1
2
3
4
5
6
7
8
9
10
11
12
13
14 package com.acme;
15 import java.io.BufferedWriter;
16 import java.io.File;
17 import java.io.IOException;
18 import java.io.InputStream;
19 import java.io.OutputStream;
20 import java.io.OutputStreamWriter;
21 import java.io.PrintWriter;
22 import java.io.Reader;
23 import java.lang.reflect.Array;
24 import java.lang.reflect.Field;
25 import java.net.URL;
26 import java.util.Collections;
27 import java.util.Collection;
28 import java.util.Date;
29 import java.util.Enumeration;
30 import java.util.Locale;
31
32 import javax.servlet.ServletConfig;
33 import javax.servlet.ServletContext;
34 import javax.servlet.ServletException;
35 import javax.servlet.ServletRequest;
36 import javax.servlet.ServletRequestWrapper;
37 import javax.servlet.ServletResponse;
38 import javax.servlet.ServletResponseWrapper;
39 import javax.servlet.UnavailableException;
40 import javax.servlet.http.Cookie;
41 import javax.servlet.http.HttpServlet;
42 import javax.servlet.http.HttpServletRequest;
43 import javax.servlet.http.HttpServletRequestWrapper;
44 import javax.servlet.http.HttpServletResponse;
45 import javax.servlet.http.HttpServletResponseWrapper;
46
47 import org.eclipse.jetty.continuation.Continuation;
48 import org.eclipse.jetty.continuation.ContinuationListener;
49 import org.eclipse.jetty.continuation.ContinuationSupport;
50 import org.eclipse.jetty.http.HttpHeaders;
51 import org.eclipse.jetty.util.IO;
52 import org.eclipse.jetty.util.StringUtil;
53 import org.eclipse.jetty.util.log.Log;
54
55
56
57
58
59
60
61 public class Dump extends HttpServlet
62 {
63 boolean fixed;
64
65
66 @Override
67 public void init(ServletConfig config) throws ServletException
68 {
69 super.init(config);
70
71 if (config.getInitParameter("unavailable")!=null && !fixed)
72 {
73
74 fixed=true;
75 throw new UnavailableException("Unavailable test",Integer.parseInt(config.getInitParameter("unavailable")));
76 }
77 }
78
79
80 @Override
81 public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
82 {
83 doGet(request, response);
84 }
85
86
87 @Override
88 public void doPut(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
89 {
90 byte[] buffer = new byte[8192];
91 int len=request.getContentLength();
92 int c=0;
93 InputStream in=request.getInputStream();
94 while (c<len)
95 {
96 int l = in.read(buffer);
97 if (l<0)
98 break;
99 c+=l;
100 }
101 request.setAttribute("PUT",c+"bytes");
102 doGet(request, response);
103 }
104
105
106 @Override
107 public void doGet(final HttpServletRequest request, final HttpServletResponse response) throws ServletException, IOException
108 {
109 if (!request.isUserInRole("user"))
110 {
111 try
112 {
113 request.login("user", "password");
114 }
115 catch(ServletException se)
116 {
117 se.printStackTrace();
118 }
119 }
120
121
122 final String data= request.getParameter("data");
123 final String chars= request.getParameter("chars");
124 final String block= request.getParameter("block");
125 final String dribble= request.getParameter("dribble");
126 final boolean flush= request.getParameter("flush")!=null?Boolean.parseBoolean(request.getParameter("flush")):false;
127
128
129 if(request.getPathInfo()!=null && request.getPathInfo().toLowerCase().indexOf("script")!=-1)
130 {
131 response.sendRedirect(response.encodeRedirectURL(getServletContext().getContextPath() + "/dump/info"));
132 return;
133 }
134
135 request.setCharacterEncoding("UTF-8");
136
137 if (request.getParameter("busy")!=null)
138 {
139 long end = System.currentTimeMillis()+Long.parseLong(request.getParameter("busy"));
140 while(System.currentTimeMillis()<end)
141 {}
142 }
143
144 if (request.getParameter("empty")!=null)
145 {
146 response.setStatus(200);
147 response.flushBuffer();
148 return;
149 }
150
151 if (request.getParameter("sleep")!=null)
152 {
153 try
154 {
155 long s = Long.parseLong(request.getParameter("sleep"));
156 if (request.getHeader(HttpHeaders.EXPECT)!=null &&request.getHeader(HttpHeaders.EXPECT).indexOf("102")>=0)
157 {
158 Thread.sleep(s/2);
159 response.sendError(102);
160 Thread.sleep(s/2);
161 }
162 else
163 Thread.sleep(s);
164 }
165 catch (InterruptedException e)
166 {
167 return;
168 }
169 catch (Exception e)
170 {
171 throw new ServletException(e);
172 }
173 }
174
175 if (request.getAttribute("RESUME")==null && request.getParameter("resume")!=null)
176 {
177 request.setAttribute("RESUME",Boolean.TRUE);
178
179 final long resume=Long.parseLong(request.getParameter("resume"));
180 new Thread(new Runnable()
181 {
182 public void run()
183 {
184 try
185 {
186 Thread.sleep(resume);
187 }
188 catch (InterruptedException e)
189 {
190 e.printStackTrace();
191 }
192 Continuation continuation = ContinuationSupport.getContinuation(request);
193 continuation.resume();
194 }
195
196 }).start();
197 }
198
199 if (request.getParameter("complete")!=null)
200 {
201 final long complete=Long.parseLong(request.getParameter("complete"));
202 new Thread(new Runnable()
203 {
204 public void run()
205 {
206 try
207 {
208 Thread.sleep(complete);
209 }
210 catch (InterruptedException e)
211 {
212 e.printStackTrace();
213 }
214 try
215 {
216 response.setContentType("text/html");
217 response.getOutputStream().println("<h1>COMPLETED</h1>");
218 Continuation continuation = ContinuationSupport.getContinuation(request);
219 continuation.complete();
220 }
221 catch (IOException e)
222 {
223 e.printStackTrace();
224 }
225 }
226
227 }).start();
228 }
229
230 if (request.getParameter("suspend")!=null && request.getAttribute("SUSPEND")!=Boolean.TRUE)
231 {
232 request.setAttribute("SUSPEND",Boolean.TRUE);
233 try
234 {
235 Continuation continuation = ContinuationSupport.getContinuation(request);
236 continuation.setTimeout(Long.parseLong(request.getParameter("suspend")));
237 continuation.suspend();
238
239 continuation.addContinuationListener(new ContinuationListener()
240 {
241 public void onTimeout(Continuation continuation)
242 {
243 response.addHeader("Dump","onTimeout");
244 try
245 {
246 if (!dump(response,data,chars,block,dribble,flush))
247 {
248 response.setContentType("text/plain");
249 response.getOutputStream().println("EXPIRED");
250 }
251 continuation.complete();
252 }
253 catch (IOException e)
254 {
255 Log.ignore(e);
256 }
257 }
258
259 public void onComplete(Continuation continuation)
260 {
261 response.addHeader("Dump","onComplete");
262 }
263 });
264
265 continuation.undispatch();
266 }
267 catch(Exception e)
268 {
269 throw new ServletException(e);
270 }
271 }
272
273 request.setAttribute("Dump", this);
274 getServletContext().setAttribute("Dump",this);
275
276
277
278 String length= request.getParameter("length");
279 if (length != null && length.length() > 0)
280 {
281 response.setContentLength(Integer.parseInt(length));
282 }
283
284
285 if (dump(response,data,chars,block,dribble,flush))
286 return;
287
288
289 String info= request.getPathInfo();
290 if (info != null && info.endsWith("Exception"))
291 {
292 try
293 {
294 throw (Throwable) Thread.currentThread().getContextClassLoader().loadClass(info.substring(1)).newInstance();
295 }
296 catch (Throwable th)
297 {
298 throw new ServletException(th);
299 }
300 }
301
302
303 String reset= request.getParameter("reset");
304 if (reset != null && reset.length() > 0)
305 {
306 response.getOutputStream().println("THIS SHOULD NOT BE SEEN!");
307 response.setHeader("SHOULD_NOT","BE SEEN");
308 response.reset();
309 }
310
311
312
313 String redirect= request.getParameter("redirect");
314 if (redirect != null && redirect.length() > 0)
315 {
316 response.getOutputStream().println("THIS SHOULD NOT BE SEEN!");
317 response.sendRedirect(response.encodeRedirectURL(redirect));
318 try
319 {
320 response.getOutputStream().println("THIS SHOULD NOT BE SEEN!");
321 }
322 catch(IOException e)
323 {
324
325 }
326 return;
327 }
328
329
330 String error= request.getParameter("error");
331 if (error != null && error.length() > 0 && request.getAttribute("javax.servlet.error.status_code")==null)
332 {
333 response.getOutputStream().println("THIS SHOULD NOT BE SEEN!");
334 response.sendError(Integer.parseInt(error));
335 try
336 {
337 response.getOutputStream().println("THIS SHOULD NOT BE SEEN!");
338 }
339 catch(IllegalStateException e)
340 {
341 try
342 {
343 response.getWriter().println("NOR THIS!!");
344 }
345 catch(IOException e2){}
346 }
347 catch(IOException e){}
348 return;
349 }
350
351
352 String headers= request.getParameter("headers");
353 if (headers != null && headers.length() > 0)
354 {
355 long h=Long.parseLong(headers);
356 for (int i=0;i<h;i++)
357 response.addHeader("Header"+i,"Value"+i);
358 }
359
360 String buffer= request.getParameter("buffer");
361 if (buffer != null && buffer.length() > 0)
362 response.setBufferSize(Integer.parseInt(buffer));
363
364 String charset= request.getParameter("charset");
365 if (charset==null)
366 charset="UTF-8";
367 response.setCharacterEncoding(charset);
368 response.setContentType("text/html");
369
370 if (info != null && info.indexOf("Locale/") >= 0)
371 {
372 try
373 {
374 String locale_name= info.substring(info.indexOf("Locale/") + 7);
375 Field f= java.util.Locale.class.getField(locale_name);
376 response.setLocale((Locale)f.get(null));
377 }
378 catch (Exception e)
379 {
380 e.printStackTrace();
381 response.setLocale(Locale.getDefault());
382 }
383 }
384
385 String cn= request.getParameter("cookie");
386 String cv=request.getParameter("cookiev");
387 if (cn!=null && cv!=null)
388 {
389 Cookie cookie= new Cookie(cn, cv);
390 if (request.getParameter("version")!=null)
391 cookie.setVersion(Integer.parseInt(request.getParameter("version")));
392 cookie.setComment("Cookie from dump servlet");
393 response.addCookie(cookie);
394 }
395
396 String pi= request.getPathInfo();
397 if (pi != null && pi.startsWith("/ex"))
398 {
399 OutputStream out= response.getOutputStream();
400 out.write("</H1>This text should be reset</H1>".getBytes());
401 if ("/ex0".equals(pi))
402 throw new ServletException("test ex0", new Throwable());
403 else if ("/ex1".equals(pi))
404 throw new IOException("test ex1");
405 else if ("/ex2".equals(pi))
406 throw new UnavailableException("test ex2");
407 else if (pi.startsWith("/ex3/"))
408 throw new UnavailableException("test ex3",Integer.parseInt(pi.substring(5)));
409 throw new RuntimeException("test");
410 }
411
412 if ("true".equals(request.getParameter("close")))
413 response.setHeader("Connection","close");
414
415 String buffered= request.getParameter("buffered");
416
417 PrintWriter pout=null;
418
419 try
420 {
421 pout =response.getWriter();
422 }
423 catch(IllegalStateException e)
424 {
425 pout=new PrintWriter(new OutputStreamWriter(response.getOutputStream(),charset));
426 }
427 if (buffered!=null)
428 pout = new PrintWriter(new BufferedWriter(pout,Integer.parseInt(buffered)));
429
430 try
431 {
432 pout.write("<html>\n<body>\n");
433 pout.write("<h1>Dump Servlet</h1>\n");
434 pout.write("<table width=\"95%\">");
435 pout.write("<tr>\n");
436 pout.write("<th align=\"right\">getMethod: </th>");
437 pout.write("<td>" + notag(request.getMethod())+"</td>");
438 pout.write("</tr><tr>\n");
439 pout.write("<th align=\"right\">getContentLength: </th>");
440 pout.write("<td>"+Integer.toString(request.getContentLength())+"</td>");
441 pout.write("</tr><tr>\n");
442 pout.write("<th align=\"right\">getContentType: </th>");
443 pout.write("<td>"+notag(request.getContentType())+"</td>");
444 pout.write("</tr><tr>\n");
445 pout.write("<th align=\"right\">getRequestURI: </th>");
446 pout.write("<td>"+notag(request.getRequestURI())+"</td>");
447 pout.write("</tr><tr>\n");
448 pout.write("<th align=\"right\">getRequestURL: </th>");
449 pout.write("<td>"+notag(request.getRequestURL().toString())+"</td>");
450 pout.write("</tr><tr>\n");
451 pout.write("<th align=\"right\">getContextPath: </th>");
452 pout.write("<td>"+request.getContextPath()+"</td>");
453 pout.write("</tr><tr>\n");
454 pout.write("<th align=\"right\">getServletPath: </th>");
455 pout.write("<td>"+notag(request.getServletPath())+"</td>");
456 pout.write("</tr><tr>\n");
457 pout.write("<th align=\"right\">getPathInfo: </th>");
458 pout.write("<td>"+notag(request.getPathInfo())+"</td>");
459 pout.write("</tr><tr>\n");
460 pout.write("<th align=\"right\">getPathTranslated: </th>");
461 pout.write("<td>"+notag(request.getPathTranslated())+"</td>");
462 pout.write("</tr><tr>\n");
463 pout.write("<th align=\"right\">getQueryString: </th>");
464 pout.write("<td>"+notag(request.getQueryString())+"</td>");
465 pout.write("</tr><tr>\n");
466
467 pout.write("<th align=\"right\">getProtocol: </th>");
468 pout.write("<td>"+request.getProtocol()+"</td>");
469 pout.write("</tr><tr>\n");
470 pout.write("<th align=\"right\">getScheme: </th>");
471 pout.write("<td>"+request.getScheme()+"</td>");
472 pout.write("</tr><tr>\n");
473 pout.write("<th align=\"right\">getServerName: </th>");
474 pout.write("<td>"+notag(request.getServerName())+"</td>");
475 pout.write("</tr><tr>\n");
476 pout.write("<th align=\"right\">getServerPort: </th>");
477 pout.write("<td>"+Integer.toString(request.getServerPort())+"</td>");
478 pout.write("</tr><tr>\n");
479 pout.write("<th align=\"right\">getLocalName: </th>");
480 pout.write("<td>"+request.getLocalName()+"</td>");
481 pout.write("</tr><tr>\n");
482 pout.write("<th align=\"right\">getLocalAddr: </th>");
483 pout.write("<td>"+request.getLocalAddr()+"</td>");
484 pout.write("</tr><tr>\n");
485 pout.write("<th align=\"right\">getLocalPort: </th>");
486 pout.write("<td>"+Integer.toString(request.getLocalPort())+"</td>");
487 pout.write("</tr><tr>\n");
488 pout.write("<th align=\"right\">getRemoteUser: </th>");
489 pout.write("<td>"+request.getRemoteUser()+"</td>");
490 pout.write("</tr><tr>\n");
491 pout.write("<th align=\"right\">getUserPrincipal: </th>");
492 pout.write("<td>"+request.getUserPrincipal()+"</td>");
493 pout.write("</tr><tr>\n");
494 pout.write("<th align=\"right\">getRemoteAddr: </th>");
495 pout.write("<td>"+request.getRemoteAddr()+"</td>");
496 pout.write("</tr><tr>\n");
497 pout.write("<th align=\"right\">getRemoteHost: </th>");
498 pout.write("<td>"+request.getRemoteHost()+"</td>");
499 pout.write("</tr><tr>\n");
500 pout.write("<th align=\"right\">getRemotePort: </th>");
501 pout.write("<td>"+request.getRemotePort()+"</td>");
502 pout.write("</tr><tr>\n");
503 pout.write("<th align=\"right\">getRequestedSessionId: </th>");
504 pout.write("<td>"+request.getRequestedSessionId()+"</td>");
505 pout.write("</tr><tr>\n");
506 pout.write("<th align=\"right\">isSecure(): </th>");
507 pout.write("<td>"+request.isSecure()+"</td>");
508
509 pout.write("</tr><tr>\n");
510 pout.write("<th align=\"right\">isUserInRole(admin): </th>");
511 pout.write("<td>"+request.isUserInRole("admin")+"</td>");
512
513 pout.write("</tr><tr>\n");
514 pout.write("<th align=\"right\">getLocale: </th>");
515 pout.write("<td>"+request.getLocale()+"</td>");
516
517 Enumeration locales= request.getLocales();
518 while (locales.hasMoreElements())
519 {
520 pout.write("</tr><tr>\n");
521 pout.write("<th align=\"right\">getLocales: </th>");
522 pout.write("<td>"+locales.nextElement()+"</td>");
523 }
524 pout.write("</tr><tr>\n");
525
526 pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Other HTTP Headers:</big></th>");
527 Enumeration h= request.getHeaderNames();
528 String name;
529 while (h.hasMoreElements())
530 {
531 name= (String)h.nextElement();
532
533 Enumeration h2= request.getHeaders(name);
534 while (h2.hasMoreElements())
535 {
536 String hv= (String)h2.nextElement();
537 pout.write("</tr><tr>\n");
538 pout.write("<th align=\"right\">"+notag(name)+": </th>");
539 pout.write("<td>"+notag(hv)+"</td>");
540 }
541 }
542
543 pout.write("</tr><tr>\n");
544 pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Request Parameters:</big></th>");
545 h= request.getParameterNames();
546 while (h.hasMoreElements())
547 {
548 name= (String)h.nextElement();
549 pout.write("</tr><tr>\n");
550 pout.write("<th align=\"right\">"+notag(name)+": </th>");
551 pout.write("<td>"+notag(request.getParameter(name))+"</td>");
552 String[] values= request.getParameterValues(name);
553 if (values == null)
554 {
555 pout.write("</tr><tr>\n");
556 pout.write("<th align=\"right\">"+notag(name)+" Values: </th>");
557 pout.write("<td>"+"NULL!"+"</td>");
558 }
559 else if (values.length > 1)
560 {
561 for (int i= 0; i < values.length; i++)
562 {
563 pout.write("</tr><tr>\n");
564 pout.write("<th align=\"right\">"+notag(name)+"["+i+"]: </th>");
565 pout.write("<td>"+notag(values[i])+"</td>");
566 }
567 }
568 }
569
570 pout.write("</tr><tr>\n");
571 pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Cookies:</big></th>");
572 Cookie[] cookies = request.getCookies();
573 for (int i=0; cookies!=null && i<cookies.length;i++)
574 {
575 Cookie cookie = cookies[i];
576
577 pout.write("</tr><tr>\n");
578 pout.write("<th align=\"right\">"+notag(cookie.getName())+": </th>");
579 pout.write("<td>"+notag(cookie.getValue())+"</td>");
580 }
581
582 String content_type=request.getContentType();
583 if (content_type!=null &&
584 !content_type.startsWith("application/x-www-form-urlencoded") &&
585 !content_type.startsWith("multipart/form-data"))
586 {
587 pout.write("</tr><tr>\n");
588 pout.write("<th align=\"left\" valign=\"top\" colspan=\"2\"><big><br/>Content:</big></th>");
589 pout.write("</tr><tr>\n");
590 pout.write("<td><pre>");
591 char[] content= new char[4096];
592 int len;
593 try{
594 Reader in=request.getReader();
595
596 while((len=in.read(content))>=0)
597 pout.write(notag(new String(content,0,len)));
598 }
599 catch(IOException e)
600 {
601 pout.write(e.toString());
602 }
603
604 pout.write("</pre></td>");
605 }
606
607 pout.write("</tr><tr>\n");
608 pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Request Attributes:</big></th>");
609 Enumeration a= request.getAttributeNames();
610 while (a.hasMoreElements())
611 {
612 name= (String)a.nextElement();
613 pout.write("</tr><tr>\n");
614 pout.write("<th align=\"right\" valign=\"top\">"+name.replace("."," .")+": </th>");
615 Object value=request.getAttribute(name);
616 if (value instanceof File)
617 {
618 File file = (File)value;
619 pout.write("<td>"+"<pre>" + file.getName()+" ("+file.length()+" "+new Date(file.lastModified())+ ")</pre>"+"</td>");
620 }
621 else
622 pout.write("<td>"+"<pre>" + toString(request.getAttribute(name)) + "</pre>"+"</td>");
623 }
624 request.setAttribute("org.eclipse.jetty.servlet.MultiPartFilter.files",null);
625
626
627 pout.write("</tr><tr>\n");
628 pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Servlet InitParameters:</big></th>");
629 a= getInitParameterNames();
630 while (a.hasMoreElements())
631 {
632 name= (String)a.nextElement();
633 pout.write("</tr><tr>\n");
634 pout.write("<th align=\"right\">"+name+": </th>");
635 pout.write("<td>"+ toString(getInitParameter(name)) +"</td>");
636 }
637
638 pout.write("</tr><tr>\n");
639 pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Context InitParameters:</big></th>");
640 a= getServletContext().getInitParameterNames();
641 while (a.hasMoreElements())
642 {
643 name= (String)a.nextElement();
644 pout.write("</tr><tr>\n");
645 pout.write("<th align=\"right\" valign=\"top\">"+name.replace("."," .")+": </th>");
646 pout.write("<td>"+ toString(getServletContext().getInitParameter(name)) + "</td>");
647 }
648
649 pout.write("</tr><tr>\n");
650 pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Context Attributes:</big></th>");
651 a= getServletContext().getAttributeNames();
652 while (a.hasMoreElements())
653 {
654 name= (String)a.nextElement();
655 pout.write("</tr><tr>\n");
656 pout.write("<th align=\"right\" valign=\"top\">"+name.replace("."," .")+": </th>");
657 pout.write("<td>"+"<pre>" + toString(getServletContext().getAttribute(name)) + "</pre>"+"</td>");
658 }
659
660 String res= request.getParameter("resource");
661 if (res != null && res.length() > 0)
662 {
663 pout.write("</tr><tr>\n");
664 pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Get Resource: \""+res+"\"</big></th>");
665
666 pout.write("</tr><tr>\n");
667 pout.write("<th align=\"right\">getServletContext().getResource(...): </th>");
668 try{pout.write("<td>"+getServletContext().getResource(res)+"</td>");}
669 catch(Exception e) {pout.write("<td>"+"" +e+"</td>");}
670
671 pout.write("</tr><tr>\n");
672 pout.write("<th align=\"right\">getServletContext().getResourcePaths(...): </th>");
673 try{pout.write("<td>"+getServletContext().getResourcePaths(res)+"</td>");}
674 catch(Exception e) {pout.write("<td>"+"" +e+"</td>");}
675
676 pout.write("</tr><tr>\n");
677 pout.write("<th align=\"right\">getServletContext().getContext(...): </th>");
678
679 ServletContext context = getServletContext().getContext(res);
680 pout.write("<td>"+context+"</td>");
681
682 if (context!=null)
683 {
684 pout.write("</tr><tr>\n");
685 pout.write("<th align=\"right\">getServletContext().getContext(...).getResource(...): </th>");
686 try{pout.write("<td>"+context.getResource(res)+"</td>");}
687 catch(Exception e) {pout.write("<td>"+"" +e+"</td>");}
688
689 pout.write("</tr><tr>\n");
690 pout.write("<th align=\"right\">getServletContext().getContext(...).getResourcePaths(...): </th>");
691 try{pout.write("<td>"+context.getResourcePaths(res)+"</td>");}
692 catch(Exception e) {pout.write("<td>"+"" +e+"</td>");}
693
694 String cp=context.getContextPath();
695 if (cp==null || "/".equals(cp))
696 cp="";
697 pout.write("</tr><tr>\n");
698 pout.write("<th align=\"right\">getServletContext().getContext(...),getRequestDispatcher(...): </th>");
699 pout.write("<td>"+getServletContext().getContext(res).getRequestDispatcher(res.substring(cp.length()))+"</td>");
700 }
701
702 pout.write("</tr><tr>\n");
703 pout.write("<th align=\"right\">this.getClass().getResource(...): </th>");
704 pout.write("<td>"+this.getClass().getResource(res)+"</td>");
705
706 pout.write("</tr><tr>\n");
707 pout.write("<th align=\"right\">this.getClass().getClassLoader().getResource(...): </th>");
708 pout.write("<td>"+this.getClass().getClassLoader().getResource(res)+"</td>");
709
710 pout.write("</tr><tr>\n");
711 pout.write("<th align=\"right\">Thread.currentThread().getContextClassLoader().getResource(...): </th>");
712 pout.write("<td>"+Thread.currentThread().getContextClassLoader().getResource(res)+"</td>");
713 pout.write("</tr><tr>\n");
714 pout.write("<th align=\"right\">Thread.currentThread().getContextClassLoader().getResources(...): </th>");
715 Enumeration<URL> urls = Thread.currentThread().getContextClassLoader().getResources(res);
716 if (urls==null)
717 pout.write("<td>null</td>");
718 else
719 pout.write("<td>"+Collections.list(urls)+"</td>");
720
721 }
722
723 pout.write("</tr></table>\n");
724
725
726 pout.write("<h2>Request Wrappers</h2>\n");
727 ServletRequest rw=request;
728 int w=0;
729 while (rw !=null)
730 {
731 pout.write((w++)+": "+rw.getClass().getName()+"<br/>");
732 if (rw instanceof HttpServletRequestWrapper)
733 rw=((HttpServletRequestWrapper)rw).getRequest();
734 else if (rw instanceof ServletRequestWrapper)
735 rw=((ServletRequestWrapper)rw).getRequest();
736 else
737 rw=null;
738 }
739
740
741 pout.write("<h2>Response Wrappers</h2>\n");
742 ServletResponse rsw=response;
743 w=0;
744 while (rsw !=null)
745 {
746 pout.write((w++)+": "+rsw.getClass().getName()+"<br/>");
747 if (rsw instanceof HttpServletResponseWrapper)
748 rsw=((HttpServletResponseWrapper)rsw).getResponse();
749 else if (rsw instanceof ServletResponseWrapper)
750 rsw=((ServletResponseWrapper)rsw).getResponse();
751 else
752 rsw=null;
753 }
754
755 pout.write("<br/>");
756 pout.write("<h2>International Characters (UTF-8)</h2>");
757 pout.write("LATIN LETTER SMALL CAPITAL AE<br/>\n");
758 pout.write("Directly uni encoded(\\u1d01): \u1d01<br/>");
759 pout.write("HTML reference (&AElig;): Æ<br/>");
760 pout.write("Decimal (&#7425;): ᴁ<br/>");
761 pout.write("Javascript unicode (\\u1d01) : <script language='javascript'>document.write(\"\u1d01\");</script><br/>");
762 pout.write("<br/>");
763 pout.write("<h2>Form to generate GET content</h2>");
764 pout.write("<form method=\"GET\" action=\""+response.encodeURL(getURI(request))+"\">");
765 pout.write("TextField: <input type=\"text\" name=\"TextField\" value=\"value\"/><br/>\n");
766 pout.write("<input type=\"submit\" name=\"Action\" value=\"Submit\">");
767 pout.write("</form>");
768
769 pout.write("<br/>");
770
771 pout.write("<h2>Form to generate POST content</h2>");
772 pout.write("<form method=\"POST\" accept-charset=\"utf-8\" action=\""+response.encodeURL(getURI(request))+"\">");
773 pout.write("TextField: <input type=\"text\" name=\"TextField\" value=\"value\"/><br/>\n");
774 pout.write("Select: <select multiple name=\"Select\">\n");
775 pout.write("<option>ValueA</option>");
776 pout.write("<option>ValueB1,ValueB2</option>");
777 pout.write("<option>ValueC</option>");
778 pout.write("</select><br/>");
779 pout.write("<input type=\"submit\" name=\"Action\" value=\"Submit\"><br/>");
780 pout.write("</form>");
781 pout.write("<br/>");
782
783 pout.write("<h2>Form to generate UPLOAD content</h2>");
784 pout.write("<form method=\"POST\" enctype=\"multipart/form-data\" accept-charset=\"utf-8\" action=\""+
785 response.encodeURL(getURI(request))+(request.getQueryString()==null?"":("?"+request.getQueryString()))+
786 "\">");
787 pout.write("TextField: <input type=\"text\" name=\"TextField\" value=\"comment\"/><br/>\n");
788 pout.write("File 1: <input type=\"file\" name=\"file1\" /><br/>\n");
789 pout.write("File 2: <input type=\"file\" name=\"file2\" /><br/>\n");
790 pout.write("<input type=\"submit\" name=\"Action\" value=\"Submit\"><br/>");
791 pout.write("</form>");
792
793 pout.write("<h2>Form to set Cookie</h2>");
794 pout.write("<form method=\"POST\" action=\""+response.encodeURL(getURI(request))+"\">");
795 pout.write("cookie: <input type=\"text\" name=\"cookie\" /><br/>\n");
796 pout.write("value: <input type=\"text\" name=\"cookiev\" /><br/>\n");
797 pout.write("<input type=\"submit\" name=\"Action\" value=\"setCookie\">");
798 pout.write("</form>\n");
799
800 pout.write("<h2>Form to get Resource</h2>");
801 pout.write("<form method=\"POST\" action=\""+response.encodeURL(getURI(request))+"\">");
802 pout.write("resource: <input type=\"text\" name=\"resource\" /><br/>\n");
803 pout.write("<input type=\"submit\" name=\"Action\" value=\"getResource\">");
804 pout.write("</form>\n");
805 }
806 catch (Exception e)
807 {
808 getServletContext().log("dump", e);
809 }
810
811 String lines= request.getParameter("lines");
812 if (lines!=null)
813 {
814 char[] line = "<span>A line of characters. Blah blah blah blah. blooble blooble</span></br>\n".toCharArray();
815 for (int l=Integer.parseInt(lines);l-->0;)
816 {
817 pout.write("<span>"+l+" </span>");
818 pout.write(line);
819 }
820 }
821
822 pout.write("</body>\n</html>\n");
823
824 pout.close();
825
826 if (pi != null)
827 {
828 if ("/ex4".equals(pi))
829 throw new ServletException("test ex4", new Throwable());
830 if ("/ex5".equals(pi))
831 throw new IOException("test ex5");
832 if ("/ex6".equals(pi))
833 throw new UnavailableException("test ex6");
834 }
835
836
837 }
838
839
840
841 @Override
842 public String getServletInfo()
843 {
844 return "Dump Servlet";
845 }
846
847
848 @Override
849 public synchronized void destroy()
850 {
851 }
852
853
854 private String getURI(HttpServletRequest request)
855 {
856 String uri= (String)request.getAttribute("javax.servlet.forward.request_uri");
857 if (uri == null)
858 uri= request.getRequestURI();
859 return uri;
860 }
861
862
863 private static String toString(Object o)
864 {
865 if (o == null)
866 return null;
867
868 try
869 {
870 if (o.getClass().isArray())
871 {
872 StringBuffer sb = new StringBuffer();
873 if (!o.getClass().getComponentType().isPrimitive())
874 {
875 Object[] array= (Object[])o;
876 for (int i= 0; i < array.length; i++)
877 {
878 if (i > 0)
879 sb.append("\n");
880 sb.append(array.getClass().getComponentType().getName());
881 sb.append("[");
882 sb.append(i);
883 sb.append("]=");
884 sb.append(toString(array[i]));
885 }
886 return sb.toString();
887 }
888 else
889 {
890 int length = Array.getLength(o);
891 for (int i=0;i<length;i++)
892 {
893 if (i > 0)
894 sb.append("\n");
895 sb.append(o.getClass().getComponentType().getName());
896 sb.append("[");
897 sb.append(i);
898 sb.append("]=");
899 sb.append(toString(Array.get(o, i)));
900 }
901 return sb.toString();
902 }
903 }
904 else
905 return o.toString();
906 }
907 catch (Exception e)
908 {
909 return e.toString();
910 }
911 }
912
913 private boolean dump(HttpServletResponse response, String data, String chars, String block, String dribble, boolean flush) throws IOException
914 {
915 if (data != null && data.length() > 0)
916 {
917 long d=Long.parseLong(data);
918 int b=(block!=null&&block.length()>0)?Integer.parseInt(block):50;
919 byte[] buf=new byte[b];
920 for (int i=0;i<b;i++)
921 {
922
923 buf[i]=(byte)('0'+(i%10));
924 if (i%10==9)
925 buf[i]=(byte)'\n';
926 }
927 buf[0]='o';
928 OutputStream out=response.getOutputStream();
929 response.setContentType("text/plain");
930 while (d > 0)
931 {
932 if (b==1)
933 {
934 out.write(d%80==0?'\n':'.');
935 d--;
936 }
937 else if (d>=b)
938 {
939 out.write(buf);
940 d=d-b;
941 }
942 else
943 {
944 out.write(buf,0,(int)d);
945 d=0;
946 }
947
948 if (dribble!=null)
949 {
950 out.flush();
951 try
952 {
953 Thread.sleep(Long.parseLong(dribble));
954 }
955 catch (Exception e)
956 {
957 e.printStackTrace();
958 break;
959 }
960 }
961
962 }
963
964 if (flush)
965 out.flush();
966
967 return true;
968 }
969
970
971 if (chars != null && chars.length() > 0)
972 {
973 long d=Long.parseLong(chars);
974 int b=(block!=null&&block.length()>0)?Integer.parseInt(block):50;
975 char[] buf=new char[b];
976 for (int i=0;i<b;i++)
977 {
978 buf[i]=(char)('0'+(i%10));
979 if (i%10==9)
980 buf[i]='\n';
981 }
982 buf[0]='o';
983 response.setContentType("text/plain");
984 PrintWriter out=response.getWriter();
985 while (d > 0 && !out.checkError())
986 {
987 if (b==1)
988 {
989 out.write(d%80==0?'\n':'.');
990 d--;
991 }
992 else if (d>=b)
993 {
994 out.write(buf);
995 d=d-b;
996 }
997 else
998 {
999 out.write(buf,0,(int)d);
1000 d=0;
1001 }
1002 }
1003 return true;
1004 }
1005 return false;
1006 }
1007
1008 private String notag(String s)
1009 {
1010 if (s==null)
1011 return "null";
1012 s=StringUtil.replace(s,"&","&");
1013 s=StringUtil.replace(s,"<","<");
1014 s=StringUtil.replace(s,">",">");
1015 return s;
1016 }
1017 }