@Override
public void doRender(Invocation inv) throws Exception {
if (StringUtils.isEmpty(text)) {
return;
}
if (logger.isDebugEnabled()) {
logger.debug("trying to render text:" + text);
}
HttpServletResponse response = inv.getResponse();
String oldEncoding = response.getCharacterEncoding();
if (StringUtils.isBlank(oldEncoding) || oldEncoding.startsWith("ISO-")) {
String encoding = inv.getRequest().getCharacterEncoding();
Assert.isTrue(encoding != null);
response.setCharacterEncoding(encoding);
if (logger.isDebugEnabled()) {
logger.debug(
"set response.characterEncoding by default:" + response.getCharacterEncoding());
}
}
if (response.getContentType() == null) {
response.setContentType("text/html");
if (logger.isDebugEnabled()) {
logger.debug("set response content-type by default: " + response.getContentType());
}
}
sendResponse(response, text);
}
/* 避免中文乱码 */
private void setContentType(HttpServletResponse res) {
String contentType = res.getContentType();
if (Strings.isNullOrEmpty(contentType)) {
contentType = "text/html; charset=UTF-8";
}
final String iso = "iso-8859-1";
if (!contentType.toLowerCase().contains("charset")) {
String encoding = res.getCharacterEncoding();
if (Strings.isNullOrEmpty(encoding) || encoding.toLowerCase().equals(iso)) {
encoding = "UTF-8";
}
contentType += "; charset=" + encoding;
res.setContentType(contentType);
} else {
int pos = contentType.toLowerCase().lastIndexOf(iso);
if (pos > 0) {
String mime = contentType.substring(0, pos) + "UTF-8";
int start = pos + iso.length() + 1;
if (start < contentType.length()) {
mime += contentType.substring(start);
}
res.setContentType(mime);
}
}
}
private void setContentType(
HttpServletResponse response,
String contentType,
String encoding,
boolean contentTypeIsDefault) {
if (response.getContentType() == null || !contentTypeIsDefault)
response.setContentType(GrailsWebUtil.getContentType(contentType, encoding));
}
public static boolean isImageResponse(HttpServletResponse response) {
String responseType = response.getContentType();
if (responseType != null && responseType.startsWith(AccessConstants.IMAGE_CONTENT_TYPE)) {
return true;
} else {
return false;
}
}
public void render(HttpServletRequest req, HttpServletResponse resp, Object obj)
throws IOException {
if (resp.getContentType() == null)
if (jsonp) resp.setContentType(JSONP_CT);
else resp.setContentType(CT);
Writer writer = resp.getWriter();
if (jsonp) writer.write(req.getParameter(jsonpParam == null ? "callback" : jsonpParam) + "(");
Mvcs.write(resp, writer, null == obj ? data : obj, format.clone());
if (jsonp) writer.write(");");
}
/**
* Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
*
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs
* @throws IOException if an I/O error occurs
*/
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("UTF-8");
// Get the absolute path of the image ServletContext sc = getServletContext();
String path = uploadsFolder;
String filename = request.getParameter("file");
String size = request.getParameter("size");
if (size == null) {
size = "original";
} else {
if (size.equals("small")) {
size = "thumbs";
} else if (size.equals("medium")) {
size = "normal";
}
}
String mimeType = getServletContext().getMimeType(filename);
path = path + filename;
if (path.contains("/Photos/")) {
path = path.replaceAll("/Photos/", "/Photos/" + size + "/");
}
filename = filename.substring(filename.lastIndexOf("/") + 1);
// Set content size
File file = new File(path);
if (!file.exists()) {
file = new File(uploadsFolder + "empty_photo.jpg");
response.setContentType("image/jpeg");
} else {
if (response.getContentType() == null) {
response.setContentType(mimeType + ";charset=UTF-8");
response.setHeader("Content-disposition", "inline; filename=\"" + filename + "\"");
}
}
response.setContentLength((int) file.length());
// Open the file and output streams
FileInputStream in = new FileInputStream(file);
OutputStream out = response.getOutputStream();
// Copy the contents of the file to the output stream
byte[] buf = new byte[1024];
int count = 0;
while ((count = in.read(buf)) >= 0) {
out.write(buf, 0, count);
}
in.close();
out.close();
}
protected PageInfo buildPage(
HttpServletRequest request, HttpServletResponse response, FilterChain chain)
throws IOException, ServletException {
// Invoke the next entity in the chain
SerializableByteArrayOutputStream out = new SerializableByteArrayOutputStream();
GenericResponseWrapper wrapper = new GenericResponseWrapper(response, out);
Map<String, Serializable> cacheableRequestAttributes = new HashMap<String, Serializable>();
// TODO: split the special include handling out into a separate method
HttpServletResponse originalResponse = null;
boolean isInclude = WebUtils.isIncludeRequest(request);
if (isInclude) {
originalResponse = WrappedResponseHolder.getWrappedResponse();
WrappedResponseHolder.setWrappedResponse(wrapper);
}
try {
List<String> attributesBefore = toList(request.getAttributeNames());
chain.doFilter(request, wrapper);
List<String> attributesAfter = toList(request.getAttributeNames());
attributesAfter.removeAll(attributesBefore);
for (String attrName : attributesAfter) {
Object value = request.getAttribute(attrName);
if (value instanceof Serializable) {
cacheableRequestAttributes.put(attrName, (Serializable) value);
}
}
} finally {
if (isInclude) {
WrappedResponseHolder.setWrappedResponse(originalResponse);
}
}
wrapper.flush();
long timeToLiveSeconds =
Integer
.MAX_VALUE; // TODO
// cacheManager.getEhcache(context.cacheName).cacheConfiguration.timeToLiveSeconds;
String contentType = wrapper.getContentType();
if (!StringUtils.hasLength(contentType)) {
contentType = response.getContentType();
}
return new PageInfo(
wrapper.getStatus(),
contentType,
out.toByteArray(),
false,
timeToLiveSeconds,
wrapper.getAllHeaders(),
wrapper.getCookies(),
cacheableRequestAttributes);
}
/**
* Delegate TRACE requests to {@link #processRequest}, if desired.
*
* <p>Applies HttpServlet's standard TRACE processing otherwise.
*
* @see #doService
*/
@Override
protected void doTrace(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
if (this.dispatchTraceRequest) {
processRequest(request, response);
if ("message/http".equals(response.getContentType())) {
// Proper TRACE response coming from a handler - we're done.
return;
}
}
super.doTrace(request, response);
}
private void sendFallback(Integer size, HttpServletResponse response) throws IOException {
if (response.getContentType() == null) {
response.setContentType(StringUtil.getMimeType("png"));
}
InputStream in = null;
try {
in = getClass().getResourceAsStream("default_cover.png");
BufferedImage image = ImageIO.read(in);
if (size != null) {
image = scale(image, size, size);
}
ImageIO.write(image, "png", response.getOutputStream());
} finally {
IOUtils.closeQuietly(in);
}
}
public void serveResource(
HttpServletRequest request, HttpServletResponse response, Portlet portlet)
throws PortletContainerException {
try {
_doServeResource(request, response, portlet);
String contentType = response.getContentType();
if (contentType.equals(ContentTypes.TEXT_HTML)
|| contentType.equals(ContentTypes.TEXT_HTML_UTF8)) {
AUIUtil.outputScriptData(request, response.getWriter());
}
} catch (Exception e) {
throw new PortletContainerException(e);
}
}
/** JaggeryMethod responsible of writing to the output stream */
public static void print(Context cx, Scriptable thisObj, Object[] args, Function funObj)
throws ScriptException {
if (!isWebSocket) {
JaggeryContext jaggeryContext = CommonManager.getJaggeryContext();
// If the script itself havent set the content type we set the default content type to be
// text/html
HttpServletResponse servletResponse =
(HttpServletResponse) jaggeryContext.getProperty(SERVLET_RESPONSE);
if (servletResponse.getContentType() == null) {
servletResponse.setContentType(DEFAULT_CONTENT_TYPE);
}
if (servletResponse.getCharacterEncoding() == null) {
servletResponse.setCharacterEncoding(DEFAULT_CHAR_ENCODING);
}
CommonManager.print(cx, thisObj, args, funObj);
}
}
@Override
public String getContentType() {
return wrap.getContentType();
}
public String getContentType() {
return response.getContentType();
}
private boolean isJSONResponse(HttpServletResponse response) {
String contentType = response.getContentType();
return contentType != null
&& (contentType.indexOf("application/json") > -1 || contentType.indexOf("text/json") > -1);
}
@Override
public synchronized String getContentType() {
return actualResponse.getContentType();
}
// The tck uses only get & post requests
protected void processTCKReq(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
LOGGER.entering(LOG_CLASS, "servlet entry");
PortletRequest portletReq = (PortletRequest) request.getAttribute("javax.portlet.request");
PortletResponse portletResp = (PortletResponse) request.getAttribute("javax.portlet.response");
PortletConfig portletConfig = (PortletConfig) request.getAttribute("javax.portlet.config");
long svtTid = Thread.currentThread().getId();
long reqTid = (Long) portletReq.getAttribute(THREADID_ATTR);
PrintWriter writer = ((MimeResponse) portletResp).getWriter();
JSR286DispatcherReqRespTestCaseDetails tcd = new JSR286DispatcherReqRespTestCaseDetails();
// Create result objects for the tests
/* TestCase: V2DispatcherReqRespTests4_SPEC2_19_IncludeServletResourceResponse_containsHeader */
/* Details: "In a target servlet of a include in the Resource phase, */
/* the method HttpServletResponse.containsHeader must return false" */
TestResult tr0 =
tcd.getTestResultFailed(
V2DISPATCHERREQRESPTESTS4_SPEC2_19_INCLUDESERVLETRESOURCERESPONSE_CONTAINSHEADER);
try {
boolean ok = response.containsHeader("Accept");
tr0.setTcSuccess(ok == false);
} catch (Exception e) {
tr0.appendTcDetail(e.toString());
}
tr0.writeTo(writer);
/* TestCase: V2DispatcherReqRespTests4_SPEC2_19_IncludeServletResourceResponse_encodeRedirectURL1 */
/* Details: "In a target servlet of a include in the Resource phase, */
/* the method HttpServletResponse.encodeRedirectURL must return null" */
TestResult tr1 =
tcd.getTestResultFailed(
V2DISPATCHERREQRESPTESTS4_SPEC2_19_INCLUDESERVLETRESOURCERESPONSE_ENCODEREDIRECTURL1);
try {
String isval = response.encodeRedirectURL("http://www.cnn.com/");
CompareUtils.stringsEqual(isval, null, tr1);
} catch (Exception e) {
tr1.appendTcDetail(e.toString());
}
tr1.writeTo(writer);
/* TestCase: V2DispatcherReqRespTests4_SPEC2_19_IncludeServletResourceResponse_encodeRedirectUrl */
/* Details: "In a target servlet of a include in the Resource phase, */
/* the method HttpServletResponse.encodeRedirectUrl must return null" */
TestResult tr2 =
tcd.getTestResultFailed(
V2DISPATCHERREQRESPTESTS4_SPEC2_19_INCLUDESERVLETRESOURCERESPONSE_ENCODEREDIRECTURL);
try {
String isval = response.encodeRedirectUrl("http://www.cnn.com/");
CompareUtils.stringsEqual(isval, null, tr2);
} catch (Exception e) {
tr2.appendTcDetail(e.toString());
}
tr2.writeTo(writer);
/* TestCase: V2DispatcherReqRespTests4_SPEC2_19_IncludeServletResourceResponse_encodeURL1 */
/* Details: "In a target servlet of a include in the Resource phase, */
/* the method HttpServletResponse.encodeURL must provide the same */
/* functionality as ResourceResponse.encodeURL" */
TestResult tr3 =
tcd.getTestResultFailed(
V2DISPATCHERREQRESPTESTS4_SPEC2_19_INCLUDESERVLETRESOURCERESPONSE_ENCODEURL1);
try {
String turl = "http://www.apache.org/";
String hval = (String) response.encodeURL(turl);
String pval = (String) portletResp.encodeURL(turl);
CompareUtils.stringsEqual("HttpServletResponse", hval, "ResourceResponse", pval, tr3);
} catch (Exception e) {
tr3.appendTcDetail(e.toString());
}
tr3.writeTo(writer);
/* TestCase: V2DispatcherReqRespTests4_SPEC2_19_IncludeServletResourceResponse_encodeUrl */
/* Details: "In a target servlet of a include in the Resource phase, */
/* the method HttpServletResponse.encodeUrl must provide the same */
/* functionality as ResourceResponse.encodeURL" */
TestResult tr4 =
tcd.getTestResultFailed(
V2DISPATCHERREQRESPTESTS4_SPEC2_19_INCLUDESERVLETRESOURCERESPONSE_ENCODEURL);
try {
String turl = "http://www.apache.org/";
String hval = (String) response.encodeUrl(turl);
String pval = (String) portletResp.encodeURL(turl);
CompareUtils.stringsEqual("HttpServletResponse", hval, "ResourceResponse", pval, tr4);
} catch (Exception e) {
tr4.appendTcDetail(e.toString());
}
tr4.writeTo(writer);
/* TestCase: V2DispatcherReqRespTests4_SPEC2_19_IncludeServletResourceResponse_getBufferSize */
/* Details: "In a target servlet of a include in the Resource phase, */
/* the method HttpServletResponse.getBufferSize must provide the same */
/* functionality as ResourceResponse.getBufferSize" */
TestResult tr5 =
tcd.getTestResultFailed(
V2DISPATCHERREQRESPTESTS4_SPEC2_19_INCLUDESERVLETRESOURCERESPONSE_GETBUFFERSIZE);
try {
int hval = response.getBufferSize();
int pval = ((ResourceResponse) portletResp).getBufferSize();
String str =
"Value "
+ hval
+ " from "
+ "HttpServletResponse"
+ " does not equal value "
+ pval
+ " + ResourceResponse";
if (hval != pval) {
tr5.appendTcDetail(str);
}
tr5.setTcSuccess(hval == pval);
} catch (Exception e) {
tr5.appendTcDetail(e.toString());
}
tr5.writeTo(writer);
/* TestCase: V2DispatcherReqRespTests4_SPEC2_19_IncludeServletResourceResponse_getCharacterEncoding */
/* Details: "In a target servlet of a include in the Resource phase, */
/* the method HttpServletResponse.getCharacterEncoding must provide */
/* the same functionality as ResourceResponse.getCharacterEncoding" */
TestResult tr6 =
tcd.getTestResultFailed(
V2DISPATCHERREQRESPTESTS4_SPEC2_19_INCLUDESERVLETRESOURCERESPONSE_GETCHARACTERENCODING);
try {
String hval = response.getCharacterEncoding();
String pval = ((ResourceResponse) portletResp).getCharacterEncoding();
CompareUtils.stringsEqual("HttpServletResponse", hval, "ResourceResponse", pval, tr6);
} catch (Exception e) {
tr6.appendTcDetail(e.toString());
}
tr6.writeTo(writer);
/* TestCase: V2DispatcherReqRespTests4_SPEC2_19_IncludeServletResourceResponse_getContentType */
/* Details: "In a target servlet of a include in the Resource phase, */
/* the method HttpServletResponse.getContentType must provide the */
/* same functionality as ResourceResponse.getContentType" */
TestResult tr7 =
tcd.getTestResultFailed(
V2DISPATCHERREQRESPTESTS4_SPEC2_19_INCLUDESERVLETRESOURCERESPONSE_GETCONTENTTYPE);
try {
String hval = response.getContentType();
String pval = ((ResourceResponse) portletResp).getContentType();
CompareUtils.stringsEqual("HttpServletResponse", hval, "ResourceResponse", pval, tr7);
} catch (Exception e) {
tr7.appendTcDetail(e.toString());
}
tr7.writeTo(writer);
/* TestCase: V2DispatcherReqRespTests4_SPEC2_19_IncludeServletResourceResponse_getLocale */
/* Details: "In a target servlet of a include in the Resource phase, */
/* the method HttpServletResponse.getLocale must provide the same */
/* functionality as ResourceResponse.getLocale" */
TestResult tr8 =
tcd.getTestResultFailed(
V2DISPATCHERREQRESPTESTS4_SPEC2_19_INCLUDESERVLETRESOURCERESPONSE_GETLOCALE);
try {
Locale hl = response.getLocale();
Locale pl = ((MimeResponse) portletResp).getLocale();
String hval = hl.getDisplayName();
String pval = pl.getDisplayName();
CompareUtils.stringsEqual("HttpServletResponse", hval, "ResourceResponse", pval, tr8);
} catch (Exception e) {
tr8.appendTcDetail(e.toString());
}
tr8.writeTo(writer);
/* TestCase: V2DispatcherReqRespTests4_SPEC2_19_IncludeServletResourceResponse_isCommitted */
/* Details: "In a target servlet of a include in the Resource phase, */
/* the method HttpServletResponse.isCommitted must provide the same */
/* functionality as ResourceResponse.isCommitted" */
TestResult tr9 =
tcd.getTestResultFailed(
V2DISPATCHERREQRESPTESTS4_SPEC2_19_INCLUDESERVLETRESOURCERESPONSE_ISCOMMITTED);
try {
boolean hval = response.isCommitted();
boolean pval = ((ResourceResponse) portletResp).isCommitted();
String str =
"Value "
+ hval
+ " from "
+ "HttpServletResponse"
+ " does not equal value "
+ pval
+ " + ResourceResponse";
if (hval != pval) {
tr9.appendTcDetail(str);
}
tr9.setTcSuccess(hval == pval);
} catch (Exception e) {
tr9.appendTcDetail(e.toString());
}
tr9.writeTo(writer);
}
private void detectContentTypeFromPage(Content page, HttpServletResponse response) {
String contentType = page.getProperty("meta.http-equiv.Content-Type");
if (contentType != null && "text/html".equals(response.getContentType())) {
response.setContentType(contentType);
}
}
public ActionForward execute(
ActionMapping mapping,
ActionForm form,
HttpServletRequest request,
HttpServletResponse response)
throws Exception {
HeaderCacheServletResponse headerCacheServletResponse = null;
if (response instanceof HeaderCacheServletResponse) {
headerCacheServletResponse = (HeaderCacheServletResponse) response;
} else {
headerCacheServletResponse = new HeaderCacheServletResponse(response);
}
ThemeDisplay themeDisplay = (ThemeDisplay) request.getAttribute(WebKeys.THEME_DISPLAY);
Layout layout = themeDisplay.getLayout();
Boolean layoutDefault = (Boolean) request.getAttribute(WebKeys.LAYOUT_DEFAULT);
if ((layoutDefault != null) && (layoutDefault.booleanValue())) {
Layout requestedLayout = (Layout) request.getAttribute(WebKeys.REQUESTED_LAYOUT);
if (requestedLayout != null) {
String redirectParam = "redirect";
if (Validator.isNotNull(PropsValues.AUTH_LOGIN_PORTLET_NAME)) {
redirectParam =
PortalUtil.getPortletNamespace(PropsValues.AUTH_LOGIN_PORTLET_NAME) + redirectParam;
}
String authLoginURL = null;
if (PrefsPropsUtil.getBoolean(
themeDisplay.getCompanyId(),
PropsKeys.CAS_AUTH_ENABLED,
PropsValues.CAS_AUTH_ENABLED)) {
authLoginURL = themeDisplay.getURLSignIn();
}
if (Validator.isNull(authLoginURL)) {
authLoginURL = PortalUtil.getCommunityLoginURL(themeDisplay);
}
if (Validator.isNull(authLoginURL)) {
authLoginURL = PropsValues.AUTH_LOGIN_URL;
}
if (Validator.isNull(authLoginURL)) {
PortletURL loginURL = LoginUtil.getLoginURL(request, themeDisplay.getPlid());
authLoginURL = loginURL.toString();
}
String currentURL = PortalUtil.getCurrentURL(request);
authLoginURL = HttpUtil.setParameter(authLoginURL, redirectParam, currentURL);
if (_log.isDebugEnabled()) {
_log.debug("Redirect requested layout to " + authLoginURL);
}
headerCacheServletResponse.sendRedirect(authLoginURL);
} else {
String redirect = PortalUtil.getLayoutURL(layout, themeDisplay);
if (_log.isDebugEnabled()) {
_log.debug("Redirect default layout to " + redirect);
}
headerCacheServletResponse.sendRedirect(redirect);
}
return null;
}
long plid = ParamUtil.getLong(request, "p_l_id");
if (_log.isDebugEnabled()) {
_log.debug("p_l_id is " + plid);
}
if (plid > 0) {
ActionForward actionForward =
processLayout(mapping, request, headerCacheServletResponse, plid);
String contentType = response.getContentType();
CacheResponseUtil.setHeaders(response, headerCacheServletResponse.getHeaders());
if (contentType != null) {
response.setContentType(contentType);
}
return actionForward;
} else {
try {
forwardLayout(request);
return mapping.findForward(ActionConstants.COMMON_FORWARD_JSP);
} catch (Exception e) {
PortalUtil.sendError(e, request, headerCacheServletResponse);
CacheResponseUtil.setHeaders(response, headerCacheServletResponse.getHeaders());
return null;
}
}
}
/**
* Don't know if this check is correct...
*
* @param response
* @return
*/
private boolean needsUtf8Encoding(HttpServletResponse response) {
String contentType = response.getContentType();
return contentType != null ? contentType.endsWith("/json") : false;
}
/**
* This method renders the given request URI using the Sling request processing and stores the
* result at the request's location relative to the cache root folder. The request is processed in
* the context of the given user's session.
*
* @param uri The request URI including selectors and extensions
* @param configCacheRoot The cache root folder
* @param admin The admin session used to store the result in the cache
* @param session The user's session
* @return <code>true</code> if the cache was updated
*/
protected boolean renderResource(
String uri, String configCacheRoot, Session admin, Session session)
throws RepositoryException, ServletException, IOException {
String cachePath = configCacheRoot + getTargetPath(uri);
ResourceResolver resolver = null;
try {
resolver = createResolver(session.getUserID());
// render resource
ByteArrayOutputStream out = new ByteArrayOutputStream();
HttpServletRequest request = createRequest(uri);
HttpServletResponse response = requestResponseFactory.createResponse(out);
slingServlet.processRequest(request, response, resolver);
response.getWriter().flush();
// compare md5 checksum with cache
String md5 = requestResponseFactory.getMD5(response);
String md5Path = cachePath + "/" + JcrConstants.JCR_CONTENT + "/" + MD5_HASH_PROPERTY;
if (!admin.propertyExists(md5Path) || !admin.getProperty(md5Path).getString().equals(md5)) {
log.info("MD5 hash missing or not equal, updating content sync cache: {}", cachePath);
JcrUtil.createPath(cachePath, "sling:Folder", "nt:file", admin, false);
Node cacheContentNode =
JcrUtil.createPath(cachePath + "/jcr:content", "nt:resource", admin);
if (needsUtf8Encoding(response)) {
cacheContentNode.setProperty(
JcrConstants.JCR_DATA,
admin
.getValueFactory()
.createBinary(
IOUtils.toInputStream(out.toString(response.getCharacterEncoding()))));
} else {
cacheContentNode.setProperty(
JcrConstants.JCR_DATA,
admin.getValueFactory().createBinary(new ByteArrayInputStream(out.toByteArray())));
}
cacheContentNode.setProperty(JcrConstants.JCR_LASTMODIFIED, Calendar.getInstance());
if (response.getContentType() != null) {
cacheContentNode.setProperty(JcrConstants.JCR_MIMETYPE, response.getContentType());
}
if (response.getCharacterEncoding() != null) {
cacheContentNode.setProperty(JcrConstants.JCR_ENCODING, response.getCharacterEncoding());
}
cacheContentNode.addMixin(NT_MD5_HASH);
cacheContentNode.setProperty(MD5_HASH_PROPERTY, md5);
admin.save();
return true;
} else {
log.info("Skipping update of content sync cache: {}", uri);
return false;
}
} catch (LoginException e) {
log.error("Creating resource resolver for resource rendering failed: ", e);
return false;
} finally {
if (resolver != null) {
resolver.close();
}
if (admin.hasPendingChanges()) {
admin.refresh(false);
}
}
}
/**
* Executes the {@link HttpMethod} passed in and sends the proxy response back to the client via
* the given {@link HttpServletResponse}.
*
* @param httpMethodProxyRequest An object representing the proxy request to be made
* @param httpServletResponse An object by which we can send the proxied response back to the
* client
* @throws IOException Can be thrown by the {@link HttpClient}.executeMethod
* @throws ServletException Can be thrown to indicate that another error has occurred
*/
private void executeProxyRequest(
HttpMethod httpMethodProxyRequest,
HttpServletRequest httpServletRequest,
HttpServletResponse httpServletResponse)
throws IOException, ServletException {
// Create a default HttpClient
HttpClient httpClient;
httpClient = createClientWithLogin();
httpMethodProxyRequest.setFollowRedirects(false);
// Execute the request
int intProxyResponseCode = httpClient.executeMethod(httpMethodProxyRequest);
// String response = httpMethodProxyRequest.getResponseBodyAsString();
// Check if the proxy response is a redirect
// The following code is adapted from org.tigris.noodle.filters.CheckForRedirect
// Hooray for open source software
if (intProxyResponseCode >= HttpServletResponse.SC_MULTIPLE_CHOICES /* 300 */
&& intProxyResponseCode < HttpServletResponse.SC_NOT_MODIFIED /* 304 */) {
String stringStatusCode = Integer.toString(intProxyResponseCode);
String stringLocation = httpMethodProxyRequest.getResponseHeader(HEADER_LOCATION).getValue();
if (stringLocation == null) {
throw new ServletException(
"Received status code: "
+ stringStatusCode
+ " but no "
+ HEADER_LOCATION
+ " header was found in the response");
}
// Modify the redirect to go to this proxy servlet rather that the proxied host
String stringMyHostName = httpServletRequest.getServerName();
if (httpServletRequest.getServerPort() != 80) {
stringMyHostName += ":" + httpServletRequest.getServerPort();
}
stringMyHostName += httpServletRequest.getContextPath();
if (followRedirects) {
httpServletResponse.sendRedirect(
stringLocation.replace(getProxyHostAndPort() + proxyPath, stringMyHostName));
return;
}
} else if (intProxyResponseCode == HttpServletResponse.SC_NOT_MODIFIED) {
// 304 needs special handling. See:
// http://www.ics.uci.edu/pub/ietf/http/rfc1945.html#Code304
// We get a 304 whenever passed an 'If-Modified-Since'
// header and the data on disk has not changed; server
// responds w/ a 304 saying I'm not going to send the
// body because the file has not changed.
httpServletResponse.setIntHeader(HEADER_CONTENT_LENGTH, 0);
httpServletResponse.setStatus(HttpServletResponse.SC_NOT_MODIFIED);
return;
}
// Pass the response code back to the client
httpServletResponse.setStatus(intProxyResponseCode);
// Pass response headers back to the client
Header[] headerArrayResponse = httpMethodProxyRequest.getResponseHeaders();
for (Header header : headerArrayResponse) {
if (header.getName().equals("Transfer-Encoding") && header.getValue().equals("chunked")
|| header.getName().equals("Content-Encoding") && header.getValue().equals("gzip")) {
// proxy servlet does not support chunked encoding
} else {
httpServletResponse.setHeader(header.getName(), header.getValue());
}
}
List<Header> responseHeaders = Arrays.asList(headerArrayResponse);
// FIXME We should handle both String and bytes response in the same way:
String response = null;
byte[] bodyBytes = null;
if (isBodyParameterGzipped(responseHeaders)) {
LOGGER.trace("GZipped: true");
if (!followRedirects && intProxyResponseCode == HttpServletResponse.SC_MOVED_TEMPORARILY) {
response = httpMethodProxyRequest.getResponseHeader(HEADER_LOCATION).getValue();
httpServletResponse.setStatus(HttpServletResponse.SC_OK);
intProxyResponseCode = HttpServletResponse.SC_OK;
httpServletResponse.setHeader(HEADER_LOCATION, response);
httpServletResponse.setContentLength(response.length());
} else {
bodyBytes = ungzip(httpMethodProxyRequest.getResponseBody());
httpServletResponse.setContentLength(bodyBytes.length);
}
}
if (httpServletResponse.getContentType() != null
&& httpServletResponse.getContentType().contains("text")) {
LOGGER.trace("Received status code: {} Response: {}", intProxyResponseCode, response);
} else {
LOGGER.trace("Received status code: {} [Response is not textual]", intProxyResponseCode);
}
// Send the content to the client
if (response != null) {
httpServletResponse.getWriter().write(response);
} else if (bodyBytes != null) {
httpServletResponse.getOutputStream().write(bodyBytes);
} else {
IOUtils.copy(
httpMethodProxyRequest.getResponseBodyAsStream(), httpServletResponse.getOutputStream());
}
}
