Examples with IntCell org.knime.core.data.def.IntCell used on opensource projects

Example 96 with IntCell

use of org.knime.core.data.def.IntCell in project knime-core by knime.

the class JoinerJoinAnyTest method toIntegerArray.

/**
 * Get the data of an DataTable as an integer array.
 * @param dataTable the data table
 * @return the data as an integer array
 */
private Integer[][] toIntegerArray(final BufferedDataTable dataTable) {
    int rowCount = ConvenienceMethods.checkTableSize(dataTable.size());
    int colCount = dataTable.getDataTableSpec().getNumColumns();
    Integer[][] data = new Integer[rowCount][colCount];
    RowIterator iter = dataTable.iterator();
    int r = 0;
    while (iter.hasNext()) {
        DataRow row = iter.next();
        Iterator<DataCell> cellIter = row.iterator();
        int c = 0;
        while (cellIter.hasNext()) {
            DataCell cell = cellIter.next();
            data[r][c] = !cell.isMissing() ? ((IntCell) cell).getIntValue() : null;
            c++;
        }
        r++;
    }
    return data;
}

Example 97 with IntCell

use of org.knime.core.data.def.IntCell in project knime-core by knime.

the class SorterNodeModelTest method generateUnitMatrixTable.

/**
 * This method produces a unit matrix -<code>DataTable</code>.
 *
 * @param dimension of the matrix
 * @return Unit matrix
 */
public DefaultTable generateUnitMatrixTable(final int dimension) {
    // generate Column names and types
    String[] columnNames = new String[dimension];
    for (int i = 0; i < dimension; i++) {
        columnNames[i] = "col" + i;
    }
    DataType[] columnTypes = new DataType[dimension];
    for (int i = 0; i < dimension; i++) {
        columnTypes[i] = IntCell.TYPE;
    }
    DataRow[] unitmatrix = new DataRow[dimension];
    for (int i = 0; i < dimension; i++) {
        DataCell[] myRow = new DataCell[dimension];
        for (int j = 0; j < dimension; j++) {
            if (i == j) {
                myRow[j] = new IntCell(1);
            } else {
                myRow[j] = new IntCell(0);
            }
        }
        DataRow temprow = new DefaultRow(Integer.toString(i), myRow);
        unitmatrix[i] = temprow;
    }
    return new DefaultTable(unitmatrix, columnNames, columnTypes);
}

Example 98 with IntCell

use of org.knime.core.data.def.IntCell in project knime-core by knime.

the class AbstractHistogramPlotter method createColumnSpec.

/**
 * Returns <code>DataColumnSpec</code> object with the given properties.
 *
 * @param columnName name of the column.
 * @param type the <code>DataType</code> of the column
 * @param lowerBound the lower bound if available if not set it to
 * <code>Double.NaN</code> @param upperBoundthe upper bound if available if
 * not set it to <code>Double.NaN</code>
 * @param values the possible values for nominal types or <code>null</code>
 * for discrete types
 * @return the <code>DataColumnSpec</code> object created using the
 * given values
 */
private DataColumnSpec createColumnSpec(final String columnName, final DataType type, final double lowerBound, final double upperBound, final Set<DataCell> values) {
    final DataColumnDomainCreator domainCreator = new DataColumnDomainCreator();
    if (!Double.isNaN(lowerBound) && !Double.isNaN(upperBound)) {
        DataCell lowerBoundCell = null;
        DataCell upperBoundCell = null;
        if (type.isCompatible(IntValue.class)) {
            lowerBoundCell = new IntCell((int) lowerBound);
            upperBoundCell = new IntCell((int) upperBound);
        } else {
            lowerBoundCell = new DoubleCell(lowerBound);
            upperBoundCell = new DoubleCell(upperBound);
        }
        domainCreator.setLowerBound(lowerBoundCell);
        domainCreator.setUpperBound(upperBoundCell);
    }
    if (values != null && values.size() > 0) {
        domainCreator.setValues(values);
    }
    final DataColumnSpecCreator specCreator = new DataColumnSpecCreator(columnName, type);
    specCreator.setDomain(domainCreator.createDomain());
    final DataColumnSpec spec = specCreator.createSpec();
    return spec;
}

Example 99 with IntCell

use of org.knime.core.data.def.IntCell in project knime-core by knime.

the class ExtractTableDimensionNodeModel method execute.

/**
 * {@inheritDoc}
 */
@Override
protected BufferedDataTable[] execute(final BufferedDataTable[] inData, final ExecutionContext exec) throws Exception {
    BufferedDataTable data = inData[0];
    BufferedDataContainer bdc = exec.createDataContainer(createDataTableSpec());
    int noRows = data.getRowCount();
    int noCols = data.getDataTableSpec().getNumColumns();
    bdc.addRowToTable(new DefaultRow(DEF_NOROWS_VAR, new DataCell[] { new IntCell(noRows) }));
    bdc.addRowToTable(new DefaultRow(DEF_NOCOLS_VAR, new DataCell[] { new IntCell(noCols) }));
    bdc.close();
    pushFlowVariableInt(DEF_NOROWS_VAR, noRows);
    pushFlowVariableInt(DEF_NOCOLS_VAR, noCols);
    return new BufferedDataTable[] { bdc.getTable() };
}

Example 100 with IntCell

use of org.knime.core.data.def.IntCell in project knime-core by knime.

the class TimerinfoNodeModel method execute.

/**
 * {@inheritDoc}
 */
@Override
protected PortObject[] execute(final PortObject[] inData, final ExecutionContext exec) throws Exception {
    BufferedDataContainer result = exec.createDataContainer(createSpec());
    WorkflowManager wfm = NodeContext.getContext().getWorkflowManager();
    for (NodeContainer nc : wfm.getNodeContainers()) {
        NodeTimer nt = nc.getNodeTimer();
        DataRow row = new DefaultRow(new RowKey("Node " + nc.getID().getIndex()), new StringCell(nc.getName()), nt.getLastExecutionDuration() >= 0 ? new LongCell(nt.getLastExecutionDuration()) : DataType.getMissingCell(), new LongCell(nt.getExecutionDurationSinceReset()), new LongCell(nt.getExecutionDurationSinceStart()), new IntCell(nt.getNrExecsSinceReset()), new IntCell(nt.getNrExecsSinceStart()), new StringCell(nc.getID().toString()), new StringCell(nc instanceof NativeNodeContainer ? ((NativeNodeContainer) nc).getNodeModel().getClass().getName() : "n/a"));
        result.addRowToTable(row);
    }
    result.close();
    return new PortObject[] { result.getTable() };
}