Example usage for com.google.common.io ByteSource openStream

Introduction

In this page you can find the example usage for com.google.common.io ByteSource openStream.

Prototype

public abstract InputStream openStream() throws IOException;

Source Link

Document

Opens a new InputStream for reading from this source.

Usage

From source file:org.codice.ddf.security.crl.generator.CrlGenerator.java

/**
 * Validates the given CRL by attempting to create a {@link CRL}
 *
 * @param byteSource - CRL byte source//from www  .j  a va 2s.  c  o  m
 * @return - True if the CRL is valid. False if its invalid
 */
private boolean crlIsValid(ByteSource byteSource) {
    try (InputStream inputStream = byteSource.openStream()) {
        CertificateFactory certificateFactory = CertificateFactory.getInstance("X.509");
        certificateFactory.generateCRL(inputStream);
    } catch (CertificateException | CRLException | IOException e) {
        LOGGER.warn("An error occurred while validating the CRL. {}", e.getMessage());
        return false;
    }
    return true;
}

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From source file:org.dcache.gsi.ServerGsiEngine.java

private void readDelegatedCredentials(ByteSource source) throws GeneralSecurityException, IOException {
    SSLSession session = getSession();

    /* Parse the delegated certificate.
     *//*from w  w w .  j a  va 2 s. c o m*/
    X509Certificate certificate;
    try (InputStream in = source.openStream()) {
        certificate = (X509Certificate) cf.generateCertificate(in);
    }
    LOGGER.trace("Received delegated cert: {}", certificate);

    /* Verify that it matches our certificate request.
     */
    verifyDelegatedCert(certificate);

    /* Build a certificate chain for the delegated certificate.
     */
    Certificate[] chain = session.getPeerCertificates();
    int chainLen = chain.length;
    X509Certificate[] newChain = new X509Certificate[chainLen + 1];
    newChain[0] = certificate;
    for (int i = 0; i < chainLen; i++) {
        newChain[i + 1] = (X509Certificate) chain[i];
    }

    /* Store GSI credentials in the SSL session. Use GsiRequestCustomizer to copy these
     * to the Request objects.
     */
    X509Credential proxy = new KeyAndCertCredential(keyPair.getPrivate(), newChain);
    session.putValue(X509_CREDENTIAL, proxy);
}

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From source file:io.prestosql.plugin.example.ExampleRecordCursor.java

public ExampleRecordCursor(List<ExampleColumnHandle> columnHandles, ByteSource byteSource) {
    this.columnHandles = columnHandles;

    fieldToColumnIndex = new int[columnHandles.size()];
    for (int i = 0; i < columnHandles.size(); i++) {
        ExampleColumnHandle columnHandle = columnHandles.get(i);
        fieldToColumnIndex[i] = columnHandle.getOrdinalPosition();
    }/*from www. j a  v  a 2 s.  c  om*/

    try (CountingInputStream input = new CountingInputStream(byteSource.openStream())) {
        lines = byteSource.asCharSource(UTF_8).readLines().iterator();
        totalBytes = input.getCount();
    } catch (IOException e) {
        throw new UncheckedIOException(e);
    }
}

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From source file:com.facebook.presto.example.ExampleRecordCursor.java

public ExampleRecordCursor(List<ExampleColumnHandle> columnHandles, ByteSource byteSource) {
    this.columnHandles = columnHandles;

    fieldToColumnIndex = new int[columnHandles.size()];
    for (int i = 0; i < columnHandles.size(); i++) {
        ExampleColumnHandle columnHandle = columnHandles.get(i);
        fieldToColumnIndex[i] = columnHandle.getOrdinalPosition();
    }//  w  w w  .  j  a va 2  s  . c  o m

    try (CountingInputStream input = new CountingInputStream(byteSource.openStream())) {
        lines = byteSource.asCharSource(UTF_8).readLines().iterator();
        totalBytes = input.getCount();
    } catch (IOException e) {
        throw Throwables.propagate(e);
    }
}

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From source file:org.obiba.mica.study.service.StudyPackageImportServiceImpl.java

private void saveTempFile(Attachment attachment, ByteSource content) throws IOException {
    TempFile tempFile = new TempFile();
    tempFile.setId(attachment.getId());/*from w ww.  j  ava2s  . c  om*/
    tempFile.setName(attachment.getName());
    tempFileService.addTempFile(tempFile, content.openStream());
    attachment.setMd5(content.hash(Hashing.md5()).toString());
    attachment.setSize(content.size());
}

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From source file:net.derquinse.common.io.MemoryByteSourceLoader.java

/**
 * Loads the contents of an existing source into a memory byte source.
 * @return The loaded data in a byte source.
 *//*  ww  w.  j ava2 s . c  om*/
public MemoryByteSource load(ByteSource source) throws IOException {
    checkNotNull(source, "The byte source to load must be provided");
    if (transformer == null && source instanceof MemoryByteSource) {
        return transform((MemoryByteSource) source);
    }
    Closer closer = Closer.create();
    try {
        InputStream is = closer.register(source.openStream());
        return load(is);
    } catch (Throwable t) {
        throw closer.rethrow(t);
    } finally {
        closer.close();
    }
}

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From source file:org.codice.ddf.cxf.paos.PaosInInterceptor.java

@VisibleForTesting
HttpUnsuccessfulResponseHandler getHttpUnsuccessfulResponseHandler(Message message) {
    return (request, response, supportsRetry) -> {
        String redirectLocation = response.getHeaders().getLocation();
        if (isRedirect(request, response, redirectLocation)) {
            String method = (String) message.get(Message.HTTP_REQUEST_METHOD);
            HttpContent content = null;/*from w  ww  . j a v a2s .  c om*/
            if (!isRedirectable(method)) {
                try (TemporaryFileBackedOutputStream tfbos = new TemporaryFileBackedOutputStream()) {
                    message.setContent(OutputStream.class, tfbos);
                    BodyWriter bodyWriter = new BodyWriter();
                    bodyWriter.handleMessage(message);
                    ByteSource byteSource = tfbos.asByteSource();
                    content = new InputStreamContent((String) message.get(Message.CONTENT_TYPE),
                            byteSource.openStream()).setLength(byteSource.size());
                }
            }

            // resolve the redirect location relative to the current location
            request.setUrl(new GenericUrl(request.getUrl().toURL(redirectLocation)));
            request.setRequestMethod(method);
            request.setContent(content);
            // remove Authorization and If-* headers
            request.getHeaders().setAuthorization((String) null);
            request.getHeaders().setIfMatch(null);
            request.getHeaders().setIfNoneMatch(null);
            request.getHeaders().setIfModifiedSince(null);
            request.getHeaders().setIfUnmodifiedSince(null);
            request.getHeaders().setIfRange(null);
            request.getHeaders().setCookie((String) ((List) response.getHeaders().get("set-cookie")).get(0));

            Map<String, List<String>> headers = (Map<String, List<String>>) message
                    .get(Message.PROTOCOL_HEADERS);
            headers.forEach((key, value) -> request.getHeaders().set(key, value));
            return true;
        }
        return false;
    };
}

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From source file:org.codice.alliance.plugin.nitf.NitfPostProcessPlugin.java

private Stream<ProcessCreateItem> handleProcessCreateItem(ProcessCreateItem processCreateItem) {
    List<ProcessCreateItem> createdItems = new ArrayList<>();
    Metacard metacard = processCreateItem.getMetacard();
    ProcessResource processResource = processCreateItem.getProcessResource();

    if (shouldProcess(processResource)) {
        try (TemporaryFileBackedOutputStream fbos = new TemporaryFileBackedOutputStream(
                DEFAULT_FILE_BACKED_OUTPUT_STREAM_THRESHOLD)) {

            // TODO: 06/21/2018 oconnormi - can probably get rid of this once
            // ProcessResourceImpl.getInputStream can be called multiple times
            fbos.write(IOUtils.toByteArray(processResource.getInputStream()));
            ByteSource byteSource = fbos.asByteSource();
            BufferedImage renderedImage = renderImage(byteSource.openStream());

            if (renderedImage != null) {
                addThumbnailToMetacard(metacard, renderedImage);
                processCreateItem.markMetacardAsModified();
                if (createOverview) {
                    ProcessResource overviewProcessResource = createOverviewResource(renderedImage, metacard);
                    createdItems.add(new ProcessCreateItemImpl(overviewProcessResource, metacard));
                }//  w w w  . jav a2 s. c o m

                if (storeOriginalImage) {
                    ProcessResource originalImageProcessResource = createOriginalImage(
                            renderImageUsingOriginalDataModel(byteSource.openStream()), metacard);

                    createdItems.add(new ProcessCreateItemImpl(originalImageProcessResource, metacard));
                }
            }
        } catch (IOException | NitfFormatException | RuntimeException e) {
            LOGGER.debug("An error occured when rendering a nitf for {}", processResource.getName(), e);
        } catch (InterruptedException e) {
            LOGGER.error("Rendering failed for {}", processResource.getName(), e);
            Thread.currentThread().interrupt();
            throw new RuntimeException(String.format("Rendering failed for %s", processResource.getName()), e);
        }
    }
    return createdItems.stream();
}

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From source file:org.codice.alliance.plugin.nitf.NitfPostProcessPlugin.java

private Stream<ProcessUpdateItem> handleProcessUpdateItem(ProcessUpdateItem processUpdateItem) {
    List<ProcessUpdateItem> updatedItems = new ArrayList<>();
    Metacard metacard = processUpdateItem.getMetacard();
    Metacard originalMetacard = processUpdateItem.getOldMetacard();
    ProcessResource processResource = processUpdateItem.getProcessResource();

    if (shouldProcess(processResource)) {
        try (TemporaryFileBackedOutputStream fbos = new TemporaryFileBackedOutputStream(
                DEFAULT_FILE_BACKED_OUTPUT_STREAM_THRESHOLD)) {

            fbos.write(IOUtils.toByteArray(processResource.getInputStream()));
            ByteSource byteSource = fbos.asByteSource();
            BufferedImage renderedImage = renderImage(byteSource.openStream());

            if (renderedImage != null) {
                addThumbnailToMetacard(metacard, renderedImage);
                processUpdateItem.markMetacardAsModified();

                if (createOverview) {
                    ProcessResource overviewProcessResource = createOverviewResource(renderedImage, metacard);
                    updatedItems.add(/*from w ww . ja va  2 s .c o  m*/
                            new ProcessUpdateItemImpl(overviewProcessResource, metacard, originalMetacard));
                }

                if (storeOriginalImage) {
                    ProcessResource originalImageProcessResource = createOriginalImage(
                            renderImageUsingOriginalDataModel(byteSource.openStream()), metacard);

                    updatedItems.add(new ProcessUpdateItemImpl(originalImageProcessResource, metacard,
                            originalMetacard));
                }
            }
        } catch (IOException | NitfFormatException | RuntimeException e) {
            LOGGER.debug(e.getMessage(), e);
        } catch (InterruptedException e) {
            LOGGER.error("Rendering failed for {}", processResource.getName(), e);
            Thread.currentThread().interrupt();
            throw new RuntimeException(String.format("Rendering failed for %s", processResource.getName()), e);
        }
    }
    return updatedItems.stream();
}

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From source file:org.codice.ddf.security.crl.generator.CrlGenerator.java

/**
 * Writes out the CRL to the given file and adds its path to the property files.
 *
 * @param byteSource - CRL byte source/*from   ww w  . ja v a  2 s .c  o m*/
 * @param crlFile - the file to write the CRL to
 */
private void writeCrlToFile(ByteSource byteSource, File crlFile) {
    try {
        AccessController.doPrivileged((PrivilegedExceptionAction<Void>) () -> {
            // Write out to file
            try (OutputStream outStream = new FileOutputStream(crlFile);
                    InputStream inputStream = byteSource.openStream()) {
                IOUtils.copy(inputStream, outStream);
                SecurityLogger.audit("Copied the content of the CRl at {} to the local CRL at {}.",
                        crlLocationUrl, crlFile.getPath());
                setCrlFileLocationInPropertiesFile(crlFile.getPath());
            }
            return null;
        });
    } catch (PrivilegedActionException e) {
        LOGGER.warn("Unable to save the CRL.");
        LOGGER.debug("Unable to save the CRL. {}", e.getCause());
        postErrorEvent("Unable to save the CRL.");
    }
}

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