Examples with URIContent org.knime.core.data.uri.URIContent used on opensource projects

Example 16 with URIContent

use of org.knime.core.data.uri.URIContent in project GenericKnimeNodes by genericworkflownodes.

the class ListMimeFileImporterNodeModel method execute.

@Override
protected PortObject[] execute(PortObject[] inObjects, ExecutionContext exec) throws Exception {
    String[] filenames = m_filenames.getStringArrayValue();
    List<URIContent> uris = new ArrayList<URIContent>();
    for (String filename : filenames) {
        File in = new File(convertToURL(filename).toURI());
        if (!in.canRead()) {
            throw new Exception("Cannot read from input file: " + in.getAbsolutePath());
        }
        uris.add(new URIContent(in.toURI(), (m_file_extension.isActive() ? m_file_extension.getStringValue() : MIMETypeHelper.getMIMEtypeExtension(filename))));
    }
    return new PortObject[] { new URIPortObject(uris) };
}

Example 17 with URIContent

use of org.knime.core.data.uri.URIContent in project GenericKnimeNodes by genericworkflownodes.

the class ManglerNodeModel method execute.

/**
 * {@inheritDoc}
 */
@Override
protected PortObject[] execute(final PortObject[] inData, final ExecutionContext exec) throws Exception {
    // translate portobject to table
    BufferedDataTable table = (BufferedDataTable) inData[0];
    // create a file where we can write to
    FileStoreURIPortObject fsupo;
    fsupo = new FileStoreURIPortObject(exec.createFileStore("ManglerNodeModel"));
    // File file = fileStash.getFile(demangler.getMIMEType(), "mime");
    File file = fsupo.registerFile("mangled_file." + demangler.getMIMEType());
    // translate the filename to a URIContent
    URIContent outputURI = new URIContent(file.toURI(), demangler.getMIMEType());
    // write file
    demangler.mangle(table, outputURI.getURI());
    // create list
    List<URIContent> uriList = new ArrayList<URIContent>();
    uriList.add(outputURI);
    return new FileStoreURIPortObject[] { fsupo };
}

Example 18 with URIContent

use of org.knime.core.data.uri.URIContent in project GenericKnimeNodes by genericworkflownodes.

the class OutputFileNodeModel method execute.

@Override
protected PortObject[] execute(PortObject[] inObjects, ExecutionContext exec) throws Exception {
    IURIPortObject obj = (IURIPortObject) inObjects[0];
    List<URIContent> uris = obj.getURIContents();
    if (uris.size() == 0) {
        throw new Exception("There were no URIs in the supplied IURIPortObject at port 0");
    }
    String filename = m_filename.getStringValue();
    File in = new File(uris.get(0).getURI());
    File out = new File(filename);
    FileUtils.copyFile(in, out);
    data = Helper.readFileSummary(in, 50);
    return new PortObject[] {};
}

Example 19 with URIContent

use of org.knime.core.data.uri.URIContent in project GenericKnimeNodes by genericworkflownodes.

the class MimeDirectoryImporterNodeModel method execute.

/**
 * {@inheritDoc}
 */
@Override
protected PortObject[] execute(final PortObject[] inObjects, final ExecutionContext exec) throws Exception {
    // Create connection monitor
    final ConnectionMonitor<? extends Connection> monitor = new ConnectionMonitor<>();
    // Create output URI container
    final List<URIContent> uris = new ArrayList<URIContent>();
    try {
        URI directoryUri;
        if (m_connectionInformation != null) {
            exec.setProgress("Connecting to " + m_connectionInformation.toURI());
            // Generate URI to the directory
            directoryUri = new URI(m_connectionInformation.toURI().toString() + NodeUtils.encodePath(m_configuration.getDirectory()));
        } else {
            // Create local URI
            directoryUri = new File(m_configuration.getDirectory()).toURI();
        }
        // Create remote file for directory selection
        final RemoteFile<? extends Connection> file = RemoteFileFactory.createRemoteFile(directoryUri, m_connectionInformation, monitor);
        // List the selected directory
        exec.setProgress("Retrieving list of files");
        listDirectory(file, uris, true, exec, new MutableInteger(0), new MutableInteger(0));
    } finally {
        // Close connections
        monitor.closeAll();
    }
    return new PortObject[] { new URIPortObject(uris) };
}

Example 20 with URIContent

use of org.knime.core.data.uri.URIContent in project GenericKnimeNodes by genericworkflownodes.

the class MimeDirectoryImporterNodeModel method listDirectory.

/**
 * List a directory.
 *
 * Writes the location of all files in a directory into the container. Files
 * will be listed recursively if the option is selected.
 *
 * @param file The file or directory to be listed
 * @param uris List of URIContents to write the reference of the files into
 * @param root If this directory is the root directory
 * @param exec Execution context to check if the execution has been canceled
 * @throws Exception If remote file operation did not succeed
 */
private void listDirectory(final RemoteFile<? extends Connection> file, final List<URIContent> uris, final boolean root, final ExecutionContext exec, final MutableInteger processedEntries, final MutableInteger maxEntries) throws Exception {
    // Check if the user canceled
    exec.checkCanceled();
    if (!root) {
        final URI fileUri = file.getURI();
        // URI to the file
        final String extension = FilenameUtils.getExtension(fileUri.getPath());
        final URIContent content = new URIContent(fileUri, extension);
        // Add file information to the output
        if (!file.isDirectory()) {
            uris.add(content);
        }
    }
    // If the source is a directory list inner files
    if (file.isDirectory()) {
        if (root || m_configuration.getRecursive()) {
            final RemoteFile<? extends Connection>[] files = file.listFiles();
            Arrays.sort(files);
            final RemoteFile<? extends Connection>[] filteredFiles = filterFiles(files);
            maxEntries.setValue(maxEntries.intValue() + filteredFiles.length);
            exec.setMessage("Scanning " + file.getFullName());
            for (final RemoteFile<? extends Connection> file2 : filteredFiles) {
                listDirectory(file2, uris, false, exec, processedEntries, maxEntries);
                processedEntries.inc();
                exec.setProgress(processedEntries.intValue() / maxEntries.doubleValue());
            }
        }
    }
}