/**
* Logs HTTP Request's in a log file suitable for replaying to eXist later Takes a
* HttpServletRequest or a HttpServletRequestWrapper as an argument for logging.
*
* <p>Enabled by descriptor.xml <xquery-app request-replay-log="true">
*
* @param request The HttpServletRequest to log. For Simple HTTP POST Requests -
* EXistServlet/XQueryServlet - POST parameters (e.g. form data) will only be logged if a
* HttpServletRequestWrapper is used instead of HttpServletRequest! POST Uploaded files are
* not yet supported! For XML-RPC Requests - RpcServlet - HttpServletRequestWrapper must be
* used, otherwise the content of the Request will be lost! For Cocoon Requests -
*/
public synchronized void doLogRequestInReplayLog(HttpServletRequest request) {
// Only log if set by the user in descriptor.xml <xquery-app request-replay-log="true">
if (bufWriteReplayLog == null) {
return;
}
// Log the Request
try {
// Store the date and time
bufWriteReplayLog.write("Date: ");
SimpleDateFormat formatter = new SimpleDateFormat("dd/MM/yyyy HH:mm:ss");
bufWriteReplayLog.write(formatter.format(new Date()));
bufWriteReplayLog.write(SYSTEM_LINE_SEPARATOR);
// Store the request string excluding the first line
String requestAsString = request.toString();
bufWriteReplayLog.write(
requestAsString.substring(requestAsString.indexOf(SYSTEM_LINE_SEPARATOR) + 1));
// End of record indicator
bufWriteReplayLog.write(SYSTEM_LINE_SEPARATOR);
// flush the buffer to file
bufWriteReplayLog.flush();
} catch (IOException ioe) {
LOG.warn("Could not write request replay log: " + ioe);
return;
}
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException {
logger.debug(request.toString());
try {
serviceCallService = ServiceFactory.getSerViceCallService();
serviceCallService.registerServiceCall(request);
setSuccessMsg(request, RESULT_SC_ADDED);
} catch (Exception e) {
setErrorMsg(request, RESULT_UNKNOWN_ERROR);
}
doGet(request, response);
}
/**
* Handle a request.
*
* @param target The target of the request - either a URI or a name.
* @param baseRequest The original unwrapped request object.
* @param request The request either as the {@link Request} object or a wrapper of that request.
* The HttpChannel.getCurrentHttpChannel method can be used access the Request object if
* required.
* @param response The response as the Response object or a wrapper of that request. The
* HttpChannel.getCurrentHttpChannel() method can be used access the Response object if
* required.
*/
@Override
public void handle(
String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException {
/* since we're not deciding what to do based on the `target`, we're going to do
* the exact same thing for every page regardless of which path parameter they sent
* in their HTTP request.
*/
System.out.println("target: " + target);
System.out.println("baseRequest:" + baseRequest.toString());
System.out.println("request: " + request.toString());
/* this sets the `Content-Type` HEADER in the HTTP response */
response.setContentType("text/html; charset=utf-8");
/* this sets the STATUS CODE in the HTTP response */
response.setStatus(HttpServletResponse.SC_OK);
/* this adds the text to the BODY of the HTTP response */
response.getWriter().println("<h1>Hello World</h1>");
/* I think this means that if we have this handler in a HandlerList, it will stop
* passing the request to sequential handlers in that list because this one did
* already handle it.
*/
baseRequest.setHandled(true);
/* The `Date` is automatically added as a header because the default `HttpConfiguration`
* does that. And the default `Server` we created, creates a default `ServerConnector`
* which creates a default `HttpConnectionFactory`, which creates a default
* `HttpConfiguration`.
*/
System.out.println("\nresponse:");
System.out.println("==============");
System.out.println(response.toString());
System.out.println("==============\n");
}
@Override
public String toString() {
return request != null ? request.toString() : null;
}
/*
* @see org.mortbay.jetty.Handler#handle(java.lang.String, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse, int)
*/
public void handle(
String target, HttpServletRequest request, HttpServletResponse response, int dispatch)
throws IOException, ServletException {
Request base_request =
(request instanceof Request)
? (Request) request
: HttpConnection.getCurrentConnection().getRequest();
if (!isStarted()) return;
if (request.getParameter("continue") != null) {
Continuation continuation = ContinuationSupport.getContinuation(request, null);
continuation.suspend(Long.parseLong(request.getParameter("continue")));
}
base_request.setHandled(true);
response.setHeader(HttpHeaders.CONTENT_TYPE, MimeTypes.TEXT_HTML);
OutputStream out = response.getOutputStream();
ByteArrayOutputStream buf = new ByteArrayOutputStream(2048);
Writer writer = new OutputStreamWriter(buf, StringUtil.__ISO_8859_1);
writer.write("<html><h1>" + label + "</h1>");
writer.write("<pre>\npathInfo=" + request.getPathInfo() + "\n</pre>\n");
writer.write("<pre>\ncontentType=" + request.getContentType() + "\n</pre>\n");
writer.write("<pre>\nencoding=" + request.getCharacterEncoding() + "\n</pre>\n");
writer.write("<h3>Header:</h3><pre>");
writer.write(request.toString());
writer.write("</pre>\n<h3>Parameters:</h3>\n<pre>");
Enumeration names = request.getParameterNames();
while (names.hasMoreElements()) {
String name = names.nextElement().toString();
String[] values = request.getParameterValues(name);
if (values == null || values.length == 0) {
writer.write(name);
writer.write("=\n");
} else if (values.length == 1) {
writer.write(name);
writer.write("=");
writer.write(values[0]);
writer.write("\n");
} else {
for (int i = 0; i < values.length; i++) {
writer.write(name);
writer.write("[" + i + "]=");
writer.write(values[i]);
writer.write("\n");
}
}
}
String cookie_name = request.getParameter("CookieName");
if (cookie_name != null && cookie_name.trim().length() > 0) {
String cookie_action = request.getParameter("Button");
try {
Cookie cookie = new Cookie(cookie_name.trim(), request.getParameter("CookieVal"));
if ("Clear Cookie".equals(cookie_action)) cookie.setMaxAge(0);
response.addCookie(cookie);
} catch (IllegalArgumentException e) {
writer.write("</pre>\n<h3>BAD Set-Cookie:</h3>\n<pre>");
writer.write(e.toString());
}
}
writer.write("</pre>\n<h3>Cookies:</h3>\n<pre>");
Cookie[] cookies = request.getCookies();
if (cookies != null && cookies.length > 0) {
for (int c = 0; c < cookies.length; c++) {
Cookie cookie = cookies[c];
writer.write(cookie.getName());
writer.write("=");
writer.write(cookie.getValue());
writer.write("\n");
}
}
writer.write("</pre>\n<h3>Attributes:</h3>\n<pre>");
Enumeration attributes = request.getAttributeNames();
if (attributes != null && attributes.hasMoreElements()) {
while (attributes.hasMoreElements()) {
String attr = attributes.nextElement().toString();
writer.write(attr);
writer.write("=");
writer.write(request.getAttribute(attr).toString());
writer.write("\n");
}
}
writer.write("</pre>\n<h3>Content:</h3>\n<pre>");
byte[] content = new byte[4096];
int len;
try {
InputStream in = request.getInputStream();
while ((len = in.read(content)) >= 0) writer.write(new String(content, 0, len));
} catch (IOException e) {
writer.write(e.toString());
}
writer.write("</pre>");
writer.write("</html>");
// commit now
writer.flush();
response.setContentLength(buf.size() + 1000);
buf.writeTo(out);
buf.reset();
writer.flush();
for (int pad = 998 - buf.size(); pad-- > 0; ) writer.write(" ");
writer.write("\015\012");
writer.flush();
buf.writeTo(out);
response.setHeader("IgnoreMe", "ignored");
}
@Override
public void execute(ITransaction transaction, HttpServletRequest req, HttpServletResponse resp)
throws IOException, LockFailedException {
LOG.trace("-- " + this.getClass().getName());
if (!readOnly) {
String path = getRelativePath(req);
String parentPath = getParentPath(path);
userAgent = req.getHeader("User-Agent");
if (isOSXFinder() && req.getContentLength() == 0) {
// OS X Finder sends 2 PUTs; first has 0 content, second has content.
// This is the first one, so we'll ignore it ...
LOG.trace("-- First of multiple OS-X Finder PUT calls at {0}", path);
}
Hashtable<String, Integer> errorList = new Hashtable<String, Integer>();
if (isOSXFinder()) {
// OS X Finder sends 2 PUTs; first has 0 content, second has content.
// This is the second one that was preceded by a LOCK, so don't need to check the locks ...
} else {
if (!isUnlocked(transaction, req, resourceLocks, parentPath)) {
LOG.trace("-- Locked parent at {0}", path);
resp.setStatus(WebdavStatus.SC_LOCKED);
return; // parent is locked
}
if (!isUnlocked(transaction, req, resourceLocks, path)) {
LOG.trace("-- Locked resource at {0}", path);
resp.setStatus(WebdavStatus.SC_LOCKED);
return; // resource is locked
}
}
String tempLockOwner = "doPut" + System.currentTimeMillis() + req.toString();
if (resourceLocks.lock(transaction, path, tempLockOwner, false, 0, TEMP_TIMEOUT, TEMPORARY)) {
StoredObject parentSo, so = null;
try {
parentSo = store.getStoredObject(transaction, parentPath);
if (parentPath != null && parentSo != null && parentSo.isResource()) {
resp.sendError(WebdavStatus.SC_FORBIDDEN);
return;
} else if (parentPath != null && parentSo == null && lazyFolderCreationOnPut) {
store.createFolder(transaction, parentPath);
} else if (parentPath != null && parentSo == null && !lazyFolderCreationOnPut) {
errorList.put(parentPath, WebdavStatus.SC_NOT_FOUND);
sendReport(req, resp, errorList);
return;
}
LOG.trace("-- Looking for the stored object at {0}", path);
so = store.getStoredObject(transaction, path);
if (so == null) {
LOG.trace("-- Creating resource in the store at {0}", path);
store.createResource(transaction, path);
// resp.setStatus(WebdavStatus.SC_CREATED);
} else {
// This has already been created, just update the data
LOG.trace("-- There is already a resource at {0}", path);
if (so.isNullResource()) {
LockedObject nullResourceLo = resourceLocks.getLockedObjectByPath(transaction, path);
if (nullResourceLo == null) {
LOG.trace("-- Unable to obtain resource lock object at {0}", path);
resp.sendError(WebdavStatus.SC_INTERNAL_SERVER_ERROR);
return;
}
LOG.trace("-- Found resource lock object at {0}", path);
String nullResourceLockToken = nullResourceLo.getID();
String[] lockTokens = getLockIdFromIfHeader(req);
String lockToken = null;
if (lockTokens != null) {
lockToken = lockTokens[0];
} else {
LOG.trace("-- No lock tokens found in resource lock object at {0}", path);
resp.sendError(WebdavStatus.SC_BAD_REQUEST);
return;
}
if (lockToken.equals(nullResourceLockToken)) {
so.setNullResource(false);
so.setFolder(false);
String[] nullResourceLockOwners = nullResourceLo.getOwner();
String owner = null;
if (nullResourceLockOwners != null) {
owner = nullResourceLockOwners[0];
}
if (!resourceLocks.unlock(transaction, lockToken, owner)) {
resp.sendError(WebdavStatus.SC_INTERNAL_SERVER_ERROR);
}
} else {
errorList.put(path, WebdavStatus.SC_LOCKED);
sendReport(req, resp, errorList);
}
} else {
LOG.trace("-- Found a lock for the (existing) resource at {0}", path);
}
}
// User-Agent workarounds
doUserAgentWorkaround(resp);
// setting resourceContent
LOG.trace("-- Setting resource content at {0}", path);
long resourceLength =
store.setResourceContent(transaction, path, req.getInputStream(), null, null);
so = store.getStoredObject(transaction, path);
if (so == null) {
resp.setStatus(WebdavStatus.SC_NOT_FOUND);
} else if (resourceLength != -1) {
so.setResourceLength(resourceLength);
}
// Now lets report back what was actually saved
} catch (AccessDeniedException e) {
LOG.trace(e, "Access denied when working with {0}", path);
resp.sendError(WebdavStatus.SC_FORBIDDEN);
} catch (WebdavException e) {
LOG.trace(e, "WebDAV exception when working with {0}", path);
resp.sendError(WebdavStatus.SC_INTERNAL_SERVER_ERROR);
} finally {
resourceLocks.unlockTemporaryLockedObjects(transaction, path, tempLockOwner);
}
} else {
LOG.trace("Lock was not acquired when working with {0}", path);
resp.sendError(WebdavStatus.SC_INTERNAL_SERVER_ERROR);
}
} else {
LOG.trace("Readonly={0}", readOnly);
resp.sendError(WebdavStatus.SC_FORBIDDEN);
}
}
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
System.out.println(request.toString());
doPost(request, response);
}
