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/*******************************************************************************
* Copyright (c) 2013 Obeo.
* 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:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.emf.compare.ide.ui.internal.configuration;
import static com.google.common.base.Predicates.alwaysFalse;
import com.google.common.base.Preconditions;
import com.google.common.base.Predicate;
import com.google.common.collect.ImmutableSet;
import java.util.List;
import java.util.Set;
import java.util.concurrent.CopyOnWriteArrayList;
import org.eclipse.compare.CompareConfiguration;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.compare.Comparison;
import org.eclipse.emf.compare.EMFCompare;
import org.eclipse.emf.compare.domain.ICompareEditingDomain;
import org.eclipse.emf.compare.ide.ui.internal.EMFCompareIDEUIPlugin;
import org.eclipse.emf.compare.rcp.ui.internal.configuration.IEMFCompareConfiguration;
import org.eclipse.emf.compare.rcp.ui.internal.configuration.IEMFCompareConfigurationChangeListener;
import org.eclipse.emf.compare.rcp.ui.internal.structuremergeviewer.filters.IDifferenceFilter;
import org.eclipse.emf.compare.rcp.ui.internal.structuremergeviewer.groups.IDifferenceGroupProvider;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.util.IPropertyChangeListener;
import org.eclipse.jface.util.PropertyChangeEvent;
/**
* @author <a href="mailto:mikael.barbero@obeo.fr">Mikael Barbero</a>
*/
public class EMFCompareConfiguration extends ForwardingCompareConfiguration implements IEMFCompareConfiguration {
private static final String COMPARE_RESULT = EMFCompareIDEUIPlugin.PLUGIN_ID + ".COMPARE_RESULT"; //$NON-NLS-1$
private static final String COMPARATOR = EMFCompareIDEUIPlugin.PLUGIN_ID + ".COMPARATOR"; //$NON-NLS-1$
private static final String EDITING_DOMAIN = EMFCompareIDEUIPlugin.PLUGIN_ID + ".EDITING_DOMAIN"; //$NON-NLS-1$
private static final String ADAPTER_FACTORY = EMFCompareIDEUIPlugin.PLUGIN_ID + ".ADAPTER_FACTORY"; //$NON-NLS-1$
private static final String SELECTED_DIFFERENCE_FILTERS = EMFCompareIDEUIPlugin.PLUGIN_ID
+ ".SELECTED_DIFFERENCE_FILTERS"; //$NON-NLS-1$
private static final Set<IDifferenceFilter> SELECTED_DIFFERENCE_FILTERS__DEFAULT_VALUE = ImmutableSet
.of();
private static final String AGGREGATED_VIEWER_PREDICATE = EMFCompareIDEUIPlugin.PLUGIN_ID
+ ".AGGREGATED_VIEWER_PREDICATE"; //$NON-NLS-1$
private static final Predicate<? super EObject> AGGREGATED_VIEWER_PREDICATE__DEFAULT_VALUE = alwaysFalse();
private static final String SELECTED_DIFFERENCE_GROUP_PROVIDER = EMFCompareIDEUIPlugin.PLUGIN_ID
+ ".SELECTED_DIFFERENCE_GROUP_PROVIDER"; //$NON-NLS-1$
private static final IDifferenceGroupProvider SELECTED_DIFFERENCE_GROUP_PROVIDER__DEFAULT_VALUE = IDifferenceGroupProvider.EMPTY;
private static final String PREVIEW_MERGE_MODE = EMFCompareIDEUIPlugin.PLUGIN_ID + ".PREVIEW_MERGE_MODE"; //$NON-NLS-1$
private static final Boolean PREVIEW_MERGE_MODE__DEFAULT_VALUE = Boolean.FALSE;
private final List<IEMFCompareConfigurationChangeListener> listeners;
private final PropertyChangeListener propertyChangeListener;
private final CompareConfiguration compareConfiguration;
public EMFCompareConfiguration(CompareConfiguration compareConfiguration) {
this.compareConfiguration = compareConfiguration;
setDefaultValues();
listeners = new CopyOnWriteArrayList<IEMFCompareConfigurationChangeListener>();
propertyChangeListener = new PropertyChangeListener();
compareConfiguration.addPropertyChangeListener(propertyChangeListener);
}
public void setDefaultValues() {
if (compareConfiguration.getProperty(AGGREGATED_VIEWER_PREDICATE) == null) {
compareConfiguration.setProperty(AGGREGATED_VIEWER_PREDICATE,
AGGREGATED_VIEWER_PREDICATE__DEFAULT_VALUE);
}
if (compareConfiguration.getProperty(SELECTED_DIFFERENCE_FILTERS) == null) {
compareConfiguration.setProperty(SELECTED_DIFFERENCE_FILTERS,
SELECTED_DIFFERENCE_FILTERS__DEFAULT_VALUE);
}
if (compareConfiguration.getProperty(SELECTED_DIFFERENCE_GROUP_PROVIDER) == null) {
compareConfiguration.setProperty(SELECTED_DIFFERENCE_GROUP_PROVIDER,
SELECTED_DIFFERENCE_GROUP_PROVIDER__DEFAULT_VALUE);
}
compareConfiguration.setProperty(PREVIEW_MERGE_MODE, PREVIEW_MERGE_MODE__DEFAULT_VALUE);
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.compare.ide.ui.internal.configuration.ForwardingCompareConfiguration#delegate()
*/
@Override
protected CompareConfiguration delegate() {
return compareConfiguration;
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.compare.rcp.ui.internal.configuration.IEMFCompareConfiguration#dispose()
*/
@Override
public void dispose() {
super.dispose();
compareConfiguration.removePropertyChangeListener(propertyChangeListener);
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.compare.rcp.ui.internal.configuration.IEMFCompareConfiguration#addChangeListener(org.eclipse.emf.compare.rcp.ui.internal.configuration.IEMFCompareConfigurationChangeListener)
*/
public void addChangeListener(IEMFCompareConfigurationChangeListener listener) {
listeners.add(listener);
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.compare.rcp.ui.internal.configuration.IEMFCompareConfiguration#removeChangeListener(org.eclipse.emf.compare.rcp.ui.internal.configuration.IEMFCompareConfigurationChangeListener)
*/
public void removeChangeListener(IEMFCompareConfigurationChangeListener listener) {
listeners.remove(listener);
}
public Comparison getComparison() {
return (Comparison)getProperty(COMPARE_RESULT);
}
public void setComparison(Comparison comparison) {
setProperty(COMPARE_RESULT, comparison);
}
public EMFCompare getComparator() {
return (EMFCompare)getProperty(COMPARATOR);
}
public void setComparator(EMFCompare comparator) {
setProperty(COMPARATOR, comparator);
}
public ICompareEditingDomain getEditingDomain() {
return (ICompareEditingDomain)getProperty(EDITING_DOMAIN);
}
public void setEditingDomain(ICompareEditingDomain editingDomain) {
setProperty(EDITING_DOMAIN, editingDomain);
}
@SuppressWarnings("unchecked")
public Set<IDifferenceFilter> getSelectedDifferenceFilters() {
return (Set<IDifferenceFilter>)getProperty(SELECTED_DIFFERENCE_FILTERS);
}
public void setSelectedDifferenceFilters(Set<IDifferenceFilter> differenceFilters) {
Preconditions.checkNotNull(differenceFilters);
setProperty(SELECTED_DIFFERENCE_FILTERS, differenceFilters);
}
@SuppressWarnings("unchecked")
public Predicate<? super EObject> getAggregatedViewerPredicate() {
return (Predicate<? super EObject>)getProperty(AGGREGATED_VIEWER_PREDICATE);
}
public void setAggregatedViewerPredicate(Predicate<? super EObject> predicate) {
Preconditions.checkNotNull(predicate);
setProperty(AGGREGATED_VIEWER_PREDICATE, predicate);
}
public IDifferenceGroupProvider getSelectedDifferenceGroupProvider() {
return (IDifferenceGroupProvider)getProperty(SELECTED_DIFFERENCE_GROUP_PROVIDER);
}
public void setSelectedDifferenceGroupProvider(IDifferenceGroupProvider groupProvider) {
Preconditions.checkNotNull(groupProvider);
setProperty(SELECTED_DIFFERENCE_GROUP_PROVIDER, groupProvider);
}
public boolean getPreviewMergeMode() {
return ((Boolean)getProperty(PREVIEW_MERGE_MODE)).booleanValue();
}
public void setPreviewMergeMode(boolean previewMergeMode) {
setProperty(PREVIEW_MERGE_MODE, Boolean.valueOf(previewMergeMode));
}
public AdapterFactory getAdapterFactory() {
return (AdapterFactory)getProperty(ADAPTER_FACTORY);
}
public void setAdapterFactory(AdapterFactory adapterFactory) {
setProperty(ADAPTER_FACTORY, adapterFactory);
}
public boolean getBooleanProperty(String key, boolean dflt) {
final boolean ret;
Object value = getProperty(key);
if (value instanceof Boolean) {
ret = ((Boolean)value).booleanValue();
} else {
ret = dflt;
}
return ret;
}
private class PropertyChangeListener implements IPropertyChangeListener {
/**
* {@inheritDoc}
*
* @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
*/
public void propertyChange(PropertyChangeEvent event) {
String property = event.getProperty();
if (EDITING_DOMAIN.equals(property)) {
handleEditingDomainChange(event);
} else if (SELECTED_DIFFERENCE_GROUP_PROVIDER.equals(property)) {
handleSelectedDifferenceGroupProviderChanger(event);
} else if (SELECTED_DIFFERENCE_FILTERS.equals(property)) {
handleSelectedDifferenceFiltersChange(event);
} else if (AGGREGATED_VIEWER_PREDICATE.equals(property)) {
handleAggregatedViewerPredicateChange(event);
} else if (COMPARE_RESULT.equals(property)) {
handleComparisonChange(event);
} else if (ADAPTER_FACTORY.equals(property)) {
handleAdapterFactoryChange(event);
} else if (COMPARATOR.equals(property)) {
handleComparatorChange(event);
} else if (PREVIEW_MERGE_MODE.equals(property)) {
handlePreviewMergeModeChange(event);
}
}
protected void handleAdapterFactoryChange(PropertyChangeEvent event) {
AdapterFactory oldValue = (AdapterFactory)event.getOldValue();
AdapterFactory newValue = (AdapterFactory)event.getNewValue();
for (IEMFCompareConfigurationChangeListener listener : listeners) {
listener.adapterFactoryChange(oldValue, newValue);
}
}
protected void handleComparisonChange(PropertyChangeEvent event) {
Comparison oldValue = (Comparison)event.getOldValue();
Comparison newValue = (Comparison)event.getNewValue();
for (IEMFCompareConfigurationChangeListener listener : listeners) {
listener.comparisonChange(oldValue, newValue);
}
}
@SuppressWarnings("unchecked")
protected void handleAggregatedViewerPredicateChange(PropertyChangeEvent event) {
Predicate<? super EObject> oldValue = (Predicate<? super EObject>)event.getOldValue();
Predicate<? super EObject> newValue = (Predicate<? super EObject>)event.getNewValue();
for (IEMFCompareConfigurationChangeListener listener : listeners) {
listener.aggregatedViewerPredicateChange(oldValue, newValue);
}
}
@SuppressWarnings("unchecked")
protected void handleSelectedDifferenceFiltersChange(PropertyChangeEvent event) {
Set<IDifferenceFilter> oldValue = (Set<IDifferenceFilter>)event.getOldValue();
Set<IDifferenceFilter> newValue = (Set<IDifferenceFilter>)event.getNewValue();
for (IEMFCompareConfigurationChangeListener listener : listeners) {
listener.selectedDifferenceFiltersChange(oldValue, newValue);
}
}
protected void handleSelectedDifferenceGroupProviderChanger(PropertyChangeEvent event) {
IDifferenceGroupProvider oldValue = (IDifferenceGroupProvider)event.getOldValue();
IDifferenceGroupProvider newValue = (IDifferenceGroupProvider)event.getNewValue();
for (IEMFCompareConfigurationChangeListener listener : listeners) {
listener.selectedDifferenceGroupProviderChange(oldValue, newValue);
}
}
protected void handleEditingDomainChange(PropertyChangeEvent event) {
ICompareEditingDomain oldValue = (ICompareEditingDomain)event.getOldValue();
ICompareEditingDomain newValue = (ICompareEditingDomain)event.getNewValue();
for (IEMFCompareConfigurationChangeListener listener : listeners) {
listener.editingDomainChange(oldValue, newValue);
}
}
protected void handleComparatorChange(PropertyChangeEvent event) {
EMFCompare oldValue = (EMFCompare)event.getOldValue();
EMFCompare newValue = (EMFCompare)event.getNewValue();
for (IEMFCompareConfigurationChangeListener listener : listeners) {
listener.comparatorChange(oldValue, newValue);
}
}
protected void handlePreviewMergeModeChange(PropertyChangeEvent event) {
Boolean oldValue = (Boolean)event.getOldValue();
Boolean newValue = (Boolean)event.getNewValue();
for (IEMFCompareConfigurationChangeListener listener : listeners) {
listener.previewMergeModeChange(oldValue.booleanValue(), newValue.booleanValue());
}
}
}
}
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