Example usage for org.apache.commons.vfs2 FileObject getName

List of usage examples for org.apache.commons.vfs2 FileObject getName

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Introduction

In this page you can find the example usage for org.apache.commons.vfs2 FileObject getName.

Prototype

FileName getName();

Source Link

Document

Returns the name of this file.

Usage

From source file:org.wso2.carbon.transport.remotefilesystem.server.RemoteFileSystemConsumer.java

/**
 * Handle directory with child elements.
 *
 * @param children The array containing child elements of a folder
 *//*from  ww  w  . j  a va2 s.  c o  m*/
private void directoryHandler(FileObject[] children) throws RemoteFileSystemConnectorException {
    // Sort the files according to given properties
    String strSortParam = fileProperties.get(Constants.FILE_SORT_PARAM);

    // TODO: rethink the way the string constants are handled
    if (strSortParam != null && !Constants.ACTION_NONE.equals(strSortParam)) {
        if (log.isDebugEnabled()) {
            log.debug("Starting to sort the files in folder: "
                    + FileTransportUtils.maskURLPassword(listeningDirURI));
        }
        String strSortOrder = fileProperties.get(Constants.FILE_SORT_ORDER);
        boolean bSortOrderAscending = true;
        if (strSortOrder != null) {
            bSortOrderAscending = Boolean.parseBoolean(strSortOrder);
        }
        if (log.isDebugEnabled()) {
            log.debug("Sorting the files by : " + strSortOrder + ". (" + bSortOrderAscending + ")");
        }
        switch (strSortParam) {
        case Constants.FILE_SORT_VALUE_NAME:
            if (bSortOrderAscending) {
                Arrays.sort(children, new FileNameAscComparator());
            } else {
                Arrays.sort(children, new FileNameDesComparator());
            }
            break;
        case Constants.FILE_SORT_VALUE_SIZE:
            if (bSortOrderAscending) {
                Arrays.sort(children, new FileSizeAscComparator());
            } else {
                Arrays.sort(children, new FileSizeDesComparator());
            }
            break;
        case Constants.FILE_SORT_VALUE_LASTMODIFIEDTIMESTAMP:
            if (bSortOrderAscending) {
                Arrays.sort(children, new FileLastModifiedTimestampAscComparator());
            } else {
                Arrays.sort(children, new FileLastModifiedTimestampDesComparator());
            }
            break;
        default:
            log.warn("[" + serviceName + "] Invalid value given for " + Constants.FILE_SORT_PARAM
                    + " parameter. " + " Expected one of the values: " + Constants.FILE_SORT_VALUE_NAME + ", "
                    + Constants.FILE_SORT_VALUE_SIZE + " or " + Constants.FILE_SORT_VALUE_LASTMODIFIEDTIMESTAMP
                    + ". Found: " + strSortParam);
            break;
        }
        if (log.isDebugEnabled()) {
            log.debug("End sorting the files.");
        }
    }
    for (FileObject child : children) {
        if (fileProcessCount != 0 && processCount > fileProcessCount) {
            return;
        }
        if (child.getName().getBaseName().endsWith(".lock")
                || child.getName().getBaseName().endsWith(".fail")) {
            continue;
        }
        if (!(fileNamePattern == null || child.getName().getBaseName().matches(fileNamePattern))) {
            if (log.isDebugEnabled()) {
                log.debug("File " + FileTransportUtils.maskURLPassword(listeningDir.getName().getBaseName())
                        + " is not processed because it did not match the specified pattern.");
            }
        } else {
            FileType childType = getFileType(child);
            if (childType == FileType.FOLDER) {
                FileObject[] c = null;
                try {
                    c = child.getChildren();
                } catch (FileSystemException ignored) {
                    if (log.isDebugEnabled()) {
                        log.debug("The file does not exist, or is not a folder, or an error "
                                + "has occurred when trying to list the children. File URI : "
                                + FileTransportUtils.maskURLPassword(listeningDirURI), ignored);
                    }
                }

                // if this is a file that would translate to a single message
                if (c == null || c.length == 0) {
                    if (log.isDebugEnabled()) {
                        log.debug("Folder at " + FileTransportUtils.maskURLPassword(child.getName().getURI())
                                + " is empty.");
                    }
                } else {
                    directoryHandler(c);
                }
                postProcess(child, true);
            } else {
                fileHandler(child);
            }
        }
    }
}

From source file:org.wso2.carbon.transport.remotefilesystem.server.RemoteFileSystemConsumer.java

/**
 * Process a single file.//ww w  . j  a v a2  s  .co  m
 *
 * @param file A single file to be processed
 */
private void fileHandler(FileObject file) {
    String uri = file.getName().getURI();
    synchronized (this) {
        if (postProcessAction.equals(Constants.ACTION_NONE) && processed.contains(uri)) {
            if (log.isDebugEnabled()) {
                log.debug("The file: " + FileTransportUtils.maskURLPassword(uri) + " is already processed");
            }
            return;
        }
    }
    if (!postProcessAction.equals(Constants.ACTION_NONE) && isFailRecord(file)) {
        // it is a failed record
        try {
            postProcess(file, true);
        } catch (RemoteFileSystemConnectorException e) {
            log.error("File object '" + FileTransportUtils.maskURLPassword(uri) + "'could not complete action "
                    + postProcessAction + ", will remain in \"fail\" state", e);
        }
    } else {
        if (log.isDebugEnabled()) {
            log.debug("Processing file: " + FileTransportUtils.maskURLPassword(file.getName().getBaseName()));
        }
        if (!processPending.contains(uri)) {
            // Temporary block adding same file to the queue. File lock will acquire in the spawn thread.
            processPending.add(uri);
            RemoteFileSystemProcessor fsp = new RemoteFileSystemProcessor(remoteFileSystemListener, serviceName,
                    file, this, postProcessAction, fsManager, fso);
            threadPool.execute(fsp);
            processCount++;
        }
    }
}

From source file:org.wso2.carbon.transport.remotefilesystem.server.RemoteFileSystemConsumer.java

/**
 * Do the post processing actions./*from  w  w  w. j  av a2 s .c o m*/
 *
 * @param file The file object which needs to be post processed
 * @param processSucceed Whether processing of file passed or not.
 */
synchronized void postProcess(FileObject file, boolean processSucceed)
        throws RemoteFileSystemConnectorException {
    String moveToDirectoryURI = null;
    FileType fileType = getFileType(file);
    if (processSucceed) {
        if (postProcessAction.equals(Constants.ACTION_MOVE)) {
            moveToDirectoryURI = fileProperties.get(Constants.MOVE_AFTER_PROCESS);
        }
    } else {
        if (postFailureAction.equals(Constants.ACTION_MOVE)) {
            moveToDirectoryURI = fileProperties.get(Constants.MOVE_AFTER_FAILURE);
        }
    }
    if (moveToDirectoryURI != null) {
        try {
            if (getFileType(fsManager.resolveFile(moveToDirectoryURI, fso)) == FileType.FILE) {
                moveToDirectoryURI = null;
                if (processSucceed) {
                    postProcessAction = Constants.ACTION_NONE;
                } else {
                    postFailureAction = Constants.ACTION_NONE;
                }
                log.warn("[" + serviceName + "] Cannot move file because provided location is not a folder."
                        + " File is kept at source.");
            }
        } catch (FileSystemException e) {
            remoteFileSystemListener.onError(new RemoteFileSystemConnectorException(
                    "Error occurred when resolving move destination file: "
                            + FileTransportUtils.maskURLPassword(listeningDirURI),
                    e));
        }
    }
    if (postProcessAction.equals(Constants.ACTION_NONE) && fileType == FileType.FOLDER) {
        return;
    }
    try {
        if (!(moveToDirectoryURI == null || fileType == FileType.FOLDER)) {
            FileObject moveToDirectory;
            String relativeName = file.getName().getURI().split(listeningDir.getName().getURI())[1];
            int index = relativeName.lastIndexOf(File.separator);
            moveToDirectoryURI += relativeName.substring(0, index);
            moveToDirectory = fsManager.resolveFile(moveToDirectoryURI, fso);
            String prefix;
            if (fileProperties.get(Constants.MOVE_TIMESTAMP_FORMAT) != null) {
                prefix = new SimpleDateFormat(fileProperties.get(Constants.MOVE_TIMESTAMP_FORMAT))
                        .format(new Date());
            } else {
                prefix = "";
            }
            //Forcefully create the folder(s) if does not exists
            String strForceCreateFolder = fileProperties.get(Constants.FORCE_CREATE_FOLDER);
            if (strForceCreateFolder != null && strForceCreateFolder.equalsIgnoreCase("true")
                    && !moveToDirectory.exists()) {
                moveToDirectory.createFolder();
            }
            FileObject destination = moveToDirectory.resolveFile(prefix + file.getName().getBaseName());
            if (log.isDebugEnabled()) {
                log.debug("Moving file: " + FileTransportUtils.maskURLPassword(file.getName().getBaseName()));
            }
            try {
                file.moveTo(destination);
                if (isFailRecord(file)) {
                    releaseFail(file);
                }
            } catch (FileSystemException e) {
                if (!isFailRecord(file)) {
                    markFailRecord(file);
                }
                remoteFileSystemListener.onError(new RemoteFileSystemConnectorException("[" + serviceName
                        + "] Error moving file: " + FileTransportUtils.maskURLPassword(file.toString()) + " to "
                        + FileTransportUtils.maskURLPassword(moveToDirectoryURI), e));
            }
        } else {
            if (log.isDebugEnabled()) {
                log.debug("Deleting file: " + FileTransportUtils.maskURLPassword(file.getName().getBaseName()));
            }
            try {
                if (!file.delete()) {
                    if (log.isDebugEnabled()) {
                        log.debug("Could not delete file: "
                                + FileTransportUtils.maskURLPassword(file.getName().getBaseName()));
                    }
                } else {
                    if (isFailRecord(file)) {
                        releaseFail(file);
                    }
                }
            } catch (FileSystemException e) {
                remoteFileSystemListener.onError(
                        new RemoteFileSystemConnectorException("[" + serviceName + "] Could not delete file: "
                                + FileTransportUtils.maskURLPassword(file.getName().getBaseName()), e));
            }
        }
    } catch (FileSystemException e) {
        if (!isFailRecord(file)) {
            markFailRecord(file);
            remoteFileSystemListener.onError(new RemoteFileSystemConnectorException(
                    "[" + serviceName + "] Error resolving directory to move file : "
                            + FileTransportUtils.maskURLPassword(moveToDirectoryURI),
                    e));
        }
    }
}

From source file:org.wso2.carbon.transport.remotefilesystem.server.RemoteFileSystemConsumer.java

/**
 * Determine whether file object is a file or a folder.
 *
 * @param fileObject    File to get the type of
 * @return              FileType of given file
 *///from  www  . j  av a  2  s  .c  om
private FileType getFileType(FileObject fileObject) throws RemoteFileSystemConnectorException {
    try {
        return fileObject.getType();
    } catch (FileSystemException e) {
        remoteFileSystemListener.onError(new RemoteFileSystemConnectorException("[" + serviceName
                + "] Error occurred when determining whether file: "
                + FileTransportUtils.maskURLPassword(fileObject.getName().getURI()) + " is a file or a folder",
                e));
    }

    return FileType.IMAGINARY;
}

From source file:org.wso2.carbon.transport.remotefilesystem.server.util.FileTransportUtils.java

/**
 * Acquire the file level locking.//from   w w w .  j  a v a  2  s  .c  om
 *
 * @param fsManager     The file system manager instance
 * @param fileObject    The file object to get the lock from
 * @param fsOpts        The file system options to be used with the file system manager
 * @return              Boolean value whether lock was successful
 */
public static synchronized boolean acquireLock(FileSystemManager fsManager, FileObject fileObject,
        FileSystemOptions fsOpts) {
    String strContext = fileObject.getName().getURI();

    // When processing a directory list is fetched initially. Therefore
    // there is still a chance of file processed by another process.
    // Need to check the source file before processing.
    try {
        String parentURI = fileObject.getParent().getName().getURI();
        if (parentURI.contains("?")) {
            String suffix = parentURI.substring(parentURI.indexOf("?"));
            strContext += suffix;
        }
        FileObject sourceFile = fsManager.resolveFile(strContext, fsOpts);
        if (!sourceFile.exists()) {
            return false;
        }
    } catch (FileSystemException e) {
        return false;
    }
    FileObject lockObject = null;
    try {
        // check whether there is an existing lock for this item, if so it is assumed
        // to be processed by an another listener (downloading) or a sender (uploading)
        // lock file is derived by attaching the ".lock" second extension to the file name
        String fullPath = fileObject.getName().getURI();
        int pos = fullPath.indexOf("?");
        if (pos != -1) {
            fullPath = fullPath.substring(0, pos);
        }
        lockObject = fsManager.resolveFile(fullPath + ".lock", fsOpts);
        if (lockObject.exists()) {
            if (log.isDebugEnabled()) {
                log.debug("There seems to be an external lock, aborting the processing of the file "
                        + maskURLPassword(fileObject.getName().getURI())
                        + ". This could possibly be due to some other party already "
                        + "processing this file or the file is still being uploaded");
            }
        } else if (processing.contains(fullPath)) {
            if (log.isDebugEnabled()) {
                log.debug(maskURLPassword(fileObject.getName().getURI()) + "is already being processed.");
            }
        } else {
            //Check the original file existence before the lock file to handle concurrent access scenario
            FileObject originalFileObject = fsManager.resolveFile(fullPath, fsOpts);
            if (!originalFileObject.exists()) {
                return false;
            }
            processing.add(fullPath);
            return true;
        }
    } catch (FileSystemException fse) {
        log.error("Cannot get the lock for the file : " + maskURLPassword(fileObject.getName().getURI())
                + " before processing", fse);
        if (lockObject != null) {
            try {
                fsManager.closeFileSystem(lockObject.getParent().getFileSystem());
            } catch (FileSystemException e) {
                log.warn("Unable to close the lockObject parent file system");
            }
        }
    }
    return false;
}

From source file:org.ysb33r.groovy.vfsplugin.cpio.CpioFileProvider.java

/**
 * Creates a layered file system.  This method is called if the file system
 * is not cached./*from  w  w w  .j  a va 2s. c om*/
 *
 * @param scheme The URI scheme.
 * @param file   The file to create the file system on top of.
 * @return The file system.
 */
@Override
protected FileSystem doCreateFileSystem(final String scheme, final FileObject file,
        final FileSystemOptions fileSystemOptions) throws FileSystemException {
    final AbstractFileName rootName = new LayeredFileName(scheme, file.getName(), FileName.ROOT_PATH,
            FileType.FOLDER);
    return new CpioFileSystem(rootName, file, fileSystemOptions);
}

From source file:pl.otros.logview.api.io.Utils.java

public static boolean checkIfIsGzipped(FileObject fileObject) throws IOException {
    boolean gziped = false;
    if (fileObject.getContent().getSize() == 0) {
        LOGGER.debug("File object " + fileObject.getName() + " is empty, can't detect gzip compression");
        return false;
    }/* www.  j a v  a  2s. c  o  m*/
    InputStream inputStream = fileObject.getContent().getInputStream();
    byte[] loadProbe = loadProbe(inputStream, GZIP_CHECK_BUFFER_SIZE);
    // IOUtils.closeQuietly(inputStream);
    if (loadProbe.length < GZIP_MIN_SIZE) {
        LOGGER.info("Loaded probe is too small to check if it is gziped");
        return false;
    }
    try {
        ByteArrayInputStream bin = new ByteArrayInputStream(loadProbe);
        int available = bin.available();
        byte[] b = new byte[available < GZIP_CHECK_BUFFER_SIZE ? available : GZIP_CHECK_BUFFER_SIZE];
        int read = bin.read(b);
        gziped = checkIfIsGzipped(b, read);
    } catch (IOException e) {
        // Not gziped
        LOGGER.debug(fileObject.getName() + " is not gzip");
    }

    return gziped;
}

From source file:pl.otros.logview.api.io.Utils.java

public static LoadingInfo openFileObject(FileObject fileObject, boolean tailing) throws Exception {
    LoadingInfo loadingInfo = new LoadingInfo();
    loadingInfo.setFileObject(fileObject);
    loadingInfo.setFriendlyUrl(fileObject.getName().getFriendlyURI());

    final FileContent content = fileObject.getContent();
    InputStream httpInputStream = content.getInputStream();
    byte[] buff = Utils.loadProbe(httpInputStream, 10000);

    loadingInfo.setGziped(checkIfIsGzipped(buff, buff.length));

    ByteArrayInputStream bin = new ByteArrayInputStream(buff);

    SequenceInputStream sequenceInputStream = new SequenceInputStream(bin, httpInputStream);

    ObservableInputStreamImpl observableInputStreamImpl = new ObservableInputStreamImpl(sequenceInputStream);

    if (loadingInfo.isGziped()) {
        loadingInfo.setContentInputStream(new GZIPInputStream(observableInputStreamImpl));
        loadingInfo.setInputStreamBufferedStart(ungzip(buff));
    } else {/*from w w w .j a v  a  2 s. c om*/
        loadingInfo.setContentInputStream(observableInputStreamImpl);
        loadingInfo.setInputStreamBufferedStart(buff);
    }
    loadingInfo.setObserableInputStreamImpl(observableInputStreamImpl);

    loadingInfo.setTailing(tailing);
    if (fileObject.getType().hasContent()) {
        loadingInfo.setLastFileSize(content.getSize());
    }
    return loadingInfo;

}

From source file:pl.otros.logview.api.io.Utils.java

public static void closeQuietly(FileObject fileObject) {

    if (fileObject != null) {
        String friendlyURI = fileObject.getName().getFriendlyURI();
        try {/*from ww  w. j  a  va 2  s  . c  om*/
            LOGGER.info(String.format("Closing file %s", friendlyURI));
            fileObject.close();
            LOGGER.info(String.format("File %s closed", friendlyURI));
        } catch (FileSystemException ignore) {
            LOGGER.error(String.format("File %s is not closed: %s", friendlyURI, ignore.getMessage()));
        }
    }
}

From source file:pl.otros.logview.api.io.Utils.java

/**
 * Get short name for URL//from  w w w. j av  a2  s  .c  o  m
 *
 * @param  fileObject File object
 * @return scheme://hostWithoutDomain/fileBaseName
 */
public static String getFileObjectShortName(FileObject fileObject) {
    StringBuilder sb = new StringBuilder();
    try {
        URI uri = new URI(fileObject.getName().getURI());
        String scheme = fileObject.getName().getScheme();
        sb.append(scheme);
        sb.append("://");
        if (!"file".equals(scheme)) {
            String host = uri.getHost();
            // if host name is not IP, return only host name
            if (!Pattern.matches("(\\d+\\.){3}\\d+", host)) {
                host = host.split("\\.")[0];
            }
            sb.append(host).append('/');
        }
        sb.append(fileObject.getName().getBaseName());
    } catch (URISyntaxException e) {
        LOGGER.warn("Problem with preparing short name of FileObject: " + e.getMessage());
        sb.setLength(0);
        sb.append(fileObject.getName().getScheme()).append("://").append(fileObject.getName().getBaseName());
    }
    return sb.toString();
}