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// StandardRelativeValueProviderAdapterFactory.java
package org.eclipse.stem.ui.diseasemodels.experimental.adapters;
/*******************************************************************************
* Copyright (c) 2006 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.ArrayList;
import java.util.List;
import org.eclipse.emf.common.notify.Adapter;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.provider.ChangeNotifier;
import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
import org.eclipse.emf.edit.provider.IChangeNotifier;
import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.IItemPropertySource;
import org.eclipse.emf.edit.provider.INotifyChangedListener;
import org.eclipse.emf.edit.ui.provider.PropertySource;
import org.eclipse.stem.definitions.adapters.relativevalue.RelativeValueProvider;
import org.eclipse.stem.definitions.adapters.relativevalue.RelativeValueProviderAdapter;
import org.eclipse.stem.definitions.adapters.relativevalue.RelativeValueProviderAdapterFactory;
import org.eclipse.stem.diseasemodels.experimental.provider.ExperimentalItemProviderAdapterFactory;
import org.eclipse.stem.diseasemodels.experimental.util.ExperimentalAdapterFactory;
import org.eclipse.stem.diseasemodels.standard.DiseaseModelLabelValue;
import org.eclipse.ui.IStartup;
/**
* This class is a factory for this model that creates
* {@link RelativeValueProvider}'s for classes in the model.
*/
public class ExperimentalRelativeValueProviderAdapterFactory extends
ExperimentalAdapterFactory implements RelativeValueProviderAdapterFactory, IStartup {
/**
* This keeps track of the root adapter factory that delegates to this
* adapter factory.
*/
protected ComposedAdapterFactory parentAdapterFactory;
/**
* This is used to implement
* {@link org.eclipse.emf.edit.provider.IChangeNotifier}.
*/
protected IChangeNotifier changeNotifier = new ChangeNotifier();
/**
* This factory is used to create item providers for the adapted classes.
* The item providers are used as property sources to get the properties
* that can have relative values.
*/
private static ExperimentalItemProviderAdapterFactory itemProviderFactory;
/**
* Constructor
*/
public ExperimentalRelativeValueProviderAdapterFactory() {
super();
RelativeValueProviderAdapterFactory.INSTANCE.addAdapterFactory(this);
} // ExperimentalRelativeValueProviderAdapterFactory
/**
* Creates a new adapter for an object of class '{@link org.eclipse.stem.diseasemodels.experimental.TBDiseaseModelLabelValue <em>TB Disease Model Label Value</em>}'.
* <!-- begin-user-doc -->
* This default implementation returns null so that we can easily ignore cases;
* it's useful to ignore a case when inheritance will catch all the cases anyway.
* <!-- end-user-doc -->
* @return the new adapter.
* @see org.eclipse.stem.diseasemodels.experimental.TBDiseaseModelLabelValue
* @generated
*/
public Adapter createTBDiseaseModelLabelValueAdapter() {
return new ExperimentalDiseaseModelLabelValueRelativeValueProvider();
}
/**
* @see org.eclipse.emf.edit.provider.IChangeNotifier#addListener(org.eclipse.emf.edit.provider.INotifyChangedListener)
*/
public void addListener(INotifyChangedListener notifyChangedListener) {
changeNotifier.addListener(notifyChangedListener);
} // addListener
/**
* @see org.eclipse.emf.edit.provider.IChangeNotifier#fireNotifyChanged(org.eclipse.emf.common.notify.Notification)
*/
public void fireNotifyChanged(Notification notification) {
changeNotifier.fireNotifyChanged(notification);
if (parentAdapterFactory != null) {
parentAdapterFactory.fireNotifyChanged(notification);
}
} // fireNotifyChanged
/**
* @see org.eclipse.emf.edit.provider.IChangeNotifier#removeListener(org.eclipse.emf.edit.provider.INotifyChangedListener)
*/
public void removeListener(INotifyChangedListener notifyChangedListener) {
changeNotifier.removeListener(notifyChangedListener);
} // removeListener
/**
* @see org.eclipse.emf.edit.provider.ComposeableAdapterFactory#getRootAdapterFactory()
*/
public ComposeableAdapterFactory getRootAdapterFactory() {
return parentAdapterFactory == null ? this : parentAdapterFactory
.getRootAdapterFactory();
} // getRootAdapterFactory
/**
* @see org.eclipse.emf.edit.provider.ComposeableAdapterFactory#setParentAdapterFactory(org.eclipse.emf.edit.provider.ComposedAdapterFactory)
*/
public void setParentAdapterFactory(
ComposedAdapterFactory parentAdapterFactory) {
this.parentAdapterFactory = parentAdapterFactory;
} // setParentAdapterFactory
/**
* @see org.eclipse.stem.diseasemodels.standard.util.StandardAdapterFactory#isFactoryForType(java.lang.Object)
*/
@Override
public boolean isFactoryForType(Object type) {
return type == RelativeValueProvider.class
|| super.isFactoryForType(type);
} // isFactoryForType
/**
* This disposes all of the item providers created by this factory.
*
* @see org.eclipse.emf.edit.provider.IDisposable#dispose()
*/
public void dispose() {
// Nothing
} // dispose
/**
* @return the instance of the Relative Value Provider Adapter Factory
*/
private static RelativeValueProviderAdapterFactory getRelativeValueProviderAdapterFactory() {
return RelativeValueProviderAdapterFactory.INSTANCE;
} // getRelativeValueProviderAdapterFactory
public void earlyStartup() {
// Done
}
/**
* @return the instance of the Standard Item Provider factory.
*/
private static ExperimentalItemProviderAdapterFactory getItemProviderFactory() {
if (itemProviderFactory == null) {
itemProviderFactory = new ExperimentalItemProviderAdapterFactory();
}
return itemProviderFactory;
} // getItemProviderFactory
public static class ExperimentalDiseaseModelLabelValueRelativeValueProvider extends
RelativeValueProviderAdapter implements RelativeValueProvider {
/**
* @see org.eclipse.stem.definitions.adapters.relativevalue.RelativeValueProviderAdapter#getProperties()
*/
@Override
public List<IItemPropertyDescriptor> getProperties() {
final List<IItemPropertyDescriptor> retValue = new ArrayList<IItemPropertyDescriptor>();
final ExperimentalItemProviderAdapterFactory itemProviderFactory = getItemProviderFactory();
final DiseaseModelLabelValue dmlv = (DiseaseModelLabelValue) getTarget();
final IItemPropertySource propertySource = (IItemPropertySource) itemProviderFactory
.adapt(dmlv, PropertySource.class);
final List<IItemPropertyDescriptor> properties = propertySource
.getPropertyDescriptors(null);
// The list of property descriptors includes ones that do not have
// relative values. We filter those out here and return the rest.
for (IItemPropertyDescriptor descriptor : properties) {
// Does this property have a relative value?
final EStructuralFeature feature = (EStructuralFeature) descriptor
.getFeature(null);
if(feature instanceof EReference) continue;
final int featureId = feature.getFeatureID();
// new
retValue.add(descriptor);
// Old
/*
if (!(featureId == StandardPackage.DISEASE_MODEL_LABEL_VALUE__BIRTHS
|| featureId == StandardPackage.DISEASE_MODEL_LABEL_VALUE__DEATHS
|| featureId == StandardPackage.DISEASE_MODEL_LABEL_VALUE__DISEASE_DEATHS || featureId == StandardPackage.DISEASE_MODEL_LABEL_VALUE__POPULATION_COUNT)) {
// Yes
retValue.add(descriptor);
} // if has relative value
*/
} // for
return retValue;
} // getProperties
/**
* @see org.eclipse.stem.definitions.adapters.relativevalue.RelativeValueProvider#getRelativeValue(EStructuralFeature)
*/
public double getRelativeValue(final EStructuralFeature feature) {
final DiseaseModelLabelValue dmlv = (DiseaseModelLabelValue) getTarget();
final double stateCount = ((Double) dmlv.eGet(feature))
.doubleValue();
final double populationCount = dmlv.getPopulationCount();
final double retValue = populationCount <= 0.0 ? 0.0
: (stateCount / populationCount);
return retValue;
} // getRelativeValue
/**
* This method returns the denominator or scale used to convert to relative
* values in the range 0-1. For example, in an Epidemic Compartment model
* the state values are normalized by population.
* It is required whenever we need to switch between relative and absolute values
* or can be used to create a label showing the maximum scale for any relative value.
* @return the denominator or scale used to normalize the relative value
*/
public double getDenominator(final EStructuralFeature feature) {
final DiseaseModelLabelValue dmlv = (DiseaseModelLabelValue) getTarget();
//final double populationCount = dmlv.getPopulationCount();
return dmlv.getPopulationCount();
}
} // DiseaseModelLabelValueRelativeValueProvider
} // StandardRelativeValueProviderAdapterFactory