Examples with NodeSettingsWO org.knime.core.node.NodeSettingsWO used on opensource projects

Example 96 with NodeSettingsWO

use of org.knime.core.node.NodeSettingsWO in project knime-core by knime.

the class Statistics2Table method save.

/**
 * Saves this object to the given settings object.
 * @param sett this object is saved to
 */
public void save(final NodeSettingsWO sett) {
    m_spec.save(sett.addConfig("spec"));
    sett.addDoubleArray("minimum", m_minValues);
    sett.addDoubleArray("maximum", m_maxValues);
    sett.addDoubleArray("mean", m_meanValues);
    sett.addDoubleArray("variance", m_varianceValues);
    sett.addDoubleArray("median", m_median);
    sett.addDoubleArray("missings", m_missingValueCnt);
    sett.addDoubleArray("sums", m_sum);
    sett.addInt("row_count", m_rowCount);
    for (int c = 0; c < m_nominalValues.length; c++) {
        if (m_nominalValues[c] != null) {
            NodeSettingsWO subSett = sett.addNodeSettings(m_spec.getColumnSpec(c).getName());
            for (Map.Entry<DataCell, Integer> e : m_nominalValues[c].entrySet()) {
                NodeSettingsWO nomSett = subSett.addNodeSettings(e.getKey().toString());
                nomSett.addDataCell("key", e.getKey());
                nomSett.addInt("value", e.getValue());
            }
        }
    }
}

Example 97 with NodeSettingsWO

use of org.knime.core.node.NodeSettingsWO in project knime-core by knime.

the class DataContainer method writeToStream.

/**
 * Writes a given DataTable permanently to an output stream. This includes also all table spec information, such as
 * color, size, and shape properties.
 *
 * <p>
 * The content is saved by instantiating a {@link ZipOutputStream} on the argument stream, saving the necessary
 * information in respective zip entries. The stream is not closed by this method.
 *
 * @param table The table to write.
 * @param out The stream to save to. It does not have to be buffered.
 * @param exec For progress info.
 * @throws IOException If writing fails.
 * @throws CanceledExecutionException If canceled.
 * @see #readFromStream(InputStream)
 */
public static void writeToStream(final DataTable table, final OutputStream out, final ExecutionMonitor exec) throws IOException, CanceledExecutionException {
    Buffer buf;
    ExecutionMonitor e = exec;
    boolean canUseBuffer = table instanceof ContainerTable;
    if (canUseBuffer) {
        Buffer b = ((ContainerTable) table).getBuffer();
        if (b.containsBlobCells() && b.getBufferID() != -1) {
            canUseBuffer = false;
        }
    }
    if (canUseBuffer) {
        buf = ((ContainerTable) table).getBuffer();
    } else {
        exec.setMessage("Archiving table");
        e = exec.createSubProgress(0.8);
        buf = new Buffer(table.getDataTableSpec(), 0, -1, new HashMap<Integer, ContainerTable>(), new HashMap<Integer, ContainerTable>(), NotInWorkflowWriteFileStoreHandler.create());
        int rowCount = 0;
        for (DataRow row : table) {
            rowCount++;
            e.setMessage("Writing row #" + rowCount + " (\"" + row.getKey() + "\")");
            e.checkCanceled();
            buf.addRow(row, false, false);
        }
        buf.close(table.getDataTableSpec());
        exec.setMessage("Closing zip file");
        e = exec.createSubProgress(0.2);
    }
    final boolean originalOutputIsBuffered = ((out instanceof BufferedOutputStream) || (out instanceof ByteArrayOutputStream));
    OutputStream os = originalOutputIsBuffered ? out : new BufferedOutputStream(out);
    ZipOutputStream zipOut = new ZipOutputStream(os);
    // (part of) bug fix #1141: spec must be put as first entry in order
    // for the table reader to peek it
    zipOut.putNextEntry(new ZipEntry(ZIP_ENTRY_SPEC));
    NodeSettings settings = new NodeSettings("Table Spec");
    NodeSettingsWO specSettings = settings.addNodeSettings(CFG_TABLESPEC);
    buf.getTableSpec().save(specSettings);
    settings.saveToXML(new NonClosableOutputStream.Zip(zipOut));
    buf.addToZipFile(zipOut, e);
    zipOut.finish();
    if (!originalOutputIsBuffered) {
        os.flush();
    }
}

Example 98 with NodeSettingsWO

use of org.knime.core.node.NodeSettingsWO in project knime-core by knime.

the class Buffer method writeMetaToFile.

/**
 * Writes internals to the an output stream (using the xml scheme from NodeSettings).
 *
 * @param out To write to.
 * @throws IOException If that fails.
 */
private void writeMetaToFile(final OutputStream out) throws IOException {
    NodeSettings settings = new NodeSettings("Table Meta Information");
    NodeSettingsWO subSettings = settings.addNodeSettings(CFG_INTERNAL_META);
    subSettings.addString(CFG_VERSION, getVersion());
    if (size() < Integer.MAX_VALUE) {
        subSettings.addInt(CFG_SIZE, (int) size());
    } else {
        subSettings.addLong(CFG_SIZE_L, size());
    }
    subSettings.addBoolean(CFG_CONTAINS_BLOBS, m_containsBlobs);
    // added between version 8 and 9 - no increment of version number
    String fileStoresUUID = null;
    if (m_fileStoreHandler instanceof NotInWorkflowWriteFileStoreHandler) {
        NotInWorkflowWriteFileStoreHandler notInWorkflowFSH = (NotInWorkflowWriteFileStoreHandler) m_fileStoreHandler;
        if (notInWorkflowFSH.hasCopiedFileStores()) {
            fileStoresUUID = notInWorkflowFSH.getStoreUUID().toString();
        }
    }
    subSettings.addString(CFG_FILESTORES_UUID, fileStoresUUID);
    subSettings.addBoolean(CFG_IS_IN_MEMORY, !usesOutFile());
    subSettings.addInt(CFG_BUFFER_ID, m_bufferID);
    subSettings.addString(CFG_TABLE_FORMAT, m_outputFormat.getClass().getName());
    NodeSettingsWO formatSettings = subSettings.addNodeSettings(CFG_TABLE_FORMAT_CONFIG);
    m_outputWriter.writeMetaInfoAfterWrite(formatSettings);
    settings.saveToXML(out);
}

Example 99 with NodeSettingsWO

use of org.knime.core.node.NodeSettingsWO in project knime-core by knime.

the class TableSpecReplacerTable method saveToFile.

/**
 * {@inheritDoc}
 */
@Override
public void saveToFile(final File f, final NodeSettingsWO s, final ExecutionMonitor exec) throws IOException, CanceledExecutionException {
    NodeSettingsWO subSettings = s.addNodeSettings(CFG_INTERNAL_META);
    subSettings.addInt(CFG_REFERENCE_ID, m_reference.getBufferedTableId());
}

Example 100 with NodeSettingsWO

use of org.knime.core.node.NodeSettingsWO in project knime-core by knime.

the class WrappedTable method saveToFile.

/**
 * {@inheritDoc}
 */
@Override
public void saveToFile(final File f, final NodeSettingsWO s, final ExecutionMonitor exec) throws IOException, CanceledExecutionException {
    NodeSettingsWO subSettings = s.addNodeSettings(CFG_INTERNAL_META);
    subSettings.addInt(CFG_REFERENCE_ID, m_table.getBufferedTableId());
}