List of usage examples for org.apache.wicket.request.http WebResponse setContentLength
public abstract void setContentLength(final long length);
From source file:com.gitblit.wicket.pages.RawPage.java
License:Apache License
public RawPage(final PageParameters params) { super(params); if (params.get("r").isEmpty()) { error(getString("gb.repositoryNotSpecified")); redirectToInterceptPage(new RepositoriesPage()); }/*from w ww . java2s .co m*/ getRequestCycle().scheduleRequestHandlerAfterCurrent(new IRequestHandler() { @Override public void respond(IRequestCycle requestCycle) { WebResponse response = (WebResponse) requestCycle.getResponse(); final String repositoryName = WicketUtils.getRepositoryName(params); final String objectId = WicketUtils.getObject(params); final String blobPath = WicketUtils.getPath(params); String[] encodings = getEncodings(); GitBlitWebSession session = GitBlitWebSession.get(); UserModel user = session.getUser(); RepositoryModel model = app().repositories().getRepositoryModel(user, repositoryName); if (model == null) { // user does not have permission error(getString("gb.canNotLoadRepository") + " " + repositoryName); redirectToInterceptPage(new RepositoriesPage()); return; } Repository r = app().repositories().getRepository(repositoryName); if (r == null) { error(getString("gb.canNotLoadRepository") + " " + repositoryName); redirectToInterceptPage(new RepositoriesPage()); return; } if (StringUtils.isEmpty(blobPath)) { // objectid referenced raw view byte[] binary = JGitUtils.getByteContent(r, objectId); if (binary == null) { final String objectNotFound = MessageFormat .format("Raw page failed to find object {0} in {1}", objectId, repositoryName); logger.error(objectNotFound); throw new AbortWithHttpErrorCodeException(HttpServletResponse.SC_NOT_FOUND, objectNotFound); } contentType = "application/octet-stream"; response.setContentType(contentType); response.setContentLength(binary.length); try { response.getOutputStream().write(binary); } catch (Exception e) { logger.error("Failed to write binary response", e); } } else { // standard raw blob view RevCommit commit = JGitUtils.getCommit(r, objectId); if (commit == null) { final String commitNotFound = MessageFormat .format("Raw page failed to find commit {0} in {1}", objectId, repositoryName); logger.error(commitNotFound); throw new AbortWithHttpErrorCodeException(HttpServletResponse.SC_NOT_FOUND, commitNotFound); } String filename = blobPath; if (blobPath.indexOf('/') > -1) { filename = blobPath.substring(blobPath.lastIndexOf('/') + 1); } String extension = null; if (blobPath.lastIndexOf('.') > -1) { extension = blobPath.substring(blobPath.lastIndexOf('.') + 1); } // Map the extensions to types Map<String, Integer> map = new HashMap<String, Integer>(); for (String ext : app().settings().getStrings(Keys.web.imageExtensions)) { map.put(ext.toLowerCase(), 2); } for (String ext : app().settings().getStrings(Keys.web.binaryExtensions)) { map.put(ext.toLowerCase(), 3); } final String blobNotFound = MessageFormat.format( "Raw page failed to find blob {0} in {1} @ {2}", blobPath, repositoryName, objectId); if (extension != null) { int type = 0; if (map.containsKey(extension)) { type = map.get(extension); } switch (type) { case 2: // image blobs byte[] image = JGitUtils.getByteContent(r, commit.getTree(), blobPath, true); if (image == null) { logger.error(blobNotFound); throw new AbortWithHttpErrorCodeException(HttpServletResponse.SC_NOT_FOUND, blobNotFound); } contentType = "image/" + extension.toLowerCase(); response.setContentType(contentType); response.setContentLength(image.length); try { response.getOutputStream().write(image); } catch (IOException e) { logger.error("Failed to write image response", e); } break; case 3: // binary blobs (download) byte[] binary = JGitUtils.getByteContent(r, commit.getTree(), blobPath, true); if (binary == null) { logger.error(blobNotFound); throw new AbortWithHttpErrorCodeException(HttpServletResponse.SC_NOT_FOUND, blobNotFound); } contentType = "application/octet-stream"; response.setContentLength(binary.length); response.setContentType(contentType); try { String userAgent = GitBlitRequestUtils.getServletRequest().getHeader("User-Agent"); if (userAgent != null && userAgent.indexOf("MSIE 5.5") > -1) { response.setHeader("Content-Disposition", "filename=\"" + URLEncoder.encode(filename, Constants.ENCODING) + "\""); } else if (userAgent != null && userAgent.indexOf("MSIE") > -1) { response.setHeader("Content-Disposition", "attachment; filename=\"" + URLEncoder.encode(filename, Constants.ENCODING) + "\""); } else { response.setHeader("Content-Disposition", "attachment; filename=\"" + new String(filename.getBytes(Constants.ENCODING), "latin1") + "\""); } } catch (UnsupportedEncodingException e) { response.setHeader("Content-Disposition", "attachment; filename=\"" + filename + "\""); } try { response.getOutputStream().write(binary); } catch (IOException e) { logger.error("Failed to write binary response", e); } break; default: // plain text String content = JGitUtils.getStringContent(r, commit.getTree(), blobPath, encodings); if (content == null) { logger.error(blobNotFound); throw new AbortWithHttpErrorCodeException(HttpServletResponse.SC_NOT_FOUND, blobNotFound); } contentType = "text/plain; charset=UTF-8"; response.setContentType(contentType); try { response.getOutputStream().write(content.getBytes("UTF-8")); } catch (Exception e) { logger.error("Failed to write text response", e); } } } else { // plain text String content = JGitUtils.getStringContent(r, commit.getTree(), blobPath, encodings); if (content == null) { logger.error(blobNotFound); throw new AbortWithHttpErrorCodeException(HttpServletResponse.SC_NOT_FOUND, blobNotFound); } contentType = "text/plain; charset=UTF-8"; response.setContentType(contentType); try { response.getOutputStream().write(content.getBytes("UTF-8")); } catch (Exception e) { logger.error("Failed to write text response", e); } } } r.close(); } @Override public void detach(IRequestCycle requestCycle) { // TODO Auto-generated method stub } }); }
From source file:org.brixcms.plugin.site.resource.ResourceNodeHandler.java
License:Apache License
@Override public void respond(IRequestCycle requestCycle) { boolean save = (this.save != null) ? this.save : Strings.isTrue(RequestCycle.get().getRequest().getRequestParameters() .getParameterValue(SAVE_PARAMETER).toString()); BrixFileNode node = (BrixFileNode) this.node.getObject(); if (!SitePlugin.get().canViewNode(node, Action.Context.PRESENTATION)) { throw Brix.get().getForbiddenException(); }/*w w w. j av a2s . c om*/ WebResponse response = (WebResponse) RequestCycle.get().getResponse(); response.setContentType(node.getMimeType()); Date lastModified = node.getLastModified(); response.setLastModifiedTime(Time.valueOf(lastModified)); try { final HttpServletRequest r = (HttpServletRequest) requestCycle.getRequest().getContainerRequest(); String since = r.getHeader("If-Modified-Since"); if (!save && since != null) { Date d = new Date(r.getDateHeader("If-Modified-Since")); // the weird toString comparison is to prevent comparing // milliseconds if (d.after(lastModified) || d.toString().equals(lastModified.toString())) { response.setContentLength(node.getContentLength()); response.setStatus(HttpServletResponse.SC_NOT_MODIFIED); return; } } String fileName = node.getName(); long length = node.getContentLength(); HttpServletResponse httpServletResponse = (HttpServletResponse) response.getContainerResponse(); InputStream stream = node.getDataAsStream(); new Streamer(length, stream, fileName, save, r, httpServletResponse).stream(); } catch (Exception e) { log.error("Error writing resource data to content", e); } }
From source file:org.sakaiproject.sitestats.tool.wicket.pages.ReportDataPage.java
License:Educational Community License
protected void exportXls() { String fileName = getExportFileName(); byte[] hssfWorkbookBytes = Locator.getFacade().getReportManager().getReportAsExcel(report, fileName); RequestCycle.get().scheduleRequestHandlerAfterCurrent(new EmptyRequestHandler()); WebResponse response = (WebResponse) getResponse(); response.setContentType("application/vnd.ms-excel"); response.setAttachmentHeader(fileName + ".xls"); response.setHeader("Cache-Control", "max-age=0"); response.setContentLength(hssfWorkbookBytes.length); OutputStream out = null;/*from w w w.j a v a2 s.c o m*/ try { out = response.getOutputStream(); out.write(hssfWorkbookBytes); out.flush(); } catch (IOException e) { LOG.error(e); } finally { try { if (out != null) out.close(); } catch (IOException e) { LOG.error(e); } } }
From source file:org.sakaiproject.sitestats.tool.wicket.pages.ReportDataPage.java
License:Educational Community License
protected void exportCsv() { String fileName = getExportFileName(); String csvString = Locator.getFacade().getReportManager().getReportAsCsv(report); RequestCycle.get().scheduleRequestHandlerAfterCurrent(new EmptyRequestHandler()); WebResponse response = (WebResponse) getResponse(); response.setContentType("text/comma-separated-values"); response.setAttachmentHeader(fileName + ".csv"); response.setHeader("Cache-Control", "max-age=0"); response.setContentLength(csvString.length()); OutputStream out = null;/*from w ww .j a v a 2 s . co m*/ try { out = response.getOutputStream(); out.write(csvString.getBytes()); out.flush(); } catch (IOException e) { LOG.error(e); } finally { try { if (out != null) out.close(); } catch (IOException e) { LOG.error(e); } } }
From source file:org.sakaiproject.sitestats.tool.wicket.pages.ReportDataPage.java
License:Educational Community License
protected void exportPdf() { String fileName = getExportFileName(); byte[] pdf = Locator.getFacade().getReportManager().getReportAsPDF(report); RequestCycle.get().scheduleRequestHandlerAfterCurrent(new EmptyRequestHandler()); WebResponse response = (WebResponse) getResponse(); response.setContentType("application/pdf"); response.setAttachmentHeader(fileName + ".pdf"); response.setHeader("Cache-Control", "max-age=0"); response.setContentLength(pdf.length); OutputStream out = null;//w w w . ja v a 2 s .c om try { out = response.getOutputStream(); out.write(pdf); out.flush(); } catch (IOException e) { LOG.error(e); } finally { try { if (out != null) out.close(); } catch (IOException e) { LOG.error(e); } } }