List of usage examples for org.apache.commons.lang3 StringUtils defaultString
public static String defaultString(final String str)
Returns either the passed in String, or if the String is null , an empty String ("").
StringUtils.defaultString(null) = "" StringUtils.defaultString("") = "" StringUtils.defaultString("bat") = "bat" From source file:de.micromata.genome.gwiki.controls.GWikiPageImporterActionBean.java
protected QueryResult query() { if (StringUtils.isBlank(tmpDirName) == true) { wikiContext.addValidationError("No data found"); return null; }//from w w w . ja v a2 s . c o m String searchExpr = ""; try { List<GWikiElementInfo> elems = wikiContext.getWikiWeb().getStorage().loadPageInfos(tmpDirName); List<SearchResult> sr = new ArrayList<SearchResult>(elems.size()); for (GWikiElementInfo wi : elems) { String oei = getPageIdNoTemp(wi); if (StringUtils.isNotBlank(targetDir) == true) { oei = FileNameUtils.join(targetDir, oei); } CompareStatus st = getCompareStatus(wikiContext, wi, oei); wi.getProps().setStringValue("IMPSTATUS", st.name()); sr.add(new SearchResult(wi)); } searchExpr = getSearchExpression(); SearchQuery query = new SearchQuery(StringUtils.defaultString(searchExpr), false, sr); QueryResult qr = filter(query); return qr; } catch (Exception ex) { wikiContext.append(ex.getMessage() + " for " + searchExpr); return null; } }
From source file:com.netsteadfast.greenstep.util.SystemFormUtils.java
public static String getJsonMessage(Map<String, String> resultMap) { return StringUtils.defaultString(resultMap.get("message")); }
From source file:eionet.webq.web.controller.cdr.IntegrationWithCDRController.java
/** * Start new web form./*from ww w . j a v a 2 s .c o m*/ * * @param parameters cdr parameters * @param webform project web form * @return redirect string * @throws FileNotAvailableException if remote file not available */ private String startNewForm(CdrRequest parameters, ProjectFile webform) throws FileNotAvailableException { int fileId = userFileService.saveBasedOnWebForm(userFileBasedOn(parameters), webFormService.findActiveWebFormById(webform.getId())); LOGGER.info("Received ADD NEW file request from CDR with parameters: " + parameters.toString() + "; sessionid=" + parameters.getSessionId()); String webformPath = webformUrlProvider.getWebformPath(webform); String redirect = "redirect:" + webformPath + "fileId=" + fileId + "&base_uri=" + parameters.getContextPath() + "&envelope=" + StringUtils.defaultString(parameters.getEnvelopeUrl()) + StringUtils.defaultString(parameters.getAdditionalParametersAsQueryString()) + "&sessionid=" + parameters.getSessionId(); LOGGER.info("Redirect to: " + redirect); return redirect; }
From source file:com.netsteadfast.greenstep.util.SystemFormUtils.java
public static String getJsonSuccess(Map<String, String> resultMap) { return StringUtils.defaultString(resultMap.get("success")); }
From source file:edu.usu.sdl.openstorefront.service.OrganizationServiceImpl.java
@Override public List<OrgReference> findReferences(String organization, boolean onlyActive, boolean onlyApprovedComponents) { List<OrgReference> references = new ArrayList<>(); if (StringUtils.isNotBlank(organization)) { Organization organizationEntity = persistenceService.findById(Organization.class, organization); if (organizationEntity == null) { organizationEntity = new Organization(); organizationEntity.setName(organization); organizationEntity = organizationEntity.find(); }//from www .ja v a 2s . co m if (organizationEntity != null) { organization = organizationEntity.getName(); } else { log.log(Level.WARNING, MessageFormat.format("Unable to find organization with key or label: {0}", organization)); return references; } } references.addAll(findOrgReferences(new Component(), organization, (Component entity) -> { OrgReference reference = new OrgReference(); reference.setActiveStatus(entity.getActiveStatus()); reference.setComponentApproveStatus(entity.getApprovalState()); reference.setReferenceId(entity.getComponentId()); reference.setReferenceName(String.join(" ", StringUtils.defaultString(StringProcessor.enclose(entity.getSecurityMarkingType())), getComponentService().getComponentName(entity.getComponentId()))); return reference; })); references.addAll(findOrgReferences(new ComponentContact(), organization, (ComponentContact entity) -> { OrgReference reference = new OrgReference(); reference.setActiveStatus(entity.getActiveStatus()); reference.setComponentId(entity.getComponentId()); reference.setComponentName(getComponentService().getComponentName(entity.getComponentId())); reference.setComponentApproveStatus( getComponentService().getComponentApprovalStatus(entity.getComponentId())); reference.setReferenceId(entity.getContactId()); reference.setReferenceName(String.join(" ", StringUtils.defaultString(StringProcessor.enclose(entity.getSecurityMarkingType())), StringUtils.defaultString(TranslateUtil.translate(ContactType.class, entity.getContactType())), StringUtils.defaultString(entity.getFirstName()), StringUtils.defaultString(entity.getLastName()), StringUtils.defaultString(entity.getEmail()))); return reference; })); references.addAll(findOrgReferences(new ComponentReview(), organization, (ComponentReview entity) -> { OrgReference reference = new OrgReference(); reference.setActiveStatus(entity.getActiveStatus()); reference.setComponentId(entity.getComponentId()); reference.setComponentName(getComponentService().getComponentName(entity.getComponentId())); reference.setComponentApproveStatus( getComponentService().getComponentApprovalStatus(entity.getComponentId())); reference.setReferenceId(entity.getComponentReviewId()); reference.setReferenceName(String.join("-", StringUtils.defaultString(entity.getCreateUser()), StringUtils.defaultString(StringProcessor.enclose(entity.getSecurityMarkingType())), StringUtils.defaultString( StringProcessor.ellipseString(entity.getTitle(), MAX_REFERENCE_NAME_DETAIL)))); return reference; })); references.addAll(findOrgReferences(new ComponentQuestion(), organization, (ComponentQuestion entity) -> { OrgReference reference = new OrgReference(); reference.setActiveStatus(entity.getActiveStatus()); reference.setComponentId(entity.getComponentId()); reference.setComponentName(getComponentService().getComponentName(entity.getComponentId())); reference.setComponentApproveStatus( getComponentService().getComponentApprovalStatus(entity.getComponentId())); reference.setReferenceId(entity.getQuestionId()); reference.setReferenceName(String.join("-", StringUtils.defaultString(entity.getCreateUser()), String.join(" ", StringUtils.defaultString(StringProcessor.enclose(entity.getSecurityMarkingType())), StringUtils.defaultString(StringProcessor.ellipseString(entity.getQuestion(), MAX_REFERENCE_NAME_DETAIL))))); return reference; })); references.addAll(findOrgReferences(new ComponentQuestionResponse(), organization, (ComponentQuestionResponse entity) -> { OrgReference reference = new OrgReference(); reference.setActiveStatus(entity.getActiveStatus()); reference.setComponentId(entity.getComponentId()); reference.setComponentName(getComponentService().getComponentName(entity.getComponentId())); reference.setComponentApproveStatus( getComponentService().getComponentApprovalStatus(entity.getComponentId())); reference.setReferenceId(entity.getResponseId()); reference.setReferenceName(String.join("-", StringUtils.defaultString(entity.getCreateUser()), String.join(" ", StringUtils.defaultString( StringProcessor.enclose(entity.getSecurityMarkingType())), StringUtils.defaultString(StringProcessor.ellipseString(entity.getResponse(), MAX_REFERENCE_NAME_DETAIL))))); return reference; })); references.addAll(findOrgReferences(new UserProfile(), organization, (UserProfile entity) -> { OrgReference reference = new OrgReference(); reference.setActiveStatus(entity.getActiveStatus()); reference.setReferenceId(entity.getUsername()); reference.setReferenceName(String.join(" ", StringUtils.defaultString(entity.getFirstName()), StringUtils.defaultString(entity.getLastName()), StringUtils.defaultString(entity.getEmail()))); return reference; })); if (onlyActive) { references = references.stream().filter(r -> StandardEntity.ACTIVE_STATUS.equals(r.getActiveStatus())) .collect(Collectors.toList()); } if (onlyApprovedComponents) { references = references.stream() .filter(r -> r.getComponentApproveStatus() == null || ApprovalStatus.APPROVED.equals(r.getComponentApproveStatus())) .collect(Collectors.toList()); } return references; }
From source file:com.xpn.xwiki.pdf.impl.PdfURLFactory.java
/** * Computes a safe identifier for an attachment, guaranteed to be collision-free. * /* ww w .j a v a 2 s.c o m*/ * @param space the name of the owner document's space * @param name the name of the owner document * @param filename the name of the attachment * @param revision an optional attachment version * @return an identifier for this attachment */ private String getAttachmentKey(String space, String name, String filename, String revision) { try { return "attachment" + SEPARATOR + URLEncoder.encode(space, XWiki.DEFAULT_ENCODING) + SEPARATOR + URLEncoder.encode(name, XWiki.DEFAULT_ENCODING) + SEPARATOR + URLEncoder.encode(filename, XWiki.DEFAULT_ENCODING) + SEPARATOR + URLEncoder.encode(StringUtils.defaultString(revision), XWiki.DEFAULT_ENCODING); } catch (UnsupportedEncodingException ex) { // This should never happen, UTF-8 is always available return space + SEPARATOR + name + SEPARATOR + filename + SEPARATOR + StringUtils.defaultString(revision); } }
From source file:com.netsteadfast.greenstep.bsc.util.WorkspaceUtils.java
private static String getCompomentRenderBody(WorkspaceCompomentVO compoment, Map<String, Object> templateParameters) throws Exception { Class<BaseWorkspaceCompoment> clazz = (Class<BaseWorkspaceCompoment>) Class .forName(compoment.getClassName()); BaseWorkspaceCompoment compomentObj = clazz.newInstance(); compomentObj.loadFromId(compoment.getCompId()); compomentObj.getParameters().putAll(templateParameters); compomentObj.doRender();/* w w w . jav a2s . c o m*/ return StringUtils.defaultString(compomentObj.getBody()); }
From source file:net.sf.jsignpdf.SignerLogic.java
/** * Signs a single file.// www . j a v a 2 s . c om * * @return true when signing is finished succesfully, false otherwise */ public boolean signFile() { final String outFile = options.getOutFileX(); if (!validateInOutFiles(options.getInFile(), outFile)) { LOGGER.info(RES.get("console.skippingSigning")); return false; } boolean finished = false; Throwable tmpException = null; FileOutputStream fout = null; try { SSLInitializer.init(options); final PrivateKeyInfo pkInfo = KeyStoreUtils.getPkInfo(options); final PrivateKey key = pkInfo.getKey(); final Certificate[] chain = pkInfo.getChain(); if (ArrayUtils.isEmpty(chain)) { // the certificate was not found LOGGER.info(RES.get("console.certificateChainEmpty")); return false; } LOGGER.info(RES.get("console.createPdfReader", options.getInFile())); PdfReader reader; try { reader = new PdfReader(options.getInFile(), options.getPdfOwnerPwdStrX().getBytes()); } catch (Exception e) { try { reader = new PdfReader(options.getInFile(), new byte[0]); } catch (Exception e2) { // try to read without password reader = new PdfReader(options.getInFile()); } } LOGGER.info(RES.get("console.createOutPdf", outFile)); fout = new FileOutputStream(outFile); final HashAlgorithm hashAlgorithm = options.getHashAlgorithmX(); LOGGER.info(RES.get("console.createSignature")); char tmpPdfVersion = '\0'; // default version - the same as input if (reader.getPdfVersion() < hashAlgorithm.getPdfVersion()) { // this covers also problems with visible signatures (embedded // fonts) in PDF 1.2, because the minimal version // for hash algorithms is 1.3 (for SHA1) if (options.isAppendX()) { // if we are in append mode and version should be updated // then return false (not possible) LOGGER.info(RES.get("console.updateVersionNotPossibleInAppendMode")); return false; } tmpPdfVersion = hashAlgorithm.getPdfVersion(); LOGGER.info(RES.get("console.updateVersion", new String[] { String.valueOf(reader.getPdfVersion()), String.valueOf(tmpPdfVersion) })); } final PdfStamper stp = PdfStamper.createSignature(reader, fout, tmpPdfVersion, null, options.isAppendX()); if (!options.isAppendX()) { // we are not in append mode, let's remove existing signatures // (otherwise we're getting to troubles) final AcroFields acroFields = stp.getAcroFields(); @SuppressWarnings("unchecked") final List<String> sigNames = acroFields.getSignatureNames(); for (String sigName : sigNames) { acroFields.removeField(sigName); } } if (options.isAdvanced() && options.getPdfEncryption() != PDFEncryption.NONE) { LOGGER.info(RES.get("console.setEncryption")); final int tmpRight = options.getRightPrinting().getRight() | (options.isRightCopy() ? PdfWriter.ALLOW_COPY : 0) | (options.isRightAssembly() ? PdfWriter.ALLOW_ASSEMBLY : 0) | (options.isRightFillIn() ? PdfWriter.ALLOW_FILL_IN : 0) | (options.isRightScreanReaders() ? PdfWriter.ALLOW_SCREENREADERS : 0) | (options.isRightModifyAnnotations() ? PdfWriter.ALLOW_MODIFY_ANNOTATIONS : 0) | (options.isRightModifyContents() ? PdfWriter.ALLOW_MODIFY_CONTENTS : 0); switch (options.getPdfEncryption()) { case PASSWORD: stp.setEncryption(true, options.getPdfUserPwdStr(), options.getPdfOwnerPwdStrX(), tmpRight); break; case CERTIFICATE: final X509Certificate encCert = KeyStoreUtils .loadCertificate(options.getPdfEncryptionCertFile()); if (encCert == null) { LOGGER.error(RES.get("console.pdfEncError.wrongCertificateFile", StringUtils.defaultString(options.getPdfEncryptionCertFile()))); return false; } if (!KeyStoreUtils.isEncryptionSupported(encCert)) { LOGGER.error(RES.get("console.pdfEncError.cantUseCertificate", encCert.getSubjectDN().getName())); return false; } stp.setEncryption(new Certificate[] { encCert }, new int[] { tmpRight }, PdfWriter.ENCRYPTION_AES_128); break; default: LOGGER.error(RES.get("console.unsupportedEncryptionType")); return false; } } final PdfSignatureAppearance sap = stp.getSignatureAppearance(); sap.setCrypto(key, chain, null, PdfSignatureAppearance.WINCER_SIGNED); final String reason = options.getReason(); if (StringUtils.isNotEmpty(reason)) { LOGGER.info(RES.get("console.setReason", reason)); sap.setReason(reason); } final String location = options.getLocation(); if (StringUtils.isNotEmpty(location)) { LOGGER.info(RES.get("console.setLocation", location)); sap.setLocation(location); } final String contact = options.getContact(); if (StringUtils.isNotEmpty(contact)) { LOGGER.info(RES.get("console.setContact", contact)); sap.setContact(contact); } LOGGER.info(RES.get("console.setCertificationLevel")); sap.setCertificationLevel(options.getCertLevelX().getLevel()); if (options.isVisible()) { // visible signature is enabled LOGGER.info(RES.get("console.configureVisible")); LOGGER.info(RES.get("console.setAcro6Layers", Boolean.toString(options.isAcro6Layers()))); sap.setAcro6Layers(options.isAcro6Layers()); final String tmpImgPath = options.getImgPath(); if (tmpImgPath != null) { LOGGER.info(RES.get("console.createImage", tmpImgPath)); final Image img = Image.getInstance(tmpImgPath); LOGGER.info(RES.get("console.setSignatureGraphic")); sap.setSignatureGraphic(img); } final String tmpBgImgPath = options.getBgImgPath(); if (tmpBgImgPath != null) { LOGGER.info(RES.get("console.createImage", tmpBgImgPath)); final Image img = Image.getInstance(tmpBgImgPath); LOGGER.info(RES.get("console.setImage")); sap.setImage(img); } LOGGER.info(RES.get("console.setImageScale")); sap.setImageScale(options.getBgImgScale()); LOGGER.info(RES.get("console.setL2Text")); final String signer = PdfPKCS7.getSubjectFields((X509Certificate) chain[0]).getField("CN"); final String timestamp = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss z") .format(sap.getSignDate().getTime()); if (options.getL2Text() != null) { final Map<String, String> replacements = new HashMap<String, String>(); replacements.put(L2TEXT_PLACEHOLDER_SIGNER, StringUtils.defaultString(signer)); replacements.put(L2TEXT_PLACEHOLDER_TIMESTAMP, timestamp); replacements.put(L2TEXT_PLACEHOLDER_LOCATION, StringUtils.defaultString(location)); replacements.put(L2TEXT_PLACEHOLDER_REASON, StringUtils.defaultString(reason)); replacements.put(L2TEXT_PLACEHOLDER_CONTACT, StringUtils.defaultString(contact)); final String l2text = StrSubstitutor.replace(options.getL2Text(), replacements); sap.setLayer2Text(l2text); } else { final StringBuilder buf = new StringBuilder(); buf.append(RES.get("default.l2text.signedBy")).append(" ").append(signer).append('\n'); buf.append(RES.get("default.l2text.date")).append(" ").append(timestamp); if (StringUtils.isNotEmpty(reason)) buf.append('\n').append(RES.get("default.l2text.reason")).append(" ").append(reason); if (StringUtils.isNotEmpty(location)) buf.append('\n').append(RES.get("default.l2text.location")).append(" ").append(location); sap.setLayer2Text(buf.toString()); } if (FontUtils.getL2BaseFont() != null) { sap.setLayer2Font(new Font(FontUtils.getL2BaseFont(), options.getL2TextFontSize())); } LOGGER.info(RES.get("console.setL4Text")); sap.setLayer4Text(options.getL4Text()); LOGGER.info(RES.get("console.setRender")); RenderMode renderMode = options.getRenderMode(); if (renderMode == RenderMode.GRAPHIC_AND_DESCRIPTION && sap.getSignatureGraphic() == null) { LOGGER.warn( "Render mode of visible signature is set to GRAPHIC_AND_DESCRIPTION, but no image is loaded. Fallback to DESCRIPTION_ONLY."); LOGGER.info(RES.get("console.renderModeFallback")); renderMode = RenderMode.DESCRIPTION_ONLY; } sap.setRender(renderMode.getRender()); LOGGER.info(RES.get("console.setVisibleSignature")); int page = options.getPage(); if (page < 1 || page > reader.getNumberOfPages()) { page = reader.getNumberOfPages(); } sap.setVisibleSignature(new Rectangle(options.getPositionLLX(), options.getPositionLLY(), options.getPositionURX(), options.getPositionURY()), page, null); } LOGGER.info(RES.get("console.processing")); final PdfSignature dic = new PdfSignature(PdfName.ADOBE_PPKLITE, new PdfName("adbe.pkcs7.detached")); if (!StringUtils.isEmpty(reason)) { dic.setReason(sap.getReason()); } if (!StringUtils.isEmpty(location)) { dic.setLocation(sap.getLocation()); } if (!StringUtils.isEmpty(contact)) { dic.setContact(sap.getContact()); } dic.setDate(new PdfDate(sap.getSignDate())); sap.setCryptoDictionary(dic); final Proxy tmpProxy = options.createProxy(); final CRLInfo crlInfo = new CRLInfo(options, chain); // CRLs are stored twice in PDF c.f. // PdfPKCS7.getAuthenticatedAttributeBytes final int contentEstimated = (int) (Constants.DEFVAL_SIG_SIZE + 2L * crlInfo.getByteCount()); final Map<PdfName, Integer> exc = new HashMap<PdfName, Integer>(); exc.put(PdfName.CONTENTS, new Integer(contentEstimated * 2 + 2)); sap.preClose(exc); PdfPKCS7 sgn = new PdfPKCS7(key, chain, crlInfo.getCrls(), hashAlgorithm.getAlgorithmName(), null, false); InputStream data = sap.getRangeStream(); final MessageDigest messageDigest = MessageDigest.getInstance(hashAlgorithm.getAlgorithmName()); byte buf[] = new byte[8192]; int n; while ((n = data.read(buf)) > 0) { messageDigest.update(buf, 0, n); } byte hash[] = messageDigest.digest(); Calendar cal = Calendar.getInstance(); byte[] ocsp = null; if (options.isOcspEnabledX() && chain.length >= 2) { LOGGER.info(RES.get("console.getOCSPURL")); String url = PdfPKCS7.getOCSPURL((X509Certificate) chain[0]); if (StringUtils.isEmpty(url)) { // get from options LOGGER.info(RES.get("console.noOCSPURL")); url = options.getOcspServerUrl(); } if (!StringUtils.isEmpty(url)) { LOGGER.info(RES.get("console.readingOCSP", url)); final OcspClientBouncyCastle ocspClient = new OcspClientBouncyCastle((X509Certificate) chain[0], (X509Certificate) chain[1], url); ocspClient.setProxy(tmpProxy); ocsp = ocspClient.getEncoded(); } } byte sh[] = sgn.getAuthenticatedAttributeBytes(hash, cal, ocsp); sgn.update(sh, 0, sh.length); TSAClientBouncyCastle tsc = null; if (options.isTimestampX() && !StringUtils.isEmpty(options.getTsaUrl())) { LOGGER.info(RES.get("console.creatingTsaClient")); if (options.getTsaServerAuthn() == ServerAuthentication.PASSWORD) { tsc = new TSAClientBouncyCastle(options.getTsaUrl(), StringUtils.defaultString(options.getTsaUser()), StringUtils.defaultString(options.getTsaPasswd())); } else { tsc = new TSAClientBouncyCastle(options.getTsaUrl()); } final String tsaHashAlg = options.getTsaHashAlgWithFallback(); LOGGER.info(RES.get("console.settingTsaHashAlg", tsaHashAlg)); tsc.setHashAlgorithm(tsaHashAlg); tsc.setProxy(tmpProxy); final String policyOid = options.getTsaPolicy(); if (StringUtils.isNotEmpty(policyOid)) { LOGGER.info(RES.get("console.settingTsaPolicy", policyOid)); tsc.setPolicy(policyOid); } } byte[] encodedSig = sgn.getEncodedPKCS7(hash, cal, tsc, ocsp); if (contentEstimated + 2 < encodedSig.length) { System.err.println( "SigSize - contentEstimated=" + contentEstimated + ", sigLen=" + encodedSig.length); throw new Exception("Not enough space"); } byte[] paddedSig = new byte[contentEstimated]; System.arraycopy(encodedSig, 0, paddedSig, 0, encodedSig.length); PdfDictionary dic2 = new PdfDictionary(); dic2.put(PdfName.CONTENTS, new PdfString(paddedSig).setHexWriting(true)); LOGGER.info(RES.get("console.closeStream")); sap.close(dic2); fout.close(); fout = null; finished = true; } catch (Exception e) { LOGGER.error(RES.get("console.exception"), e); } catch (OutOfMemoryError e) { LOGGER.fatal(RES.get("console.memoryError"), e); } finally { if (fout != null) { try { fout.close(); } catch (Exception e) { e.printStackTrace(); } } LOGGER.info(RES.get("console.finished." + (finished ? "ok" : "error"))); options.fireSignerFinishedEvent(tmpException); } return finished; }
From source file:com.pidoco.juri.JURI.java
/** * Use {@link #urlEncode(String)} if you want to encode the scheme specific part, or the http-specific manipulation * methods provided by this class./*from w ww. ja v a 2 s .c o m*/ * * <p>If no scheme is currently set the scheme will become 'unspecified'.</p> * * @param rawSchemeSpecificPart null or "" not allowed. */ public JURI setRawSchemeSpecificPart(String rawSchemeSpecificPart) { rawSchemeSpecificPart = StringUtils.defaultString(rawSchemeSpecificPart); String newUri; if (StringUtils.isBlank(getScheme())) { newUri = "unspecified:" + rawSchemeSpecificPart; } else { newUri = getScheme() + ":" + rawSchemeSpecificPart; } URI newUriObj; try { newUriObj = new URI(newUri); } catch (URISyntaxException e) { throw new IllegalArgumentException(e); } currentUri = newUriObj; reset(); return this; }
From source file:com.xpn.xwiki.pdf.impl.FileSystemURLFactory.java
/** * Computes a safe identifier for an attachment, guaranteed to be collision-free. * * @param name the name of the owner document * @param filename the name of the attachment * @param revision an optional attachment version * @return an identifier for this attachment *//*from www. jav a2 s . com*/ private String getAttachmentKey(List<String> spaceNames, String name, String filename, String revision) { StringBuilder builder = new StringBuilder(); try { builder.append("attachment").append(SEPARATOR); for (String spaceName : spaceNames) { builder.append(URLEncoder.encode(spaceName, XWiki.DEFAULT_ENCODING)); builder.append(SEPARATOR); } builder.append(URLEncoder.encode(name, XWiki.DEFAULT_ENCODING)).append(SEPARATOR); builder.append(URLEncoder.encode(filename, XWiki.DEFAULT_ENCODING)).append(SEPARATOR); builder.append(URLEncoder.encode(StringUtils.defaultString(revision), XWiki.DEFAULT_ENCODING)); return builder.toString(); } catch (UnsupportedEncodingException e) { // This should never happen, UTF-8 is always available throw new RuntimeException(String.format( "Failed to compute unique Attachment key for spaces [%s[, " + "page [%s], filename [%s], revision [%s], while exporting.", StringUtils.join(spaceNames, ", "), name, filename, revision), e); } }