Example usage for org.springframework.util StreamUtils copyToByteArray

Introduction

In this page you can find the example usage for org.springframework.util StreamUtils copyToByteArray.

Prototype

public static byte[] copyToByteArray(@Nullable InputStream in) throws IOException 

Source Link

Document

Copy the contents of the given InputStream into a new byte array.

Usage

From source file:com.hillert.botanic.model.Image.java

public Image(String name, Resource data, Plant plant) {
    this.name = name;
    this.plant = plant;

    InputStream is = null;/*  w w  w. j a  v  a2 s.com*/
    try {
        is = data.getInputStream();
        this.image = StreamUtils.copyToByteArray(is);
        is.close();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } finally {
        try {
            if (is != null) {
                is.close();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

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From source file:io.spring.initializr.generator.ProjectResourceLocator.java

/**
 * Return the binary content of the resource at the specified location.
 * @param location a resource location//from  w  ww.  ja v a  2 s . c o m
 * @return the content of the resource
 */
@Cacheable("initializr.project-resources")
public byte[] getBinaryResource(String location) {
    try (InputStream stream = getInputStream(location)) {
        return StreamUtils.copyToByteArray(stream);
    } catch (IOException ex) {
        throw new IllegalStateException("Cannot get resource", ex);
    }
}

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From source file:org.terasoluna.gfw.functionaltest.app.download.DownloadTest.java

@Test
public void test01_01_fileDownload() throws IOException {
    ResponseEntity<byte[]> response = restTemplate.getForEntity(applicationContextUrl + "/download/1_1",
            byte[].class);
    ClassPathResource images = new ClassPathResource("/image/Duke.png");

    byte[] expected = StreamUtils.copyToByteArray(images.getInputStream());

    HttpHeaders headers = response.getHeaders();
    System.out.println("test01_01_fileDownload: X-Track=" + headers.getFirst("X-Track"));
    assertThat(headers.getFirst("Content-Disposition"), is("attachment; filename=Duke.png"));

    MediaType contentType = headers.getContentType();
    assertThat(contentType.getType(), is("image"));
    assertThat(contentType.getSubtype(), is("png"));

    assertThat(response.getBody(), is(expected));
}

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From source file:org.zalando.stups.swagger.codegen.SwaggerCodegenController.java

@RequestMapping(value = "/v2/api-docs")
public String getApi() throws IOException {
    final Resource r = resourceLoader.getResource(swaggerCodegenProperties.getApiClasspathLocation());
    return new String(StreamUtils.copyToByteArray(r.getInputStream()));

}

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From source file:com.github.ukase.toolkit.WrappedUserAgentCallback.java

@Override
public ImageResource getImageResource(String uri) {
    if (source.hasResource(uri)) {
        try (InputStream stream = source.getResource(uri)) {
            Image image = Image.getInstance(StreamUtils.copyToByteArray(stream));
            scaleToOutputResolution(image);
            return new ImageResource(uri, new ITextFSImage(image));
        } catch (IOException | DocumentException e) {
            log.error("Cannot read image [" + uri + "]", e);
        }//from  w  w w.j a v  a  2 s  .c o  m
    }
    return delegate.getImageResource(uri);
}

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From source file:com.github.ukase.toolkit.WrappedUserAgentCallback.java

@Override
public byte[] getBinaryResource(String uri) {
    if (source.hasResource(uri)) {
        try (InputStream stream = source.getResource(uri)) {
            return StreamUtils.copyToByteArray(stream);
        } catch (IOException e) {
            log.error("Cannot map resource to byte array [" + uri + "]", e);
        }// ww w  .ja v a2s  .c  o  m
    }
    return delegate.getBinaryResource(uri);
}

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From source file:org.crazydog.util.spring.DigestUtils.java

private static byte[] digest(String algorithm, InputStream inputStream) throws IOException {
    MessageDigest messageDigest = getDigest(algorithm);
    if (inputStream instanceof UpdateMessageDigestInputStream) {
        ((UpdateMessageDigestInputStream) inputStream).updateMessageDigest(messageDigest);
        return messageDigest.digest();
    } else {//w  w w  . j  av a 2s.  c o  m
        return messageDigest.digest(StreamUtils.copyToByteArray(inputStream));
    }
}

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From source file:com.dreamworks.dsp.server.EmbeddedSftpServer.java

private PublicKey decodePublicKey() throws Exception {
    InputStream stream = new ClassPathResource("keys/sftp_rsa.pub").getInputStream();
    byte[] decodeBuffer = Base64.decodeBase64(StreamUtils.copyToByteArray(stream));
    ByteBuffer bb = ByteBuffer.wrap(decodeBuffer);
    int len = bb.getInt();
    byte[] type = new byte[len];
    bb.get(type);/*ww  w  .j  a va 2s. com*/
    if ("ssh-rsa".equals(new String(type))) {
        BigInteger e = decodeBigInt(bb);
        BigInteger m = decodeBigInt(bb);
        RSAPublicKeySpec spec = new RSAPublicKeySpec(m, e);
        return KeyFactory.getInstance("RSA").generatePublic(spec);

    } else {
        throw new IllegalArgumentException("Only supports RSA");
    }
}

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From source file:eu.openanalytics.shinyproxy.controllers.BaseController.java

protected String resolveImageURI(String resourceURI) {
    if (resourceURI == null || resourceURI.isEmpty())
        return resourceURI;
    if (imageCache.containsKey(resourceURI))
        return imageCache.get(resourceURI);

    String resolvedValue = resourceURI;
    if (resourceURI.toLowerCase().startsWith("file://")) {
        String mimetype = URLConnection.guessContentTypeFromName(resourceURI);
        if (mimetype == null) {
            logger.warn("Cannot determine mimetype for resource: " + resourceURI);
        } else {/*from   w ww.  jav a2 s  .  c  o m*/
            try (InputStream input = new URL(resourceURI).openConnection().getInputStream()) {
                byte[] data = StreamUtils.copyToByteArray(input);
                String encoded = Base64.getEncoder().encodeToString(data);
                resolvedValue = String.format("data:%s;base64,%s", mimetype, encoded);
            } catch (IOException e) {
                logger.warn("Failed to convert file URI to data URI: " + resourceURI, e);
            }
        }
    }
    imageCache.put(resourceURI, resolvedValue);
    return resolvedValue;
}

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From source file:demo.SourceHttpMessageConverter.java

private SAXSource readSAXSource(InputStream body) throws IOException {
    try {//from w w w . ja  v  a 2 s.com
        XMLReader reader = XMLReaderFactory.createXMLReader();
        reader.setFeature("http://apache.org/xml/features/disallow-doctype-decl", !isSupportDtd());
        reader.setFeature("http://xml.org/sax/features/external-general-entities", isProcessExternalEntities());
        if (!isProcessExternalEntities()) {
            reader.setEntityResolver(NO_OP_ENTITY_RESOLVER);
        }
        byte[] bytes = StreamUtils.copyToByteArray(body);
        return new SAXSource(reader, new InputSource(new ByteArrayInputStream(bytes)));
    } catch (SAXException ex) {
        throw new HttpMessageNotReadableException("Could not parse document: " + ex.getMessage(), ex);
    }
}

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