Examples with PortObject org.knime.core.node.port.PortObject used on opensource projects

Example 71 with PortObject

use of org.knime.core.node.port.PortObject in project knime-core by knime.

the class PortObjectWriterNodeModel method execute.

/**
 * Writes model as ModelContent to file.
 *
 * {@inheritDoc}
 */
@Override
protected PortObject[] execute(final PortObject[] portObject, final ExecutionContext exec) throws Exception {
    CheckUtils.checkDestinationFile(m_fileName.getStringValue(), m_overwriteOK.getBooleanValue());
    URL url = FileUtil.toURL(m_fileName.getStringValue());
    Path localPath = FileUtil.resolveToPath(url);
    if (localPath != null) {
        try {
            PortUtil.writeObjectToFile(portObject[0], localPath.toFile(), exec);
        } catch (Exception e) {
            Files.deleteIfExists(localPath);
            throw e;
        }
    } else {
        try (OutputStream os = FileUtil.openOutputConnection(url, "PUT").getOutputStream()) {
            PortUtil.writeObjectToStream(portObject[0], os, exec);
        }
    }
    return new PortObject[0];
}

Example 72 with PortObject

use of org.knime.core.node.port.PortObject in project knime-core by knime.

the class PMMLReaderNodeModel method execute.

/**
 * {@inheritDoc}
 */
@Override
protected PortObject[] execute(final PortObject[] inData, final ExecutionContext exec) throws Exception {
    PMMLPortObject inPort = m_hasPMMLIn ? (PMMLPortObject) inData[0] : null;
    if (inPort != null) {
        TransformationDictionary dict = TransformationDictionary.Factory.newInstance();
        dict.setDerivedFieldArray(inPort.getDerivedFields());
        m_pmmlPort.addGlobalTransformations(dict);
        m_pmmlPort.moveGlobalTransformationsToModel();
    }
    return new PortObject[] { m_pmmlPort };
}

Example 73 with PortObject

use of org.knime.core.node.port.PortObject in project knime-core by knime.

the class DBPivotNodeModel method execute.

/**
 * {@inheritDoc}
 */
@Override
protected final PortObject[] execute(final PortObject[] inData, final ExecutionContext exec) throws CanceledExecutionException, Exception {
    exec.setMessage("Retrieving metadata from database");
    final DatabasePortObject dbObject = (DatabasePortObject) inData[0];
    final DatabasePortObject outObject = new DatabasePortObject(createDbOutSpec(dbObject.getSpec(), exec));
    return new PortObject[] { outObject };
}

Example 74 with PortObject

use of org.knime.core.node.port.PortObject in project knime-core by knime.

the class ReadContextPropertyNodeModel method execute.

/**
 * {@inheritDoc}
 */
@Override
protected PortObject[] execute(final PortObject[] inData, final ExecutionContext exec) throws Exception {
    Result result = m_config.createResult();
    String message = result.getWarningMessage();
    if (message != null) {
        setWarningMessage(message);
    }
    pushFlowVariables(result);
    return new PortObject[] { FlowVariablePortObject.INSTANCE };
}

Example 75 with PortObject

use of org.knime.core.node.port.PortObject in project knime-core by knime.

the class DBSorterNodeModel method execute.

/**
 * {@inheritDoc}
 */
@Override
protected final PortObject[] execute(final PortObject[] inData, final ExecutionContext exec) throws CanceledExecutionException, Exception {
    exec.setMessage("Retrieving metadata from database");
    DatabasePortObject dbObj = (DatabasePortObject) inData[0];
    DatabaseQueryConnectionSettings conn = dbObj.getConnectionSettings(getCredentialsProvider());
    String newQuery = createQuery(conn.getQuery(), conn.getUtility().getStatementManipulator());
    conn = createDBQueryConnection(dbObj.getSpec(), newQuery);
    DatabasePortObject outObj = new DatabasePortObject(new DatabasePortObjectSpec(dbObj.getSpec().getDataTableSpec(), conn.createConnectionModel()));
    return new PortObject[] { outObj };
}