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

Introduction

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

Prototype

FileContent getContent() throws FileSystemException;

Source Link

Document

Returns this file's content.

Usage

From source file:org.ow2.proactive_grid_cloud_portal.dataspace.FileSystem.java

private static void fillFileProps(FileObject fo, Map<String, Object> properties) throws FileSystemException {
    properties.put("x-proactive-ds-type", "FILE");
    properties.put(HttpHeaders.LAST_MODIFIED, new Date(fo.getContent().getLastModifiedTime()));
    properties.put(HttpHeaders.CONTENT_TYPE, contentType(fo));
    properties.put(HttpHeaders.CONTENT_LENGTH, fo.getContent().getSize());
}

From source file:org.ow2.proactive_grid_cloud_portal.dataspace.FileSystem.java

public static void copy(InputStream is, FileObject outFile) throws IOException {
    outFile.refresh();/* w  w w . j av  a 2s.c  o m*/
    Closer closer = Closer.create();
    closer.register(is);
    try {
        OutputStream os = outFile.getContent().getOutputStream();
        closer.register(os);
        ByteStreams.copy(is, os);
    } catch (IOException ioe) {
        throw closer.rethrow(ioe);
    } finally {
        closer.close();
    }
}

From source file:org.ow2.proactive_grid_cloud_portal.dataspace.FileSystem.java

public static void copy(FileObject fo, OutputStream os) throws IOException {
    fo.refresh();//from  w  ww  . java  2s .c  o  m
    Closer closer = Closer.create();
    closer.register(os);
    try {
        InputStream is = fo.getContent().getInputStream();
        closer.register(is);
        ByteStreams.copy(is, os);
    } catch (IOException ioe) {
        throw closer.rethrow(ioe);
    } finally {
        closer.close();
    }
}

From source file:org.ow2.proactive_grid_cloud_portal.dataspace.FileSystem.java

private static String contentType(FileObject fo) throws FileSystemException {
    return fo.getContent().getContentInfo().getContentType();
}

From source file:org.ow2.proactive_grid_cloud_portal.dataspace.RestDataspaceImpl.java

private String mediaType(FileObject fo) throws FileSystemException {
    String contentType = fo.getContent().getContentInfo().getContentType();
    return Strings.isNullOrEmpty(contentType) ? MediaType.APPLICATION_OCTET_STREAM : contentType;
}

From source file:org.ow2.proactive_grid_cloud_portal.dataspace.util.VFSZipper.java

public static void zip(FileObject file, OutputStream out) throws IOException {
    Closer closer = Closer.create();/*from ww  w  .j  a  v a2  s.c o  m*/
    try {
        closer.register(out);
        InputStream in = file.getContent().getInputStream();
        closer.register(in);
        ByteStreams.copy(in, out);
    } catch (IOException ioe) {
        throw closer.rethrow(ioe);
    } finally {
        closer.close();
    }
}

From source file:org.ow2.proactive_grid_cloud_portal.dataspace.util.VFSZipper.java

public static void unzip(InputStream is, FileObject file) throws IOException {
    Closer closer = Closer.create();/* w w  w . j  av  a 2  s. c om*/
    closer.register(is);
    try {
        OutputStream os = file.getContent().getOutputStream();
        ZipOutputStream zos = new ZipOutputStream(os);
        closer.register(zos);
        ByteStreams.copy(is, zos);
    } catch (IOException ioe) {
        throw closer.rethrow(ioe);
    } finally {
        closer.close();
    }
}

From source file:org.ow2.proactive_grid_cloud_portal.dataspace.util.VFSZipper.java

public static boolean isZipFile(FileObject fo) throws FileSystemException {
    return Zipper.isZipFile(fo.getContent().getInputStream());
}

From source file:org.ow2.proactive_grid_cloud_portal.dataspace.util.VFSZipper.java

private static void copyFileContents(FileObject fo, ZipOutputStream zos) throws IOException {
    Closer closer = Closer.create();/*from w w  w .j a  v  a 2 s .  com*/
    try {
        InputStream inputStream = fo.getContent().getInputStream();
        closer.register(inputStream);
        ByteStreams.copy(inputStream, zos);
    } catch (IOException ioe) {
        throw closer.rethrow(ioe);
    } finally {
        closer.close();
    }
}

From source file:org.ow2.proactive_grid_cloud_portal.scheduler.SchedulerStateRest.java

/**
 * Either Pulls a file from the given DataSpace to the local file system or
 * list the content of a directory if the path refers to a directory In the
 * case the path to a file is given, the content of this file will be
 * returns as an input stream In the case the path to a directory is given,
 * the input stream returned will be a text stream containing at each line
 * the content of the directory//from w  w  w.j  a v  a 2  s.com
 * 
 * @param sessionId
 *            a valid session id
 * @param spaceName
 *            the name of the data space involved (GLOBAL or USER)
 * @param filePath
 *            the path to the file or directory whose content must be
 *            received
 **/
@Override
public InputStream pullFile(@HeaderParam("sessionid") String sessionId,
        @PathParam("spaceName") String spaceName, @PathParam("filePath") String filePath)
        throws IOException, NotConnectedRestException, PermissionRestException {

    checkAccess(sessionId, "pullFile");
    Session session = dataspaceRestApi.checkSessionValidity(sessionId);

    filePath = normalizeFilePath(filePath, null);

    FileObject sourcefo = dataspaceRestApi.resolveFile(session, spaceName, filePath);

    if (!sourcefo.exists() || !sourcefo.isReadable()) {
        RuntimeException ex = new IllegalArgumentException(
                "File " + filePath + " does not exist or is not readable in space " + spaceName);
        logger.error(ex);
        throw ex;
    }

    if (sourcefo.getType().equals(FileType.FOLDER)) {
        logger.info("[pullFile] reading directory content from " + sourcefo.getURL());
        // if it's a folder we return an InputStream listing its content
        StringBuilder sb = new StringBuilder();
        String nl = System.lineSeparator();
        for (FileObject fo : sourcefo.getChildren()) {
            sb.append(fo.getName().getBaseName() + nl);

        }
        return IOUtils.toInputStream(sb.toString());

    } else if (sourcefo.getType().equals(FileType.FILE)) {
        logger.info("[pullFile] reading file content from " + sourcefo.getURL());
        return sourcefo.getContent().getInputStream();
    } else {
        RuntimeException ex = new IllegalArgumentException(
                "File " + filePath + " has an unsupported type " + sourcefo.getType());
        logger.error(ex);
        throw ex;
    }

}