Example usage for org.apache.commons.io FileUtils openInputStream

List of usage examples for org.apache.commons.io FileUtils openInputStream

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Introduction

In this page you can find the example usage for org.apache.commons.io FileUtils openInputStream.

Prototype

public static FileInputStream openInputStream(File file) throws IOException

Source Link

Document

Opens a FileInputStream for the specified file, providing better error messages than simply calling new FileInputStream(file).

Usage

From source file:org.eclipse.lyo.client.oslc.samples.automation.WriteThroughProperties.java

/**
 * Default constructor./*from  w ww  .  j a  v a 2s  .co m*/
 * 
 * @param fileUri
 *            URI for a local File containing the properties
 * @throws IOException 
 */
public WriteThroughProperties(URI fileUri) throws IOException {

    this.adapterPropertiesFile = new File(fileUri);

    FileInputStream fis = FileUtils.openInputStream(adapterPropertiesFile);

    load(fis);

    fis.close();

}

From source file:org.eclipse.smarthome.model.core.internal.folder.FolderObserver.java

private void checkFolder(String foldername) {
    File folder = getFolder(foldername);
    if (!folder.exists()) {
        return;// w ww .  java2 s .c  o  m
    }
    String[] extensions = folderFileExtMap.get(foldername);

    // check current files and add or refresh them accordingly
    Set<String> currentFileNames = new HashSet<String>();
    for (File file : folder.listFiles()) {
        if (file.isDirectory())
            continue;
        if (!file.getName().contains("."))
            continue;
        if (file.getName().startsWith("."))
            continue;

        // if there is an extension filter defined, continue if the file has a different extension
        String fileExt = getExtension(file.getName());
        if (extensions != null && extensions.length > 0 && !ArrayUtils.contains(extensions, fileExt))
            continue;

        currentFileNames.add(file.getName());
        Long timeLastCheck = lastCheckedMap.get(file.getName());
        if (timeLastCheck == null)
            timeLastCheck = 0L;
        if (FileUtils.isFileNewer(file, timeLastCheck)) {
            if (modelRepo != null) {
                try {
                    if (modelRepo.addOrRefreshModel(file.getName(), FileUtils.openInputStream(file))) {
                        lastCheckedMap.put(file.getName(), new Date().getTime());
                    }
                } catch (IOException e) {
                    logger.warn("Cannot open file '" + file.getAbsolutePath() + "' for reading.", e);
                }
            }
        }
    }

    // check for files that have been deleted meanwhile
    if (lastFileNames.get(foldername) != null) {
        ;
        for (String fileName : lastFileNames.get(foldername)) {
            if (!currentFileNames.contains(fileName)) {
                logger.info("File '{}' has been deleted", fileName);
                if (modelRepo != null) {
                    modelRepo.removeModel(fileName);
                }
            }
        }
    }
    lastFileNames.put(foldername, currentFileNames);
}

From source file:org.eclipse.smila.blackboard.impl.PersistingBlackboardImpl.java

/**
 * {@inheritDoc}/*  ww w.j av  a  2 s. com*/
 */
@Override
public void setAttachmentFromFile(final String id, final String name, final File attachmentFile)
        throws BlackboardAccessException {
    InputStream attachmentStream = null;
    try {
        final Record record = getRecord(id);
        attachmentStream = FileUtils.openInputStream(attachmentFile);
        storeAttachment(id, name, attachmentFile);
        checkCachedFileAttachment(id, name);
        record.setAttachment(name, null);
    } catch (final IOException exception) {
        throw new BlackboardAccessException(exception);
    } finally {
        IOUtils.closeQuietly(attachmentStream);
    }
}

From source file:org.eclipse.smila.blackboard.impl.PersistingBlackboardImpl.java

/**
 * Saves attachment to binary storage from given File and replaces actual attachment with null into corresponding
 * record.//w w  w  . j ava 2  s.c o  m
 * 
 * @param id
 *          Record Id
 * @param name
 *          Attachment name
 * @param attachment
 *          Attachment object
 * 
 * @throws BlackboardAccessException
 *           BlackboardAccessException
 */
private void storeAttachment(final String id, final String name, final File attachment)
        throws BlackboardAccessException {
    final String attachmentId = getAttachmentId(id, name);
    if (_log.isDebugEnabled()) {
        _log.debug("Saving attachment " + attachmentId + " to binary storage");
    }
    InputStream attachmentStream = null;
    try {
        attachmentStream = FileUtils.openInputStream(attachment);
        _binaryStorage.store(attachmentId, attachmentStream);
    } catch (final Exception exception) {
        throw new BlackboardAccessException(
                "Failed to save attachment in binary storage for record having id :" + id, exception);
    } finally {
        IOUtils.closeQuietly(attachmentStream);
    }
}

From source file:org.fcrepo.auth.xacml.PolicyUtilTest.java

@Test
public void test() throws Exception {
    final String id = PolicyUtil
            .getID(FileUtils.openInputStream(new File("src/main/resources/policies/GlobalRolesPolicySet.xml")));
    Assert.assertEquals("info:fedora/policies/GlobalRolesPolicySet", id);

    final String path = PolicyUtil.getPathForId(id);
    Assert.assertEquals("/policies/GlobalRolesPolicySet", path);
}

From source file:org.fcrepo.auth.xacml.XACMLWorkspaceInitializer.java

/**
 * Create nodes for the default XACML policy set. Policies are created at paths according to their IDs.
 *///  w ww . j a v a  2  s  . c om
private void loadInitialPolicies() {
    FedoraSession session = null;
    try {
        session = sessionFactory.getInternalSession();
        for (final File p : initialPoliciesDirectory.listFiles()) {
            final String id = PolicyUtil.getID(FileUtils.openInputStream(p));
            final String repoPath = PolicyUtil.getPathForId(id);
            final FedoraBinary binary = binaryService.findOrCreate(session, repoPath);
            try (FileInputStream stream = new FileInputStream(p)) {
                binary.setContent(stream, "application/xml", null, p.getName(), null);
            }
            LOGGER.info("Add initial policy {} at {}", p.getAbsolutePath(), binary.getPath());
        }
        session.commit();
    } catch (final InvalidChecksumException | IOException e) {
        throw new Error("Cannot create default root policies", e);
    } finally {
        if (session != null) {
            session.expire();
        }
    }
}

From source file:org.fcrepo.auth.xacml.XACMLWorkspaceInitializer.java

/**
 * Set the policy that is effective at the root node.
 *///from  ww w  .jav a2  s  .c  o  m
private void linkRootToPolicy() {
    Session session = null;
    try {
        session = getJcrSession(sessionFactory.getInternalSession());
        session.getRootNode().addMixin("authz:xacmlAssignable");
        final String id = PolicyUtil.getID(FileUtils.openInputStream(initialRootPolicyFile));
        final String repoPath = PolicyUtil.getPathForId(id);
        final Node globalPolicy = session.getNode(repoPath);
        session.getRootNode().setProperty("authz:policy", globalPolicy);
        session.save();
    } catch (final RepositoryException | IOException e) {
        throw new Error("Cannot configure root mix-in or policy", e);
    } finally {
        if (session != null) {
            session.logout();
        }
    }
}

From source file:org.flowerplatform.core.file.PlainFileAccessController.java

/**
 * @see IOUtils/*from   w  w w . j a va 2s.c  o m*/
 * @see FileUtils   
 */
@Override
public InputStream getContent(Object file) {
    try {
        return FileUtils.openInputStream((File) file);
    } catch (Throwable e) {
        throw new RuntimeException("Error while loading file content " + file, e);
    }
}

From source file:org.geoserver.taskmanager.external.impl.FileServiceImpl.java

@Override
public InputStream read(String filePath) throws IOException {
    if (checkFileExists(filePath)) {
        File file = new File(getAbsolutePath(filePath).toUri());
        return FileUtils.openInputStream(file);
    } else {/*w ww .jav a2  s . c o  m*/
        throw new IOException("The file does not exit:" + filePath.toString());
    }
}

From source file:org.gluu.oxtrust.action.JoinFederationAction.java

public String downloadFederation() throws IOException {
    boolean result = false;
    if (StringHelper.isNotEmpty(inum)) {
        GluuSAMLFederationProposal federation = federationService.getProposalByInum(inum);
        if (!federation.isFederation() || !federation.getStatus().equals(GluuStatus.ACTIVE)) {
            return OxTrustConstants.RESULT_FAILURE;
        }/*  w w  w  .  j  av  a2 s.c o  m*/

        Shibboleth2ConfService shibboleth2ConfService = Shibboleth2ConfService.instance();
        ByteArrayOutputStream bos = new ByteArrayOutputStream(16384);
        String head = String.format(
                "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<EntitiesDescriptor Name=\"%s\"  xmlns=\"urn:oasis:names:tc:SAML:2.0:metadata\">\n",
                StringHelper.removePunctuation(federation.getInum()));
        bos.write(head.getBytes());
        for (GluuSAMLFederationProposal proposal : federationService.getAllActiveFederationProposals()) {
            if (proposal.getContainerFederation() != null
                    && proposal.getContainerFederation().equals(federation)) {
                String filename = proposal.getSpMetaDataFN();
                if (!StringUtils.isEmpty(filename)) {
                    File metadataFile = new File(shibboleth2ConfService.getMetadataFilePath(filename));
                    InputStream is = FileUtils.openInputStream(metadataFile);
                    ExcludeFilterInputStream filtered = new ExcludeFilterInputStream(is, "<?", "?>");
                    IOUtils.copy(filtered, bos);
                }
            }
        }
        String tail = "</EntitiesDescriptor>";
        bos.write(tail.getBytes());

        result = ResponseHelper.downloadFile("federation.xml", OxTrustConstants.CONTENT_TYPE_TEXT_PLAIN,
                bos.toByteArray(), facesContext);
    }
    return result ? OxTrustConstants.RESULT_SUCCESS : OxTrustConstants.RESULT_FAILURE;
}