Examples with Config org.knime.core.node.config.Config used on opensource projects

Example 1 with Config

use of org.knime.core.node.config.Config in project knime-core by knime.

the class NodeContainerProperties method setPropertyValue.

/**
 * {@inheritDoc}
 */
@Override
public void setPropertyValue(final Object id, final Object value) {
    if ((id instanceof String) && (value instanceof String)) {
        String strVal = (String) value;
        String strID = (String) id;
        if (strID.startsWith(m_prefix)) {
            String[] hierarchy = strID.split(CONFIG_SEPARATOR);
            String key = hierarchy[hierarchy.length - 1];
            // apply it to the node's settings:
            NodeContainer node = getNode();
            if (node == null) {
                return;
            }
            WorkflowManager wfm = node.getParent();
            NodeSettings nodeSettings = new NodeSettings("Transfer");
            NodeSettings settings;
            try {
                wfm.saveNodeSettings(node.getID(), nodeSettings);
                // overwrite our config in the settings
                settings = nodeSettings.getNodeSettings("model");
                if (hierarchy.length > 1) {
                    for (int i = 0; i < hierarchy.length - 1; i++) {
                        settings = settings.getNodeSettings(hierarchy[i]);
                        if (settings == null) {
                            return;
                        }
                    }
                }
            } catch (InvalidSettingsException e) {
                // somehow node is not able to save its settings anymore
                return;
            }
            AbstractConfigEntry entry = settings.getEntry(key);
            if (entry == null || entry instanceof Config) {
                // settings are not complete or correct anymore
                return;
            }
            switch(entry.getType()) {
                case xboolean:
                    settings.addBoolean(key, Boolean.parseBoolean(strVal));
                    break;
                case xbyte:
                    settings.addByte(key, Byte.parseByte(strVal));
                    break;
                case xchar:
                    String decoded = TokenizerSettings.unescapeString(strVal);
                    settings.addChar(key, decoded.charAt(0));
                    break;
                case xdouble:
                    settings.addDouble(key, Double.parseDouble(strVal));
                    break;
                case xfloat:
                    settings.addFloat(key, Float.parseFloat(strVal));
                    break;
                case xint:
                    settings.addInt(key, Integer.parseInt(strVal));
                    break;
                case xlong:
                    settings.addLong(key, Long.parseLong(strVal));
                    break;
                case xshort:
                    settings.addShort(key, Short.parseShort(strVal));
                    break;
                case xstring:
                    String dec = TokenizerSettings.unescapeString(strVal);
                    settings.addString(key, dec);
                    break;
                default:
                    // ignore the new value
                    return;
            }
            try {
                wfm.loadNodeSettings(node.getID(), nodeSettings);
            } catch (Exception ex) {
                LOGGER.error("Invalid Value (" + strVal + "): " + ex.getMessage(), ex);
                return;
            }
            return;
        }
    }
}

Example 2 with Config

use of org.knime.core.node.config.Config in project knime-core by knime.

the class HistogramColumn method loadNominalHistogramsPrivate.

private static Map<Integer, HistogramNominalModel> loadNominalHistogramsPrivate(final File histogramsGz, final int[] nominalKeysSize) throws IOException, InvalidSettingsException {
    final FileInputStream is = new FileInputStream(histogramsGz);
    final GZIPInputStream inData = new GZIPInputStream(is);
    final ConfigRO config = NodeSettings.loadFromXML(inData);
    Map<Integer, HistogramNominalModel> histograms = new HashMap<Integer, HistogramNominalModel>();
    // .getConfig(HISTOGRAMS);
    ConfigRO hs = config;
    int[] nomColumnIndices = config.getIntArray(NOMINAL_COLUMNS);
    for (int colIdx : nomColumnIndices) {
        Config h = hs.getConfig(HISTOGRAM + colIdx);
        int maxCount = h.getInt(MAX_COUNT);
        int rowCount = h.getInt(ROW_COUNT);
        String colName = h.getString(COL_NAME);
        String[] values = h.getStringArray(BIN_VALUES);
        int[] binCounts = h.getIntArray(BIN_COUNTS);
        Map<DataValue, Integer> bins = new HashMap<DataValue, Integer>();
        for (int i = binCounts.length; i-- > 0; ) {
            if (values[i] == "?") {
                bins.put(new MissingCell(null), binCounts[i]);
            } else {
                bins.put(new StringCell(values[i]), binCounts[i]);
            }
        }
        HistogramNominalModel histogramData = new HistogramNominalModel(bins, colIdx, colName, rowCount);
        histogramData.setMaxCount(maxCount);
        histogramData.setRowCount(rowCount);
        // assert Math.abs(histogramData.m_width - width) < 1e-9: "histogram data width: " + histogramData.m_width + " width: " + width;
        assert nominalKeysSize[colIdx] == bins.size() : "Saved size of nominal bins: " + nominalKeysSize[colIdx] + ", restored from the file: " + bins.size();
        histograms.put(colIdx, histogramData);
    }
    return histograms;
}

Example 3 with Config

use of org.knime.core.node.config.Config in project knime-core by knime.

the class HistogramColumn method saveHistogramData.

/**
 * Saves the numeric histogram data to a file.
 *
 * @param histograms The numeric histogram models associated to the column indices.
 * @param histogramsFile The output file.
 * @throws IOException File write problem.
 */
public static void saveHistogramData(final Map<Integer, ?> histograms, final File histogramsFile) throws IOException {
    Config histogramData = new NodeSettings(HISTOGRAMS);
    final FileOutputStream os = new FileOutputStream(histogramsFile);
    final GZIPOutputStream dataOS = new GZIPOutputStream(os);
    List<Integer> colIndices = new ArrayList<Integer>(histograms.keySet());
    Collections.sort(colIndices);
    int[] numericColumnIndices = new int[colIndices.size()];
    for (int i = colIndices.size(); i-- > 0; ) {
        numericColumnIndices[i] = colIndices.get(i).intValue();
    }
    histogramData.addIntArray(NUMERIC_COLUMNS, numericColumnIndices);
    for (Integer colIdx : colIndices) {
        Object object = histograms.get(colIdx);
        if (object instanceof HistogramNumericModel) {
            HistogramNumericModel hd = (HistogramNumericModel) object;
            assert hd.getColIndex() == colIdx.intValue() : "colIdx: " + colIdx + ", but: " + hd.getColIndex();
            Config h = histogramData.addConfig(HISTOGRAM + colIdx);
            h.addDouble(MIN, hd.m_min);
            h.addDouble(MAX, hd.m_max);
            h.addDouble(WIDTH, hd.m_width);
            h.addInt(MAX_COUNT, hd.getMaxCount());
            h.addInt(ROW_COUNT, hd.getRowCount());
            h.addInt(COL_INDEX, hd.getColIndex());
            h.addString(COL_NAME, hd.getColName());
            double[] minValues = new double[hd.getBins().size()], maxValues = new double[hd.getBins().size()];
            int[] counts = new int[hd.getBins().size()];
            for (int c = 0; c < hd.getBins().size(); c++) {
                HistogramNumericModel.NumericBin bin = (HistogramNumericModel.NumericBin) hd.getBins().get(c);
                minValues[c] = bin.getDef().getFirst().doubleValue();
                maxValues[c] = bin.getDef().getSecond().doubleValue();
                counts[c] = bin.getCount();
            }
            h.addDoubleArray(BIN_MINS, minValues);
            h.addDoubleArray(BIN_MAXES, maxValues);
            h.addIntArray(BIN_COUNTS, counts);
        } else {
            throw new IllegalStateException("Illegal argument: " + colIdx + ": " + object.getClass() + "\n   " + object);
        }
    }
    histogramData.saveToXML(dataOS);
}

Example 4 with Config

use of org.knime.core.node.config.Config in project knime-core by knime.

the class StringToDurationPeriodNodeModel method computeFinalOutputSpecs.

@Override
public PortObjectSpec[] computeFinalOutputSpecs(final StreamableOperatorInternals internals, final PortObjectSpec[] inSpecs) throws InvalidSettingsException {
    if (m_type.getStringValue().equals(OutputType.Automatic.name())) {
        final SimpleStreamableOperatorInternals simpleInternals = (SimpleStreamableOperatorInternals) internals;
        final Config config = simpleInternals.getConfig();
        final DataColumnSpec[] colSpecs = new DataColumnSpec[config.getInt("sizeRow")];
        for (int i = 0; i < colSpecs.length; i++) {
            final DataColumnSpecCreator dataColumnSpecCreator = new DataColumnSpecCreator(config.getString("colname" + i), config.getDataType("type" + i));
            colSpecs[i] = dataColumnSpecCreator.createSpec();
        }
        return new DataTableSpec[] { new DataTableSpec(colSpecs) };
    } else {
        return configure(new DataTableSpec[] { (DataTableSpec) inSpecs[0] });
    }
}

Example 5 with Config

use of org.knime.core.node.config.Config in project knime-core by knime.

the class OldToNewTimeNodeModel method computeFinalOutputSpecs.

@Override
public PortObjectSpec[] computeFinalOutputSpecs(final StreamableOperatorInternals internals, final PortObjectSpec[] inSpecs) throws InvalidSettingsException {
    if (m_autoType.getBooleanValue()) {
        final SimpleStreamableOperatorInternals simpleInternals = (SimpleStreamableOperatorInternals) internals;
        final Config config = simpleInternals.getConfig();
        final DataColumnSpec[] colSpecs = new DataColumnSpec[config.getInt("sizeRow")];
        for (int i = 0; i < colSpecs.length; i++) {
            final DataColumnSpecCreator dataColumnSpecCreator = new DataColumnSpecCreator(config.getString("colname" + i), config.getDataType("type" + i));
            colSpecs[i] = dataColumnSpecCreator.createSpec();
        }
        return new DataTableSpec[] { new DataTableSpec(colSpecs) };
    } else {
        return configure(new DataTableSpec[] { (DataTableSpec) inSpecs[0] });
    }
}