\u5f88\u5173\u952e\u3002\u4e00\u4e2a\u5e38\u89c1\u7684\u5b89\u5168\u6f0f\u6d1e\u662f\u5f31\u5bc6\u7801\u3002\u5e94\u786e\u4fdd\u6240\u6709\u8d26\u6237\u90fd\u4f7f\u7528\u5f3a\u5bc6\u7801&#xff0c;\u7279\u522b\u662f\u7ba1\u7406\u5458\u8d26\u6237\u3002\u6b64\u5916&#xff0c;\u5bf9Tomcat\u8fdb\u884c\u5b9a\u671f\u7684\u5b89\u5168\u626b\u63cf\u53ef\u4ee5\u5e2e\u52a9\u53d1\u73b0\u548c\u4fee\u590d\u6f5c\u5728\u7684\u5b89\u5168\u95ee\u9898\u3002 <\/p>\n<p> \u53e6\u4e00\u4e2a\u5e38\u89c1\u7684\u9690\u60a3\u662f\u672a\u6388\u6743\u7684\u8bbf\u95ee\u3002\u901a\u8fc7\u914d\u7f6e\u9002\u5f53\u7684\u8bbf\u95ee\u63a7\u5236\u5217\u8868&#xff08;ACLs&#xff09;\u548c\u5b89\u5168\u7ea6\u675f&#xff0c;\u53ef\u4ee5\u9650\u5236\u5bf9\u654f\u611f\u76ee\u5f55\u7684\u8bbf\u95ee\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539  web.xml  \u6587\u4ef6\u6765\u5b9e\u73b0&#xff1a; <\/p>\n<p>&lt;security-constraint&gt;<br \/>\n  &lt;web-resource-collection&gt;<br \/>\n    &lt;web-resource-name&gt;Protected Area&lt;\/web-resource-name&gt;<br \/>\n    &lt;url-pattern&gt;\/protected\/*&lt;\/url-pattern&gt;<br \/>\n  &lt;\/web-resource-collection&gt;<br \/>\n  &lt;auth-constraint&gt;<br \/>\n    &lt;role-name&gt;manager-gui&lt;\/role-name&gt;<br \/>\n  &lt;\/auth-constraint&gt;<br \/>\n&lt;\/security-constraint&gt;<\/p>\n<h5> \u53c2\u6570\u8bf4\u660e&#xff1a; <\/h5>\n<ul>\n<li>  url-pattern  &#xff1a;\u9700\u8981\u4fdd\u62a4\u7684URL\u6a21\u5f0f\u3002 <\/li>\n<li>  role-name  &#xff1a;\u6709\u6743\u8bbf\u95ee\u8be5\u6a21\u5f0f\u7684\u89d2\u8272\u3002 <\/li>\n<\/ul>\n<p> \u53e6\u5916&#xff0c;\u9488\u5bf9\u53ef\u80fd\u7684SQL\u6ce8\u5165\u548c\u8de8\u7ad9\u811a\u672c\u653b\u51fb&#xff08;XSS&#xff09;&#xff0c;\u5e94\u786e\u4fdd\u5e94\u7528\u672c\u8eab\u4e5f\u5b9e\u73b0\u4e86\u5fc5\u8981\u7684\u9632\u62a4\u63aa\u65bd&#xff0c;\u5982\u5bf9\u6240\u6709\u8f93\u5165\u8fdb\u884c\u9a8c\u8bc1\u548c\u6e05\u7406\u3002 <\/p>\n<h3> 6.2 \u6545\u969c\u8bca\u65ad\u4e0e\u6392\u67e5\u6280\u5de7 <\/h3>\n<h4> 6.2.1 \u65e5\u5fd7\u6587\u4ef6\u5206\u6790\u4e0e\u5e94\u7528 <\/h4>\n<p> \u5f53\u9047\u5230\u95ee\u9898\u65f6&#xff0c;\u65e5\u5fd7\u6587\u4ef6\u662f\u8bca\u65ad\u95ee\u9898\u7684\u7b2c\u4e00\u624b\u8d44\u6599\u3002Tomcat\u5c06\u65e5\u5fd7\u8bb0\u5f55\u5728  CATALINA_HOME\/logs  \u76ee\u5f55\u4e0b\u7684\u4e0d\u540c\u6587\u4ef6\u4e2d\u3002\u5176\u4e2d  catalina.out  \u662f\u6700\u57fa\u672c\u7684\u65e5\u5fd7\u6587\u4ef6&#xff0c;\u5b83\u5305\u542b\u4e86Tomcat\u542f\u52a8\u548c\u5173\u95ed\u4fe1\u606f\u4ee5\u53ca\u9519\u8bef\u65e5\u5fd7\u3002 <\/p>\n<p> \u5206\u6790\u65e5\u5fd7\u6587\u4ef6\u65f6&#xff0c;\u5e94\u8be5\u5bfb\u627e\u5f02\u5e38\u4fe1\u606f\u548c\u9519\u8bef\u4ee3\u7801\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u65e5\u5fd7\u6587\u4ef6\u4e2d\u53ef\u80fd\u8bb0\u5f55\u7684\u9519\u8bef\u6837\u4f8b&#xff1a; <\/p>\n<p>SEVERE: Error deploying web application archive [path]\/ROOT.war<br \/>\njava.lang.ClassNotFoundException: com.example.MyServlet<\/p>\n<p> \u5728\u672c\u4f8b\u4e2d&#xff0c;Tomcat\u65e0\u6cd5\u627e\u5230  com.example.MyServlet  \u8fd9\u4e2a\u7c7b&#xff0c;\u8fd9\u53ef\u80fd\u662f\u56e0\u4e3a\u8be5\u7c7b\u672a\u6b63\u786e\u6253\u5305\u5728WAR\u6587\u4ef6\u4e2d&#xff0c;\u6216\u8005\u8be5\u7c7b\u4e0d\u5b58\u5728\u4e8e\u5e94\u7528\u7684\u7c7b\u8def\u5f84\u4e2d\u3002 <\/p>\n<h5> \u53c2\u6570\u8bf4\u660e&#xff1a; <\/h5>\n<ul>\n<li>  java.lang.ClassNotFoundException  &#xff1a;\u6307\u793aTomcat\u65e0\u6cd5\u627e\u5230\u6307\u5b9a\u7684\u7c7b\u3002 <\/li>\n<li>  [path]\/ROOT.war  &#xff1a;\u8868\u793a\u6709\u95ee\u9898\u7684WAR\u6587\u4ef6\u8def\u5f84\u3002 <\/li>\n<\/ul>\n<p> \u901a\u8fc7\u68c0\u67e5  catalina.out  \u65e5\u5fd7\u6587\u4ef6\u4e2d\u7684\u9519\u8bef\u4fe1\u606f&#xff0c;\u5f00\u53d1\u8005\u53ef\u4ee5\u5b9a\u4f4d\u5230\u95ee\u9898\u7684\u6839\u6e90&#xff0c;\u5e76\u91c7\u53d6\u76f8\u5e94\u7684\u89e3\u51b3\u63aa\u65bd\u3002 <\/p>\n<h4> 6.2.2 \u5e38\u89c1\u6545\u969c\u6848\u4f8b\u5206\u6790 <\/h4>\n<p> \u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e2a\u5177\u4f53\u7684\u6545\u969c\u6848\u4f8b&#xff0c;\u5e76\u5206\u6790\u5176\u6392\u67e5\u8fc7\u7a0b\u3002\u5047\u8bbe\u9047\u5230\u7684\u95ee\u9898\u662fTomcat\u65e0\u6cd5\u542f\u52a8&#xff0c;\u9519\u8bef\u65e5\u5fd7\u4e2d\u663e\u793a  OutOfMemoryError  \u3002 <\/p>\n<p>SEVERE: The web application [ROOT] appears to have started a thread named [Abc] but has failed to stop it. This is very likely to create a memory leak.<\/p>\n<p> \u8fd9\u4e2a\u9519\u8bef\u8868\u660e\u5e94\u7528\u542f\u52a8\u4e86\u4e00\u4e2a\u540d\u4e3a  Abc  \u7684\u7ebf\u7a0b&#xff0c;\u4f46\u672a\u59a5\u5584\u7ba1\u7406&#xff0c;\u53ef\u80fd\u5bfc\u81f4\u5185\u5b58\u6cc4\u6f0f\u3002\u5904\u7406\u8fd9\u79cd\u95ee\u9898\u901a\u5e38\u9700\u8981\u68c0\u67e5\u5e94\u7528\u4ee3\u7801&#xff0c;\u5c24\u5176\u662f\u90a3\u4e9b\u53ef\u80fd\u5bfc\u81f4\u7ebf\u7a0b\u6cc4\u6f0f\u7684\u90e8\u5206\u3002\u6709\u65f6\u5019&#xff0c;\u4e5f\u53ef\u80fd\u9700\u8981\u8c03\u6574Tomcat\u7684JVM\u53c2\u6570\u6765\u589e\u52a0\u53ef\u7528\u5806\u5185\u5b58&#xff0c;\u4f8b\u5982&#xff1a; <\/p>\n<p># \u5728bin\/catalina.sh&#xff08;Linux\/macOS&#xff09;\u6216bin\/catalina.bat&#xff08;Windows&#xff09;\u6587\u4ef6\u4e2d\u8bbe\u7f6eJVM\u53c2\u6570&#xff1a;<br \/>\nJAVA_OPTS&#061;&#034;-Xms256m -Xmx512m -XX:&#043;HeapDumpOnOutOfMemoryError&#034;<\/p>\n<h5> \u53c2\u6570\u8bf4\u660e&#xff1a; <\/h5>\n<ul>\n<li>  -Xms  &#xff1a;JVM\u521d\u59cb\u5806\u5927\u5c0f\u3002 <\/li>\n<li>  -Xmx  &#xff1a;JVM\u6700\u5927\u5806\u5927\u5c0f\u3002 <\/li>\n<li>  -XX:&#043;HeapDumpOnOutOfMemoryError  &#xff1a;\u5f53\u51fa\u73b0  OutOfMemoryError  \u65f6&#xff0c;\u751f\u6210\u5806\u8f6c\u50a8\u6587\u4ef6\u3002 <\/li>\n<\/ul>\n<p> \u901a\u8fc7\u589e\u52a0\u5806\u5185\u5b58\u5927\u5c0f\u6216\u8c03\u6574\u7ebf\u7a0b\u6c60\u8bbe\u7f6e\u6765\u89e3\u51b3\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\u3002 <\/p>\n<h4> 6.2.3 \u6027\u80fd\u74f6\u9888\u5b9a\u4f4d\u4e0e\u89e3\u51b3 <\/h4>\n<p> \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b&#xff0c;Tomcat\u670d\u52a1\u5668\u7684\u6027\u80fd\u53ef\u80fd\u6210\u4e3a\u74f6\u9888\u3002\u6b64\u65f6&#xff0c;\u5b9a\u4f4d\u6027\u80fd\u95ee\u9898\u7684\u6839\u6e90\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002\u4e00\u4e2a\u5e38\u89c1\u7684\u74f6\u9888\u662f\u6570\u636e\u5e93\u8fde\u63a5\u6570\u8fc7\u591a\u5bfc\u81f4\u7684\u8d44\u6e90\u7ade\u4e89\u3002 <\/p>\n<p> \u4f7f\u7528JProfiler\u3001VisualVM\u8fd9\u7c7b\u5de5\u5177\u53ef\u4ee5\u5e2e\u52a9\u8bca\u65ad\u6027\u80fd\u95ee\u9898\u3002\u6bd4\u5982&#xff0c;\u4f7f\u7528VisualVM\u5206\u6790Tomcat\u7684JVM\u5185\u5b58\u4f7f\u7528\u60c5\u51b5&#xff0c;CPU\u4f7f\u7528\u7387\u7b49\u3002\u82e5\u786e\u5b9a\u6570\u636e\u5e93\u8fde\u63a5\u4e3a\u74f6\u9888&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u4f18\u5316SQL\u67e5\u8be2\u3001\u589e\u52a0\u6570\u636e\u5e93\u7d22\u5f15\u3001\u4f7f\u7528\u8fde\u63a5\u6c60\u6765\u51cf\u5c11\u8fde\u63a5\u7684\u5efa\u7acb\u548c\u9500\u6bc1\u5f00\u9500\u3002 <\/p>\n<p> \u53e6\u5916&#xff0c;\u4f18\u5316Tomcat\u81ea\u8eab\u7684\u914d\u7f6e\u4e5f\u53ef\u4ee5\u6539\u5584\u6027\u80fd\u3002\u6bd4\u5982&#xff1a; <\/p>\n<ul>\n<li> \u4f7f\u7528APR\u8fde\u63a5\u5668&#xff0c;\u5b83\u6bd4\u539f\u751fJava\u8fde\u63a5\u5668\u66f4\u9ad8\u6548\u3002 <\/li>\n<li> \u4f18\u5316\u7ebf\u7a0b\u6570\u53c2\u6570&#xff0c;\u5982\u8c03\u6574  maxThreads  \u548c  minSpareThreads  \u3002 <\/li>\n<li> \u4f7f\u7528AJP\u8fde\u63a5\u5668\u6765\u4f18\u5316\u5728\u8d1f\u8f7d\u5747\u8861\u5668\u540e\u7684\u8bf7\u6c42\u5904\u7406\u3002 <\/li>\n<\/ul>\n<p>&lt;Connector protocol&#061;&#034;AJP\/1.3&#034; port&#061;&#034;8009&#034; redirectPort&#061;&#034;8443&#034; \/&gt;<\/p>\n<p> \u901a\u8fc7\u8fd9\u4e9b\u7b56\u7565&#xff0c;\u53ef\u4ee5\u5e2e\u52a9\u7f13\u89e3Tomcat\u670d\u52a1\u5668\u7684\u538b\u529b&#xff0c;\u5e76\u63d0\u9ad8\u5176\u5904\u7406\u80fd\u529b\u3002 <\/p>\n<p> \u4ee5\u4e0a\u5c31\u662f\u7b2c\u516d\u7ae0\u7684\u5185\u5bb9&#xff0c;\u5176\u4e2d\u6d89\u53ca\u4e86\u63d0\u5347Tomcat\u670d\u52a1\u5668\u5b89\u5168\u6027\u7684\u914d\u7f6e\u65b9\u6cd5\u4ee5\u53ca\u5e94\u5bf9\u5e38\u89c1\u6545\u969c\u6848\u4f8b\u7684\u5206\u6790\u548c\u6392\u67e5\u6280\u5de7\u3002\u5728\u4e0b\u4e00\u7ae0\u8282&#xff0c;\u6211\u4eec\u5c06\u5bf9Tomcat\u5728\u6280\u672f\u751f\u6001\u7cfb\u7edf\u4e2d\u7684\u89d2\u8272\u4ee5\u53ca\u5176\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u8fdb\u884c\u63a2\u8ba8\u3002 <\/p>\n<h2> 7. \u603b\u7ed3\u4e0e\u5c55\u671b <\/h2>\n<h3> 7.1 Tomcat\u5728\u5f53\u524d\u6280\u672f\u751f\u6001\u4e2d\u7684\u89d2\u8272 <\/h3>\n<h4> 7.1.1 Tomcat\u5728Java Web\u5f00\u53d1\u4e2d\u7684\u5730\u4f4d <\/h4>\n<p> \u968f\u7740Web\u6280\u672f\u7684\u8fc5\u901f\u53d1\u5c55&#xff0c;Java\u5728Web\u5f00\u53d1\u4e2d\u7684\u5e94\u7528\u4e00\u76f4\u5360\u6709\u4e3e\u8db3\u8f7b\u91cd\u7684\u5730\u4f4d\u3002\u800c\u4f5c\u4e3aJava EE\u6807\u51c6\u7684\u4e00\u90e8\u5206&#xff0c;Tomcat\u626e\u6f14\u4e86\u4e00\u4e2a\u5173\u952e\u7684\u89d2\u8272&#xff0c;\u5b83\u662f\u7edd\u5927\u591a\u6570Java Web\u5e94\u7528\u7684\u8fd0\u884c\u57fa\u7840&#xff0c;\u5c24\u5176\u662f\u5728\u4f20\u7edf\u7684MVC\u6a21\u5f0f\u4e2d\u3002Tomcat\u4ee5\u5176\u5b9e\u7528\u6027\u3001\u7a33\u5b9a\u6027\u548c\u826f\u597d\u7684\u793e\u533a\u652f\u6301&#xff0c;\u6210\u4e3a\u4e86\u90e8\u7f72\u548c\u7ba1\u7406Java Web\u5e94\u7528\u7684\u9996\u9009\u670d\u52a1\u5668\u3002 <\/p>\n<p> \u5728Tomcat\u4e2d&#xff0c;\u5f00\u53d1\u8005\u53ef\u4ee5\u5229\u7528Servlet\u548cJSP\u7b49Java EE\u6280\u672f\u8fdb\u884c\u5e94\u7528\u5f00\u53d1\u3002\u5c3d\u7ba1\u57282013\u5e74\u4e4b\u540e&#xff0c;Spring Boot\u7684\u51fa\u73b0\u4e3a\u5f00\u53d1\u4eba\u5458\u63d0\u4f9b\u4e86\u4e00\u4e2a\u66f4\u7b80\u4fbf\u7684\u65b9\u5f0f\u6765\u521b\u5efa\u72ec\u7acb\u7684\u3001\u751f\u4ea7\u7ea7\u522b\u7684\u57fa\u4e8eSpring\u7684\u5e94\u7528\u7a0b\u5e8f&#xff0c;\u4f46Tomcat\u4ecd\u7136\u4f5c\u4e3a\u540e\u7aef\u5bb9\u5668&#xff0c;\u5728\u652f\u6301\u548c\u7ef4\u62a4\u8bb8\u591a\u9057\u7559\u5e94\u7528\u4e2d\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u3002 <\/p>\n<h4> 7.1.2 \u4e0eSpring Boot\u7b49\u6280\u672f\u7684\u878d\u5408 <\/h4>\n<p> Spring 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