| // |
| // ======================================================================== |
| // Copyright (c) 1995-2015 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package com.acme; |
| |
| import java.io.BufferedWriter; |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.io.OutputStreamWriter; |
| import java.io.PrintWriter; |
| import java.io.Reader; |
| import java.lang.reflect.Array; |
| import java.lang.reflect.Field; |
| import java.net.URL; |
| import java.util.Collections; |
| import java.util.Date; |
| import java.util.Enumeration; |
| import java.util.Locale; |
| import java.util.Timer; |
| import java.util.TimerTask; |
| |
| import javax.servlet.AsyncContext; |
| import javax.servlet.AsyncEvent; |
| import javax.servlet.AsyncListener; |
| import javax.servlet.ServletConfig; |
| import javax.servlet.ServletContext; |
| import javax.servlet.ServletException; |
| import javax.servlet.ServletRequest; |
| import javax.servlet.ServletRequestWrapper; |
| import javax.servlet.ServletResponse; |
| import javax.servlet.ServletResponseWrapper; |
| import javax.servlet.UnavailableException; |
| import javax.servlet.http.Cookie; |
| import javax.servlet.http.HttpServlet; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletRequestWrapper; |
| import javax.servlet.http.HttpServletResponse; |
| import javax.servlet.http.HttpServletResponseWrapper; |
| |
| |
| /** |
| * Dump Servlet Request. |
| */ |
| @SuppressWarnings("serial") |
| public class Dump extends HttpServlet |
| { |
| boolean fixed; |
| Timer _timer; |
| |
| /* ------------------------------------------------------------ */ |
| @Override |
| public void init(ServletConfig config) throws ServletException |
| { |
| super.init(config); |
| |
| if (config.getInitParameter("unavailable")!=null && !fixed) |
| { |
| |
| fixed=true; |
| throw new UnavailableException("Unavailable test",Integer.parseInt(config.getInitParameter("unavailable"))); |
| } |
| |
| _timer=new Timer(true); |
| } |
| |
| /* ------------------------------------------------------------ */ |
| @Override |
| public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException |
| { |
| doGet(request, response); |
| } |
| |
| /* ------------------------------------------------------------ */ |
| @Override |
| public void doPut(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException |
| { |
| byte[] buffer = new byte[8192]; |
| int len=request.getContentLength(); |
| int c=0; |
| InputStream in=request.getInputStream(); |
| while (c<len) |
| { |
| int l = in.read(buffer); |
| if (l<0) |
| break; |
| c+=l; |
| } |
| request.setAttribute("PUT",c+"bytes"); |
| doGet(request, response); |
| } |
| |
| /* ------------------------------------------------------------ */ |
| @Override |
| public void doGet(final HttpServletRequest request, final HttpServletResponse response) throws ServletException, IOException |
| { |
| if (request.getRemoteUser()==null) |
| { |
| try |
| { |
| request.login("user", "password"); |
| } |
| catch(ServletException se) |
| { |
| getServletContext().log(se.toString()); |
| } |
| } |
| |
| // Handle a dump of data |
| final String data= request.getParameter("data"); |
| final String chars= request.getParameter("chars"); |
| final String block= request.getParameter("block"); |
| final String dribble= request.getParameter("dribble"); |
| final boolean flush= request.getParameter("flush")!=null?Boolean.parseBoolean(request.getParameter("flush")):false; |
| |
| |
| if(request.getPathInfo()!=null && request.getPathInfo().toLowerCase(Locale.ENGLISH).indexOf("script")!=-1) |
| { |
| response.sendRedirect(response.encodeRedirectURL(getServletContext().getContextPath() + "/dump/info")); |
| return; |
| } |
| |
| request.setCharacterEncoding("UTF-8"); |
| |
| if (request.getParameter("busy")!=null) |
| { |
| long end = System.currentTimeMillis()+Long.parseLong(request.getParameter("busy")); |
| while(System.currentTimeMillis()<end) |
| {} |
| } |
| |
| if (request.getParameter("empty")!=null) |
| { |
| response.setStatus(200); |
| response.flushBuffer(); |
| return; |
| } |
| |
| if (request.getParameter("sleep")!=null) |
| { |
| try |
| { |
| long s = Long.parseLong(request.getParameter("sleep")); |
| if (request.getHeader("Expect")!=null && request.getHeader("Expect").indexOf("102")>=0) |
| { |
| Thread.sleep(s/2); |
| response.sendError(102); |
| Thread.sleep(s/2); |
| } |
| else |
| Thread.sleep(s); |
| } |
| catch (InterruptedException e) |
| { |
| return; |
| } |
| catch (Exception e) |
| { |
| throw new ServletException(e); |
| } |
| } |
| |
| if (request.getParameter("startAsync")!=null && request.getAttribute("ASYNC")!=Boolean.TRUE) |
| { |
| request.setAttribute("ASYNC",Boolean.TRUE); |
| try |
| { |
| final AsyncContext async=request.startAsync(request,response); |
| async.setTimeout(Long.parseLong(request.getParameter("startAsync"))); |
| async.addListener(new AsyncListener() |
| { |
| |
| @Override |
| public void onTimeout(AsyncEvent event) throws IOException |
| { |
| response.addHeader("Dump","onTimeout"); |
| try |
| { |
| if (!dump(response,data,chars,block,dribble,flush)) |
| { |
| response.setContentType("text/plain"); |
| response.getOutputStream().println("EXPIRED"); |
| } |
| async.complete(); |
| } |
| catch (IOException e) |
| { |
| getServletContext().log("",e); |
| } |
| } |
| |
| @Override |
| public void onStartAsync(AsyncEvent event) throws IOException |
| { |
| response.addHeader("Dump","onStartAsync"); |
| } |
| |
| @Override |
| public void onError(AsyncEvent event) throws IOException |
| { |
| response.addHeader("Dump","onError"); |
| } |
| |
| @Override |
| public void onComplete(AsyncEvent event) throws IOException |
| { |
| response.addHeader("Dump","onComplete"); |
| } |
| }); |
| |
| if (request.getParameter("dispatch")!=null) |
| { |
| request.setAttribute("RESUME",Boolean.TRUE); |
| |
| final long resume=Long.parseLong(request.getParameter("dispatch")); |
| _timer.schedule(new TimerTask() |
| { |
| @Override |
| public void run() |
| { |
| async.dispatch(); |
| } |
| },resume); |
| } |
| |
| if (request.getParameter("complete")!=null) |
| { |
| final long complete=Long.parseLong(request.getParameter("complete")); |
| _timer.schedule(new TimerTask() |
| { |
| @Override |
| public void run() |
| { |
| try |
| { |
| response.setContentType("text/html"); |
| response.getOutputStream().println("<h1>COMPLETED</h1>"); |
| async.complete(); |
| } |
| catch(Exception e) |
| { |
| e.printStackTrace(); |
| } |
| } |
| },complete); |
| } |
| |
| |
| |
| return; |
| } |
| catch(Exception e) |
| { |
| throw new ServletException(e); |
| } |
| } |
| |
| request.setAttribute("Dump", this); |
| getServletContext().setAttribute("Dump",this); |
| // getServletContext().log("dump "+request.getRequestURI()); |
| |
| // Force a content length response |
| String length= request.getParameter("length"); |
| if (length != null && length.length() > 0) |
| { |
| response.setContentLength(Integer.parseInt(length)); |
| } |
| |
| // Handle a dump of data |
| if (dump(response,data,chars,block,dribble,flush)) |
| return; |
| |
| // handle an exception |
| String info= request.getPathInfo(); |
| if (info != null && info.endsWith("Exception")) |
| { |
| try |
| { |
| throw (Throwable) Thread.currentThread().getContextClassLoader().loadClass(info.substring(1)).newInstance(); |
| } |
| catch (Throwable th) |
| { |
| throw new ServletException(th); |
| } |
| } |
| |
| // test a reset |
| String reset= request.getParameter("reset"); |
| if (reset != null && reset.length() > 0) |
| { |
| response.getOutputStream().println("THIS SHOULD NOT BE SEEN!"); |
| response.setHeader("SHOULD_NOT","BE SEEN"); |
| response.reset(); |
| } |
| |
| |
| // handle an redirect |
| String redirect= request.getParameter("redirect"); |
| if (redirect != null && redirect.length() > 0) |
| { |
| response.getOutputStream().println("THIS SHOULD NOT BE SEEN!"); |
| response.sendRedirect(response.encodeRedirectURL(redirect)); |
| try |
| { |
| response.getOutputStream().println("THIS SHOULD NOT BE SEEN!"); |
| } |
| catch(IOException e) |
| { |
| // ignored as stream is closed. |
| } |
| return; |
| } |
| |
| // handle an error |
| String error= request.getParameter("error"); |
| if (error != null && error.length() > 0 && request.getAttribute("javax.servlet.error.status_code")==null) |
| { |
| response.getOutputStream().println("THIS SHOULD NOT BE SEEN!"); |
| response.sendError(Integer.parseInt(error)); |
| try |
| { |
| response.getOutputStream().println("THIS SHOULD NOT BE SEEN!"); |
| } |
| catch(IllegalStateException e) |
| { |
| try |
| { |
| response.getWriter().println("NOR THIS!!"); |
| } |
| catch(IOException e2){} |
| } |
| catch(IOException e){} |
| return; |
| } |
| |
| // Handle a extra headers |
| String headers= request.getParameter("headers"); |
| if (headers != null && headers.length() > 0) |
| { |
| long h=Long.parseLong(headers); |
| for (int i=0;i<h;i++) |
| response.addHeader("Header"+i,"Value"+i); |
| } |
| |
| String buffer= request.getParameter("buffer"); |
| if (buffer != null && buffer.length() > 0) |
| response.setBufferSize(Integer.parseInt(buffer)); |
| |
| String charset= request.getParameter("charset"); |
| if (charset==null) |
| charset="UTF-8"; |
| response.setCharacterEncoding(charset); |
| response.setContentType("text/html"); |
| |
| if (info != null && info.indexOf("Locale/") >= 0) |
| { |
| try |
| { |
| String locale_name= info.substring(info.indexOf("Locale/") + 7); |
| Field f= java.util.Locale.class.getField(locale_name); |
| response.setLocale((Locale)f.get(null)); |
| } |
| catch (Exception e) |
| { |
| e.printStackTrace(); |
| response.setLocale(Locale.getDefault()); |
| } |
| } |
| |
| String cn= request.getParameter("cookie"); |
| String cv=request.getParameter("cookiev"); |
| if (cn!=null && cv!=null) |
| { |
| Cookie cookie= new Cookie(cn, cv); |
| if (request.getParameter("version")!=null) |
| cookie.setVersion(Integer.parseInt(request.getParameter("version"))); |
| cookie.setComment("Cookie from dump servlet"); |
| response.addCookie(cookie); |
| } |
| |
| String pi= request.getPathInfo(); |
| if (pi != null && pi.startsWith("/ex")) |
| { |
| OutputStream out= response.getOutputStream(); |
| out.write("</H1>This text should be reset</H1>".getBytes()); |
| if ("/ex0".equals(pi)) |
| throw new ServletException("test ex0", new Throwable()); |
| else if ("/ex1".equals(pi)) |
| throw new IOException("test ex1"); |
| else if ("/ex2".equals(pi)) |
| throw new UnavailableException("test ex2"); |
| else if (pi.startsWith("/ex3/")) |
| throw new UnavailableException("test ex3",Integer.parseInt(pi.substring(5))); |
| throw new RuntimeException("test"); |
| } |
| |
| if ("true".equals(request.getParameter("close"))) |
| response.setHeader("Connection","close"); |
| |
| String buffered= request.getParameter("buffered"); |
| |
| PrintWriter pout=null; |
| |
| try |
| { |
| pout =response.getWriter(); |
| } |
| catch(IllegalStateException e) |
| { |
| pout=new PrintWriter(new OutputStreamWriter(response.getOutputStream(),charset)); |
| } |
| if (buffered!=null) |
| pout = new PrintWriter(new BufferedWriter(pout,Integer.parseInt(buffered))); |
| |
| try |
| { |
| pout.write("<html>\n<body>\n"); |
| pout.write("<h1>Dump Servlet</h1>\n"); |
| pout.write("<table width=\"95%\">"); |
| pout.write("<tr>\n"); |
| pout.write("<th align=\"right\">getContentLength: </th>"); |
| pout.write("<td>"+Integer.toString(request.getContentLength())+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getContentType: </th>"); |
| pout.write("<td>"+notag(request.getContentType())+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getContextPath: </th>"); |
| pout.write("<td>"+request.getContextPath()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getDispatcherType: </th>"); |
| pout.write("<td>"+request.getDispatcherType()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getLocale: </th>"); |
| pout.write("<td>"+request.getLocale()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getLocalName: </th>"); |
| pout.write("<td>"+request.getLocalName()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getLocalAddr: </th>"); |
| pout.write("<td>"+request.getLocalAddr()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getLocalPort: </th>"); |
| pout.write("<td>"+Integer.toString(request.getLocalPort())+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getMethod: </th>"); |
| pout.write("<td>" + notag(request.getMethod())+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getPathInfo: </th>"); |
| pout.write("<td>"+notag(request.getPathInfo())+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getPathTranslated: </th>"); |
| pout.write("<td>"+notag(request.getPathTranslated())+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getProtocol: </th>"); |
| pout.write("<td>"+request.getProtocol()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getQueryString: </th>"); |
| pout.write("<td>"+notag(request.getQueryString())+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getRemoteAddr: </th>"); |
| pout.write("<td>"+request.getRemoteAddr()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getRemoteHost: </th>"); |
| pout.write("<td>"+request.getRemoteHost()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getRemotePort: </th>"); |
| pout.write("<td>"+request.getRemotePort()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getRemoteUser: </th>"); |
| pout.write("<td>"+request.getRemoteUser()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getRequestedSessionId: </th>"); |
| pout.write("<td>"+request.getRequestedSessionId()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getRequestURI: </th>"); |
| pout.write("<td>"+notag(request.getRequestURI())+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getRequestURL: </th>"); |
| pout.write("<td>"+notag(request.getRequestURL().toString())+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getScheme: </th>"); |
| pout.write("<td>"+request.getScheme()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getServerName: </th>"); |
| pout.write("<td>"+notag(request.getServerName())+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getServletPath: </th>"); |
| pout.write("<td>"+notag(request.getServletPath())+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getServerPort: </th>"); |
| pout.write("<td>"+Integer.toString(request.getServerPort())+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getUserPrincipal: </th>"); |
| pout.write("<td>"+request.getUserPrincipal()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">isAsyncStarted(): </th>"); |
| pout.write("<td>"+request.isAsyncStarted()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">isAsyncSupported(): </th>"); |
| pout.write("<td>"+request.isAsyncSupported()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">isSecure(): </th>"); |
| pout.write("<td>"+request.isSecure()+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">isUserInRole(admin): </th>"); |
| pout.write("<td>"+request.isUserInRole("admin")+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">encodeRedirectURL(/foo?bar): </th>"); |
| pout.write("<td>"+response.encodeRedirectURL("/foo?bar")+"</td>"); |
| |
| |
| Enumeration<Locale> locales= request.getLocales(); |
| while (locales.hasMoreElements()) |
| { |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getLocales: </th>"); |
| pout.write("<td>"+locales.nextElement()+"</td>"); |
| } |
| pout.write("</tr><tr>\n"); |
| |
| pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Other HTTP Headers:</big></th>"); |
| Enumeration<String> h= request.getHeaderNames(); |
| String name; |
| while (h.hasMoreElements()) |
| { |
| name= (String)h.nextElement(); |
| |
| Enumeration<String> h2= request.getHeaders(name); |
| while (h2.hasMoreElements()) |
| { |
| String hv= (String)h2.nextElement(); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">"+notag(name)+": </th>"); |
| pout.write("<td>"+notag(hv)+"</td>"); |
| } |
| } |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Request Parameters:</big></th>"); |
| h= request.getParameterNames(); |
| while (h.hasMoreElements()) |
| { |
| name= (String)h.nextElement(); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">"+notag(name)+": </th>"); |
| pout.write("<td>"+notag(request.getParameter(name))+"</td>"); |
| String[] values= request.getParameterValues(name); |
| if (values == null) |
| { |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">"+notag(name)+" Values: </th>"); |
| pout.write("<td>"+"NULL!"+"</td>"); |
| } |
| else if (values.length > 1) |
| { |
| for (int i= 0; i < values.length; i++) |
| { |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">"+notag(name)+"["+i+"]: </th>"); |
| pout.write("<td>"+notag(values[i])+"</td>"); |
| } |
| } |
| } |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Cookies:</big></th>"); |
| Cookie[] cookies = request.getCookies(); |
| for (int i=0; cookies!=null && i<cookies.length;i++) |
| { |
| Cookie cookie = cookies[i]; |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">"+notag(cookie.getName())+": </th>"); |
| pout.write("<td>"+notag(cookie.getValue())+"</td>"); |
| } |
| |
| String content_type=request.getContentType(); |
| if (content_type!=null && |
| !content_type.startsWith("application/x-www-form-urlencoded") && |
| !content_type.startsWith("multipart/form-data")) |
| { |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"left\" valign=\"top\" colspan=\"2\"><big><br/>Content:</big></th>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<td><pre>"); |
| char[] content= new char[4096]; |
| int len; |
| try{ |
| Reader in=request.getReader(); |
| |
| while((len=in.read(content))>=0) |
| pout.write(notag(new String(content,0,len))); |
| } |
| catch(IOException e) |
| { |
| pout.write(e.toString()); |
| } |
| |
| pout.write("</pre></td>"); |
| } |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Request Attributes:</big></th>"); |
| Enumeration<String> a= request.getAttributeNames(); |
| while (a.hasMoreElements()) |
| { |
| name= (String)a.nextElement(); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\" valign=\"top\">"+name.replace("."," .")+": </th>"); |
| Object value=request.getAttribute(name); |
| if (value instanceof File) |
| { |
| File file = (File)value; |
| pout.write("<td>"+"<pre>" + file.getName()+" ("+file.length()+" "+new Date(file.lastModified())+ ")</pre>"+"</td>"); |
| } |
| else |
| pout.write("<td>"+"<pre>" + toString(request.getAttribute(name)) + "</pre>"+"</td>"); |
| } |
| request.setAttribute("org.eclipse.jetty.servlet.MultiPartFilter.files",null); |
| |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Servlet InitParameters:</big></th>"); |
| a= getInitParameterNames(); |
| while (a.hasMoreElements()) |
| { |
| name= (String)a.nextElement(); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">"+name+": </th>"); |
| pout.write("<td>"+ toString(getInitParameter(name)) +"</td>"); |
| } |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Context InitParameters:</big></th>"); |
| a= getServletContext().getInitParameterNames(); |
| while (a.hasMoreElements()) |
| { |
| name= (String)a.nextElement(); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\" valign=\"top\">"+name.replace("."," .")+": </th>"); |
| pout.write("<td>"+ toString(getServletContext().getInitParameter(name)) + "</td>"); |
| } |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Context Attributes:</big></th>"); |
| a= getServletContext().getAttributeNames(); |
| while (a.hasMoreElements()) |
| { |
| name= (String)a.nextElement(); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\" valign=\"top\">"+name.replace("."," .")+": </th>"); |
| pout.write("<td>"+"<pre>" + toString(getServletContext().getAttribute(name)) + "</pre>"+"</td>"); |
| } |
| |
| String res= request.getParameter("resource"); |
| if (res != null && res.length() > 0) |
| { |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"left\" colspan=\"2\"><big><br/>Get Resource: \""+res+"\"</big></th>"); |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getServletContext().getResource(...): </th>"); |
| try{pout.write("<td>"+getServletContext().getResource(res)+"</td>");} |
| catch(Exception e) {pout.write("<td>"+"" +e+"</td>");} |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getServletContext().getResourcePaths(...): </th>"); |
| try{pout.write("<td>"+getServletContext().getResourcePaths(res)+"</td>");} |
| catch(Exception e) {pout.write("<td>"+"" +e+"</td>");} |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getServletContext().getRealPath(...): </th>"); |
| try{pout.write("<td>"+getServletContext().getRealPath(res)+"</td>");} |
| catch(Exception e) {pout.write("<td>"+"" +e+"</td>");} |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getServletContext().getContext(...): </th>"); |
| |
| ServletContext context = getServletContext().getContext(res); |
| pout.write("<td>"+context+"</td>"); |
| |
| if (context!=null) |
| { |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getServletContext().getContext(...).getResource(...): </th>"); |
| try{pout.write("<td>"+context.getResource(res)+"</td>");} |
| catch(Exception e) {pout.write("<td>"+"" +e+"</td>");} |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getServletContext().getContext(...).getResourcePaths(...): </th>"); |
| try{pout.write("<td>"+context.getResourcePaths(res)+"</td>");} |
| catch(Exception e) {pout.write("<td>"+"" +e+"</td>");} |
| |
| String cp=context.getContextPath(); |
| if (cp==null || "/".equals(cp)) |
| cp=""; |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getServletContext().getContext(...).getRequestDispatcher(...): </th>"); |
| pout.write("<td>"+context.getRequestDispatcher(res.substring(cp.length()))+"</td>"); |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">getServletContext().getContext(...).getRealPath(...): </th>"); |
| pout.write("<td>"+context.getRealPath(res.substring(cp.length()))+"</td>"); |
| } |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">this.getClass().getResource(...): </th>"); |
| pout.write("<td>"+this.getClass().getResource(res)+"</td>"); |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">this.getClass().getClassLoader().getResource(...): </th>"); |
| pout.write("<td>"+this.getClass().getClassLoader().getResource(res)+"</td>"); |
| |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">Thread.currentThread().getContextClassLoader().getResource(...): </th>"); |
| pout.write("<td>"+Thread.currentThread().getContextClassLoader().getResource(res)+"</td>"); |
| pout.write("</tr><tr>\n"); |
| pout.write("<th align=\"right\">Thread.currentThread().getContextClassLoader().getResources(...): </th>"); |
| Enumeration<URL> urls = Thread.currentThread().getContextClassLoader().getResources(res); |
| if (urls==null) |
| pout.write("<td>null</td>"); |
| else |
| pout.write("<td>"+Collections.list(urls)+"</td>"); |
| |
| } |
| |
| pout.write("</tr></table>\n"); |
| |
| /* ------------------------------------------------------------ */ |
| pout.write("<h2>Request Wrappers</h2>\n"); |
| ServletRequest rw=request; |
| int w=0; |
| while (rw !=null) |
| { |
| pout.write((w++)+": "+rw.getClass().getName()+"<br/>"); |
| if (rw instanceof HttpServletRequestWrapper) |
| rw=((HttpServletRequestWrapper)rw).getRequest(); |
| else if (rw instanceof ServletRequestWrapper) |
| rw=((ServletRequestWrapper)rw).getRequest(); |
| else |
| rw=null; |
| } |
| |
| /* ------------------------------------------------------------ */ |
| pout.write("<h2>Response Wrappers</h2>\n"); |
| ServletResponse rsw=response; |
| w=0; |
| while (rsw !=null) |
| { |
| pout.write((w++)+": "+rsw.getClass().getName()+"<br/>"); |
| if (rsw instanceof HttpServletResponseWrapper) |
| rsw=((HttpServletResponseWrapper)rsw).getResponse(); |
| else if (rsw instanceof ServletResponseWrapper) |
| rsw=((ServletResponseWrapper)rsw).getResponse(); |
| else |
| rsw=null; |
| } |
| |
| pout.write("<br/>"); |
| pout.write("<h2>International Characters (UTF-8)</h2>"); |
| pout.write("LATIN LETTER SMALL CAPITAL AE<br/>\n"); |
| pout.write("Directly uni encoded(\\u1d01): \u1d01<br/>"); |
| pout.write("HTML reference (&AElig;): Æ<br/>"); |
| pout.write("Decimal (&#7425;): ᴁ<br/>"); |
| pout.write("Javascript unicode (\\u1d01) : <script language='javascript'>document.write(\"\u1d01\");</script><br/>"); |
| pout.write("<br/>"); |
| pout.write("<h2>Form to generate GET content</h2>"); |
| pout.write("<form method=\"GET\" action=\""+response.encodeURL(getURI(request))+"\">"); |
| pout.write("TextField: <input type=\"text\" name=\"TextField\" value=\"value\"/><br/>\n"); |
| pout.write("<input type=\"submit\" name=\"Action\" value=\"Submit\">"); |
| pout.write("</form>"); |
| |
| pout.write("<br/>"); |
| |
| pout.write("<h2>Form to generate POST content</h2>"); |
| pout.write("<form method=\"POST\" accept-charset=\"utf-8\" action=\""+response.encodeURL(getURI(request))+"\">"); |
| pout.write("TextField: <input type=\"text\" name=\"TextField\" value=\"value\"/><br/>\n"); |
| pout.write("Select: <select multiple name=\"Select\">\n"); |
| pout.write("<option>ValueA</option>"); |
| pout.write("<option>ValueB1,ValueB2</option>"); |
| pout.write("<option>ValueC</option>"); |
| pout.write("</select><br/>"); |
| pout.write("<input type=\"submit\" name=\"Action\" value=\"Submit\"><br/>"); |
| pout.write("</form>"); |
| pout.write("<br/>"); |
| |
| pout.write("<h2>Form to generate UPLOAD content</h2>"); |
| pout.write("<form method=\"POST\" enctype=\"multipart/form-data\" accept-charset=\"utf-8\" action=\""+ |
| response.encodeURL(getURI(request))+(request.getQueryString()==null?"":("?"+request.getQueryString()))+ |
| "\">"); |
| pout.write("TextField: <input type=\"text\" name=\"TextField\" value=\"comment\"/><br/>\n"); |
| pout.write("File 1: <input type=\"file\" name=\"file1\" /><br/>\n"); |
| pout.write("File 2: <input type=\"file\" name=\"file2\" /><br/>\n"); |
| pout.write("<input type=\"submit\" name=\"Action\" value=\"Submit\"><br/>"); |
| pout.write("</form>"); |
| |
| pout.write("<h2>Form to set Cookie</h2>"); |
| pout.write("<form method=\"POST\" action=\""+response.encodeURL(getURI(request))+"\">"); |
| pout.write("cookie: <input type=\"text\" name=\"cookie\" /><br/>\n"); |
| pout.write("value: <input type=\"text\" name=\"cookiev\" /><br/>\n"); |
| pout.write("<input type=\"submit\" name=\"Action\" value=\"setCookie\">"); |
| pout.write("</form>\n"); |
| |
| pout.write("<h2>Form to get Resource</h2>"); |
| pout.write("<form method=\"POST\" action=\""+response.encodeURL(getURI(request))+"\">"); |
| pout.write("resource: <input type=\"text\" name=\"resource\" /><br/>\n"); |
| pout.write("<input type=\"submit\" name=\"Action\" value=\"getResource\">"); |
| pout.write("</form>\n"); |
| } |
| catch (Exception e) |
| { |
| getServletContext().log("dump "+e); |
| } |
| |
| String lines= request.getParameter("lines"); |
| if (lines!=null) |
| { |
| char[] line = "<span>A line of characters. Blah blah blah blah. blooble blooble</span></br>\n".toCharArray(); |
| for (int l=Integer.parseInt(lines);l-->0;) |
| { |
| pout.write("<span>"+l+" </span>"); |
| pout.write(line); |
| } |
| } |
| |
| pout.write("</body>\n</html>\n"); |
| |
| pout.close(); |
| |
| if (pi != null) |
| { |
| if ("/ex4".equals(pi)) |
| throw new ServletException("test ex4", new Throwable()); |
| if ("/ex5".equals(pi)) |
| throw new IOException("test ex5"); |
| if ("/ex6".equals(pi)) |
| throw new UnavailableException("test ex6"); |
| } |
| |
| |
| } |
| |
| |
| /* ------------------------------------------------------------ */ |
| @Override |
| public String getServletInfo() |
| { |
| return "Dump Servlet"; |
| } |
| |
| /* ------------------------------------------------------------ */ |
| @Override |
| public synchronized void destroy() |
| { |
| _timer.cancel(); |
| } |
| |
| /* ------------------------------------------------------------ */ |
| private String getURI(HttpServletRequest request) |
| { |
| String uri= (String)request.getAttribute("javax.servlet.forward.request_uri"); |
| if (uri == null) |
| uri= request.getRequestURI(); |
| return uri; |
| } |
| |
| /* ------------------------------------------------------------ */ |
| private static String toString(Object o) |
| { |
| if (o == null) |
| return null; |
| |
| try |
| { |
| if (o.getClass().isArray()) |
| { |
| StringBuffer sb = new StringBuffer(); |
| if (!o.getClass().getComponentType().isPrimitive()) |
| { |
| Object[] array= (Object[])o; |
| for (int i= 0; i < array.length; i++) |
| { |
| if (i > 0) |
| sb.append("\n"); |
| sb.append(array.getClass().getComponentType().getName()); |
| sb.append("["); |
| sb.append(i); |
| sb.append("]="); |
| sb.append(toString(array[i])); |
| } |
| return sb.toString(); |
| } |
| else |
| { |
| int length = Array.getLength(o); |
| for (int i=0;i<length;i++) |
| { |
| if (i > 0) |
| sb.append("\n"); |
| sb.append(o.getClass().getComponentType().getName()); |
| sb.append("["); |
| sb.append(i); |
| sb.append("]="); |
| sb.append(toString(Array.get(o, i))); |
| } |
| return sb.toString(); |
| } |
| } |
| else |
| return o.toString(); |
| } |
| catch (Exception e) |
| { |
| return e.toString(); |
| } |
| } |
| |
| private boolean dump(HttpServletResponse response, String data, String chars, String block, String dribble, boolean flush) throws IOException |
| { |
| if (data != null && data.length() > 0) |
| { |
| long d=Long.parseLong(data); |
| int b=(block!=null&&block.length()>0)?Integer.parseInt(block):50; |
| byte[] buf=new byte[b]; |
| for (int i=0;i<b;i++) |
| { |
| |
| buf[i]=(byte)('0'+(i%10)); |
| if (i%10==9) |
| buf[i]=(byte)'\n'; |
| } |
| buf[0]='o'; |
| OutputStream out=response.getOutputStream(); |
| response.setContentType("text/plain"); |
| while (d > 0) |
| { |
| if (b==1) |
| { |
| out.write(d%80==0?'\n':'.'); |
| d--; |
| } |
| else if (d>=b) |
| { |
| out.write(buf); |
| d=d-b; |
| } |
| else |
| { |
| out.write(buf,0,(int)d); |
| d=0; |
| } |
| |
| if (dribble!=null) |
| { |
| out.flush(); |
| try |
| { |
| Thread.sleep(Long.parseLong(dribble)); |
| } |
| catch (Exception e) |
| { |
| e.printStackTrace(); |
| break; |
| } |
| } |
| |
| } |
| |
| if (flush) |
| out.flush(); |
| |
| return true; |
| } |
| |
| // Handle a dump of data |
| if (chars != null && chars.length() > 0) |
| { |
| long d=Long.parseLong(chars); |
| int b=(block!=null&&block.length()>0)?Integer.parseInt(block):50; |
| char[] buf=new char[b]; |
| for (int i=0;i<b;i++) |
| { |
| buf[i]=(char)('0'+(i%10)); |
| if (i%10==9) |
| buf[i]='\n'; |
| } |
| buf[0]='o'; |
| response.setContentType("text/plain"); |
| PrintWriter out=response.getWriter(); |
| while (d > 0 && !out.checkError()) |
| { |
| if (b==1) |
| { |
| out.write(d%80==0?'\n':'.'); |
| d--; |
| } |
| else if (d>=b) |
| { |
| out.write(buf); |
| d=d-b; |
| } |
| else |
| { |
| out.write(buf,0,(int)d); |
| d=0; |
| } |
| } |
| return true; |
| } |
| return false; |
| } |
| |
| private String notag(String s) |
| { |
| if (s==null) |
| return "null"; |
| s=s.replaceAll("&","&"); |
| s=s.replaceAll("<","<"); |
| s=s.replaceAll(">",">"); |
| return s; |
| } |
| } |
