Examples with ColumnRearranger org.knime.core.data.container.ColumnRearranger used on opensource projects

Example 31 with ColumnRearranger

use of org.knime.core.data.container.ColumnRearranger in project knime-core by knime.

the class ModifyTimeNodeModel method createColumnRearranger.

/**
 * {@inheritDoc}
 */
@Override
protected ColumnRearranger createColumnRearranger(final DataTableSpec inSpec) {
    final ColumnRearranger rearranger = new ColumnRearranger(inSpec);
    final String[] includeList = m_colSelect.applyTo(inSpec).getIncludes();
    final int[] includeIndices = Arrays.stream(m_colSelect.applyTo(inSpec).getIncludes()).mapToInt(s -> inSpec.findColumnIndex(s)).toArray();
    // determine the data type of output
    DataType dataType;
    if (m_modifyAction.getStringValue().equals(MODIFY_OPTION_REMOVE)) {
        dataType = LocalDateCellFactory.TYPE;
    } else {
        if (m_modifyAction.getStringValue().equals(MODIFY_OPTION_CHANGE)) {
            dataType = LocalDateTimeCellFactory.TYPE;
        } else {
            if (m_timeZone.useZone()) {
                dataType = ZonedDateTimeCellFactory.TYPE;
            } else {
                dataType = LocalDateTimeCellFactory.TYPE;
            }
        }
    }
    int i = 0;
    for (final String includedCol : includeList) {
        if (inSpec.getColumnSpec(includedCol).getType().equals(ZonedDateTimeCellFactory.TYPE) && m_modifyAction.getStringValue().equals(MODIFY_OPTION_CHANGE)) {
            dataType = ZonedDateTimeCellFactory.TYPE;
        }
        if (m_isReplaceOrAppend.getStringValue().equals(OPTION_REPLACE)) {
            final DataColumnSpecCreator dataColumnSpecCreator = new DataColumnSpecCreator(includedCol, dataType);
            final SingleCellFactory cellFac = createCellFactory(dataColumnSpecCreator.createSpec(), includeIndices[i++], m_timeZone.getZone());
            rearranger.replace(cellFac, includedCol);
        } else {
            final DataColumnSpec dataColSpec = new UniqueNameGenerator(inSpec).newColumn(includedCol + m_suffix.getStringValue(), dataType);
            final SingleCellFactory cellFac = createCellFactory(dataColSpec, includeIndices[i++], m_timeZone.getZone());
            rearranger.append(cellFac);
        }
    }
    return rearranger;
}

Example 32 with ColumnRearranger

use of org.knime.core.data.container.ColumnRearranger in project knime-core by knime.

the class ModifyTimeNodeModel method configure.

/**
 * {@inheritDoc}
 */
@Override
protected DataTableSpec[] configure(final DataTableSpec[] inSpecs) throws InvalidSettingsException {
    if (!m_hasValidatedConfiguration) {
        throw new InvalidSettingsException("Node must be configured!");
    }
    DataTableSpec in = inSpecs[0];
    ColumnRearranger r = createColumnRearranger(in);
    DataTableSpec out = r.createSpec();
    return new DataTableSpec[] { out };
}

Example 33 with ColumnRearranger

use of org.knime.core.data.container.ColumnRearranger in project knime-core by knime.

the class ModifyDateNodeModel method configure.

/**
 * {@inheritDoc}
 */
@Override
protected DataTableSpec[] configure(final DataTableSpec[] inSpecs) throws InvalidSettingsException {
    if (!m_hasValidatedConfiguration) {
        throw new InvalidSettingsException("Node must be configured!");
    }
    DataTableSpec in = inSpecs[0];
    ColumnRearranger r = createColumnRearranger(in);
    DataTableSpec out = r.createSpec();
    return new DataTableSpec[] { out };
}

Example 34 with ColumnRearranger

use of org.knime.core.data.container.ColumnRearranger in project knime-core by knime.

the class ModifyDateNodeModel method createColumnRearranger.

/**
 * @param inSpec table input spec
 * @return the CR describing the output
 */
@Override
protected ColumnRearranger createColumnRearranger(final DataTableSpec inSpec) {
    final ColumnRearranger rearranger = new ColumnRearranger(inSpec);
    final String[] includeList = m_colSelect.applyTo(inSpec).getIncludes();
    final int[] includeIndices = Arrays.stream(m_colSelect.applyTo(inSpec).getIncludes()).mapToInt(s -> inSpec.findColumnIndex(s)).toArray();
    // determine the data type of output
    DataType dataType;
    if (m_modifyAction.getStringValue().equals(MODIFY_OPTION_REMOVE)) {
        dataType = LocalTimeCellFactory.TYPE;
    } else {
        if (m_modifyAction.getStringValue().equals(MODIFY_OPTION_CHANGE)) {
            dataType = LocalDateTimeCellFactory.TYPE;
        } else {
            if (m_timeZone.useZone()) {
                dataType = ZonedDateTimeCellFactory.TYPE;
            } else {
                dataType = LocalDateTimeCellFactory.TYPE;
            }
        }
    }
    final ZoneId zone = m_timeZone.getZone();
    int i = 0;
    for (final String includedCol : includeList) {
        if (inSpec.getColumnSpec(includedCol).getType().equals(ZonedDateTimeCellFactory.TYPE) && m_modifyAction.getStringValue().equals(MODIFY_OPTION_CHANGE)) {
            dataType = ZonedDateTimeCellFactory.TYPE;
        }
        if (m_isReplaceOrAppend.getStringValue().equals(OPTION_REPLACE)) {
            final DataColumnSpecCreator dataColumnSpecCreator = new DataColumnSpecCreator(includedCol, dataType);
            final SingleCellFactory cellFac = createCellFactory(dataColumnSpecCreator.createSpec(), includeIndices[i++], zone);
            rearranger.replace(cellFac, includedCol);
        } else {
            final DataColumnSpec dataColSpec = new UniqueNameGenerator(inSpec).newColumn(includedCol + m_suffix.getStringValue(), dataType);
            final SingleCellFactory cellFac = createCellFactory(dataColSpec, includeIndices[i++], zone);
            rearranger.append(cellFac);
        }
    }
    return rearranger;
}

Example 35 with ColumnRearranger

use of org.knime.core.data.container.ColumnRearranger in project knime-core by knime.

the class TimeFieldExtractorNodeModel method configure.

/**
 * {@inheritDoc}
 */
@Override
protected DataTableSpec[] configure(final DataTableSpec[] inSpecs) throws InvalidSettingsException {
    DataTableSpec inSpec = inSpecs[0];
    // contains timestamp?
    if (!inSpec.containsCompatibleType(DateAndTimeValue.class)) {
        throw new InvalidSettingsException("No timestamp found in input table!");
    }
    // currently selected column still there?
    String selectedColName = m_selectedColumn.getStringValue();
    if (selectedColName != null && !selectedColName.isEmpty()) {
        if (!inSpec.containsName(selectedColName)) {
            throw new InvalidSettingsException("Column " + selectedColName + " not found in input spec!");
        }
    } else {
        // no value set: auto-configure -> choose first timeseries
        for (DataColumnSpec colSpec : inSpec) {
            if (colSpec.getType().isCompatible(DateAndTimeValue.class)) {
                String colName = colSpec.getName();
                m_selectedColumn.setStringValue(colName);
                setWarningMessage("Auto-configure: selected " + colName);
                break;
            }
        }
    }
    // create outputspec
    ColumnRearranger colRearranger = createColumnRearranger(inSpec).getColumnRearranger();
    return new DataTableSpec[] { colRearranger.createSpec() };
}