Examples with MultiString2BitVectorCellFactory org.knime.base.data.bitvector.MultiString2BitVectorCellFactory used on opensource projects

Example 1 with MultiString2BitVectorCellFactory

use of org.knime.base.data.bitvector.MultiString2BitVectorCellFactory in project knime-core by knime.

the class CreateBitVectorNodeModel method createMultiColumnCellFactory.

private BitVectorCellFactory createMultiColumnCellFactory(final BufferedDataTable data, final ExecutionContext exec, final ColumnType columnType, final BitVectorType vectorType, final String[] multiCols) throws CanceledExecutionException, InvalidSettingsException {
    final DataColumnSpec colSpec = createMultiColumnOutputSpec(data.getDataTableSpec(), multiCols, vectorType);
    // get the indices for included columns
    final int[] colIndices = new int[multiCols.length];
    int idx = 0;
    for (String colName : multiCols) {
        int index = data.getDataTableSpec().findColumnIndex(colName);
        if (index < 0) {
            throw new IllegalArgumentException("Column " + colName + " is not available in input table. Please re-configure the node.");
        }
        colIndices[idx++] = index;
    }
    final BitVectorCellFactory factory;
    if (ColumnType.MULTI_NUMERICAL.equals(columnType)) {
        // calculate bits from numeric data
        if (m_useMean.getBooleanValue()) {
            // either from a percentage of the mean
            final double meanFactor = m_meanPercentage.getIntValue() / 100.0;
            final double[] meanValues = calculateMeanValues(exec.createSubProgress(0.5), data, colIndices);
            factory = new Numeric2BitVectorMeanCellFactory(vectorType, colSpec, meanFactor, meanValues, colIndices);
        } else {
            // or dependent on fixed threshold
            factory = new Numeric2BitVectorThresholdCellFactory(vectorType, colSpec, m_threshold.getDoubleValue(), colIndices);
        }
    } else if (ColumnType.MULTI_STRING.equals(columnType)) {
        final boolean setMatching = SetMatching.MATCHING.equals(SetMatching.get(m_mscSetMatching.getStringValue()));
        factory = new MultiString2BitVectorCellFactory(vectorType, colSpec, m_mscCaseSensitiv.getBooleanValue(), m_mscHasWildcards.getBooleanValue(), m_mscRegex.getBooleanValue(), setMatching, m_mscPattern.getStringValue(), colIndices);
    } else {
        throw new IllegalStateException("Not implemeted column type " + columnType.getText());
    }
    return factory;
}