Examples with DataCellFactory org.knime.base.node.io.filereader.DataCellFactory used on opensource projects

Example 1 with DataCellFactory

use of org.knime.base.node.io.filereader.DataCellFactory in project knime-core by knime.

the class ColumnAutoTypeCasterNodeModel method createNumberConverter.

private SingleCellFactory createNumberConverter(final int colIdx, final DataType type, final DataColumnSpec colSpec) {
    return new SingleCellFactory(colSpec) {

        private final DataCellFactory m_fac = new DataCellFactory();

        @Override
        public DataCell getCell(final DataRow row) {
            m_fac.setMissingValuePattern(m_missValPat);
            DataCell cell = row.getCell(colIdx);
            if (!cell.isMissing()) {
                String str = cell.toString();
                if (str == null) {
                    return DataType.getMissingCell();
                }
                // create String-, Int- or DoubleCell
                DataCell c = m_fac.createDataCellOfType(type, str);
                if (c == null) {
                    throw new NumberFormatException("Can't convert '" + str + "' to " + type.toString() + ". In " + row.getKey() + " Column" + colIdx + ". Disable " + "quickscan and try again.");
                }
                return c;
            } else {
                // create MissingCell
                return DataType.getMissingCell();
            }
        }
    };
}

Example 2 with DataCellFactory

use of org.knime.base.node.io.filereader.DataCellFactory in project knime-core by knime.

the class TableCreator2NodeModel method execute.

/**
 * {@inheritDoc}
 */
@Override
protected PortObject[] execute(final PortObject[] inData, final ExecutionContext exec) throws Exception {
    DataTableSpec outSpec = createSpec();
    BufferedDataContainer cont = exec.createDataContainer(outSpec, true);
    int numColProps = m_settings.getColumnProperties().size();
    ColProperty[] colProps = new ColProperty[numColProps];
    for (int i = 0; i < numColProps; i++) {
        colProps[i] = m_settings.getColumnProperties().get(i);
    }
    int cc = 0;
    int[] notSkippedMap = new int[numColProps];
    for (int i = 0; i < numColProps; i++) {
        notSkippedMap[i] = cc;
        if (!colProps[i].getSkipThisColumn()) {
            cc++;
        }
    }
    int numRows = max(m_settings.getRowIndices()) + 1;
    String rowIdPrefix = m_settings.getRowIdPrefix();
    String rowIdSuffix = m_settings.getRowIdSuffix();
    int rowIdStartWidth = m_settings.getRowIdStartValue();
    int c = 0;
    // fix for bug #2969
    Set<Integer> toRemove = new HashSet<Integer>();
    DataCellFactory cellFactory = new DataCellFactory();
    for (int i = 0; i < numRows; i++) {
        DataCell[] cells = new DataCell[outSpec.getNumColumns()];
        for (int k = 0; k < numColProps; k++) {
            // fix for bug #2969
            while (c < m_settings.getRowIndices().length && (m_settings.getRowIndices()[c] < 0 || m_settings.getColumnIndices()[c] < 0)) {
                toRemove.add(c);
                c++;
            }
            String value = "";
            if (c < m_settings.getRowIndices().length && m_settings.getRowIndices()[c] == i && m_settings.getColumnIndices()[c] == k) {
                value = m_settings.getValues()[c];
                c++;
            }
            if (colProps[k].getSkipThisColumn()) {
                continue;
            }
            String missValPattern = colProps[k].getMissingValuePattern();
            cellFactory.setMissingValuePattern(missValPattern);
            cellFactory.setFormatParameter(colProps[k].getFormatParameter().orElse(null));
            DataCell result = cellFactory.createDataCellOfType(colProps[k].getColumnSpec().getType(), value);
            if (null != result) {
                cells[notSkippedMap[k]] = result;
            } else {
                throw new InvalidSettingsException(cellFactory.getErrorMessage());
            }
        }
        StringBuilder rowId = new StringBuilder();
        rowId.append(rowIdPrefix);
        rowId.append(Integer.toString(i + rowIdStartWidth));
        rowId.append(rowIdSuffix);
        DataRow row = new DefaultRow(rowId.toString(), cells);
        cont.addRowToTable(row);
    }
    cont.close();
    BufferedDataTable out = cont.getTable();
    return new BufferedDataTable[] { out };
}

Example 3 with DataCellFactory

use of org.knime.base.node.io.filereader.DataCellFactory in project knime-core by knime.

the class Cell method getValue.

/**
 * @return the value
 */
final DataCell getValue() {
    if (m_value == null) {
        DataCellFactory cellFactory = new DataCellFactory();
        cellFactory.setMissingValuePattern(m_missingValuePattern);
        m_value = null != m_text ? cellFactory.createDataCellOfType(m_type, m_text) : DataType.getMissingCell();
        m_errorMessage = cellFactory.getErrorMessage() == null ? "" : cellFactory.getErrorMessage();
    }
    return m_value;
}

Example 4 with DataCellFactory

use of org.knime.base.node.io.filereader.DataCellFactory in project knime-core by knime.

the class Spreadsheet method hasParseErrors.

/**
 * @return true when not every cell can be parsed
 */
public boolean hasParseErrors() {
    SpreadsheetTableModel model = m_table.getSpreadsheetModel();
    int colCount = model.getMaxColumn();
    int rowCount = model.getMaxRow();
    for (int k = 0; k < colCount; k++) {
        ColProperty colProperty = model.getColumnProperties().get(k);
        for (int i = 0; i < rowCount; i++) {
            Object value = model.getValueAt(i, k);
            if (value instanceof Cell) {
                Cell cell = (Cell) value;
                if (cell.getValue() == null) {
                    return true;
                }
            } else {
                // value is an empty string
                if (null != colProperty) {
                    DataCellFactory cellFactory = new DataCellFactory();
                    cellFactory.setMissingValuePattern(colProperty.getMissingValuePattern());
                    cellFactory.setFormatParameter(colProperty.getFormatParameter().orElse(null));
                    DataCell dataCell = cellFactory.createDataCellOfType(colProperty.getColumnSpec().getType(), value.toString());
                    if (null == dataCell) {
                        return true;
                    }
                }
            }
        }
    }
    return false;
}

Example 5 with DataCellFactory

use of org.knime.base.node.io.filereader.DataCellFactory in project knime-core by knime.

the class CellRenderer method getTableCellRendererComponent.

/**
 * {@inheritDoc}
 */
@Override
public Component getTableCellRendererComponent(final JTable table, final Object value, final boolean isSelected, final boolean hasFocus, final int row, final int column) {
    setForeground(table.getForeground());
    setBackground(table.getBackground());
    super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
    if (m_showOutputTable && (!isInFilledArea(row, column) || isSkipped(column))) {
        if (isSelected) {
            setForeground(m_notInOutputSelForeground);
            setBackground(m_notInOutputSelBackground);
        } else {
            setForeground(m_notInOutputForeground);
            setBackground(m_notInOutputBackground);
        }
    }
    ColProperty colProperty = m_tableModel.getColumnProperties().get(column);
    if (value instanceof Cell) {
        Cell cell = (Cell) value;
        if (cell.getValue() == null) {
            setBackground(reddishBackground());
            setForeground(table.getForeground());
        }
    } else {
        // value is an empty string
        if (null != colProperty && isInFilledArea(row, column)) {
            DataCellFactory cellFactory = new DataCellFactory();
            cellFactory.setMissingValuePattern(colProperty.getMissingValuePattern());
            cellFactory.setFormatParameter(colProperty.getFormatParameter().orElse(null));
            DataCell dataCell = cellFactory.createDataCellOfType(colProperty.getColumnSpec().getType(), value.toString());
            if (null == dataCell) {
                setBackground(reddishBackground());
                setForeground(table.getForeground());
            }
        }
    }
    return this;
}