public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
String title = "Showing Request Headers";
StringBuilder sb = new StringBuilder();
sb.append("<html>\n<head>\n");
sb.append("<title>" + title + "</title>\n");
sb.append("</head>\n");
sb.append("<body bgcolor='#FDF5E6'>\n");
sb.append("<h1 align='center'>" + title + "</h1>\n");
sb.append("<b> Request Method: </b>" + request.getMethod() + "<br>\n");
sb.append("<b> Request URI: </b>" + request.getRequestURI() + "<br>\n");
sb.append("<b> Request Protocol: </b>" + request.getProtocol() + "<br>\n");
sb.append("<table border=1 align='center'>\n");
sb.append("<tr bgcolor='#FFAD00'>\n");
sb.append("<th> Header Name </th><th> Header Value </th></tr>\n");
Enumeration headerNames = request.getHeaderNames();
while (headerNames.hasMoreElements()) {
String headerName = (String) headerNames.nextElement();
sb.append("<tr><td>" + headerName + "</td>");
sb.append("<td>" + request.getHeader(headerName) + "</td></tr>\n");
}
sb.append("</table>\n");
sb.append("</body></html>");
out.println(sb.toString());
out.close();
}
@Override
public final void service(final HttpServletRequest req, final HttpServletResponse res)
throws IOException {
final HTTPContext http = new HTTPContext(req, res, this);
final boolean restxq = this instanceof RestXqServlet;
try {
http.authorize();
run(http);
http.log(SC_OK, "");
} catch (final HTTPException ex) {
http.status(ex.getStatus(), Util.message(ex), restxq);
} catch (final LoginException ex) {
http.status(SC_UNAUTHORIZED, Util.message(ex), restxq);
} catch (final IOException | QueryException ex) {
http.status(SC_BAD_REQUEST, Util.message(ex), restxq);
} catch (final ProcException ex) {
http.status(SC_BAD_REQUEST, Text.INTERRUPTED, restxq);
} catch (final Exception ex) {
final String msg = Util.bug(ex);
Util.errln(msg);
http.status(SC_INTERNAL_SERVER_ERROR, Util.info(UNEXPECTED, msg), restxq);
} finally {
if (Prop.debug) {
Util.outln("_ REQUEST _________________________________" + Prop.NL + req);
final Enumeration<String> en = req.getHeaderNames();
while (en.hasMoreElements()) {
final String key = en.nextElement();
Util.outln(Text.LI + key + Text.COLS + req.getHeader(key));
}
Util.out("_ RESPONSE ________________________________" + Prop.NL + res);
}
}
}
/**
* Called by the server (via the <code>service</code> method) to allow a servlet to handle a TRACE
* request.
*
* <p>A TRACE returns the headers sent with the TRACE request to the client, so that they can be
* used in debugging. There's no need to override this method.
*
* @param req the {@link HttpServletRequest} object that contains the request the client made of
* the servlet
* @param resp the {@link HttpServletResponse} object that contains the response the servlet
* returns to the client
* @exception IOException if an input or output error occurs while the servlet is handling the
* TRACE request
* @exception ServletException if the request for the TRACE cannot be handled
*/
protected void doTrace(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
int responseLength;
String CRLF = "\r\n";
StringBuilder buffer =
new StringBuilder("TRACE ")
.append(req.getRequestURI())
.append(" ")
.append(req.getProtocol());
Enumeration<String> reqHeaderEnum = req.getHeaderNames();
while (reqHeaderEnum.hasMoreElements()) {
String headerName = reqHeaderEnum.nextElement();
buffer.append(CRLF).append(headerName).append(": ").append(req.getHeader(headerName));
}
buffer.append(CRLF);
responseLength = buffer.length();
resp.setContentType("message/http");
resp.setContentLength(responseLength);
ServletOutputStream out = resp.getOutputStream();
out.print(buffer.toString());
out.close();
return;
}
private static Properties createCGIEnvironment(
HttpServletRequest sreq, URI root_uri, File canonical_script_file) throws URISyntaxException {
URI full_request_uri =
new URI(
sreq.getScheme(),
null,
sreq.getServerName(),
sreq.getServerPort(),
sreq.getRequestURI(),
sreq.getQueryString(),
null);
Properties p =
createCGIEnvironment(
sreq.getMethod(),
sreq.getProtocol(),
full_request_uri,
new InetSocketAddress(sreq.getLocalAddr(), sreq.getLocalPort()),
new InetSocketAddress(sreq.getRemoteAddr(), sreq.getRemotePort()),
sreq.getContextPath() + "/",
root_uri,
canonical_script_file);
// Add request headers
for (Enumeration e = sreq.getHeaderNames(); e.hasMoreElements(); ) {
String h = (String) e.nextElement();
p.setProperty(ESXX.httpToCGI(h), sreq.getHeader(h));
}
return p;
}
@Override
public Map<String, String> getHeaders() {
final Map<String, String> map = new HashMap<>();
final Enumeration<String> en = req.getHeaderNames();
while (en.hasMoreElements()) {
final String name = en.nextElement();
final String val = req.getHeader(name);
map.put(name, val);
}
return map;
}
/** @service the servlet service request. called once for each servlet request. */
public void service(HttpServletRequest servReq, HttpServletResponse servRes) throws IOException {
String name;
String value[];
String val;
servRes.setHeader("AUTHORIZATION", "user fred:mypassword");
ServletOutputStream out = servRes.getOutputStream();
HttpSession session = servReq.getSession(true);
session.setAttribute("timemilis", new Long(System.currentTimeMillis()));
if (session.isNew()) {
out.println("<p> Session is new ");
} else {
out.println("<p> Session is not new ");
}
Long l = (Long) session.getAttribute("timemilis");
out.println("<p> Session id = " + session.getId());
out.println("<p> TimeMillis = " + l);
out.println("<H2>Servlet Params</H2>");
Enumeration e = servReq.getParameterNames();
while (e.hasMoreElements()) {
name = (String) e.nextElement();
value = servReq.getParameterValues(name);
out.println(name + " : ");
for (int i = 0; i < value.length; ++i) {
out.println(value[i]);
}
out.println("<p>");
}
out.println("<H2> Request Headers : </H2>");
e = servReq.getHeaderNames();
while (e.hasMoreElements()) {
name = (String) e.nextElement();
val = (String) servReq.getHeader(name);
out.println("<p>" + name + " : " + val);
}
try {
BufferedReader br = servReq.getReader();
String line = null;
while (null != (line = br.readLine())) {
out.println(line);
}
} catch (IOException ie) {
ie.printStackTrace();
}
session.invalidate();
}
public static String showRequestHeaders(HttpServletRequest req) {
StringBuilder sbuff = new StringBuilder();
sbuff.append("Request Headers:\n");
Enumeration names = req.getHeaderNames();
while (names.hasMoreElements()) {
String name = (String) names.nextElement();
Enumeration values = req.getHeaders(name); // support multiple values
if (values != null) {
while (values.hasMoreElements()) {
String value = (String) values.nextElement();
sbuff.append(" ").append(name).append(": ").append(value).append("\n");
}
}
}
return sbuff.toString();
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head>");
String title = rb.getString("requestheader.title");
out.println("<title>" + title + "</title>");
out.println("</head>");
out.println("<body bgcolor=\"white\">");
// all links relative
// XXX
// making these absolute till we work out the
// addition of a PathInfo issue
out.println("<a href=\"../reqheaders.html\">");
out.println(
"<img src=\"../images/code.gif\" height=24 "
+ "width=24 align=right border=0 alt=\"view code\"></a>");
out.println("<a href=\"../index.html\">");
out.println(
"<img src=\"../images/return.gif\" height=24 "
+ "width=24 align=right border=0 alt=\"return\"></a>");
out.println("<h3>" + title + "</h3>");
out.println("<table border=0>");
Enumeration e = request.getHeaderNames();
while (e.hasMoreElements()) {
String headerName = (String) e.nextElement();
String headerValue = request.getHeader(headerName);
out.println("<tr><td bgcolor=\"#CCCCCC\">");
out.println(HTMLFilter.filter(headerName));
out.println("</td><td>");
out.println(HTMLFilter.filter(headerValue));
out.println("</td></tr>");
}
out.println("</table>");
}
public Enumeration getHeaderNames() {
return request.getHeaderNames();
}
public Writer getErrorReport(
Writer to, final HttpServletRequest request, CharTransformer escape) throws IOException {
final Writer logMsg = new StringWriter();
final Writer tee = new org.mmbase.util.ChainedWriter(to, logMsg);
Writer msg = tee;
LinkedList<Throwable> stack = getStack();
String ticket = new Date().toString();
Map<String, String> props;
try {
props = org.mmbase.util.ApplicationContextReader.getProperties("mmbase_errorpage");
} catch (javax.naming.NamingException ne) {
props = Collections.emptyMap();
log.info(ne);
}
if (request != null) {
{
msg.append("Headers\n----------\n");
// request properties
for (Object name : Collections.list(request.getHeaderNames())) {
msg.append(
escape.transform(
name + ": " + escape.transform(request.getHeader((String) name)) + "\n"));
}
}
{
msg.append("\nAttributes\n----------\n");
Pattern p = requestIgnore;
if (p == null && props.get("request_ignore") != null) {
p = Pattern.compile(props.get("request_ignore"));
}
for (Object name : Collections.list(request.getAttributeNames())) {
if (p == null || !p.matcher((String) name).matches()) {
msg.append(
escape.transform(name + ": " + request.getAttribute((String) name) + "\n"));
}
}
}
if (Boolean.TRUE.equals(showSession)
|| (showSession == null && !"false".equals(props.get("show_session")))) {
HttpSession ses = request.getSession(false);
if (ses != null) {
msg.append("\nSession\n----------\n");
Pattern p = sessionIgnore;
if (p == null && props.get("session_ignore") != null) {
p = Pattern.compile(props.get("session_ignore"));
}
for (Object name : Collections.list(ses.getAttributeNames())) {
if (p == null || !p.matcher((String) name).matches()) {
msg.append(escape.transform(name + ": " + ses.getAttribute((String) name) + "\n"));
}
}
}
}
}
msg.append("\n");
msg.append("Misc. properties\n----------\n");
if (request != null) {
msg.append("method: ").append(escape.transform(request.getMethod())).append("\n");
msg.append("querystring: ").append(escape.transform(request.getQueryString())).append("\n");
msg.append("requesturl: ")
.append(escape.transform(request.getRequestURL().toString()))
.append("\n");
}
if (Boolean.TRUE.equals(showMMBaseVersion)
|| (showMMBaseVersion == null && !"false".equals(props.get("show_mmbase_version")))) {
msg.append("mmbase version: ").append(org.mmbase.Version.get()).append("\n");
}
msg.append("status: ").append("").append(String.valueOf(status)).append("\n\n");
if (request != null) {
msg.append("Parameters\n----------\n");
// request parameters
Enumeration en = request.getParameterNames();
while (en.hasMoreElements()) {
String name = (String) en.nextElement();
msg.append(name)
.append(": ")
.append(escape.transform(request.getParameter(name)))
.append("\n");
}
}
msg.append("\nException ")
.append(ticket)
.append("\n----------\n\n")
.append(
exception != null
? (escape.transform(exception.getClass().getName()))
: "NO EXCEPTION")
.append(": ");
int wroteCauses = 0;
while (!stack.isEmpty()) {
Throwable t = stack.removeFirst();
// add stack stacktraces
if (t != null) {
if (stack.isEmpty()) { // write last message always
msg = tee;
}
String message = t.getMessage();
if (msg != tee) {
to.append("\n=== skipped(see log) : ")
.append(escape.transform(t.getClass().getName()))
.append(": ")
.append(message)
.append("\n");
}
msg.append("\n\n").append(escape.transform(t.getClass().getName() + ": " + message));
StackTraceElement[] stackTrace = t.getStackTrace();
for (StackTraceElement e : stackTrace) {
msg.append("\n at ").append(escape.transform(e.toString()));
}
if (!stack.isEmpty()) {
msg.append("\n-------caused:\n");
}
wroteCauses++;
if (wroteCauses >= MAX_CAUSES) {
msg = logMsg;
}
}
}
// write errors to log
if (status == 500) {
try {
if (props.get("to") != null && props.get("to").length() > 0) {
javax.naming.Context initCtx = new javax.naming.InitialContext();
javax.naming.Context envCtx = (javax.naming.Context) initCtx.lookup("java:comp/env");
Object mailSession = envCtx.lookup("mail/Session");
Class sessionClass = Class.forName("javax.mail.Session");
Class recipientTypeClass = Class.forName("javax.mail.Message$RecipientType");
Class messageClass = Class.forName("javax.mail.internet.MimeMessage");
Object mail = messageClass.getConstructor(sessionClass).newInstance(mailSession);
messageClass
.getMethod("addRecipients", recipientTypeClass, String.class)
.invoke(mail, recipientTypeClass.getDeclaredField("TO").get(null), props.get("to"));
messageClass.getMethod("setSubject", String.class).invoke(mail, ticket);
mail.getClass().getMethod("setText", String.class).invoke(mail, logMsg.toString());
Class.forName("javax.mail.Transport")
.getMethod("send", Class.forName("javax.mail.Message"))
.invoke(null, mail);
tee.append("\nmailed to (").append(String.valueOf(props)).append(")");
}
} catch (Exception nnfe) {
tee.append("\nnot mailed (").append(String.valueOf(nnfe)).append(")");
if (log.isDebugEnabled()) {
log.debug(nnfe.getMessage(), nnfe);
}
}
log.error("TICKET " + ticket + ":\n" + logMsg);
}
return to;
}
/**
* Show details about the request
*
* @param servlet used to get teh servlet context, may be null
* @param req the request
* @return string showing the details of the request.
*/
public static String showRequestDetail(HttpServlet servlet, HttpServletRequest req) {
StringBuilder sbuff = new StringBuilder();
sbuff.append("Request Info\n");
sbuff.append(" req.getServerName(): ").append(req.getServerName()).append("\n");
sbuff.append(" req.getServerPort(): ").append(req.getServerPort()).append("\n");
sbuff.append(" req.getContextPath:").append(req.getContextPath()).append("\n");
sbuff.append(" req.getServletPath:").append(req.getServletPath()).append("\n");
sbuff.append(" req.getPathInfo:").append(req.getPathInfo()).append("\n");
sbuff.append(" req.getQueryString:").append(req.getQueryString()).append("\n");
sbuff
.append(" getQueryStringDecoded:")
.append(EscapeStrings.urlDecode(req.getQueryString()))
.append("\n");
/*try {
sbuff.append(" getQueryStringDecoded:").append(URLDecoder.decode(req.getQueryString(), "UTF-8")).append("\n");
} catch (UnsupportedEncodingException e1) {
e1.printStackTrace();
}*/
sbuff.append(" req.getRequestURI:").append(req.getRequestURI()).append("\n");
sbuff.append(" getRequestBase:").append(getRequestBase(req)).append("\n");
sbuff.append(" getRequestServer:").append(getRequestServer(req)).append("\n");
sbuff.append(" getRequest:").append(getRequest(req)).append("\n");
sbuff.append("\n");
sbuff.append(" req.getPathTranslated:").append(req.getPathTranslated()).append("\n");
String path = req.getPathTranslated();
if ((path != null) && (servlet != null)) {
ServletContext context = servlet.getServletContext();
sbuff.append(" getMimeType:").append(context.getMimeType(path)).append("\n");
}
sbuff.append("\n");
sbuff.append(" req.getScheme:").append(req.getScheme()).append("\n");
sbuff.append(" req.getProtocol:").append(req.getProtocol()).append("\n");
sbuff.append(" req.getMethod:").append(req.getMethod()).append("\n");
sbuff.append("\n");
sbuff.append(" req.getContentType:").append(req.getContentType()).append("\n");
sbuff.append(" req.getContentLength:").append(req.getContentLength()).append("\n");
sbuff.append(" req.getRemoteAddr():").append(req.getRemoteAddr());
try {
sbuff
.append(" getRemoteHost():")
.append(java.net.InetAddress.getByName(req.getRemoteHost()).getHostName())
.append("\n");
} catch (java.net.UnknownHostException e) {
sbuff.append(" getRemoteHost():").append(e.getMessage()).append("\n");
}
sbuff.append(" getRemoteUser():").append(req.getRemoteUser()).append("\n");
sbuff.append("\n");
sbuff.append("Request Parameters:\n");
Enumeration params = req.getParameterNames();
while (params.hasMoreElements()) {
String name = (String) params.nextElement();
String values[] = req.getParameterValues(name);
if (values != null) {
for (int i = 0; i < values.length; i++) {
sbuff
.append(" ")
.append(name)
.append(" (")
.append(i)
.append("): ")
.append(values[i])
.append("\n");
}
}
}
sbuff.append("\n");
sbuff.append("Request Headers:\n");
Enumeration names = req.getHeaderNames();
while (names.hasMoreElements()) {
String name = (String) names.nextElement();
Enumeration values = req.getHeaders(name); // support multiple values
if (values != null) {
while (values.hasMoreElements()) {
String value = (String) values.nextElement();
sbuff.append(" ").append(name).append(": ").append(value).append("\n");
}
}
}
sbuff.append(" ------------------\n");
return sbuff.toString();
}
