![\"menu-r.4af5f7ec.gif\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250815235457-689fc8d10a473.gif\")
<\/p>\n \u672c\u6587\u8fd8\u6709\u914d\u5957\u7684\u7cbe\u54c1\u8d44\u6e90，\u70b9\u51fb\u83b7\u53d6 <\/p>\n
\u7b80\u4ecb：Tomcat 8.0.43\u662fApache\u5f00\u6e90\u5e94\u7528\u670d\u52a1\u5668\u7684\u4e00\u4e2a\u7a33\u5b9a\u7248\u672c，\u652f\u6301Java Servlet\u548cJSP\u6280\u672f，\u9002\u5408\u8fd0\u884cJava Web\u5e94\u7528\u3002\u672c\u7248\u672c\u8fdb\u884c\u4e86\u6027\u80fd\u4f18\u5316\u3001\u5b89\u5168\u66f4\u65b0\u548cbug\u4fee\u590d\u3002\u7ba1\u7406\u5458\u901a\u8fc7\u4fee\u6539\u76d1\u542c\u7aef\u53e3\u81f333333，\u89e3\u51b3\u4e86\u7aef\u53e3\u51b2\u7a81\u95ee\u9898，\u786e\u4fddTomcat\u5b9e\u4f8b\u72ec\u7acb\u5de5\u4f5c\u3002\u672c\u7bc7\u5c06\u6df1\u5165\u63a2\u8ba8Servlet\u3001JSP\u3001\u8fde\u63a5\u5668\u3001\u4e0a\u4e0b\u6587\u7ba1\u7406\u3001JNDI\u3001\u96c6\u7fa4\u914d\u7f6e\u3001\u5b89\u5168\u7ba1\u7406\u3001\u65e5\u5fd7\u5904\u7406\u53ca\u6027\u80fd\u8c03\u4f18\u7b49Tomcat\u7684\u6838\u5fc3\u529f\u80fd\u548c\u914d\u7f6e，\u4ee5\u5e2e\u52a9\u7528\u6237\u5168\u9762\u7406\u89e3\u548c\u638c\u63e1\u5982\u4f55\u90e8\u7f72\u548c\u7ef4\u62a4\u57fa\u4e8eTomcat\u7684Web\u670d\u52a1\u3002 ![\"Tomcat\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250815235457-689fc8d1188b2.png\")
<\/p>\n
Apache Tomcat\u662f\u4e00\u4e2a\u5e7f\u6cdb\u4f7f\u7528\u7684\u5f00\u6e90Java Servlet\u5bb9\u5668，\u5b83\u5b9e\u73b0\u4e86Java Servlet\u548cJavaServer Pages（JSP）\u89c4\u8303\u3002\u672c\u7ae0\u5c06\u4e3a\u8bfb\u8005\u63d0\u4f9b\u5bf9Tomcat\u7684\u57fa\u672c\u8ba4\u8bc6，\u5e76\u6982\u8ff0\u4e0d\u540c\u7248\u672c\u4e2d\u7684\u65b0\u7279\u6027\u3002 <\/p>\n
Tomcat\u4f5c\u4e3a\u5e94\u7528\u670d\u52a1\u5668，\u4e3b\u8981\u529f\u80fd\u5305\u62ec\u5904\u7406HTTP\u8bf7\u6c42\u3001\u63d0\u4f9bJSP\u548cServlet\u7684\u8fd0\u884c\u73af\u5883\u3001\u652f\u6301\u591a\u79cdWeb\u5e94\u7528\u7a0b\u5e8f\u90e8\u7f72\u4ee5\u53ca\u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\u548c\u96c6\u7fa4\u90e8\u7f72\u7684\u80fd\u529b\u3002 <\/p>\n
\u4eceTomcat 7\u5f00\u59cb，Tomcat\u7684\u7248\u672c\u8fed\u4ee3\u5f15\u5165\u4e86\u8bb8\u591a\u6539\u8fdb\u548c\u65b0\u7279\u6027\u3002\u6bd4\u5982，\u4eceTomcat 8\u5f00\u59cb\u5c31\u5168\u9762\u652f\u6301Java EE 7\u89c4\u8303\u3002\u968f\u7740\u7248\u672c\u7684\u5347\u7ea7，Tomcat\u4e0d\u65ad\u63d0\u5347\u6027\u80fd，\u589e\u5f3a\u4e86\u5b89\u5168\u6027，\u5e76\u5f15\u5165\u4e86\u65b0\u7684\u7ba1\u7406\u5de5\u5177\u548c\u914d\u7f6e\u9009\u9879\u3002 <\/p>\n
\u9009\u62e9\u5408\u9002\u7684Tomcat\u7248\u672c\u5bf9\u4e8e\u9879\u76ee\u81f3\u5173\u91cd\u8981\u3002\u7248\u672c\u7684\u9009\u53d6\u5e94\u5f53\u57fa\u4e8e\u9879\u76ee\u9700\u6c42\u3001\u5bf9\u65b0\u7279\u6027\u7684\u4f9d\u8d56\u7a0b\u5ea6\u4ee5\u53ca\u7ef4\u62a4\u548c\u793e\u533a\u652f\u6301\u7b49\u56e0\u7d20\u3002\u672c\u7ae0\u7ed3\u5c3e\u5c06\u63d0\u4f9b\u4e00\u4e2a\u7248\u672c\u9009\u62e9\u7684\u5c0f\u8d34\u58eb，\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u51b3\u7b56\u3002 <\/p>\n
\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u9009\u62e9Tomcat\u7248\u672c\u4ee5\u53ca\u5bf9\u5e94\u7684\u7279\u6027，\u4ee5\u4fbf\u6839\u636e\u81ea\u5df1\u7684\u9879\u76ee\u9700\u6c42\u8fdb\u884c\u914d\u7f6e\u548c\u4f18\u5316\u3002 <\/p>\n
**\u63d0\u793a：** \u9009\u62e9Tomcat\u7248\u672c\u65f6，\u5e94\u7efc\u5408\u8003\u8651\u5176\u5bf9Java\u7684\u7248\u672c\u8981\u6c42\u3001\u73b0\u6709\u9879\u76ee\u4f9d\u8d56\u4ee5\u53ca\u5b89\u5168\u4e0e\u6027\u80fd\u7684\u63d0\u5347\u3002<\/p>\n
\u968f\u7740\u7ae0\u8282\u7684\u6df1\u5165，\u6211\u4eec\u5c06\u4e86\u89e3Tomcat\u7684\u5185\u90e8\u7ec4\u4ef6\u548c\u5916\u90e8\u63a5\u53e3，\u4ee5\u53ca\u5982\u4f55\u4f18\u5316\u8fd9\u4e9b\u7ec4\u4ef6\u4ee5\u63d0\u5347\u670d\u52a1\u5668\u7684\u6574\u4f53\u6027\u80fd\u3002\u5728\u4e86\u89e3\u4e86Tomcat\u7684\u57fa\u7840\u77e5\u8bc6\u540e，\u6211\u4eec\u53ef\u4ee5\u7ee7\u7eed\u63a2\u7d22\u5982\u4f55\u8c03\u6574\u7aef\u53e3\u914d\u7f6e，\u4ee5\u907f\u514d\u6f5c\u5728\u7684\u670d\u52a1\u51b2\u7a81，\u5e76\u5bf9Tomcat\u8fdb\u884c\u670d\u52a1\u4f18\u5316\u3002 <\/p>\n
Apache Tomcat\u662f\u4e00\u4e2a\u5f00\u6e90\u7684Web\u670d\u52a1\u5668\u548cServlet\u5bb9\u5668，\u901a\u5e38\u7528\u4e8e\u90e8\u7f72Java Web\u5e94\u7528\u7a0b\u5e8f\u3002Tomcat\u9ed8\u8ba4\u76d1\u542c8080\u7aef\u53e3，\u4f46\u51fa\u4e8e\u5b89\u5168\u8003\u8651，\u53ef\u80fd\u9700\u8981\u4fee\u6539\u4e3a\u5176\u4ed6\u7aef\u53e3\u3002\u9009\u62e9\u7aef\u53e3\u65f6，\u5e94\u907f\u514d\u4f7f\u7528\u5df2\u88ab\u7cfb\u7edf\u5360\u7528\u6216\u516c\u8ba4\u7684\u670d\u52a1\u7aef\u53e3，\u6bd4\u5982HTTP\u768480\u7aef\u53e3\u548cHTTPS\u7684443\u7aef\u53e3，\u9664\u975e\u4f60\u786e\u5b9e\u9700\u8981\u8fdb\u884c\u4ee3\u7406\u6216\u6709\u7279\u6b8a\u6743\u9650\u3002 <\/p>\n
\u4e3a\u786e\u4fdd\u7aef\u53e3\u7684\u5b89\u5168\u6027，\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u7b56\u7565： – \u9009\u62e9\u9ad8\u4e8e1024\u7684\u7aef\u53e3\u53f7，\u56e0\u4e3a\u8fd9\u4e9b\u7aef\u53e3\u4e0d\u9700\u8981\u7ba1\u7406\u5458\u6743\u9650\u5373\u53ef\u542f\u52a8\u3002 – \u907f\u514d\u9009\u62e9\u5df2\u88ab\u5e7f\u6cdb\u5e94\u7528\u7684\u7aef\u53e3\u53f7，\u9632\u6b62\u4e0e\u5176\u4ed6\u670d\u52a1\u4ea7\u751f\u51b2\u7a81\u3002 – \u4f7f\u7528\u7aef\u53e3\u626b\u63cf\u5de5\u5177（\u5982nmap）\u68c0\u67e5\u6240\u9009\u7aef\u53e3\u662f\u5426\u5df2\u88ab\u5360\u7528\u3002 <\/p>\n
\u4ee5\u4e0b\u662fTomcat\u7aef\u53e3\u4fee\u6539\u7684\u6b65\u9aa4： 1. \u6253\u5f00Tomcat\u7684\u5b89\u88c5\u76ee\u5f55，\u8fdb\u5165 conf \u6587\u4ef6\u5939\u3002 2. \u4f7f\u7528\u6587\u672c\u7f16\u8f91\u5668\u6253\u5f00 server.xml \u914d\u7f6e\u6587\u4ef6\u3002 3. \u5728 Connector \u6807\u7b7e\u4e2d\u627e\u5230 port \u5c5e\u6027，\u5c068080\u66f4\u6539\u4e3a\u6240\u9700\u7684\u7aef\u53e3\u53f7，\u59829090\u3002 <\/p>\n
<Connector port="9090" protocol="HTTP\/1.1" … \/><\/p>\n
\u5f53\u9047\u5230\u7aef\u53e3\u88ab\u5360\u7528\u7684\u60c5\u51b5\u65f6，\u6709\u4ee5\u4e0b\u51e0\u79cd\u89e3\u51b3\u529e\u6cd5： – \u91cd\u65b0\u9009\u62e9\u4e00\u4e2a\u672a\u88ab\u5360\u7528\u7684\u7aef\u53e3\u8fdb\u884c\u76d1\u542c\u3002 – \u5982\u679c\u8be5\u7aef\u53e3\u88ab\u5176\u4ed6\u5e94\u7528\u5360\u7528，\u53ef\u4ee5\u8003\u8651\u505c\u6b62\u5360\u7528\u8be5\u7aef\u53e3\u7684\u5e94\u7528，\u6216\u8005\u4e0e\u8be5\u5e94\u7528\u7684\u8d1f\u8d23\u4eba\u534f\u5546\u66f4\u6539\u7aef\u53e3\u53f7\u3002 <\/p>\n
\u68c0\u6d4b\u7aef\u53e3\u662f\u5426\u88ab\u5360\u7528\u7684\u65b9\u6cd5\u6709\u591a\u79cd： – \u5728\u547d\u4ee4\u884c\u4e2d\u4f7f\u7528 netstat \u547d\u4ee4\u67e5\u770b\u5f53\u524d\u7cfb\u7edf\u6240\u6709\u7aef\u53e3\u7684\u76d1\u542c\u72b6\u6001\u3002 – \u4f7f\u7528 telnet \u547d\u4ee4\u5c1d\u8bd5\u8fde\u63a5\u5230\u67d0\u4e2a\u7aef\u53e3，\u82e5\u8fde\u63a5\u5931\u8d25，\u8868\u660e\u8be5\u7aef\u53e3\u53ef\u80fd\u5df2\u88ab\u5360\u7528\u3002 <\/p>\n
netstat -ano | findstr :9090<\/p>\n
\u5982\u679c\u53d1\u73b0\u7aef\u53e3\u5df2\u88ab\u5360\u7528，\u53ef\u4ee5\u4f7f\u7528\u5982\u4e0b\u547d\u4ee4\u67e5\u627e\u5360\u7528\u7aef\u53e3\u7684\u8fdb\u7a0bID（PID），\u5e76\u7ed3\u675f\u8be5\u8fdb\u7a0b： <\/p>\n
tasklist | findstr <PID>
\ntaskkill \/F \/PID <PID><\/p>\n
\u670d\u52a1\u542f\u52a8\u7684\u4f18\u5316\u91cd\u70b9\u5728\u4e8e\u51cf\u5c11Tomcat\u542f\u52a8\u6240\u9700\u7684\u65f6\u95f4，\u63d0\u9ad8\u54cd\u5e94\u6548\u7387\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u4f18\u5316\u65b9\u6cd5： <\/p>\n
\u4f8b\u5982，\u53ef\u4ee5\u901a\u8fc7 JAVA_OPTS \u73af\u5883\u53d8\u91cf\u6765\u8bbe\u7f6eJVM\u53c2\u6570，\u5982\u5806\u5185\u5b58\u5927\u5c0f\u3001\u5783\u573e\u56de\u6536\u5668\u7b49： <\/p>\n
JAVA_OPTS="-Xms512m -Xmx1024m -XX:+UseG1GC"<\/p>\n
\u5728Tomcat\u8fd0\u884c\u671f\u95f4，\u901a\u8fc7\u76d1\u63a7\u53ef\u4ee5\u53ca\u65f6\u53d1\u73b0\u5e76\u89e3\u51b3\u6027\u80fd\u74f6\u9888\u3002\u5e38\u7528\u7684\u76d1\u63a7\u5de5\u5177\u6709JConsole\u548cVisualVM，\u53ef\u4ee5\u901a\u8fc7\u5b83\u4eec\u76d1\u63a7CPU\u4f7f\u7528\u7387\u3001\u5185\u5b58\u5360\u7528\u4ee5\u53ca\u7ebf\u7a0b\u72b6\u6001\u7b49\u4fe1\u606f\u3002 <\/p>\n
\/\/ \u793a\u4f8b：\u4f7f\u7528JConsole\u8fde\u63a5\u5230\u8fd0\u884c\u4e2d\u7684Tomcat\u8fdb\u7a0b\u8fdb\u884c\u76d1\u63a7
\nJConsole<\/p>\n
\u4f18\u5316\u63aa\u65bd\u5305\u62ec： – \u5b9a\u671f\u68c0\u67e5\u7ebf\u7a0b\u72b6\u6001，\u7279\u522b\u662f\u5904\u4e8eBLOCKED\u6216WAITING\u72b6\u6001\u7684\u7ebf\u7a0b\u3002 – \u4f7f\u7528\u8fde\u63a5\u6c60\u6765\u7ba1\u7406\u6570\u636e\u5e93\u8fde\u63a5，\u51cf\u5c11\u521b\u5efa\u548c\u9500\u6bc1\u8fde\u63a5\u7684\u5f00\u9500\u3002 – \u901a\u8fc7\u5206\u6790\u65e5\u5fd7\u6765\u53d1\u73b0\u548c\u4fee\u590d\u6f5c\u5728\u7684\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u95ee\u9898\u3002 <\/p>\n
\u901a\u8fc7\u6301\u7eed\u7684\u76d1\u63a7\u548c\u8c03\u4f18，Tomcat\u670d\u52a1\u5668\u53ef\u4ee5\u4fdd\u6301\u9ad8\u6548\u7684\u8fd0\u884c\u72b6\u6001，\u4e3a\u7528\u6237\u63d0\u4f9b\u4e86\u66f4\u597d\u7684\u670d\u52a1\u4f53\u9a8c\u3002 <\/p>\n
Servlet\u6280\u672f\u662fJava EE\u4e2d\u7528\u4e8e\u5904\u7406\u5ba2\u6237\u7aef\u8bf7\u6c42\u5e76\u4ea7\u751f\u52a8\u6001\u7f51\u9875\u5185\u5bb9\u7684\u6838\u5fc3\u6280\u672f\u3002Servlet\u751f\u547d\u5468\u671f\u4ece\u521b\u5efa\u3001\u521d\u59cb\u5316\u3001\u670d\u52a1\u8bf7\u6c42\u5230\u9500\u6bc1，\u7531Servlet\u5bb9\u5668（\u4f8b\u5982Tomcat）\u8fdb\u884c\u7ba1\u7406\u3002 <\/p>\n
public class MyServlet extends HttpServlet {
\n @Override
\n public void init(ServletConfig config) throws ServletException {
\n super.init(config);
\n \/\/ \u521d\u59cb\u5316\u4ee3\u7801
\n }<\/p>\n
@Override
\n protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
\n \/\/ \u5904\u7406GET\u8bf7\u6c42
\n }<\/p>\n
@Override
\n protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
\n \/\/ \u5904\u7406POST\u8bf7\u6c42
\n }<\/p>\n
@Override
\n public void destroy() {
\n \/\/ \u9500\u6bc1\u4ee3\u7801
\n }
\n}<\/p>\n
Servlet\u63a5\u53e3\u5b9a\u4e49\u4e86\u6240\u6709Servlet\u5fc5\u987b\u5b9e\u73b0\u7684\u65b9\u6cd5\u3002\u5f00\u53d1\u8005\u901a\u5e38\u4e0d\u4f1a\u76f4\u63a5\u5b9e\u73b0 javax.servlet.Servlet \u63a5\u53e3，\u800c\u662f\u7ee7\u627f HttpServlet \u7c7b，\u8be5\u7c7b\u63d0\u4f9b\u4e86\u5bf9HTTP\u8bf7\u6c42\u7684\u5904\u7406\u652f\u6301\u3002 <\/p>\n
\u5f00\u53d1\u8005\u9700\u8981\u6839\u636e\u5b9e\u9645\u9700\u6c42\u8986\u76d6\u8fd9\u4e9b\u65b9\u6cd5，\u5b9e\u73b0\u5177\u4f53\u903b\u8f91\u3002\u4f8b\u5982，\u5728 doGet \u65b9\u6cd5\u4e2d\u53ef\u4ee5\u89e3\u6790HTTP\u8bf7\u6c42，\u8fdb\u884c\u4e1a\u52a1\u5904\u7406，\u5e76\u8fd4\u56de\u54cd\u5e94\u3002 <\/p>\n
Tomcat\u4f5c\u4e3aServlet\u5bb9\u5668，\u8d1f\u8d23\u7ba1\u7406Servlet\u7684\u751f\u547d\u5468\u671f\u548c\u8bf7\u6c42\u5904\u7406\u3002Tomcat\u5bb9\u5668\u67b6\u6784\u5927\u81f4\u5206\u4e3a\u56db\u4e2a\u5c42\u6b21：\u8fde\u63a5\u5668\u5c42（Connector）\u3001\u5bb9\u5668\u5c42（Container）\u3001\u5bbf\u4e3b\u5c42（Host）\u548c\u4e0a\u4e0b\u6587\u5c42（Context）\u3002 <\/p>\n
Tomcat\u5bb9\u5668\u901a\u8fc7\u751f\u547d\u5468\u671f\u4e8b\u4ef6\u6765\u7ba1\u7406Servlet\u7684\u5b9e\u4f8b\u3002\u6bcf\u4e2aServlet\u5bf9\u5e94\u4e00\u4e2aServlet\u5b9e\u4f8b，\u5bb9\u5668\u8d1f\u8d23\u5b9e\u4f8b\u5316\u3001\u521d\u59cb\u5316\u3001\u670d\u52a1\u8bf7\u6c42\u548c\u9500\u6bc1\u3002 <\/p>\n
\u8fd9\u4e00\u4ea4\u4e92\u673a\u5236\u4fdd\u8bc1\u4e86Servlet\u80fd\u591f\u4e13\u6ce8\u4e8e\u4e1a\u52a1\u903b\u8f91\u7684\u5b9e\u73b0，\u800c\u5c06\u751f\u547d\u5468\u671f\u7ba1\u7406\u4ea4\u7ed9\u5bb9\u5668\u5904\u7406\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u5728Servlet\u4e2d\u8986\u76d6 service \u65b9\u6cd5\u6765\u5904\u7406\u4e0d\u540c\u7c7b\u578b\u7684HTTP\u8bf7\u6c42\u3002 <\/p>\n
\u603b\u7ed3： <\/p>\n
Servlet\u6280\u672f\u662fWeb\u5e94\u7528\u7684\u6838\u5fc3，\u901a\u8fc7\u751f\u547d\u5468\u671f\u7ba1\u7406\u786e\u4fddServlet\u80fd\u591f\u54cd\u5e94HTTP\u8bf7\u6c42\u3002Tomcat\u4f5c\u4e3aServlet\u5bb9\u5668，\u63d0\u4f9b\u4e86\u5b8c\u5907\u7684\u5bb9\u5668\u67b6\u6784\u548c\u4ea4\u4e92\u673a\u5236，\u4f7f\u5f97\u5f00\u53d1\u8005\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u5b9e\u73b0Web\u5e94\u7528\u903b\u8f91\u3002\u5728\u672c\u7ae0\u8282\u4e2d，\u6211\u4eec\u6df1\u5165\u4e86\u89e3\u4e86Servlet\u6280\u672f\u7684\u5de5\u4f5c\u539f\u7406\u548cTomcat\u4f5c\u4e3a\u5bb9\u5668\u7684\u89d2\u8272，\u4e3a\u63a5\u4e0b\u6765\u7684\u7ae0\u8282\u6253\u4e0b\u4e86\u575a\u5b9e\u7684\u57fa\u7840\u3002\u5728\u540e\u7eed\u7684\u7ae0\u8282\u4e2d，\u6211\u4eec\u5c06\u63a2\u8ba8JSP\u89c6\u56fe\u6280\u672f\u3001Tomcat\u8fde\u63a5\u5668\u7ec4\u4ef6\u3001\u96c6\u7fa4\u914d\u7f6e\u7b49\u9ad8\u7ea7\u4e3b\u9898，\u4ee5\u8fdb\u4e00\u6b65\u63d0\u5347Web\u5e94\u7528\u5f00\u53d1\u548c\u90e8\u7f72\u7684\u80fd\u529b\u3002 <\/p>\n
Java Server Pages（JSP）\u662f\u4e00\u79cd\u5141\u8bb8\u5f00\u53d1\u8005\u5c06Java\u4ee3\u7801\u5d4c\u5165\u5230HTML\u9875\u9762\u4e2d\u7684\u6280\u672f\u3002JSP\u9875\u9762\u5728\u9996\u6b21\u88ab\u8bf7\u6c42\u65f6，\u4f1a\u88ab\u670d\u52a1\u5668\u8f6c\u6362\u6210\u4e00\u4e2aServlet，\u7136\u540e\u7531Java\u865a\u62df\u673a（JVM）\u6267\u884c\u3002JSP\u9875\u9762\u7684\u751f\u547d\u5468\u671f\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u9636\u6bb5： <\/p>\n
JSP\u751f\u547d\u5468\u671f\u4e2d\u7684\u5173\u952e\u65b9\u6cd5\u5305\u62ec： <\/p>\n
public class JSPServlet extends HttpServlet {
\n public void init() throws ServletException {
\n \/\/ \u521d\u59cb\u5316\u4ee3\u7801
\n }<\/p>\n
public void service(ServletRequest request, ServletResponse response)
\n throws ServletException, IOException {
\n \/\/ \u670d\u52a1\u65b9\u6cd5
\n }<\/p>\n
public void doGet(HttpServletRequest request, HttpServletResponse response)
\n throws ServletException, IOException {
\n \/\/ \u5904\u7406GET\u8bf7\u6c42
\n }<\/p>\n
public void doPost(HttpServletRequest request, HttpServletResponse response)
\n throws ServletException, IOException {
\n \/\/ \u5904\u7406POST\u8bf7\u6c42
\n }<\/p>\n
public void destroy() {
\n \/\/ \u9500\u6bc1\u4ee3\u7801
\n }
\n}<\/p>\n
JSP\u672c\u8d28\u4e0a\u662f\u4e00\u4e2aServlet，\u5b83\u5229\u7528\u4e86Servlet\u6280\u672f\u751f\u6210\u52a8\u6001\u5185\u5bb9\u3002JSP\u9875\u9762\u901a\u8fc7 <% %> \u6807\u7b7e\u76f4\u63a5\u5d4c\u5165Java\u4ee3\u7801，\u800cServlet\u5219\u662f\u5728Java\u7c7b\u4e2d\u6269\u5c55\u4e86 HttpServlet \u7c7b\u5e76\u91cd\u5199\u4e86\u76f8\u5e94\u7684\u65b9\u6cd5\u3002JSP\u9002\u5408\u4e8e\u5c55\u793a\u5c42\u7684\u52a8\u6001\u5185\u5bb9\u751f\u6210，\u800cServlet\u66f4\u9002\u5408\u4e8e\u5904\u7406\u4e1a\u52a1\u903b\u8f91\u3002 <\/p>\n
JSP\u4e0eServlet\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e： <\/p>\n
JSP\u9875\u9762\u7531HTML\u6807\u7b7e\u3001JSP\u6307\u4ee4\u548c\u811a\u672c\u5143\u7d20\u7ec4\u6210\u3002JSP\u6307\u4ee4\u7528\u4e8e\u5b9a\u4e49\u6574\u4e2a\u9875\u9762\u6216\u9875\u9762\u7ec4\u4ef6\u7684\u5c5e\u6027，\u800c\u811a\u672c\u5143\u7d20\u53ef\u4ee5\u63d2\u5165Java\u4ee3\u7801\u3002 <\/p>\n
JSP\u6307\u4ee4\u5305\u62ec： <\/p>\n
\u793a\u4f8b\u4ee3\u7801： <\/p>\n
<%@ page language="java" contentType="text\/html; charset=UTF-8" pageEncoding="UTF-8"%>
\n<%@ taglib prefix="c" uri="http:\/\/java.sun.com\/jsp\/jstl\/core" %>
\n<%@ include file="copyright.jsp" %><\/p>\n
\u811a\u672c\u5143\u7d20\u5305\u62ec： <\/p>\n
\u793a\u4f8b\u4ee3\u7801： <\/p>\n
<%! String sayHello(String name) { return "Hello, " + name + "!"; } %>
\n<p>Your name is <%= sayHello("World") %>.<\/p>
\n<%
\n String name = request.getParameter("name");
\n out.println("<p>Your name is " + name + ".<\/p>");
\n%><\/p>\n
JSP\u6807\u51c6\u6807\u7b7e\u5e93（JSTL）\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u81ea\u5b9a\u4e49\u6807\u7b7e，\u7528\u4e8e\u66ff\u4ee3JSP\u4e2d\u7684\u811a\u672c\u7247\u6bb5，\u4f7f\u5f97JSP\u9875\u9762\u66f4\u52a0\u6613\u4e8e\u9605\u8bfb\u548c\u7ef4\u62a4\u3002JSTL\u6807\u7b7e\u5206\u4e3a\u51e0\u4e2a\u6838\u5fc3\u6807\u7b7e\u96c6，\u5305\u62ec： <\/p>\n
\u793a\u4f8b\u4ee3\u7801： <\/p>\n
<%@ taglib prefix="c" uri="http:\/\/java.sun.com\/jsp\/jstl\/core" %>
\n<c:out value="${user.name}" \/>
\n<c:if test="${user.age > 18}">
\n <p>User is over 18 years old.<\/p>
\n<\/c:if><\/p>\n
\u5728\u4f7f\u7528JSTL\u65f6，\u9700\u8981\u5728JSP\u9875\u9762\u4e2d\u5f15\u5165\u76f8\u5e94\u7684\u6807\u7b7e\u5e93： <\/p>\n
<%@ taglib uri="http:\/\/java.sun.com\/jsp\/jstl\/core" prefix="c" %><\/p>\n
JSTL\u4e0d\u4ec5\u7b80\u5316\u4e86JSP\u9875\u9762\u7684\u4ee3\u7801，\u8fd8\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u901a\u8fc7\u6807\u7b7e\u5e93，\u5f00\u53d1\u8005\u53ef\u4ee5\u5c06\u6570\u636e\u5904\u7406\u903b\u8f91\u4e0e\u9875\u9762\u5c55\u793a\u903b\u8f91\u5206\u79bb，\u4f7f\u5f97JSP\u9875\u9762\u66f4\u52a0\u4e13\u6ce8\u4e8e\u5185\u5bb9\u7684\u5c55\u793a\u3002 <\/p>\n
JSTL\u901a\u8fc7\u6807\u7b7e\u7684\u5f62\u5f0f\u5b9a\u4e49\u4e86\u5728\u9875\u9762\u4e2d\u7684\u5404\u79cd\u64cd\u4f5c，\u4ece\u800c\u66ff\u4ee3\u4e86\u5728JSP\u4e2d\u76f4\u63a5\u7f16\u5199Java\u4ee3\u7801\u7684\u505a\u6cd5，\u56e0\u6b64\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d，JSP\u9875\u9762\u4e2d\u7ecf\u5e38\u53ef\u4ee5\u770b\u5230JSTL\u6807\u7b7e\u7684\u4f7f\u7528，\u8fd9\u6709\u52a9\u4e8e\u51cf\u5c11\u670d\u52a1\u5668\u7aefJava\u4ee3\u7801\u7684\u7f16\u5199，\u540c\u65f6，\u901a\u8fc7\u4f7f\u7528JSTL，\u53ef\u4ee5\u907f\u514d\u76f4\u63a5\u5728JSP\u9875\u9762\u4e2d\u5d4c\u5165Java\u4ee3\u7801，\u6709\u5229\u4e8e\u9875\u9762\u7684\u7ef4\u62a4\u548c\u7ba1\u7406\u3002 <\/p>\n
\u5728Web\u5e94\u7528\u90e8\u7f72\u548c\u7ba1\u7406\u4e2d，Tomcat\u7684\u8fde\u63a5\u5668\u7ec4\u4ef6\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\u3002\u8fde\u63a5\u5668\u7ec4\u4ef6\u8d1f\u8d23\u63a5\u6536\u5916\u90e8\u8bf7\u6c42\u5e76\u5c06\u5176\u8f6c\u53d1\u81f3\u6b63\u786e\u7684Web\u5e94\u7528\u7a0b\u5e8f\u5904\u7406\u3002\u672c\u7ae0\u8282\u5c06\u8be6\u7ec6\u4ecb\u7ecdHTTP\u4e0eAJP\u8fde\u63a5\u5668\u7684\u529f\u80fd\u3001\u67b6\u6784\u53ca\u914d\u7f6e\u65b9\u6cd5，\u5e76\u63a2\u8ba8Web\u5e94\u7528\u4e0a\u4e0b\u6587\u7684\u7ba1\u7406\u7b56\u7565\u3002 <\/p>\n
\u8fde\u63a5\u5668\u662fTomcat\u4e0e\u5916\u90e8\u5ba2\u6237\u7aef\u901a\u4fe1\u7684\u63a5\u53e3\u3002\u8fde\u63a5\u5668\u4e3b\u8981\u8d1f\u8d23\u5efa\u7acb\u8fde\u63a5\u3001\u76d1\u542c\u8bf7\u6c42\u5e76\u8f6c\u53d1\u7ed9\u76f8\u5e94\u7684Web\u5e94\u7528\u7a0b\u5e8f，\u7136\u540e\u518d\u5c06\u5e94\u7528\u7a0b\u5e8f\u7684\u54cd\u5e94\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002Tomcat\u652f\u6301\u591a\u79cd\u8fde\u63a5\u5668，\u5305\u62ecHTTP\u548cAJP\u534f\u8bae\u7684\u8fde\u63a5\u5668\u3002 <\/p>\n
\u8fde\u63a5\u5668\u901a\u5e38\u57fa\u4e8e\u4e09\u4e2a\u4e3b\u8981\u7ec4\u4ef6\u8fdb\u884c\u5de5\u4f5c： – \u534f\u8bae\u5904\u7406\u5668（ProtocolHandler） ：\u8d1f\u8d23\u5904\u7406\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u534f\u8bae\u3002\u6839\u636e\u8fde\u63a5\u5668\u7c7b\u578b，\u5b83\u53ef\u80fd\u662fHTTP\u5904\u7406\u5668\u6216AJP\u5904\u7406\u5668\u3002 – \u8fde\u63a5\u5668\u5bb9\u5668（Connector Container） ：\u4e3a\u534f\u8bae\u5904\u7406\u5668\u63d0\u4f9b\u6267\u884c\u73af\u5883，\u5b83\u8d1f\u8d23\u7ba1\u7406\u8fde\u63a5\u7684\u5efa\u7acb\u548c\u5173\u95ed，\u5e76\u786e\u4fdd\u8bf7\u6c42\u6b63\u786e\u5730\u8def\u7531\u5230\u76ee\u6807Web\u5e94\u7528\u7a0b\u5e8f\u3002 – \u901a\u9053（Channel） ：\u662f\u4e00\u4e2a\u901a\u4fe1\u673a\u5236，\u8fde\u63a5\u5668\u901a\u8fc7\u5b83\u63a5\u6536\u548c\u53d1\u9001\u6570\u636e\u3002 <\/p>\n
\u914d\u7f6e\u8fde\u63a5\u5668\u7ec4\u4ef6\u53ef\u4ee5\u4f18\u5316Tomcat\u670d\u52a1\u5668\u7684\u6027\u80fd\u548c\u54cd\u5e94\u80fd\u529b\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u8fde\u63a5\u5668\u914d\u7f6e\u9879： <\/p>\n
<!– \u793a\u4f8b：HTTP\u8fde\u63a5\u5668\u914d\u7f6e –>
\n<Connector port="8080" protocol="HTTP\/1.1"
\n connectionTimeout="20000"
\n redirectPort="8443" \/><\/p>\n
\u4f18\u5316\u8fde\u63a5\u5668\u914d\u7f6e\u65f6，\u9700\u8981\u6839\u636e\u5b9e\u9645\u5e94\u7528\u573a\u666f\u8fdb\u884c\u8c03\u6574\u3002\u4f8b\u5982，\u5bf9\u4e8e\u9ad8\u6d41\u91cf\u7684\u7f51\u7ad9，\u53ef\u80fd\u9700\u8981\u589e\u52a0\u7f13\u51b2\u533a\u5927\u5c0f\u548c\u8c03\u6574\u7ebf\u7a0b\u6c60\u914d\u7f6e\u4ee5\u5904\u7406\u66f4\u591a\u7684\u5e76\u53d1\u8fde\u63a5\u3002 <\/p>\n
\u7ba1\u7406Web\u5e94\u7528\u4e0a\u4e0b\u6587\u662f\u786e\u4fddWeb\u5e94\u7528\u6b63\u5e38\u8fd0\u884c\u7684\u5173\u952e\u6b65\u9aa4，\u5305\u62ec\u5e94\u7528\u7684\u90e8\u7f72\u3001\u5378\u8f7d\u3001\u53c2\u6570\u914d\u7f6e\u53ca\u7ba1\u7406\u3002 <\/p>\n
Web\u5e94\u7528\u901a\u5e38\u88ab\u6253\u5305\u6210WAR\u6587\u4ef6，\u901a\u8fc7Tomcat\u7684\u7ba1\u7406\u754c\u9762\u6216\u547d\u4ee4\u884c\u5de5\u5177\u8fdb\u884c\u90e8\u7f72\u548c\u5378\u8f7d\u3002 <\/p>\n
\u5378\u8f7dWeb\u5e94\u7528\u66f4\u4e3a\u7b80\u5355，\u76f4\u63a5\u4ece webapps \u76ee\u5f55\u4e0b\u5220\u9664\u76f8\u5e94\u7684\u6587\u4ef6\u5939\u5373\u53ef，\u6216\u8005\u4f7f\u7528Tomcat Manager\u7684\u5378\u8f7d\u529f\u80fd\u3002 <\/p>\n
Web\u5e94\u7528\u4e0a\u4e0b\u6587\u914d\u7f6e\u5141\u8bb8\u7ba1\u7406\u5458\u8c03\u6574\u8fd0\u884c\u65f6\u7684\u53c2\u6570，\u5982\u5e94\u7528\u7684\u9ed8\u8ba4\u5b57\u7b26\u7f16\u7801\u3001\u4f1a\u8bdd\u8d85\u65f6\u65f6\u95f4\u7b49\u3002 <\/p>\n
<!– \u793a\u4f8b：context.xml\u914d\u7f6e –>
\n<Context docBase="myapp" path="\/myapp" reloadable="true">
\n <Parameter name="characterEncoding" value="UTF-8" override="false"\/>
\n <Parameter name="sessionTimeout" value="30" override="false"\/>
\n<\/Context><\/p>\n
\u7ba1\u7406Web\u5e94\u7528\u7684\u4e0a\u4e0b\u6587\u914d\u7f6e，\u53ef\u4ee5\u5e2e\u52a9\u9002\u5e94\u4e0d\u540c\u7684\u90e8\u7f72\u73af\u5883\u548c\u4f18\u5316\u5e94\u7528\u6027\u80fd\u3002 <\/p>\n
\u901a\u8fc7\u6df1\u5165\u7406\u89e3\u8fde\u63a5\u5668\u7ec4\u4ef6\u548cWeb\u5e94\u7528\u4e0a\u4e0b\u6587\u7ba1\u7406，\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u5347Tomcat\u7684\u8fd0\u884c\u6548\u7387\u548cWeb\u5e94\u7528\u7684\u7a33\u5b9a\u6027\u3002\u8fd9\u4e9b\u77e5\u8bc6\u5bf9\u4e8eIT\u4e13\u4e1a\u4eba\u58eb\u6765\u8bf4，\u662f\u65e5\u5e38\u5de5\u4f5c\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u5b9d\u8d35\u8d22\u5bcc\u3002 <\/p>\n
\u672c\u6587\u8fd8\u6709\u914d\u5957\u7684\u7cbe\u54c1\u8d44\u6e90，\u70b9\u51fb\u83b7\u53d6 <\/p>\n
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