List of usage examples for org.springframework.http HttpHeaders setExpires
public void setExpires(long expires)
From source file:aiai.ai.launchpad.server.ServerController.java
private static HttpHeaders getHeader(long length) { HttpHeaders header = new HttpHeaders(); header.setContentLength(length);/*from ww w . j av a2s . c o m*/ header.setCacheControl("max-age=0"); header.setExpires(0); header.setPragma("no-cache"); return header; }
From source file:com.alehuo.wepas2016projekti.controller.ImageController.java
/** * Hakee tietokannasta kuvan. Kuvan hakemisessa hydynnetn ETag * -otsaketta./*from ww w. ja v a2 s . c o m*/ * * @param a Autentikointi * @param imageUuid Kuvan UUID * @param ifNoneMatch If-None-Match -headeri vlimuistia varten * @return Kuva */ @RequestMapping(value = "/{imageUuid}", method = RequestMethod.GET) @ResponseBody public ResponseEntity<byte[]> getImage(Authentication a, @PathVariable String imageUuid, @RequestHeader(required = false, value = "If-None-Match") String ifNoneMatch) { if (ifNoneMatch != null) { // LOG.log(Level.INFO, "Kuva ''{0}'' loytyy kayttajan selaimen valimuistista eika sita tarvitse ladata. Kuvaa pyysi kayttaja ''{1}''", new Object[]{imageUuid, a.getName()}); //Jos If-None-Match -headeri lytyy, niin lhet NOT MODIFIED vastaus return new ResponseEntity<>(HttpStatus.NOT_MODIFIED); } Image i = imageService.findOneImageByUuid(imageUuid); if (i != null && i.isVisible()) { //Luodaan ETag kuvalle final HttpHeaders headers = new HttpHeaders(); headers.setContentType(MediaType.parseMediaType(i.getContentType())); headers.setContentLength(i.getImageData().length); headers.setCacheControl("public"); headers.setExpires(Long.MAX_VALUE); headers.setETag("\"" + imageUuid + "\""); // LOG.log(Level.INFO, "Kuva ''{0}'' loytyi tietokannasta, ja sita pyysi kayttaja ''{1}''", new Object[]{imageUuid, a.getName()}); //Palautetaan kuva uutena resurssina return new ResponseEntity<>(i.getImageData(), headers, HttpStatus.CREATED); } else { //Jos kuvaa ei lydy tietokannasta LOG.log(Level.WARNING, "Kuvaa ''{0}'' ei loytynyt tietokannasta, ja sita pyysi kayttaja ''{1}''", new Object[] { imageUuid, a.getName() }); return new ResponseEntity<>(HttpStatus.NOT_FOUND); } }
From source file:net.paslavsky.springrest.HttpHeadersHelper.java
public HttpHeaders getHttpHeaders(Map<String, Integer> headerParameters, Object[] arguments) { HttpHeaders headers = new HttpHeaders(); for (String headerName : headerParameters.keySet()) { Object headerValue = arguments[headerParameters.get(headerName)]; if (headerValue != null) { if (ACCEPT.equalsIgnoreCase(headerName)) { headers.setAccept(toList(headerValue, MediaType.class)); } else if (ACCEPT_CHARSET.equalsIgnoreCase(headerName)) { headers.setAcceptCharset(toList(headerValue, Charset.class)); } else if (ALLOW.equalsIgnoreCase(headerName)) { headers.setAllow(toSet(headerValue, HttpMethod.class)); } else if (CONNECTION.equalsIgnoreCase(headerName)) { headers.setConnection(toList(headerValue, String.class)); } else if (CONTENT_DISPOSITION.equalsIgnoreCase(headerName)) { setContentDisposition(headers, headerName, headerValue); } else if (CONTENT_LENGTH.equalsIgnoreCase(headerName)) { headers.setContentLength(toLong(headerValue)); } else if (CONTENT_TYPE.equalsIgnoreCase(headerName)) { headers.setContentType(toMediaType(headerValue)); } else if (DATE.equalsIgnoreCase(headerName)) { headers.setDate(toLong(headerValue)); } else if (ETAG.equalsIgnoreCase(headerName)) { headers.setETag(toString(headerValue)); } else if (EXPIRES.equalsIgnoreCase(headerName)) { headers.setExpires(toLong(headerValue)); } else if (IF_MODIFIED_SINCE.equalsIgnoreCase(headerName)) { headers.setIfModifiedSince(toLong(headerValue)); } else if (IF_NONE_MATCH.equalsIgnoreCase(headerName)) { headers.setIfNoneMatch(toList(headerValue, String.class)); } else if (LAST_MODIFIED.equalsIgnoreCase(headerName)) { headers.setLastModified(toLong(headerValue)); } else if (LOCATION.equalsIgnoreCase(headerName)) { headers.setLocation(toURI(headerValue)); } else if (ORIGIN.equalsIgnoreCase(headerName)) { headers.setOrigin(toString(headerValue)); } else if (PRAGMA.equalsIgnoreCase(headerName)) { headers.setPragma(toString(headerValue)); } else if (UPGRADE.equalsIgnoreCase(headerName)) { headers.setUpgrade(toString(headerValue)); } else if (headerValue instanceof String) { headers.set(headerName, (String) headerValue); } else if (headerValue instanceof String[]) { headers.put(headerName, Arrays.asList((String[]) headerValue)); } else if (instanceOf(headerValue, String.class)) { headers.put(headerName, toList(headerValue, String.class)); } else { headers.set(headerName, conversionService.convert(headerValue, String.class)); }/* ww w . j ava2s .co m*/ } } return headers; }
From source file:de.blizzy.documentr.web.attachment.AttachmentController.java
@RequestMapping(value = "/{projectName:" + DocumentrConstants.PROJECT_NAME_PATTERN + "}/" + "{branchName:" + DocumentrConstants.BRANCH_NAME_PATTERN + "}/" + "{pagePath:" + DocumentrConstants.PAGE_PATH_URL_PATTERN + "}/" + "{name:.*}", method = { RequestMethod.GET, RequestMethod.HEAD }) @PreAuthorize("hasPagePermission(#projectName, #branchName, #pagePath, VIEW)") public ResponseEntity<byte[]> getAttachment(@PathVariable String projectName, @PathVariable String branchName, @PathVariable String pagePath, @PathVariable String name, @RequestParam(required = false) boolean download, HttpServletRequest request) throws IOException { try {// w w w. ja v a 2 s.c om pagePath = Util.toRealPagePath(pagePath); PageMetadata metadata = pageStore.getAttachmentMetadata(projectName, branchName, pagePath, name); HttpHeaders headers = new HttpHeaders(); long lastEdited = metadata.getLastEdited().getTime(); long authenticationCreated = AuthenticationUtil.getAuthenticationCreationTime(request.getSession()); long lastModified = Math.max(lastEdited, authenticationCreated); if (!download) { long projectEditTime = PageUtil.getProjectEditTime(projectName); if (projectEditTime >= 0) { lastModified = Math.max(lastModified, projectEditTime); } long modifiedSince = request.getDateHeader("If-Modified-Since"); //$NON-NLS-1$ if ((modifiedSince >= 0) && (lastModified <= modifiedSince)) { return new ResponseEntity<byte[]>(headers, HttpStatus.NOT_MODIFIED); } } headers.setLastModified(lastModified); headers.setExpires(0); headers.setCacheControl("must-revalidate, private"); //$NON-NLS-1$ if (download) { headers.set("Content-Disposition", //$NON-NLS-1$ "attachment; filename=\"" + name.replace('"', '_') + "\""); //$NON-NLS-1$ //$NON-NLS-2$ } Page attachment = pageStore.getAttachment(projectName, branchName, pagePath, name); headers.setContentType(MediaType.parseMediaType(attachment.getContentType())); return new ResponseEntity<byte[]>(attachment.getData().getData(), headers, HttpStatus.OK); } catch (PageNotFoundException e) { return new ResponseEntity<byte[]>(HttpStatus.NOT_FOUND); } }
From source file:org.glytoucan.web.controller.GlycanController.java
@RequestMapping(value = "/{accessionNumber}/image", method = RequestMethod.GET, produces = { MediaType.IMAGE_PNG_VALUE, MediaType.APPLICATION_XML_VALUE, MediaType.IMAGE_JPEG_VALUE }) @ApiOperation(value = "Retrieves glycan image by accession number", response = Byte[].class) @ApiResponses(value = { @ApiResponse(code = 200, message = "Success"), @ApiResponse(code = 400, message = "Illegal argument"), @ApiResponse(code = 404, message = "Glycan does not exist"), @ApiResponse(code = 500, message = "Internal Server Error") }) public @ResponseBody ResponseEntity<byte[]> getGlycanImage( @ApiParam(required = true, value = "id of the glycan") @PathVariable("accessionNumber") String accessionNumber, @ApiParam(required = false, value = "format of the the glycan image", defaultValue = "png") @RequestParam("format") String format, @ApiParam(required = false, value = "notation to use to generate the image", defaultValue = "cfg") @RequestParam("notation") String notation, @ApiParam(required = false, value = "style of the image", defaultValue = "compact") @RequestParam("style") String style) throws Exception { HashMap<String, Object> data = new HashMap<String, Object>(); data.put(GlycanClientQuerySpec.IMAGE_FORMAT, format); data.put(GlycanClientQuerySpec.IMAGE_NOTATION, notation); data.put(GlycanClientQuerySpec.IMAGE_STYLE, style); data.put(GlycanClientQuerySpec.ID, accessionNumber); byte[] bytes = gtcClient.getImage(data); HttpHeaders headers = new HttpHeaders(); if (format == null || format.equalsIgnoreCase("png")) { headers.setContentType(MediaType.IMAGE_PNG); } else if (format.equalsIgnoreCase("svg")) { headers.setContentType(MediaType.APPLICATION_XML); } else if (format.equalsIgnoreCase("jpg") || format.equalsIgnoreCase("jpeg")) { headers.setContentType(MediaType.IMAGE_JPEG); }/*from w w w .ja v a 2s. c o m*/ int noOfDays = 3650; // 10 years Calendar calendar = Calendar.getInstance(); calendar.add(Calendar.DAY_OF_YEAR, noOfDays); Date date = calendar.getTime(); headers.setExpires(date.getTime()); logger.debug("expires on :>" + date.getTime() + "<"); return new ResponseEntity<byte[]>(bytes, headers, HttpStatus.OK); }
From source file:org.opentestsystem.authoring.testauth.rest.FileGroupController.java
private static HttpHeaders buildResponseHeaders(final int contentLength, final String filename, final String contentType) { final HttpHeaders responseHeaders = new HttpHeaders(); responseHeaders.clear();/*from ww w . ja v a2 s . co m*/ responseHeaders.add(org.apache.http.HttpHeaders.CONTENT_TYPE, contentType); responseHeaders.setPragma("public"); responseHeaders.setCacheControl("no-store, must-revalidate"); responseHeaders.setExpires(Long.valueOf("-1")); responseHeaders.setContentDispositionFormData("attachment", filename); responseHeaders.setContentLength(contentLength); responseHeaders.add(org.apache.http.HttpHeaders.ACCEPT_RANGES, "bytes"); return responseHeaders; }
From source file:org.opentestsystem.authoring.testauth.rest.PublishingRecordController.java
private HttpHeaders buildResponseHeaders(final int contentLength, final String filename) { final HttpHeaders responseHeaders = new HttpHeaders(); responseHeaders.clear();/*from w w w . jav a 2s . com*/ responseHeaders.add(org.apache.http.HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_XML_VALUE); responseHeaders.setPragma("public"); responseHeaders.setCacheControl("no-store, must-revalidate"); responseHeaders.setExpires(Long.valueOf("-1")); responseHeaders.setContentDispositionFormData("inline", filename); responseHeaders.setContentLength(contentLength); responseHeaders.add(org.apache.http.HttpHeaders.ACCEPT_RANGES, "bytes"); return responseHeaders; }
From source file:org.opentestsystem.authoring.testauth.rest.ScoringRuleController.java
private HttpHeaders buildResponseHeaders(final int contentLength, final String filename) { final HttpHeaders responseHeaders = new HttpHeaders(); responseHeaders.clear();//from w w w . j av a 2 s . c o m responseHeaders.add(org.apache.http.HttpHeaders.CONTENT_TYPE, com.google.common.net.MediaType.CSV_UTF_8.toString()); responseHeaders.setPragma("public"); responseHeaders.setCacheControl("no-store, must-revalidate"); responseHeaders.setExpires(Long.valueOf("-1")); responseHeaders.setContentDispositionFormData("inline", filename); responseHeaders.setContentLength(contentLength); responseHeaders.add(org.apache.http.HttpHeaders.ACCEPT_RANGES, "bytes"); return responseHeaders; }
From source file:org.opentestsystem.authoring.testspecbank.rest.TestSpecificationController.java
private static HttpHeaders buildResponseHeaders(final int contentLength, final String filename) { final HttpHeaders responseHeaders = new HttpHeaders(); responseHeaders.clear();/*from ww w.j av a 2s . c o m*/ responseHeaders.add(org.apache.http.HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_XML_VALUE); responseHeaders.setPragma("public"); responseHeaders.setCacheControl("no-store, must-revalidate"); responseHeaders.setExpires(Long.valueOf("-1")); responseHeaders.setContentDispositionFormData("inline", filename); responseHeaders.setContentLength(contentLength); responseHeaders.add(org.apache.http.HttpHeaders.ACCEPT_RANGES, "bytes"); return responseHeaders; }
From source file:org.springframework.cloud.stream.app.http.source.DefaultMixedCaseContentTypeHttpHeaderMapper.java
private void setHttpHeader(HttpHeaders target, String name, Object value) { if (ACCEPT.equalsIgnoreCase(name)) { if (value instanceof Collection<?>) { Collection<?> values = (Collection<?>) value; if (!CollectionUtils.isEmpty(values)) { List<MediaType> acceptableMediaTypes = new ArrayList<MediaType>(); for (Object type : values) { if (type instanceof MediaType) { acceptableMediaTypes.add((MediaType) type); } else if (type instanceof String) { acceptableMediaTypes.addAll(MediaType.parseMediaTypes((String) type)); } else { Class<?> clazz = (type != null) ? type.getClass() : null; throw new IllegalArgumentException( "Expected MediaType or String value for 'Accept' header value, but received: " + clazz); }/* www .j a v a 2 s .c om*/ } target.setAccept(acceptableMediaTypes); } } else if (value instanceof MediaType) { target.setAccept(Collections.singletonList((MediaType) value)); } else if (value instanceof String[]) { List<MediaType> acceptableMediaTypes = new ArrayList<MediaType>(); for (String next : (String[]) value) { acceptableMediaTypes.add(MediaType.parseMediaType(next)); } target.setAccept(acceptableMediaTypes); } else if (value instanceof String) { target.setAccept(MediaType.parseMediaTypes((String) value)); } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected MediaType or String value for 'Accept' header value, but received: " + clazz); } } else if (ACCEPT_CHARSET.equalsIgnoreCase(name)) { if (value instanceof Collection<?>) { Collection<?> values = (Collection<?>) value; if (!CollectionUtils.isEmpty(values)) { List<Charset> acceptableCharsets = new ArrayList<Charset>(); for (Object charset : values) { if (charset instanceof Charset) { acceptableCharsets.add((Charset) charset); } else if (charset instanceof String) { acceptableCharsets.add(Charset.forName((String) charset)); } else { Class<?> clazz = (charset != null) ? charset.getClass() : null; throw new IllegalArgumentException( "Expected Charset or String value for 'Accept-Charset' header value, but received: " + clazz); } } target.setAcceptCharset(acceptableCharsets); } } else if (value instanceof Charset[] || value instanceof String[]) { List<Charset> acceptableCharsets = new ArrayList<Charset>(); Object[] values = ObjectUtils.toObjectArray(value); for (Object charset : values) { if (charset instanceof Charset) { acceptableCharsets.add((Charset) charset); } else if (charset instanceof String) { acceptableCharsets.add(Charset.forName((String) charset)); } } target.setAcceptCharset(acceptableCharsets); } else if (value instanceof Charset) { target.setAcceptCharset(Collections.singletonList((Charset) value)); } else if (value instanceof String) { String[] charsets = StringUtils.commaDelimitedListToStringArray((String) value); List<Charset> acceptableCharsets = new ArrayList<Charset>(); for (String charset : charsets) { acceptableCharsets.add(Charset.forName(charset.trim())); } target.setAcceptCharset(acceptableCharsets); } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected Charset or String value for 'Accept-Charset' header value, but received: " + clazz); } } else if (ALLOW.equalsIgnoreCase(name)) { if (value instanceof Collection<?>) { Collection<?> values = (Collection<?>) value; if (!CollectionUtils.isEmpty(values)) { Set<HttpMethod> allowedMethods = new HashSet<HttpMethod>(); for (Object method : values) { if (method instanceof HttpMethod) { allowedMethods.add((HttpMethod) method); } else if (method instanceof String) { allowedMethods.add(HttpMethod.valueOf((String) method)); } else { Class<?> clazz = (method != null) ? method.getClass() : null; throw new IllegalArgumentException( "Expected HttpMethod or String value for 'Allow' header value, but received: " + clazz); } } target.setAllow(allowedMethods); } } else { if (value instanceof HttpMethod) { target.setAllow(Collections.singleton((HttpMethod) value)); } else if (value instanceof HttpMethod[]) { Set<HttpMethod> allowedMethods = new HashSet<HttpMethod>(); Collections.addAll(allowedMethods, (HttpMethod[]) value); target.setAllow(allowedMethods); } else if (value instanceof String || value instanceof String[]) { String[] values = (value instanceof String[]) ? (String[]) value : StringUtils.commaDelimitedListToStringArray((String) value); Set<HttpMethod> allowedMethods = new HashSet<HttpMethod>(); for (String next : values) { allowedMethods.add(HttpMethod.valueOf(next.trim())); } target.setAllow(allowedMethods); } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected HttpMethod or String value for 'Allow' header value, but received: " + clazz); } } } else if (CACHE_CONTROL.equalsIgnoreCase(name)) { if (value instanceof String) { target.setCacheControl((String) value); } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected String value for 'Cache-Control' header value, but received: " + clazz); } } else if (CONTENT_LENGTH.equalsIgnoreCase(name)) { if (value instanceof Number) { target.setContentLength(((Number) value).longValue()); } else if (value instanceof String) { target.setContentLength(Long.parseLong((String) value)); } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected Number or String value for 'Content-Length' header value, but received: " + clazz); } } else if (MessageHeaders.CONTENT_TYPE.equalsIgnoreCase(name)) { if (value instanceof MediaType) { target.setContentType((MediaType) value); } else if (value instanceof String) { target.setContentType(MediaType.parseMediaType((String) value)); } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected MediaType or String value for 'Content-Type' header value, but received: " + clazz); } } else if (DATE.equalsIgnoreCase(name)) { if (value instanceof Date) { target.setDate(((Date) value).getTime()); } else if (value instanceof Number) { target.setDate(((Number) value).longValue()); } else if (value instanceof String) { try { target.setDate(Long.parseLong((String) value)); } catch (NumberFormatException e) { target.setDate(this.getFirstDate((String) value, DATE)); } } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected Date, Number, or String value for 'Date' header value, but received: " + clazz); } } else if (ETAG.equalsIgnoreCase(name)) { if (value instanceof String) { target.setETag((String) value); } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected String value for 'ETag' header value, but received: " + clazz); } } else if (EXPIRES.equalsIgnoreCase(name)) { if (value instanceof Date) { target.setExpires(((Date) value).getTime()); } else if (value instanceof Number) { target.setExpires(((Number) value).longValue()); } else if (value instanceof String) { try { target.setExpires(Long.parseLong((String) value)); } catch (NumberFormatException e) { target.setExpires(this.getFirstDate((String) value, EXPIRES)); } } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected Date, Number, or String value for 'Expires' header value, but received: " + clazz); } } else if (IF_MODIFIED_SINCE.equalsIgnoreCase(name)) { if (value instanceof Date) { target.setIfModifiedSince(((Date) value).getTime()); } else if (value instanceof Number) { target.setIfModifiedSince(((Number) value).longValue()); } else if (value instanceof String) { try { target.setIfModifiedSince(Long.parseLong((String) value)); } catch (NumberFormatException e) { target.setIfModifiedSince(this.getFirstDate((String) value, IF_MODIFIED_SINCE)); } } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected Date, Number, or String value for 'If-Modified-Since' header value, but received: " + clazz); } } else if (IF_UNMODIFIED_SINCE.equalsIgnoreCase(name)) { String ifUnmodifiedSinceValue = null; if (value instanceof Date) { ifUnmodifiedSinceValue = this.formatDate(((Date) value).getTime()); } else if (value instanceof Number) { ifUnmodifiedSinceValue = this.formatDate(((Number) value).longValue()); } else if (value instanceof String) { try { ifUnmodifiedSinceValue = this.formatDate(Long.parseLong((String) value)); } catch (NumberFormatException e) { long longValue = this.getFirstDate((String) value, IF_UNMODIFIED_SINCE); ifUnmodifiedSinceValue = this.formatDate(longValue); } } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected Date, Number, or String value for 'If-Unmodified-Since' header value, but received: " + clazz); } target.set(IF_UNMODIFIED_SINCE, ifUnmodifiedSinceValue); } else if (IF_NONE_MATCH.equalsIgnoreCase(name)) { if (value instanceof String) { target.setIfNoneMatch((String) value); } else if (value instanceof String[]) { String delmitedString = StringUtils.arrayToCommaDelimitedString((String[]) value); target.setIfNoneMatch(delmitedString); } else if (value instanceof Collection) { Collection<?> values = (Collection<?>) value; if (!CollectionUtils.isEmpty(values)) { List<String> ifNoneMatchList = new ArrayList<String>(); for (Object next : values) { if (next instanceof String) { ifNoneMatchList.add((String) next); } else { Class<?> clazz = (next != null) ? next.getClass() : null; throw new IllegalArgumentException( "Expected String value for 'If-None-Match' header value, but received: " + clazz); } } target.setIfNoneMatch(ifNoneMatchList); } } } else if (LAST_MODIFIED.equalsIgnoreCase(name)) { if (value instanceof Date) { target.setLastModified(((Date) value).getTime()); } else if (value instanceof Number) { target.setLastModified(((Number) value).longValue()); } else if (value instanceof String) { try { target.setLastModified(Long.parseLong((String) value)); } catch (NumberFormatException e) { target.setLastModified(this.getFirstDate((String) value, LAST_MODIFIED)); } } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected Date, Number, or String value for 'Last-Modified' header value, but received: " + clazz); } } else if (LOCATION.equalsIgnoreCase(name)) { if (value instanceof URI) { target.setLocation((URI) value); } else if (value instanceof String) { try { target.setLocation(new URI((String) value)); } catch (URISyntaxException e) { throw new IllegalArgumentException(e); } } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected URI or String value for 'Location' header value, but received: " + clazz); } } else if (PRAGMA.equalsIgnoreCase(name)) { if (value instanceof String) { target.setPragma((String) value); } else { Class<?> clazz = (value != null) ? value.getClass() : null; throw new IllegalArgumentException( "Expected String value for 'Pragma' header value, but received: " + clazz); } } else if (value instanceof String) { target.set(name, (String) value); } else if (value instanceof String[]) { for (String next : (String[]) value) { target.add(name, next); } } else if (value instanceof Iterable<?>) { for (Object next : (Iterable<?>) value) { String convertedValue = null; if (next instanceof String) { convertedValue = (String) next; } else { convertedValue = this.convertToString(value); } if (StringUtils.hasText(convertedValue)) { target.add(name, convertedValue); } else { logger.warn("Element of the header '" + name + "' with value '" + value + "' will not be set since it is not a String and no Converter is available. " + "Consider registering a Converter with ConversionService (e.g., <int:converter>)"); } } } else { String convertedValue = this.convertToString(value); if (StringUtils.hasText(convertedValue)) { target.set(name, convertedValue); } else { logger.warn("Header '" + name + "' with value '" + value + "' will not be set since it is not a String and no Converter is available. " + "Consider registering a Converter with ConversionService (e.g., <int:converter>)"); } } }