Examples with DataColumnSpec org.knime.core.data.DataColumnSpec used on opensource projects

Example 36 with DataColumnSpec

use of org.knime.core.data.DataColumnSpec in project knime-core by knime.

the class InFieldsTable method createInputCellEditor.

/**
 * Create cell editor for for the input columns / flow variables.
 */
private TableCellEditor createInputCellEditor() {
    JComboBox comboBox = new JComboBox();
    comboBox.setRenderer(new InputListCellRenderer());
    if (null != m_spec) {
        for (DataColumnSpec colSpec : m_spec) {
            comboBox.addItem(colSpec);
        }
    }
    if (null != m_flowVars) {
        for (FlowVariable flowVar : m_flowVars.values()) {
            comboBox.addItem(flowVar);
        }
    }
    DefaultCellEditor editor = new DefaultCellEditor(comboBox);
    editor.setClickCountToStart(2);
    return editor;
}

Example 37 with DataColumnSpec

use of org.knime.core.data.DataColumnSpec in project knime-core by knime.

the class InFieldsTable method updateData.

/**
 * Set the table data.
 *
 * @param fields the fields
 * @param spec the input spec might be null
 * @param flowVars the flow variables
 */
void updateData(final JavaSnippetFields fields, final DataTableSpec spec, final Map<String, FlowVariable> flowVars) {
    m_spec = spec;
    m_flowVars = flowVars;
    m_model.clear();
    for (int r = 0; r < fields.getInColFields().size(); r++) {
        InCol field = fields.getInColFields().get(r);
        m_model.addRow();
        String colName = field.getKnimeName();
        DataColumnSpec colSpec = spec.getColumnSpec(colName);
        Object value = null != colSpec ? colSpec : colName;
        m_model.setValueAt(value, r, Column.COLUMN);
        m_model.setValueAt(field.getJavaName(), r, Column.JAVA_FIELD);
        Optional<?> factory = ConverterUtil.getDataCellToJavaConverterFactory(field.getConverterFactoryId());
        if (!factory.isPresent()) {
            // seems to be missing.
            if (field.getJavaType() != null) {
                factory = ConverterUtil.getConverterFactory(field.getDataType(), field.getJavaType());
            }
        }
        if (factory.isPresent()) {
            m_model.setValueAt(factory.get(), r, Column.JAVA_TYPE);
        } else {
            final Class<?> type = field.getJavaType();
            if (type != null) {
                m_model.setValueAt(type, r, Column.JAVA_TYPE);
            } else {
                m_model.setValueAt(field.getJavaTypeName(), r, Column.JAVA_TYPE);
            }
        }
    }
    int offset = m_model.getRowCount();
    for (int r = 0; r < fields.getInVarFields().size(); r++) {
        InVar field = fields.getInVarFields().get(r);
        m_model.addRow();
        String name = field.getKnimeName();
        FlowVariable flowVar = m_flowVars.get(name);
        Object value = null != flowVar ? flowVar : name;
        m_model.setValueAt(value, offset + r, Column.COLUMN);
        m_model.setValueAt(field.getJavaName(), offset + r, Column.JAVA_FIELD);
        m_model.setValueAt(field.getJavaType(), offset + r, Column.JAVA_TYPE);
    }
    JTable table = getTable();
    final TableColumnModel columnModel = table.getColumnModel();
    columnModel.getColumn(m_model.getIndex(Column.COLUMN)).setCellRenderer(new InputTableCellRenderer());
    columnModel.getColumn(m_model.getIndex(Column.COLUMN)).setCellEditor(createInputCellEditor());
    columnModel.getColumn(m_model.getIndex(Column.JAVA_FIELD)).setCellRenderer(FieldsTableUtil.createJavaFieldTableCellRenderer());
    columnModel.getColumn(m_model.getIndex(Column.JAVA_TYPE)).setCellRenderer(FieldsTableUtil.createJavaTypeTableCellRenderer());
    columnModel.getColumn(m_model.getIndex(Column.JAVA_TYPE)).setCellEditor(FieldsTableUtil.createJavaTypeTableCellEditor());
}

Example 38 with DataColumnSpec

use of org.knime.core.data.DataColumnSpec in project knime-core by knime.

the class JSnippetFieldsController method getFieldReadStatement.

/**
 * Get a statement to inserted in the document of a java snippet to read
 * the given column.
 * @param colSpec the column to be read
 * @return the statement
 */
public String getFieldReadStatement(final DataColumnSpec colSpec) {
    FieldsTableModel model = (FieldsTableModel) m_inFieldsTable.getTable().getModel();
    int index = -1;
    for (int r = 0; r < model.getRowCount(); r++) {
        Object value = model.getValueAt(r, Column.COLUMN);
        if (value instanceof DataColumnSpec) {
            DataColumnSpec foo = (DataColumnSpec) value;
            if (foo.getName().equals(colSpec.getName())) {
                index = r;
                break;
            }
        }
    }
    if (index >= 0) {
        // return java field name
        return (String) model.getValueAt(index, Column.JAVA_FIELD);
    } else {
        // try to add a row for the colSpec
        boolean success = m_inFieldsTable.addRow(colSpec);
        if (success) {
            TableModel tableModel = m_inFieldsTable.getTable().getModel();
            m_inFieldsTable.firePropertyChange(InFieldsTable.PROP_FIELD_ADDED, tableModel.getRowCount() - 1, tableModel.getRowCount());
            // return java field name
            return (String) model.getValueAt(model.getRowCount() - 1, Column.JAVA_FIELD);
        } else {
            // return generic code
            String name = colSpec.getName();
            final Collection<DataCellToJavaConverterFactory<?, ?>> factories = ConverterUtil.getFactoriesForSourceType(colSpec.getType());
            return "getCell(\"" + name + "\", " + Type.getIdentifierFor(factories.stream().findFirst().get().getDestinationType()) + ")";
        }
    }
}

Example 39 with DataColumnSpec

use of org.knime.core.data.DataColumnSpec 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 40 with DataColumnSpec

use of org.knime.core.data.DataColumnSpec 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;
}