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// RelatieValueHistoryProviderAdapter.java
package org.eclipse.stem.definitions.adapters.relativevalue.history;
/*******************************************************************************
* Copyright (c) 2007 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
import org.eclipse.stem.adapters.history.HistoryExtendedListener;
import org.eclipse.stem.adapters.history.HistoryProviderAdapter;
import org.eclipse.stem.core.model.STEMTime;
import org.eclipse.stem.definitions.adapters.relativevalue.RelativeValueProviderAdapter;
/**
* This class adapts <code>EObjects</code>'s to
* <code>RelativeValueProvider</code>'s.
*/
public abstract class RelativeValueHistoryProviderAdapter extends
RelativeValueProviderAdapter implements RelativeValueHistoryProvider,
HistoryExtendedListener {
private List<RelativeValueHistoryExtendedListener> extensionListeners = new CopyOnWriteArrayList<RelativeValueHistoryExtendedListener>();
// This should be removed DAF
private static final int earliestCycleNumber = 0;
/**
* @see org.eclipse.stem.definitions.adapters.relativevalue.history.RelativeValueHistoryProvider#getRelativeValue(org.eclipse.emf.edit.provider.ItemPropertyDescriptor,
* org.eclipse.stem.core.model.STEMTime)
*/
public double getRelativeValue(final ItemPropertyDescriptor property,
final STEMTime time) {
return getRelativeValue((EStructuralFeature) property.getFeature(null),
time);
}
/**
* @see org.eclipse.stem.definitions.adapters.relativevalue.history.RelativeValueHistoryProvider#getRelativeValue(org.eclipse.emf.ecore.EStructuralFeature,
* org.eclipse.stem.core.model.STEMTime)
*/
abstract public double getRelativeValue(EStructuralFeature feature,
STEMTime time);
/**
* @see org.eclipse.stem.definitions.adapters.relativevalue.history.RelativeValueHistoryProvider#getAllHistoricRelativeValues(org.eclipse.emf.ecore.EStructuralFeature)
*/
abstract public double[] getAllHistoricRelativeValues(
EStructuralFeature feature);
/**
* @see org.eclipse.stem.definitions.adapters.relativevalue.history.RelativeValueHistoryProvider#getAllHistoricRelativeValues(org.eclipse.emf.edit.provider.ItemPropertyDescriptor)
*/
public double[] getAllHistoricRelativeValues(
final ItemPropertyDescriptor property) {
return getAllHistoricRelativeValues((EStructuralFeature) property
.getFeature(null));
}
/**
* @see org.eclipse.stem.definitions.adapters.relativevalue.history.RelativeValueHistoryProvider#getAllHistoricTimeValues()
*/
abstract public STEMTime[] getAllHistoricTimeValues();
/**
* @see org.eclipse.stem.definitions.adapters.relativevalue.history.RelativeValueHistoryProvider#getEarliestTimeValue()
*/
abstract public STEMTime getEarliestTimeValue();
/**
* @see org.eclipse.stem.definitions.adapters.relativevalue.history.RelativeValueHistoryProvider#getEarliestCycleNumber()
*/
/**
* @see org.eclipse.stem.definitions.adapters.relativevalue.history.RelativeValueHistoryProvider#getEarliestCycleNumber()
*/
public int getEarliestCycleNumber() {
return earliestCycleNumber;
}
/**
* @see org.eclipse.emf.common.notify.impl.AdapterImpl#isAdapterForType(java.lang.Object)
*/
@Override
public boolean isAdapterForType(final Object type) {
return type == RelativeValueHistoryProvider.class;
}
/**
* @see org.eclipse.stem.adapters.history.HistoryExtendedListener#historyExtended(org.eclipse.stem.adapters.history.HistoryProviderAdapter)
*/
public void historyExtended(HistoryProviderAdapter historyProviderAdapter) {
fireHistoryExtended();
}
public void addExtensionListener(
RelativeValueHistoryExtendedListener listener) {
extensionListeners.add(listener);
}
public void removeExtensionListener(
RelativeValueHistoryExtendedListener listener) {
extensionListeners.remove(listener);
}
protected void fireHistoryExtended() {
for (RelativeValueHistoryExtendedListener listener : extensionListeners) {
listener.relativeValueHistoryExtended(this);
} // for each HistoryExtendedListener
}
} // RelatieValueHistoryProviderAdapter
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