load_generator/ros2/plugins/org.eclipse.app4mc.slg.ros2/src/org/eclipse/app4mc/slg/ros2/generators/RosLabelAccessTranslationUnit.java

/**
 * Copyright (c) 2020-2021 Robert Bosch GmbH.
 * 
 * This program and the accompanying materials are made
 * available under the terms of the Eclipse Public License 2.0
 * which is available at https://www.eclipse.org/legal/epl-2.0/
 * 
 * SPDX-License-Identifier: EPL-2.0
 * 
 * Contributors:
 *     Robert Bosch GmbH - initial API and implementation
 */

package org.eclipse.app4mc.slg.ros2.generators;

import java.util.Arrays;

import org.eclipse.app4mc.amalthea.model.LabelAccess;
import org.eclipse.app4mc.amalthea.model.MinAvgMaxStatistic;
import org.eclipse.app4mc.amalthea.model.NumericStatistic;
import org.eclipse.app4mc.amalthea.model.SingleValueStatistic;
import org.eclipse.app4mc.slg.commons.m2t.generators.TranslationUnit;
import org.eclipse.app4mc.transformation.util.OutputBuffer;

public class RosLabelAccessTranslationUnit extends TranslationUnit {
	private RosLabelTranslationUnit tuLabel;

	private LabelAccess labelAccess;

	private OutputBuffer outputBuffer;

	public RosLabelAccessTranslationUnit(final OutputBuffer outputBuffer, final RosLabelTranslationUnit tuLabel,
			final LabelAccess labelAccess) {
		super();
		this.tuLabel = tuLabel;
		this.labelAccess = labelAccess;
		this.outputBuffer = outputBuffer;
	}

	public String getBasePath() {
		return this.tuLabel.getBasePath();
	}

	public String getModuleName() {
		return this.tuLabel.getModuleName();
	}

	@Override
	public String getIncFile() {
		return this.tuLabel.getIncFile();
	}

	// ---------- names of generated 'C' functions ----------

	@Override
	public String getCall() {
		NumericStatistic stat = null;
		if (labelAccess != null && labelAccess.getStatistic() != null) {
			stat = labelAccess.getStatistic().getValue();
		}

		String statString = (stat == null) ? "1" : getNumericStatistic(stat);

		if (labelAccess.getAccess() != null) {
			switch (labelAccess.getAccess()) {
			case READ:
				return tuLabel.readCall(statString);
			case WRITE:
				return tuLabel.writeCall(statString);
			default:
				// underspecified
			}
		}

		return "/*underspecified access to label" + labelAccess.getData().getName() + "*/";

	}

	public String getModulePath() {
		return getBasePath() + "/" + getModuleName();
	}

	@Override
	public String getSrcFile() {
		return getModuleName() + ".cpp";
	}

	public String getIncPath() {
		return getModulePath() + "/_inc/" + getIncFile();
	}

	public String getSrcPath() {
		return getModulePath() + "/_src/" + getSrcFile();
	}

	public boolean isIncFileEmpty() {
		return !outputBuffer.bufferExists("INC", getModulePath() + "/_inc/" + getModuleName());
	}

	public boolean isSrcFileEmpty() {
		return !outputBuffer.bufferExists("SRC", getModulePath() + "/_src/" + getModuleName());
	}

	public boolean incAppend(final String str) {
		return outputBuffer.appendTo("INC", getModulePath() + "/_inc/" + getModuleName(), str);
	}

	public boolean srcAppend(final String str) {
		return outputBuffer.appendTo("SRC", getModulePath() + "/_src/" + getModuleName(), str);
	}

	protected static String _getNumericStatistic(final MinAvgMaxStatistic stat) {
		String _string = Integer.valueOf(Double.valueOf(Math.ceil(stat.getAvg())).intValue()).toString();
		return (_string + "/*MinAvgMaxStatistic not supported yet*/");
	}

	protected static String _getNumericStatistic(final SingleValueStatistic stat) {
		return Integer.valueOf(Double.valueOf(Math.ceil(stat.getValue())).intValue()).toString();
	}

	public static String getNumericStatistic(final NumericStatistic stat) {
		if (stat instanceof MinAvgMaxStatistic) {
			return _getNumericStatistic((MinAvgMaxStatistic) stat);
		} else if (stat instanceof SingleValueStatistic) {
			return _getNumericStatistic((SingleValueStatistic) stat);
		} else {
			throw new IllegalArgumentException("Unhandled parameter types: " + Arrays.<Object>asList(stat).toString());
		}
	}
}