分享一个JSP探针程序

今天为朋友们分享一个JSP的探针程序，属于菠菜园多年的收藏，虽然并非个人所做，但我觉得还是非常实用的，尤其是在判断环境的时候。

效果图：

jsp探针

源代码：

  1. <%@ page contentType="text/html; charset=UTF-8" %>
  2. <%@page import="java.util.*"%>
  3. <%@page import="java.awt.image.BufferedImage"%>
  4. <%@page import="java.awt.*"%>
  5. <%@page import="java.io.*"%>
  6. <%
  7. /*
  8. 作者：淘特
  9. */
  10. long startTime = System.currentTimeMillis();
  11. long startMem = Runtime.getRuntime().freeMemory();
  12. %>
  13. <%!
  14. public class LibInfo {
  16. boolean supportJNDI = false;
  17. boolean supportJavaxSql = false;
  18. boolean supportJAF = false;
  19. boolean supportMail = false;
  21. boolean supportBeanUtils = false;
  22. boolean supportCommonLogging = false;
  23. boolean supportCommonCodec = false;
  24. boolean supportCommonCollection = false;
  25. boolean supportCommonDigester = false;
  26. boolean supportCommonLang = false;
  27. boolean supportJakartaRegExp = false;
  28. boolean supportLucene = false;
  30. boolean supportDom4j = false;
  32. boolean supportMmMysqlDriver = false;
  33. boolean supportComMysqlDriver = false;
  35. boolean supportImageProcessing = false;
  37. public LibInfo() {
  38. try {
  39. Class.forName("javax.naming.Name");
  40. supportJNDI = true;
  41. } catch (ClassNotFoundException ex) {}
  43. try {
  44. Class.forName("javax.sql.DataSource");
  45. supportJavaxSql = true;
  46. } catch (ClassNotFoundException ex) {}
  48. try {
  49. Class.forName("javax.activation.DataSource");
  50. supportJAF = true;
  51. } catch (ClassNotFoundException ex) {}
  53. try {
  54. Class.forName("javax.mail.Message");
  55. supportMail = true;
  56. } catch (ClassNotFoundException ex) {}
  58. try {
  59. Class.forName("org.apache.commons.beanutils.MethodUtils");
  60. supportBeanUtils = true;
  61. } catch (ClassNotFoundException ex) {}
  63. try {
  64. Class.forName("org.apache.commons.logging.LogFactory");
  65. supportCommonLogging = true;
  66. } catch (ClassNotFoundException ex) {}
  68. try {
  69. Class.forName("org.apache.commons.codec.Decoder");
  70. supportCommonCodec = true;
  71. } catch (ClassNotFoundException ex) {}
  73. try {
  74. Class.forName("org.apache.commons.collections.ArrayStack");
  75. supportCommonCollection = true;
  76. } catch (ClassNotFoundException ex) {}
  78. try {
  79. Class.forName("org.apache.commons.digester.Digester");
  80. supportCommonDigester = true;
  81. } catch (ClassNotFoundException ex) {}
  83. try {
  84. Class.forName("org.apache.commons.lang.SystemUtils");
  85. supportCommonLang = true;
  86. } catch (ClassNotFoundException ex) {}
  88. try {
  89. Class.forName("org.apache.regexp.RE");
  90. supportJakartaRegExp = true;
  91. } catch (ClassNotFoundException ex) {}
  93. try {
  94. Class.forName("org.apache.lucene.index.IndexWriter");
  95. supportLucene = true;
  96. } catch (ClassNotFoundException ex) {}
  98. try {
  99. Class.forName("org.dom4j.Document");
  100. supportDom4j = true;
  101. } catch (ClassNotFoundException ex) {}
  103. try {
  104. Class.forName("org.gjt.mm.mysql.Driver");
  105. supportMmMysqlDriver = true;
  106. } catch (ClassNotFoundException ex) {}
  108. try {
  109. Class.forName("com.mysql.jdbc.Driver");
  110. supportComMysqlDriver = true;
  111. } catch (ClassNotFoundException ex) {}
  113. try {
  114. BufferedImage bufferedImage = new BufferedImage(10, 10, BufferedImage.TYPE_INT_RGB);
  115. Graphics2D g = bufferedImage.createGraphics();
  116. g.drawLine(0, 0, 10, 10);
  117. g.dispose();// free resource
  119. supportImageProcessing = true;
  120. } catch (Throwable ex) {}
  122. }
  124. public boolean isSupportJAF() {
  125. return supportJAF;
  126. }
  128. public boolean isSupportJavaxSql() {
  129. return supportJavaxSql;
  130. }
  132. public boolean isSupportJNDI() {
  133. return supportJNDI;
  134. }
  136. public boolean isSupportMail() {
  137. return supportMail;
  138. }
  140. public boolean isSupportBeanUtils() {
  141. return supportBeanUtils;
  142. }
  144. public boolean isSupportCommonLogging() {
  145. return supportCommonLogging;
  146. }
  148. public boolean isSupportCommonCodec() {
  149. return supportCommonCodec;
  150. }
  152. public boolean isSupportCommonCollection() {
  153. return supportCommonCollection;
  154. }
  156. public boolean isSupportCommonDigester() {
  157. return supportCommonDigester;
  158. }
  160. public boolean isSupportCommonLang() {
  161. return supportCommonLang;
  162. }
  164. public boolean isSupportJakartaRegExp() {
  165. return supportJakartaRegExp;
  166. }
  168. public boolean isSupportLucene() {
  169. return supportLucene;
  170. }
  172. public boolean isSupportDom4j() {
  173. return supportDom4j;
  174. }
  176. public boolean isSupportMmMysqlDriver() {
  177. return supportMmMysqlDriver;
  178. }
  180. public boolean isSupportComMysqlDriver() {
  181. return supportComMysqlDriver;
  182. }
  184. public boolean isSupportImageProcessing() {
  185. return supportImageProcessing;
  186. }
  188. }
  189. %>
  190. <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  191. <html>
  192. <head>
  193. <title>JSP探针</title>
  194. <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  195. <style type="text/css">
  196. <!--
  197. .style1 {color: #FFFFFF; font-size:14px; font-weight:bold;}
  198. .line20{line-height:20px;}
  199. .table-header-text { color: #FFFFFF;
  200. font-weight: normal;
  201. margin: 3px 5px 1px 15px;
  202. font-family: Arial, Verdana,Helvetica, Sans-Serif;
  203. }
  204. td{white-space:normal; word-break:break-all;}
  205. -->
  206. </style>
  207. </head>
  209. <body>
  210. <table width="100%" height="25" border="0" cellpadding="0" cellspacing="0" bgcolor="#006000">
  211. <tr>
  212. <td><div align="center"><span class="style1">JSP探针</span></div></td>
  213. </tr>
  214. </table>
  215. <h3>Request Variables:</h3>
  216. <table width="100%" border="0" cellpadding="0" cellspacing="1" bgcolor="#006000" class="line20">
  217. <tr>
  218. <td width="50%" height="22" bgcolor="#006000"><span class="table-header-text">Property </span></td>
  219. <td width="50%" height="22" bgcolor="#006000"><span class="table-header-text">Value</span></td>
  220. </tr>
  221. <tr>
  222. <td bgcolor="#FFFFFF">&nbsp;getAuthType</td>
  223. <td bgcolor="#FFFFFF">&nbsp;<%=request.getAuthType()%></td>
  224. </tr>
  225. <tr>
  226. <td bgcolor="#FFFFFF">&nbsp;getCharacterEncoding</td>
  227. <td bgcolor="#FFFFFF">&nbsp;<%=request.getCharacterEncoding()%></td>
  228. </tr>
  229. <tr>
  230. <td bgcolor="#FFFFFF">&nbsp;getContentLength</td>
  231. <td bgcolor="#FFFFFF">&nbsp;<%=request.getContentLength()%></td>
  232. </tr>
  233. <tr>
  234. <td bgcolor="#FFFFFF">&nbsp;getContentType</td>
  235. <td bgcolor="#FFFFFF">&nbsp;<%=request.getContentType()%></td>
  236. </tr>
  237. <tr>
  238. <td bgcolor="#FFFFFF">&nbsp;getContextPath</td>
  239. <td bgcolor="#FFFFFF">&nbsp;<%=request.getContextPath()%></td>
  240. </tr>
  241. <tr>
  242. <td bgcolor="#FFFFFF">&nbsp;getLocale</td>
  243. <td bgcolor="#FFFFFF">&nbsp;<%=request.getLocale()%></td>
  244. </tr>
  245. <tr>
  246. <td bgcolor="#FFFFFF">&nbsp;getLocales</td>
  247. <td bgcolor="#FFFFFF">&nbsp;<%=request.getLocales()%></td>
  248. </tr>
  249. <tr>
  250. <td bgcolor="#FFFFFF">&nbsp;getMethod</td>
  251. <td bgcolor="#FFFFFF">&nbsp;<%=request.getMethod()%></td>
  252. </tr>
  253. <tr>
  254. <td bgcolor="#FFFFFF">&nbsp;getPathInfo</td>
  255. <td bgcolor="#FFFFFF">&nbsp;<%=request.getPathInfo()%></td>
  256. </tr>
  257. <tr>
  258. <td bgcolor="#FFFFFF">&nbsp;getPathTranslated</td>
  259. <td bgcolor="#FFFFFF">&nbsp;<%=request.getPathTranslated()%></td>
  260. </tr>
  261. <tr>
  262. <td bgcolor="#FFFFFF">&nbsp;getProtocol</td>
  263. <td bgcolor="#FFFFFF">&nbsp;<%=request.getProtocol()%></td>
  264. </tr>
  265. <tr>
  266. <td bgcolor="#FFFFFF">&nbsp;getReader</td>
  267. <td bgcolor="#FFFFFF">&nbsp;<%=request.getReader()%></td>
  268. </tr>
  269. <tr>
  270. <td bgcolor="#FFFFFF">&nbsp;getRealPath</td>
  271. <td bgcolor="#FFFFFF">&nbsp;<%=request.getRealPath(".")%></td>
  272. </tr>
  273. <tr>
  274. <td bgcolor="#FFFFFF">&nbsp;getRemoteAddr</td>
  275. <td bgcolor="#FFFFFF">&nbsp;<%=request.getRemoteAddr()%></td>
  276. </tr>
  277. <tr>
  278. <td bgcolor="#FFFFFF">&nbsp;getRemoteHost</td>
  279. <td bgcolor="#FFFFFF">&nbsp;<%=request.getRemoteHost()%></td>
  280. </tr>
  281. <tr>
  282. <td bgcolor="#FFFFFF">&nbsp;getRemoteUser</td>
  283. <td bgcolor="#FFFFFF">&nbsp;<%=request.getRemoteUser()%></td>
  284. </tr>
  285. <tr>
  286. <td bgcolor="#FFFFFF">&nbsp;getRequestDispatcher</td>
  287. <td bgcolor="#FFFFFF">&nbsp;<%=request.getRequestDispatcher("/")%></td>
  288. </tr>
  289. <tr>
  290. <td bgcolor="#FFFFFF">&nbsp;getRequestURI</td>
  291. <td bgcolor="#FFFFFF">&nbsp;<%=request.getRequestURI()%></td>
  292. </tr>
  293. <tr>
  294. <td bgcolor="#FFFFFF">&nbsp;getRequestURL</td>
  295. <td bgcolor="#FFFFFF">&nbsp;<%=request.getRequestURL()%></td>
  296. </tr>
  297. <tr>
  298. <td bgcolor="#FFFFFF">&nbsp;getServerName</td>
  299. <td bgcolor="#FFFFFF">&nbsp;<%=request.getServerName()%></td>
  300. </tr>
  301. <tr>
  302. <td bgcolor="#FFFFFF">&nbsp;getServerPort</td>
  303. <td bgcolor="#FFFFFF">&nbsp;<%=request.getServerPort()%></td>
  304. </tr>
  305. <tr>
  306. <td bgcolor="#FFFFFF">&nbsp;getServletPath</td>
  307. <td bgcolor="#FFFFFF">&nbsp;<%=request.getServletPath()%></td>
  308. </tr>
  309. <tr>
  310. <td bgcolor="#FFFFFF">&nbsp;getUserPrincipal</td>
  311. <td bgcolor="#FFFFFF">&nbsp;<%=request.getUserPrincipal()%></td>
  312. </tr>
  313. </table>
  314. <h3>Session Variables:</h3>
  315. <table width="100%" border="0" cellpadding="0" cellspacing="1" bgcolor="#006000" class="line20">
  316. <tr>
  317. <td width="50%" height="22" bgcolor="#006000"><span class="table-header-text">Property </span></td>
  318. <td width="50%" height="22" bgcolor="#006000"><span class="table-header-text">Value</span></td>
  319. </tr>
  320. <%
  321. Enumeration e = session.getAttributeNames();
  322. while (e.hasMoreElements()) {
  323. String name = (String)e.nextElement();
  324. String value = (String)session.getAttribute(name);
  325. %>
  326. <tr>
  327. <td bgcolor="#FFFFFF">&nbsp;<%=name%></td>
  328. <td bgcolor="#FFFFFF">&nbsp;<%=value%></td>
  329. </tr>
  330. <%
  331. }
  332. %>
  333. </table>
  334. <h3>Application Variables:</h3>
  335. <table width="100%" border="0" cellpadding="0" cellspacing="1" bgcolor="#006000" class="line20">
  336. <tr>
  337. <td width="50%" height="22" bgcolor="#006000"><span class="table-header-text">Property </span></td>
  338. <td width="50%" height="22" bgcolor="#006000"><span class="table-header-text">Value</span></td>
  339. </tr>
  340. <%
  341. e = application.getAttributeNames();
  342. while (e.hasMoreElements()) {
  343. String name = (String)e.nextElement();
  344. %>
  345. <tr>
  346. <td bgcolor="#FFFFFF">&nbsp;<%=name%></td>
  347. <td bgcolor="#FFFFFF">&nbsp;<%=application.getAttribute(name)%></td>
  348. </tr>
  349. <%
  350. }
  351. %>
  352. </table>
  354. <h3>Cookies Variables:</h3>
  355. <table width="100%" border="0" cellpadding="0" cellspacing="1" bgcolor="#006000" class="line20">
  356. <tr>
  357. <td width="50%" height="22" bgcolor="#006000"><span class="table-header-text">Property </span></td>
  358. <td width="50%" height="22" bgcolor="#006000"><span class="table-header-text">Value</span></td>
  359. </tr>
  360. <%
  361. Cookie[] cos=request.getCookies();
  362. if(cos!=null){
  363. for(int i=0;i<cos.length;i++)
  364. {
  365. %>
  366. <tr>
  367. <td bgcolor="#FFFFFF">&nbsp;<%=cos[i].getName()%></td>
  368. <td bgcolor="#FFFFFF">&nbsp;<%=cos[i].getValue()%></td>
  369. </tr>
  370. <%
  371. }
  372. }
  373. %>
  374. </table>
  376. <h3>Server Variables:</h3>
  377. <table width="100%" border="0" cellpadding="0" cellspacing="1" bgcolor="#006000" class="line20">
  378. <tr>
  379. <td width="50%" height="22" bgcolor="#006000"><span class="table-header-text">Property </span></td>
  380. <td width="50%" height="22" bgcolor="#006000"><span class="table-header-text">Value</span></td>
  381. </tr>
  382. <%
  383. Properties props=System.getProperties();
  384. Iterator iter=props.keySet().iterator();
  385. while(iter.hasNext())
  386. {
  387. String key=(String)iter.next();
  388. %>
  389. <tr>
  390. <td bgcolor="#FFFFFF">&nbsp;<%=key%></td>
  391. <td bgcolor="#FFFFFF">&nbsp;<%=props.get(key)%></td>
  392. </tr>
  393. <%
  394. }
  395. %>
  396. </table>
  397. <h3>Lib Info</h3>
  398. <%
  399. LibInfo lib=new LibInfo();
  400. %>
  401. <table width="100%" border="0" cellpadding="0" cellspacing="1" bgcolor="#006000">
  402. <tr>
  403. <td height="25" bgcolor="#006000"><span class="table-header-text">Property </span></td>
  404. <td bgcolor="#006000"><span class="table-header-text">Value</span></td>
  405. </tr>
  406. <tr>
  407. <td width="476" bgcolor="#FFFFFF">supportJNDI</td>
  408. <td width="484" bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportJNDI()%></td>
  409. </tr>
  410. <tr>
  411. <td bgcolor="#FFFFFF">supportJavaxSql</td>
  412. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportJavaxSql()%></td>
  413. </tr>
  414. <tr>
  415. <td bgcolor="#FFFFFF">supportJAF</td>
  416. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportJAF()%></td>
  417. </tr>
  418. <tr>
  419. <td bgcolor="#FFFFFF">supportMail</td>
  420. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportMail()%></td>
  421. </tr>
  422. <tr>
  423. <td bgcolor="#FFFFFF">supportBeanUtils</td>
  424. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportBeanUtils()%></td>
  425. </tr>
  426. <tr>
  427. <td bgcolor="#FFFFFF">supportCommonLogging</td>
  428. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportCommonLogging()%></td>
  429. </tr>
  430. <tr>
  431. <td bgcolor="#FFFFFF">supportCommonCodec</td>
  432. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportCommonCodec()%></td>
  433. </tr>
  434. <tr>
  435. <td bgcolor="#FFFFFF">supportCommonCollection</td>
  436. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportCommonCollection()%></td>
  437. </tr>
  438. <tr>
  439. <td bgcolor="#FFFFFF">supportCommonDigester</td>
  440. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportCommonDigester()%></td>
  441. </tr>
  442. <tr>
  443. <td bgcolor="#FFFFFF">supportCommonLang</td>
  444. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportCommonLang()%></td>
  445. </tr>
  446. <tr>
  447. <td bgcolor="#FFFFFF">supportJakartaRegExp</td>
  448. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportJakartaRegExp()%></td>
  449. </tr>
  450. <tr>
  451. <td bgcolor="#FFFFFF">supportLucene</td>
  452. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportLucene()%></td>
  453. </tr>
  454. <tr>
  455. <td bgcolor="#FFFFFF">supportDom4j</td>
  456. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportDom4j()%></td>
  457. </tr>
  458. <tr>
  459. <td bgcolor="#FFFFFF">supportMmMysqlDriver</td>
  460. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportMmMysqlDriver()%></td>
  461. </tr>
  462. <tr>
  463. <td bgcolor="#FFFFFF">supportComMysqlDriver</td>
  464. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportComMysqlDriver()%></td>
  465. </tr>
  466. <tr>
  467. <td bgcolor="#FFFFFF">supportImageProcessing</td>
  468. <td bgcolor="#FFFFFF">&nbsp;<%=lib.isSupportImageProcessing()%></td>
  469. </tr>
  470. </table>
  471. <p><br>
  472. </p>
  473. </body>
  474. </html>
  475. <%
  476. long endMem = Runtime.getRuntime().freeMemory();
  477. long total= Runtime.getRuntime().maxMemory();
  478. out.println("Total Memory:"+total);
  479. out.println("Start Memory:"+startMem);
  480. out.println("End Memory:"+endMem);
  481. out.println("Use memory: "+ (startMem - endMem));
  482. long endTime = System.currentTimeMillis();
  483. out.println("Use Time: "+ (endTime-startTime));
  484. %>
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