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

Example 16 with ContainerTable

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

the class LiftChartNodeModel method loadInternals.

/**
 * {@inheritDoc}
 */
@Override
protected void loadInternals(final File nodeInternDir, final ExecutionMonitor exec) throws IOException, CanceledExecutionException {
    File dataFile1 = new File(nodeInternDir, DATA_FILE + "1");
    File dataFile2 = new File(nodeInternDir, DATA_FILE + "2");
    ContainerTable dataCont1 = DataContainer.readFromZip(dataFile1);
    ContainerTable dataCont2 = DataContainer.readFromZip(dataFile2);
    m_dataArray = new DataArray[2];
    m_dataArray[0] = new DefaultDataArray(dataCont1, 1, (int) dataCont1.size(), exec.createSubProgress(0.5));
    m_dataArray[1] = new DefaultDataArray(dataCont2, 1, (int) dataCont2.size(), exec.createSubProgress(0.5));
}

Example 17 with ContainerTable

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

the class LinReg2LearnerNodeModel method loadInternals.

/**
 * {@inheritDoc}
 */
@Override
protected void loadInternals(final File internDir, final ExecutionMonitor exec) throws IOException, CanceledExecutionException {
    File inFile = new File(internDir, FILE_SAVE);
    ModelContentRO c = ModelContent.loadFromXML(new BufferedInputStream(new GZIPInputStream(new FileInputStream(inFile))));
    try {
        ModelContentRO specContent = c.getModelContent(CFG_SPEC);
        DataTableSpec spec = DataTableSpec.load(specContent);
        ModelContentRO parContent = c.getModelContent(CFG_LinReg2_CONTENT);
        m_content = LinearRegressionContent.load(parContent, spec);
    } catch (InvalidSettingsException ise) {
        IOException ioe = new IOException("Unable to restore state: " + ise.getMessage());
        ioe.initCause(ise);
        throw ioe;
    }
    File dataFile = new File(internDir, FILE_DATA);
    ContainerTable t = DataContainer.readFromZip(dataFile);
    int rowCount = t.getRowCount();
    m_rowContainer = new DefaultDataArray(t, 1, rowCount, exec);
}

Example 18 with ContainerTable

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

the class HierarchicalClusterNodeModel method loadInternals.

/**
 * {@inheritDoc}
 */
@Override
protected void loadInternals(final File nodeInternDir, final ExecutionMonitor exec) throws IOException, CanceledExecutionException {
    // distances
    File distFile = new File(nodeInternDir, CFG_DIST_DATA);
    ContainerTable table1 = DataContainer.readFromZip(distFile);
    m_fusionTable = new DefaultDataArray(table1, 1, table1.getRowCount());
    // data rows
    File dataFile = new File(nodeInternDir, CFG_H_CLUST_DATA);
    ContainerTable table2 = DataContainer.readFromZip(dataFile);
    m_dataArray = new DefaultDataArray(table2, 1, table2.getRowCount());
    File f = new File(nodeInternDir, CFG_HCLUST);
    FileInputStream fis = new FileInputStream(f);
    NodeSettingsRO settings = NodeSettings.loadFromXML(fis);
    // if we had some data...
    if (m_dataArray.size() > 0) {
        // we also have some clustering nodes
        try {
            m_rootNode = ClusterNode.loadFromXML(settings, m_dataArray);
        } catch (InvalidSettingsException e) {
            throw new IOException(e.getMessage());
        }
    }
}

Example 19 with ContainerTable

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

the class ReadTableNodeModel method createStreamableOperator.

/**
 * {@inheritDoc}
 */
@Override
public StreamableOperator createStreamableOperator(final PartitionInfo partitionInfo, final PortObjectSpec[] inSpecs) throws InvalidSettingsException {
    return new StreamableOperator() {

        @Override
        public void runFinal(final PortInput[] inputs, final PortOutput[] outputs, final ExecutionContext exec) throws Exception {
            exec.setMessage("Extract temporary table");
            ContainerTable table = extractTable(exec.createSubExecutionContext(0.4));
            exec.setMessage("Streaming Output");
            RowOutput output = (RowOutput) outputs[0];
            execute(table, output, exec.createSubExecutionContext(0.6));
        }
    };
}

Example 20 with ContainerTable

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

the class ReadTableNodeModel method execute.

/**
 * {@inheritDoc}
 */
@Override
protected BufferedDataTable[] execute(final BufferedDataTable[] inData, final ExecutionContext exec) throws Exception {
    exec.setMessage("Extracting temporary table");
    ContainerTable table = extractTable(exec.createSubExecutionContext(0.4));
    exec.setMessage("Reading into final format");
    BufferedDataTableRowOutput c = new BufferedDataTableRowOutput(exec.createDataContainer(table.getDataTableSpec(), true));
    execute(table, c, exec.createSubExecutionContext(0.6));
    return new BufferedDataTable[] { c.getDataTable() };
}