de.bund.bfr.knime.foodprocess.pcml/src/de/bund/bfr/knime/pcml/node/pcmltotable/PCMLToDataTableNodeModel.java
/*******************************************************************************
* Copyright (c) 2015 Federal Institute for Risk Assessment (BfR), Germany
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Contributors:
* Department Biological Safety - BfR
*******************************************************************************/
package de.bund.bfr.knime.pcml.node.pcmltotable;
import java.io.File;
import java.io.IOException;
import org.knime.core.node.BufferedDataTable;
import org.knime.core.node.CanceledExecutionException;
import org.knime.core.node.ExecutionContext;
import org.knime.core.node.ExecutionMonitor;
import org.knime.core.node.InvalidSettingsException;
import org.knime.core.node.NodeModel;
import org.knime.core.node.NodeSettingsRO;
import org.knime.core.node.NodeSettingsWO;
import org.knime.core.node.port.PortObject;
import org.knime.core.node.port.PortObjectSpec;
import org.knime.core.node.port.PortType;
import org.knime.core.node.port.PortTypeRegistry;
import de.bund.bfr.knime.pcml.port.PCMLPortObject;
import de.bund.bfr.pcml10.PCMLDocument;
/**
* This is the model implementation of "PCML to Data Table" node.
*
* @author Heiko Hofer
*/
public class PCMLToDataTableNodeModel extends NodeModel {
private final PCMLToDataTableNodeSettings settings;
/**
* Constructor for the node model.
*/
protected PCMLToDataTableNodeModel() {
super(new PortType[] {
PortTypeRegistry.getInstance().getPortType(PCMLPortObject.class, false),
}, new PortType[] {
BufferedDataTable.TYPE,
});
settings = new PCMLToDataTableNodeSettings();
}
/**
* {@inheritDoc}
*/
@Override
protected PortObjectSpec[] configure(final PortObjectSpec[] inSpecs)
throws InvalidSettingsException {
// Spec at output is not known in advance. It depends on the PCML.
return null;
}
/**
* {@inheritDoc}
*/
@Override
protected PortObject[] execute(final PortObject[] inObjects, final ExecutionContext exec)
throws Exception {
PCMLPortObject pcmlPortObject = (PCMLPortObject)inObjects[0];
PCMLDocument pcmlDoc = pcmlPortObject.getPcmlDoc();
PCMLDataTable pcmlData = new PCMLDataTable(pcmlDoc);
BufferedDataTable outTable = pcmlData.execute(exec);
return new PortObject[]{outTable};
}
/**
* {@inheritDoc}
*/
@Override
protected void reset() {
// no internals, nothing to reset
}
/**
* {@inheritDoc}
*/
@Override
protected void saveSettingsTo(final NodeSettingsWO settings) {
this.settings.saveSettings(settings);
}
/**
* {@inheritDoc}
*/
@Override
protected void loadValidatedSettingsFrom(final NodeSettingsRO settings)
throws InvalidSettingsException {
this.settings.loadSettings(settings);
}
/**
* {@inheritDoc}
*/
@Override
protected void validateSettings(final NodeSettingsRO settings)
throws InvalidSettingsException {
PCMLToDataTableNodeSettings s = new PCMLToDataTableNodeSettings();
s.loadSettings(settings);
}
/**
* {@inheritDoc}
*/
@Override
protected void loadInternals(final File internDir,
final ExecutionMonitor exec) throws IOException,
CanceledExecutionException {
// no internals, nothing to load
}
/**
* {@inheritDoc}
*/
@Override
protected void saveInternals(final File internDir,
final ExecutionMonitor exec) throws IOException,
CanceledExecutionException {
// no internals, nothing to save
}
}