List of usage examples for org.apache.wicket.request IRequestHandler IRequestHandler
IRequestHandler
From source file:com.apachecon.memories.link.ImageLink.java
License:Apache License
public void onClick() { RequestCycle.get().scheduleRequestHandlerAfterCurrent(new IRequestHandler() { @Override/*from www. jav a 2 s .co m*/ public void respond(IRequestCycle requestCycle) { WebResponse response = (WebResponse) requestCycle.getResponse(); response.setContentType(getModelObject().getContentType()); try { InputStream is = getModelObject().getInputStream(); byte[] buffer = new byte[512]; int length = 0; while ((length = is.read(buffer)) > 0) { response.write(buffer, 0, length); } response.flush(); is.close(); } catch (Exception e) { response.flush(); } } @Override public void detach(IRequestCycle requestCycle) { // TODO Auto-generated method stub } }); }
From source file:com.gitblit.wicket.pages.ExportTicketPage.java
License:Apache License
public ExportTicketPage(final PageParameters params) { super(params); if (params.get("r").isEmpty()) { error(getString("gb.repositoryNotSpecified")); redirectToInterceptPage(new RepositoriesPage()); }/* ww w .j a va2s .co m*/ getRequestCycle().scheduleRequestHandlerAfterCurrent(new IRequestHandler() { @Override public void respond(IRequestCycle requestCycle) { WebResponse response = (WebResponse) requestCycle.getResponse(); final String repositoryName = WicketUtils.getRepositoryName(params); RepositoryModel repository = app().repositories().getRepositoryModel(repositoryName); String objectId = WicketUtils.getObject(params).toLowerCase(); if (objectId.endsWith(".json")) { objectId = objectId.substring(0, objectId.length() - ".json".length()); } long id = Long.parseLong(objectId); TicketModel ticket = app().tickets().getTicket(repository, id); String content = TicketSerializer.serialize(ticket); contentType = "application/json; 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); } } @Override public void detach(IRequestCycle requestCycle) { // TODO Auto-generated method stub } }); }
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 www.j a v a 2 s. 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:com.googlecode.wicket.jquery.ui.calendar.CalendarModelBehavior.java
License:Apache License
/** * Gets the new {@link IRequestHandler} that will respond the list of {@link CalendarEvent} in a json format * * @return the {@link IRequestHandler}/* w w w . j a v a2 s . c om*/ */ private IRequestHandler newRequestHandler() { return new IRequestHandler() { @Override public void respond(final IRequestCycle requestCycle) { WebResponse response = (WebResponse) requestCycle.getResponse(); final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding(); response.setContentType("text/json; charset=" + encoding); response.disableCaching(); if (model != null) { List<? extends CalendarEvent> list = model.getObject(); // calls load() if (list != null) { StringBuilder builder = new StringBuilder("[ "); int count = 0; for (CalendarEvent event : list) { if (model instanceof ICalendarVisitor) { event.accept((ICalendarVisitor) model); //last chance to set options } if (count++ > 0) { builder.append(", "); } builder.append(event.toString()); } builder.append(" ]"); LOG.debug(builder.toString()); response.write(builder); } } } @Override public void detach(final IRequestCycle requestCycle) { } }; }
From source file:com.googlecode.wicket.jquery.ui.form.autocomplete.AutoCompleteSourceBehavior.java
License:Apache License
/** * Gets a new {@link IRequestHandler} that will call {@link #getChoices(String)} and will build be JSON response corresponding to the specified 'input' argument. * @param input user input/*w w w . j av a2 s . co m*/ * @return a new {@link IRequestHandler} */ private IRequestHandler newRequestHandler(final String input) { return new IRequestHandler() { @Override public void respond(final IRequestCycle requestCycle) { WebResponse response = (WebResponse) requestCycle.getResponse(); final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding(); response.setContentType("text/json; charset=" + encoding); response.disableCaching(); List<T> choices = AutoCompleteSourceBehavior.this.getChoices(input); List<String> properties = AutoCompleteSourceBehavior.this.getProperties(); if (choices != null) { StringBuilder builder = new StringBuilder("[ "); int index = 0; for (T choice : choices) { if (index++ > 0) { builder.append(", "); } builder.append("{ "); builder.append(Options.QUOTE).append("id").append(Options.QUOTE).append(": ") .append(Options.QUOTE).append(Integer.toString(index)) .append(Options.QUOTE); /* id is a reserved word */ builder.append(", "); builder.append(Options.QUOTE).append("value").append(Options.QUOTE).append(": ") .append(Options.QUOTE).append(renderer.getText(choice)) .append(Options.QUOTE); /* value is a reserved word */ if (properties != null) { for (String property : properties) { builder.append(", "); builder.append(Options.QUOTE).append(property).append(Options.QUOTE).append(": ") .append(Options.QUOTE).append(renderer.getText(choice, property)) .append(Options.QUOTE); } } builder.append(" }"); } builder.append(" ]"); response.write(builder); } } @Override public void detach(final IRequestCycle requestCycle) { } }; }
From source file:com.googlecode.wicket.jquery.ui.kendo.datatable.DataSourceBehavior.java
License:Apache License
/** * Gets the new {@link IRequestHandler} that will respond the data in a json format * * @param first the first row number/*from w w w.j a v a 2s .co m*/ * @param count the count of rows * @return a new {@link IRequestHandler} */ private IRequestHandler newRequestHandler(final int first, final int count) { return new IRequestHandler() { @Override public void respond(final IRequestCycle requestCycle) { WebResponse response = (WebResponse) requestCycle.getResponse(); final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding(); response.setContentType("text/json; charset=" + encoding); response.disableCaching(); final long size = provider.size(); final Iterator<? extends T> iterator = provider.iterator(first, count); // builds JSON result // StringBuilder builder = new StringBuilder(); builder.append("{ "); builder.append(Options.QUOTE).append("__count").append(Options.QUOTE).append(": ").append(size) .append(", "); builder.append(Options.QUOTE).append("results").append(Options.QUOTE).append(": "); builder.append("[ "); for (int index = 0; iterator.hasNext(); index++) { if (index > 0) { builder.append(", "); } builder.append(DataSourceBehavior.this.newJsonRow(iterator.next())); } builder.append(" ] }"); response.write(builder); } @Override public void detach(final IRequestCycle requestCycle) { } }; }
From source file:com.googlecode.wicket.kendo.ui.behavior.ChoiceModelBehavior.java
License:Apache License
/** * Get a new {@link IRequestHandler}/* www . j a v a 2 s . c om*/ * @return a new {@link IRequestHandler} */ protected IRequestHandler newRequestHandler() { return new IRequestHandler() { @Override public void respond(final IRequestCycle requestCycle) { WebResponse response = (WebResponse) requestCycle.getResponse(); final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding(); response.setContentType("application/json; charset=" + encoding); response.disableCaching(); List<T> list = ChoiceModelBehavior.this.getChoices(); if (list != null) { int count = 0; StringBuilder builder = new StringBuilder("["); for (T object : list) { if (count++ > 0) { builder.append(","); } builder.append(ChoiceModelBehavior.this.renderer.toJson(object)); } builder.append("]"); response.write(builder); } } @Override public void detach(final IRequestCycle requestCycle) { // noop } }; }
From source file:com.googlecode.wicket.kendo.ui.datatable.DataProviderBehavior.java
License:Apache License
/** * Gets the new {@link IRequestHandler} that will respond the data in a json format * * @param first the first row number//from ww w .j a v a 2 s .c o m * @param count the count of rows * @return a new {@code IRequestHandler} */ private IRequestHandler newRequestHandler(final int first, final int count) { return new IRequestHandler() { @Override public void respond(final IRequestCycle requestCycle) { WebResponse response = (WebResponse) requestCycle.getResponse(); final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding(); response.setContentType("application/json; charset=" + encoding); response.disableCaching(); final long size = provider.size(); final Iterator<? extends T> iterator = provider.iterator(first, count); // builds JSON result // StringBuilder builder = new StringBuilder(); builder.append("{ "); BuilderUtils.append(builder, "__count", size); builder.append(", "); builder.append(Options.QUOTE).append("results").append(Options.QUOTE).append(": "); builder.append("[ "); if (iterator != null) { for (int index = 0; iterator.hasNext(); index++) { if (index > 0) { builder.append(", "); } builder.append(DataProviderBehavior.this.newJsonRow(iterator.next())); } } builder.append(" ] }"); response.write(builder); } @Override public void detach(final IRequestCycle requestCycle) { provider.detach(); } }; }
From source file:com.googlecode.wicket.kendo.ui.datatable.DataSourceBehavior.java
License:Apache License
/** * Gets the new {@link IRequestHandler} that will respond the data in a json format * * @param first the first row number/*www .j a v a 2s. c om*/ * @param count the count of rows * @return a new {@link IRequestHandler} */ private IRequestHandler newRequestHandler(final int first, final int count) { return new IRequestHandler() { @Override public void respond(final IRequestCycle requestCycle) { WebResponse response = (WebResponse) requestCycle.getResponse(); final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding(); response.setContentType("text/json; charset=" + encoding); response.disableCaching(); final long size = provider.size(); final Iterator<? extends T> iterator = provider.iterator(first, count); // builds JSON result // StringBuilder builder = new StringBuilder(); builder.append("{ "); builder.append(Options.QUOTE).append("__count").append(Options.QUOTE).append(": ").append(size) .append(", "); builder.append(Options.QUOTE).append("results").append(Options.QUOTE).append(": "); builder.append("[ "); for (int index = 0; iterator.hasNext(); index++) { if (index > 0) { builder.append(", "); } builder.append(DataSourceBehavior.this.newJsonRow(iterator.next())); } builder.append(" ] }"); response.write(builder); } @Override public void detach(final IRequestCycle requestCycle) { provider.detach(); } }; }
From source file:de.inren.frontend.application.InRenApplication.java
License:Apache License
private IRequestMapper createImageURIRequestTargetUrlCodingStrategy() { IRequestMapper mapper = new IRequestMapper() { @Override// www .j a va2s . c o m public IRequestHandler mapRequest(Request request) { IRequestHandler handler = new IRequestHandler() { @Override public void respond(IRequestCycle requestCycle) { // TODO Auto-generated method stub } @Override public void detach(IRequestCycle requestCycle) { // TODO Auto-generated method stub } }; // TODO Auto-generated method stub return null; } @Override public int getCompatibilityScore(Request request) { // TODO Auto-generated method stub return 0; } @Override public Url mapHandler(IRequestHandler requestHandler) { // TODO Auto-generated method stub return null; } }; return mapper; }