net.sf.opendse.optimization.DesignSpaceExplorationDecoder Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of opendse-optimization Show documentation
The optimization module of OpenDSE
There is a newer version: 1.8
/*******************************************************************************
 * Copyright (c) 2015 OpenDSE
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *******************************************************************************/
package net.sf.opendse.optimization;

import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;

import net.sf.opendse.model.Element;
import net.sf.opendse.model.Models;
import net.sf.opendse.model.Specification;
import net.sf.opendse.model.parameter.Parameter;
import net.sf.opendse.model.parameter.ParameterReference;
import net.sf.opendse.model.parameter.ParameterSelect;

import org.opt4j.core.Genotype;
import org.opt4j.core.genotype.CompositeGenotype;
import org.opt4j.core.problem.Decoder;
import org.opt4j.satdecoding.ContradictionException;

import com.google.inject.Inject;

public class DesignSpaceExplorationDecoder implements Decoder, ImplementationWrapper> {

	protected final SATCreatorDecoder satDecoder;
	protected final ParameterDecoder parameterDecoder;

	protected final Map selectParameterRef = new HashMap();
	protected final Map> selectParametersMap = new HashMap>();

	@Inject
	public DesignSpaceExplorationDecoder(SATCreatorDecoder satDecoder, ParameterDecoder parameterDecoder, SpecificationWrapper specWrapper) {
		super();
		this.satDecoder = satDecoder;
		this.parameterDecoder = parameterDecoder;

		for (Element element : Models.getElements(specWrapper.getSpecification())) {
			for (String name : element.getAttributeNames()) {
				Parameter parameter = element.getAttributeParameter(name);
				if (parameter != null && parameter instanceof ParameterSelect) {
					ParameterSelect parameterSelect = (ParameterSelect) parameter;

					String reference = parameterSelect.getReference();

					if (reference != null) {
						ParameterReference pref = new ParameterReference(element, name);
						ParameterReference prefref = new ParameterReference(element, reference);

						selectParameterRef.put(pref, prefref);
						selectParametersMap.put(pref, Arrays.asList(parameterSelect.getElements()));
					}
				}
			}
		}
	}

	@Override
	public ImplementationWrapper decode(CompositeGenotype genotype) {
		Genotype satGenotype = genotype.get("SAT");
		CompositeGenotype parameterGenotype = genotype.get("PARAMETER");

		ImplementationWrapper wrapper = null;
		try {
			wrapper = satDecoder.decode(satGenotype);
		} catch (ContradictionException e) {
			System.err.println("Stopping");
			throw e;
		}
		ParameterMap parameterMap = parameterDecoder.decode(parameterGenotype);

		Specification implementation = wrapper.getImplementation();

		if (implementation != null) {
			Map elementMap = Models.getElementsMap(implementation);

			if (!parameterMap.isEmpty()) {
				for (Entry entry : parameterMap.entrySet()) {
					ParameterReference ref = entry.getKey();
					String id = ref.getId();
					String attribute = ref.getAttribute();

					if (elementMap.containsKey(id)) {
						Element element = elementMap.get(id);
						Object value = entry.getValue();
						element.setAttribute(attribute, value);
					}
				}
			}

			for (Entry entry : selectParameterRef.entrySet()) {
				ParameterReference ref = entry.getKey();
				ParameterReference refref = entry.getValue();

				String id = ref.getId();
				String refAttribute = ref.getAttribute();
				String refrefAttribute = refref.getAttribute();

				Element element = elementMap.get(id);
				if (element != null) {
					Object o = element.getAttribute(refrefAttribute);
					int index = ((ParameterSelect) (refref.getParameter())).indexOf(o);

					Object o2 = selectParametersMap.get(ref).get(index);
					element.setAttribute(refAttribute, o2);
				}
			}
		}

		return wrapper;
	}
}