| /******************************************************************************* |
| * Copyright (c) 2017 École Polytechnique de Montréal |
| * |
| * All rights reserved. This program and the accompanying materials are |
| * made available under the terms of the Eclipse Public License 2.0 which |
| * accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| *******************************************************************************/ |
| |
| package org.eclipse.tracecompass.internal.tmf.analysis.xml.core.fsm.model.values; |
| |
| import org.eclipse.jdt.annotation.Nullable; |
| import org.eclipse.tracecompass.internal.tmf.analysis.xml.core.Activator; |
| import org.eclipse.tracecompass.internal.tmf.analysis.xml.core.fsm.model.runtime.DataDrivenScenarioInfo; |
| import org.eclipse.tracecompass.internal.tmf.analysis.xml.core.fsm.module.IAnalysisDataContainer; |
| import org.eclipse.tracecompass.statesystem.core.ITmfStateSystem; |
| import org.eclipse.tracecompass.statesystem.core.statevalue.ITmfStateValue; |
| import org.eclipse.tracecompass.tmf.core.event.ITmfEvent; |
| import org.eclipse.tracecompass.tmf.core.statesystem.TmfAttributePool; |
| |
| /** |
| * A value that resolves to an available attribute in an attribute pool |
| * |
| * @author Geneviève Bastien |
| */ |
| public final class DataDrivenValuePool extends DataDrivenValue { |
| |
| private static final DataDrivenValuePool INSTANCE = new DataDrivenValuePool(); |
| |
| /** |
| * Get the instance of this value |
| * |
| * @return The instance of this state value |
| */ |
| public static DataDrivenValuePool getInstance() { |
| return INSTANCE; |
| } |
| |
| /** |
| * Constructor |
| */ |
| private DataDrivenValuePool() { |
| super(null, ITmfStateValue.Type.NULL); |
| } |
| |
| @Override |
| protected @Nullable Object resolveValue(int baseQuark, IAnalysisDataContainer container) { |
| throw new IllegalArgumentException("Attribute type pool: attribute pools can only be used in a context of scenarios."); //$NON-NLS-1$ |
| } |
| |
| @Override |
| protected @Nullable Object resolveValue(ITmfEvent event, int baseQuark, DataDrivenScenarioInfo scenarioInfo, IAnalysisDataContainer container) { |
| TmfAttributePool pool = container.getAttributePool(baseQuark); |
| if (pool == null) { |
| Activator.logWarning("Attribute type pool: No pool was assigned for quark"); //$NON-NLS-1$ |
| return null; |
| } |
| int quark = scenarioInfo.getAttributeFromPool(pool); |
| ITmfStateSystem ss = container.getStateSystem(); |
| return ss.getAttributeName(quark); |
| } |
| |
| @Override |
| public String toString() { |
| return "DataDrivenValuePool"; //$NON-NLS-1$ |
| } |
| |
| @Override |
| public int hashCode() { |
| return super.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(@Nullable Object obj) { |
| return (obj == INSTANCE); |
| } |
| |
| } |