Example usage for org.springframework.http HttpHeaders setContentLength

Introduction

In this page you can find the example usage for org.springframework.http HttpHeaders setContentLength.

Prototype

public void setContentLength(long contentLength) 

Source Link

Document

Set the length of the body in bytes, as specified by the Content-Length header.

Usage

From source file:org.shaf.server.controller.CmdActionController.java

/**
 * Gets data from the server.//from w w  w . ja v  a2s  . c  o  m
 * 
 * @param storage
 *            the resource type.
 * @param alias
 *            the data alias.
 * @return the entity for downloading data.
 * @throws Exception
 *             if an error occurs.
 */
@RequestMapping(value = "/download/{storage}/{alias}", method = RequestMethod.GET)
public @ResponseBody ResponseEntity<InputStreamResource> onDownload(@PathVariable String storage,
        @PathVariable String alias) throws Exception {
    LOG.debug("CALL service: /cmd/download/{" + storage + "}/{" + alias + "}");

    Firewall firewall = super.getFirewall();
    String username = super.getUserName();
    StorageDriver driver = OPER.getStorageDriver(firewall, username, StorageType.CONSUMER, storage);

    HttpHeaders header = new HttpHeaders();
    header.setContentType(MediaType.APPLICATION_OCTET_STREAM);
    header.setContentLength(driver.getLength(alias));
    header.setContentDispositionFormData("attachment", alias);

    return new ResponseEntity<InputStreamResource>(new InputStreamResource(driver.getInputStream(alias)),
            header, HttpStatus.OK);
}

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From source file:com.highcharts.export.controller.ExportController.java

@RequestMapping(value = "/files/{name}.{ext}", method = RequestMethod.GET)
public HttpEntity<byte[]> getFile(@PathVariable("name") String name, @PathVariable("ext") String extension)
        throws SVGConverterException, IOException {

    Path path = Paths.get(TempDir.getOutputDir().toString(), name + "." + extension);
    String filename = path.toString();
    MimeType mime = getMime(extension);

    ByteArrayOutputStream stream = writeFileToStream(filename);

    HttpHeaders headers = new HttpHeaders();
    headers.add("Content-Type", mime.getType() + "; charset=utf-8");
    headers.setContentLength(stream.size());

    return new HttpEntity<byte[]>(stream.toByteArray(), headers);
}

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From source file:org.mitre.openid.connect.web.ClientAPI.java

/**
 * Get the logo image for a client//from   www  .j a  v  a  2  s .co m
 * @param id
 */
@RequestMapping(value = "/{id}/logo", method = RequestMethod.GET, produces = { MediaType.IMAGE_GIF_VALUE,
        MediaType.IMAGE_JPEG_VALUE, MediaType.IMAGE_PNG_VALUE })
public ResponseEntity<byte[]> getClientLogo(@PathVariable("id") Long id, Model model) {

    ClientDetailsEntity client = clientService.getClientById(id);

    if (client == null) {
        return new ResponseEntity<>(HttpStatus.NOT_FOUND);
    } else if (Strings.isNullOrEmpty(client.getLogoUri())) {
        return new ResponseEntity<>(HttpStatus.NOT_FOUND);
    } else {
        // get the image from cache
        CachedImage image = clientLogoLoadingService.getLogo(client);

        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.parseMediaType(image.getContentType()));
        headers.setContentLength(image.getLength());

        return new ResponseEntity<>(image.getData(), headers, HttpStatus.OK);
    }
}

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From source file:bjerne.gallery.controller.GalleryController.java

/**
 * Method used to return the binary of a gallery file (
 * {@link GalleryFile#getActualFile()} ). This method handles 304 redirects
 * (if file has not changed) and range headers if requested by browser. The
 * range parts is particularly important for videos. The correct response
 * status is set depending on the circumstances.
 * <p>//from   ww w.  j a va2 s.c  o  m
 * NOTE: the range logic should NOT be considered a complete implementation
 * - it's a bare minimum for making requests for byte ranges work.
 * 
 * @param request
 *            Request
 * @param galleryFile
 *            Gallery file
 * @return The binary of the gallery file, or a 304 redirect, or a part of
 *         the file.
 * @throws IOException
 *             If there is an issue accessing the binary file.
 */
private ResponseEntity<InputStreamResource> returnResource(WebRequest request, GalleryFile galleryFile)
        throws IOException {
    LOG.debug("Entering returnResource()");
    if (request.checkNotModified(galleryFile.getActualFile().lastModified())) {
        return null;
    }
    File file = galleryFile.getActualFile();
    String contentType = galleryFile.getContentType();
    String rangeHeader = request.getHeader(HttpHeaders.RANGE);
    long[] ranges = getRangesFromHeader(rangeHeader);
    long startPosition = ranges[0];
    long fileTotalSize = file.length();
    long endPosition = ranges[1] != 0 ? ranges[1] : fileTotalSize - 1;
    long contentLength = endPosition - startPosition + 1;
    LOG.debug("contentLength: {}, file length: {}", contentLength, fileTotalSize);

    LOG.debug("Returning resource {} as inputstream. Start position: {}", file.getCanonicalPath(),
            startPosition);
    InputStream boundedInputStream = new BoundedInputStream(new FileInputStream(file), endPosition + 1);

    InputStream is = new BufferedInputStream(boundedInputStream, 65536);
    InputStreamResource inputStreamResource = new InputStreamResource(is);
    HttpHeaders responseHeaders = new HttpHeaders();
    responseHeaders.setContentLength(contentLength);
    responseHeaders.setContentType(MediaType.valueOf(contentType));
    responseHeaders.add(HttpHeaders.ACCEPT_RANGES, "bytes");
    if (StringUtils.isNotBlank(rangeHeader)) {
        is.skip(startPosition);
        String contentRangeResponseHeader = "bytes " + startPosition + "-" + endPosition + "/" + fileTotalSize;
        responseHeaders.add(HttpHeaders.CONTENT_RANGE, contentRangeResponseHeader);
        LOG.debug("{} was not null but {}. Adding header {} to response: {}", HttpHeaders.RANGE, rangeHeader,
                HttpHeaders.CONTENT_RANGE, contentRangeResponseHeader);
    }
    HttpStatus status = (startPosition == 0 && contentLength == fileTotalSize) ? HttpStatus.OK
            : HttpStatus.PARTIAL_CONTENT;
    LOG.debug("Returning {}. Status: {}, content-type: {}, {}: {}, contentLength: {}", file, status,
            contentType, HttpHeaders.CONTENT_RANGE, responseHeaders.get(HttpHeaders.CONTENT_RANGE),
            contentLength);
    return new ResponseEntity<InputStreamResource>(inputStreamResource, responseHeaders, status);
}

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From source file:net.sf.jsog.spring.StringJsogHttpMessageConverterTest.java

@Test
public void testWrite() throws Exception {

    // TODO: Make this test more robust

    // Setup//from ww  w. j  a v a 2s  .  c o  m
    String encoding = "ISO-8859-1";
    String expected = "\"foobar\"";
    MediaType contentType = JSON_CONTENT_TYPE;

    HttpOutputMessage output = createMock(HttpOutputMessage.class);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    expect(output.getBody()).andReturn(baos);

    HttpHeaders headers = createMock(HttpHeaders.class);
    expect(output.getHeaders()).andReturn(headers).anyTimes();

    headers.setContentType(contentType);
    expectLastCall();
    headers.setContentLength(expected.getBytes(encoding).length);
    expectLastCall();

    // Execution
    replay(headers, output);
    instance.write(JSOG.parse(expected), contentType, output);

    // Verification
    verify(headers, output);
    assertEquals(expected, baos.toString(encoding));
}

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From source file:net.sf.jsog.spring.StringJsogHttpMessageConverterTest.java

@Test
public void testWriteObject() throws Exception {

    // TODO: Make this test more robust

    // Setup//from ww  w .  j  ava  2 s  . c om
    String encoding = "ISO-8859-1";
    String expected = "{\"foo\":\"bar\"}";
    MediaType contentType = JSON_CONTENT_TYPE;

    HttpOutputMessage output = createMock(HttpOutputMessage.class);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    expect(output.getBody()).andReturn(baos);

    HttpHeaders headers = createMock(HttpHeaders.class);
    expect(output.getHeaders()).andReturn(headers).anyTimes();

    headers.setContentType(contentType);
    expectLastCall();
    headers.setContentLength(expected.getBytes(encoding).length);
    expectLastCall();

    // Execution
    replay(headers, output);
    instance.write(JSOG.parse(expected), contentType, output);

    // Verification
    verify(headers, output);
    assertEquals(expected, baos.toString(encoding));
}

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From source file:net.sf.jsog.spring.StringJsogHttpMessageConverterTest.java

@Test
public void testWriteArray() throws Exception {

    // TODO: Make this test more robust

    // Setup/*w w  w. j  a va2  s .  co  m*/
    String encoding = "ISO-8859-1";
    String expected = "[\"foo\",\"bar\"]";
    MediaType contentType = JSON_CONTENT_TYPE;

    HttpOutputMessage output = createMock(HttpOutputMessage.class);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    expect(output.getBody()).andReturn(baos);

    HttpHeaders headers = createMock(HttpHeaders.class);
    expect(output.getHeaders()).andReturn(headers).anyTimes();

    headers.setContentType(contentType);
    expectLastCall();
    headers.setContentLength(expected.getBytes(encoding).length);
    expectLastCall();

    // Execution
    replay(headers, output);
    instance.write(JSOG.parse(expected), contentType, output);

    // Verification
    verify(headers, output);
    assertEquals(expected, baos.toString(encoding));
}

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From source file:net.sf.jsog.spring.StringJsogHttpMessageConverterTest.java

@Test
public void testWriteCustomEncoding() throws Exception {

    // TODO: Make this test more robust

    // Setup//from   w  w  w.  ja v a 2s.  c om
    String encoding = "UTF-8";
    instance.setEncoding(encoding);

    String expected = "\"foobar\"";

    MediaType contentType = JSON_CONTENT_TYPE;

    HttpOutputMessage output = createMock(HttpOutputMessage.class);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    expect(output.getBody()).andReturn(baos);

    HttpHeaders headers = createMock(HttpHeaders.class);
    expect(output.getHeaders()).andReturn(headers).anyTimes();

    headers.setContentType(contentType);
    expectLastCall();
    headers.setContentLength(expected.getBytes(encoding).length);
    expectLastCall();

    // Execution
    replay(headers, output);
    instance.write(JSOG.parse(expected), contentType, output);

    // Verification
    verify(headers, output);
    assertEquals(expected, baos.toString(encoding));
}

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From source file:net.sf.jsog.spring.StringJsogHttpMessageConverterTest.java

@Test
public void testWriteCustomEncodingSetByCharset() throws Exception {

    // TODO: Make this test more robust

    // Setup/*from w  w w  . j  a  v  a  2  s.com*/
    String encoding = "UTF-8";
    instance.setEncoding(Charset.forName(encoding));

    String expected = "\"foobar\"";

    MediaType contentType = JSON_CONTENT_TYPE;

    HttpOutputMessage output = createMock(HttpOutputMessage.class);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    expect(output.getBody()).andReturn(baos);

    HttpHeaders headers = createMock(HttpHeaders.class);
    expect(output.getHeaders()).andReturn(headers).anyTimes();

    headers.setContentType(contentType);
    expectLastCall();
    headers.setContentLength(expected.getBytes(encoding).length);
    expectLastCall();

    // Execution
    replay(headers, output);
    instance.write(JSOG.parse(expected), contentType, output);

    // Verification
    verify(headers, output);
    assertEquals(expected, baos.toString(encoding));
}

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From source file:net.sf.jsog.spring.StringJsogHttpMessageConverterTest.java

@Test
public void testWriteCustomOutputContentType() throws Exception {

    // TODO: Make this test more robust

    // Setup//from w  w w.  java2 s  .  c  o  m
    String encoding = "US-ASCII";
    instance.setEncoding(encoding);

    String expected = "\"foobar\"";

    MediaType contentType = new MediaType("text", "plain", Charset.forName(encoding));
    instance.setOutputContentType(contentType);

    HttpOutputMessage output = createMock(HttpOutputMessage.class);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    expect(output.getBody()).andReturn(baos);

    HttpHeaders headers = createMock(HttpHeaders.class);
    expect(output.getHeaders()).andReturn(headers).anyTimes();

    headers.setContentType(contentType);
    expectLastCall();
    headers.setContentLength(expected.getBytes(encoding).length);
    expectLastCall();

    // Execution
    replay(headers, output);
    instance.write(JSOG.parse(expected), contentType, output);

    // Verification
    verify(headers, output);
    assertEquals(expected, baos.toString(encoding));
}

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