package SRM.diagram.navigator;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import org.eclipse.core.resources.IFile;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.emf.workspace.util.WorkspaceSynchronizer;
import org.eclipse.gmf.runtime.emf.core.GMFEditingDomainFactory;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.gmf.runtime.notation.Edge;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.ui.IMemento;
import org.eclipse.ui.navigator.ICommonContentExtensionSite;
import org.eclipse.ui.navigator.ICommonContentProvider;
import SRM.diagram.edit.parts.ActivityEditPart;
import SRM.diagram.edit.parts.CapabilityActivitiesEditPart;
import SRM.diagram.edit.parts.CapabilityEditPart;
import SRM.diagram.edit.parts.RoleActivitiesEditPart;
import SRM.diagram.edit.parts.RoleCapabilitiesEditPart;
import SRM.diagram.edit.parts.RoleEditPart;
import SRM.diagram.edit.parts.SRMmodelEditPart;
import SRM.diagram.part.Messages;
import SRM.diagram.part.SRMVisualIDRegistry;
/**
* @generated
*/
public class SRMNavigatorContentProvider implements ICommonContentProvider {
/**
* @generated
*/
private static final Object[] EMPTY_ARRAY = new Object[0];
/**
* @generated
*/
private Viewer myViewer;
/**
* @generated
*/
private AdapterFactoryEditingDomain myEditingDomain;
/**
* @generated
*/
private WorkspaceSynchronizer myWorkspaceSynchronizer;
/**
* @generated
*/
private Runnable myViewerRefreshRunnable;
/**
* @generated
*/
public SRMNavigatorContentProvider() {
TransactionalEditingDomain editingDomain = GMFEditingDomainFactory.INSTANCE
.createEditingDomain();
myEditingDomain = (AdapterFactoryEditingDomain) editingDomain;
myEditingDomain.setResourceToReadOnlyMap(new HashMap() {
public Object get(Object key) {
if (!containsKey(key)) {
put(key, Boolean.TRUE);
}
return super.get(key);
}
});
myViewerRefreshRunnable = new Runnable() {
public void run() {
if (myViewer != null) {
myViewer.refresh();
}
}
};
myWorkspaceSynchronizer = new WorkspaceSynchronizer(editingDomain,
new WorkspaceSynchronizer.Delegate() {
public void dispose() {
}
public boolean handleResourceChanged(final Resource resource) {
for (Iterator it = myEditingDomain.getResourceSet()
.getResources().iterator(); it.hasNext();) {
Resource nextResource = (Resource) it.next();
nextResource.unload();
}
if (myViewer != null) {
myViewer.getControl().getDisplay().asyncExec(
myViewerRefreshRunnable);
}
return true;
}
public boolean handleResourceDeleted(Resource resource) {
for (Iterator it = myEditingDomain.getResourceSet()
.getResources().iterator(); it.hasNext();) {
Resource nextResource = (Resource) it.next();
nextResource.unload();
}
if (myViewer != null) {
myViewer.getControl().getDisplay().asyncExec(
myViewerRefreshRunnable);
}
return true;
}
public boolean handleResourceMoved(Resource resource,
final URI newURI) {
for (Iterator it = myEditingDomain.getResourceSet()
.getResources().iterator(); it.hasNext();) {
Resource nextResource = (Resource) it.next();
nextResource.unload();
}
if (myViewer != null) {
myViewer.getControl().getDisplay().asyncExec(
myViewerRefreshRunnable);
}
return true;
}
});
}
/**
* @generated
*/
public void dispose() {
myWorkspaceSynchronizer.dispose();
myWorkspaceSynchronizer = null;
myViewerRefreshRunnable = null;
for (Iterator it = myEditingDomain.getResourceSet().getResources()
.iterator(); it.hasNext();) {
Resource resource = (Resource) it.next();
resource.unload();
}
((TransactionalEditingDomain) myEditingDomain).dispose();
myEditingDomain = null;
}
/**
* @generated
*/
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
myViewer = viewer;
}
/**
* @generated
*/
public Object[] getElements(Object inputElement) {
return getChildren(inputElement);
}
/**
* @generated
*/
public void restoreState(IMemento aMemento) {
}
/**
* @generated
*/
public void saveState(IMemento aMemento) {
}
/**
* @generated
*/
public void init(ICommonContentExtensionSite aConfig) {
}
/**
* @generated
*/
public Object[] getChildren(Object parentElement) {
if (parentElement instanceof IFile) {
IFile file = (IFile) parentElement;
URI fileURI = URI.createPlatformResourceURI(file.getFullPath()
.toString(), true);
Resource resource = myEditingDomain.getResourceSet().getResource(
fileURI, true);
Collection result = new ArrayList();
result.addAll(createNavigatorItems(selectViewsByType(resource
.getContents(), SRMmodelEditPart.MODEL_ID), file, false));
return result.toArray();
}
if (parentElement instanceof SRMNavigatorGroup) {
SRMNavigatorGroup group = (SRMNavigatorGroup) parentElement;
return group.getChildren();
}
if (parentElement instanceof SRMNavigatorItem) {
SRMNavigatorItem navigatorItem = (SRMNavigatorItem) parentElement;
if (navigatorItem.isLeaf() || !isOwnView(navigatorItem.getView())) {
return EMPTY_ARRAY;
}
return getViewChildren(navigatorItem.getView(), parentElement);
}
return EMPTY_ARRAY;
}
/**
* @generated
*/
private Object[] getViewChildren(View view, Object parentElement) {
switch (SRMVisualIDRegistry.getVisualID(view)) {
case SRMmodelEditPart.VISUAL_ID: {
Collection result = new ArrayList();
SRMNavigatorGroup links = new SRMNavigatorGroup(
Messages.NavigatorGroupName_SRMmodel_1000_links,
"icons/linksNavigatorGroup.gif", parentElement); //$NON-NLS-1$
Collection connectedViews = getChildrenByType(Collections
.singleton(view), SRMVisualIDRegistry
.getType(CapabilityEditPart.VISUAL_ID));
result.addAll(createNavigatorItems(connectedViews, parentElement,
false));
connectedViews = getChildrenByType(Collections.singleton(view),
SRMVisualIDRegistry.getType(RoleEditPart.VISUAL_ID));
result.addAll(createNavigatorItems(connectedViews, parentElement,
false));
connectedViews = getChildrenByType(Collections.singleton(view),
SRMVisualIDRegistry.getType(ActivityEditPart.VISUAL_ID));
result.addAll(createNavigatorItems(connectedViews, parentElement,
false));
connectedViews = getDiagramLinksByType(Collections.singleton(view),
SRMVisualIDRegistry
.getType(RoleCapabilitiesEditPart.VISUAL_ID));
links
.addChildren(createNavigatorItems(connectedViews, links,
false));
connectedViews = getDiagramLinksByType(Collections.singleton(view),
SRMVisualIDRegistry
.getType(RoleActivitiesEditPart.VISUAL_ID));
links
.addChildren(createNavigatorItems(connectedViews, links,
false));
connectedViews = getDiagramLinksByType(Collections.singleton(view),
SRMVisualIDRegistry
.getType(CapabilityActivitiesEditPart.VISUAL_ID));
links
.addChildren(createNavigatorItems(connectedViews, links,
false));
if (!links.isEmpty()) {
result.add(links);
}
return result.toArray();
}
case CapabilityEditPart.VISUAL_ID: {
Collection result = new ArrayList();
SRMNavigatorGroup incominglinks = new SRMNavigatorGroup(
Messages.NavigatorGroupName_Capability_2004_incominglinks,
"icons/incomingLinksNavigatorGroup.gif", parentElement); //$NON-NLS-1$
SRMNavigatorGroup outgoinglinks = new SRMNavigatorGroup(
Messages.NavigatorGroupName_Capability_2004_outgoinglinks,
"icons/outgoingLinksNavigatorGroup.gif", parentElement); //$NON-NLS-1$
Collection connectedViews = getIncomingLinksByType(Collections
.singleton(view), SRMVisualIDRegistry
.getType(RoleCapabilitiesEditPart.VISUAL_ID));
incominglinks.addChildren(createNavigatorItems(connectedViews,
incominglinks, true));
connectedViews = getOutgoingLinksByType(
Collections.singleton(view), SRMVisualIDRegistry
.getType(CapabilityActivitiesEditPart.VISUAL_ID));
outgoinglinks.addChildren(createNavigatorItems(connectedViews,
outgoinglinks, true));
if (!incominglinks.isEmpty()) {
result.add(incominglinks);
}
if (!outgoinglinks.isEmpty()) {
result.add(outgoinglinks);
}
return result.toArray();
}
case RoleEditPart.VISUAL_ID: {
Collection result = new ArrayList();
SRMNavigatorGroup outgoinglinks = new SRMNavigatorGroup(
Messages.NavigatorGroupName_Role_2005_outgoinglinks,
"icons/outgoingLinksNavigatorGroup.gif", parentElement); //$NON-NLS-1$
Collection connectedViews = getOutgoingLinksByType(Collections
.singleton(view), SRMVisualIDRegistry
.getType(RoleCapabilitiesEditPart.VISUAL_ID));
outgoinglinks.addChildren(createNavigatorItems(connectedViews,
outgoinglinks, true));
connectedViews = getOutgoingLinksByType(
Collections.singleton(view), SRMVisualIDRegistry
.getType(RoleActivitiesEditPart.VISUAL_ID));
outgoinglinks.addChildren(createNavigatorItems(connectedViews,
outgoinglinks, true));
if (!outgoinglinks.isEmpty()) {
result.add(outgoinglinks);
}
return result.toArray();
}
case ActivityEditPart.VISUAL_ID: {
Collection result = new ArrayList();
SRMNavigatorGroup incominglinks = new SRMNavigatorGroup(
Messages.NavigatorGroupName_Activity_2006_incominglinks,
"icons/incomingLinksNavigatorGroup.gif", parentElement); //$NON-NLS-1$
Collection connectedViews = getIncomingLinksByType(Collections
.singleton(view), SRMVisualIDRegistry
.getType(RoleActivitiesEditPart.VISUAL_ID));
incominglinks.addChildren(createNavigatorItems(connectedViews,
incominglinks, true));
connectedViews = getIncomingLinksByType(
Collections.singleton(view), SRMVisualIDRegistry
.getType(CapabilityActivitiesEditPart.VISUAL_ID));
incominglinks.addChildren(createNavigatorItems(connectedViews,
incominglinks, true));
if (!incominglinks.isEmpty()) {
result.add(incominglinks);
}
return result.toArray();
}
case RoleCapabilitiesEditPart.VISUAL_ID: {
Collection result = new ArrayList();
SRMNavigatorGroup target = new SRMNavigatorGroup(
Messages.NavigatorGroupName_RoleCapabilities_4004_target,
"icons/linkTargetNavigatorGroup.gif", parentElement); //$NON-NLS-1$
SRMNavigatorGroup source = new SRMNavigatorGroup(
Messages.NavigatorGroupName_RoleCapabilities_4004_source,
"icons/linkSourceNavigatorGroup.gif", parentElement); //$NON-NLS-1$
Collection connectedViews = getLinksTargetByType(Collections
.singleton(view), SRMVisualIDRegistry
.getType(CapabilityEditPart.VISUAL_ID));
target.addChildren(createNavigatorItems(connectedViews, target,
true));
connectedViews = getLinksSourceByType(Collections.singleton(view),
SRMVisualIDRegistry.getType(RoleEditPart.VISUAL_ID));
source.addChildren(createNavigatorItems(connectedViews, source,
true));
if (!target.isEmpty()) {
result.add(target);
}
if (!source.isEmpty()) {
result.add(source);
}
return result.toArray();
}
case RoleActivitiesEditPart.VISUAL_ID: {
Collection result = new ArrayList();
SRMNavigatorGroup target = new SRMNavigatorGroup(
Messages.NavigatorGroupName_RoleActivities_4005_target,
"icons/linkTargetNavigatorGroup.gif", parentElement); //$NON-NLS-1$
SRMNavigatorGroup source = new SRMNavigatorGroup(
Messages.NavigatorGroupName_RoleActivities_4005_source,
"icons/linkSourceNavigatorGroup.gif", parentElement); //$NON-NLS-1$
Collection connectedViews = getLinksTargetByType(Collections
.singleton(view), SRMVisualIDRegistry
.getType(ActivityEditPart.VISUAL_ID));
target.addChildren(createNavigatorItems(connectedViews, target,
true));
connectedViews = getLinksSourceByType(Collections.singleton(view),
SRMVisualIDRegistry.getType(RoleEditPart.VISUAL_ID));
source.addChildren(createNavigatorItems(connectedViews, source,
true));
if (!target.isEmpty()) {
result.add(target);
}
if (!source.isEmpty()) {
result.add(source);
}
return result.toArray();
}
case CapabilityActivitiesEditPart.VISUAL_ID: {
Collection result = new ArrayList();
SRMNavigatorGroup target = new SRMNavigatorGroup(
Messages.NavigatorGroupName_CapabilityActivities_4006_target,
"icons/linkTargetNavigatorGroup.gif", parentElement); //$NON-NLS-1$
SRMNavigatorGroup source = new SRMNavigatorGroup(
Messages.NavigatorGroupName_CapabilityActivities_4006_source,
"icons/linkSourceNavigatorGroup.gif", parentElement); //$NON-NLS-1$
Collection connectedViews = getLinksTargetByType(Collections
.singleton(view), SRMVisualIDRegistry
.getType(ActivityEditPart.VISUAL_ID));
target.addChildren(createNavigatorItems(connectedViews, target,
true));
connectedViews = getLinksSourceByType(Collections.singleton(view),
SRMVisualIDRegistry.getType(CapabilityEditPart.VISUAL_ID));
source.addChildren(createNavigatorItems(connectedViews, source,
true));
if (!target.isEmpty()) {
result.add(target);
}
if (!source.isEmpty()) {
result.add(source);
}
return result.toArray();
}
}
return EMPTY_ARRAY;
}
/**
* @generated
*/
private Collection getLinksSourceByType(Collection edges, String type) {
Collection result = new ArrayList();
for (Iterator it = edges.iterator(); it.hasNext();) {
Edge nextEdge = (Edge) it.next();
View nextEdgeSource = nextEdge.getSource();
if (type.equals(nextEdgeSource.getType())
&& isOwnView(nextEdgeSource)) {
result.add(nextEdgeSource);
}
}
return result;
}
/**
* @generated
*/
private Collection getLinksTargetByType(Collection edges, String type) {
Collection result = new ArrayList();
for (Iterator it = edges.iterator(); it.hasNext();) {
Edge nextEdge = (Edge) it.next();
View nextEdgeTarget = nextEdge.getTarget();
if (type.equals(nextEdgeTarget.getType())
&& isOwnView(nextEdgeTarget)) {
result.add(nextEdgeTarget);
}
}
return result;
}
/**
* @generated
*/
private Collection getOutgoingLinksByType(Collection nodes, String type) {
Collection result = new ArrayList();
for (Iterator it = nodes.iterator(); it.hasNext();) {
View nextNode = (View) it.next();
result.addAll(selectViewsByType(nextNode.getSourceEdges(), type));
}
return result;
}
/**
* @generated
*/
private Collection getIncomingLinksByType(Collection nodes, String type) {
Collection result = new ArrayList();
for (Iterator it = nodes.iterator(); it.hasNext();) {
View nextNode = (View) it.next();
result.addAll(selectViewsByType(nextNode.getTargetEdges(), type));
}
return result;
}
/**
* @generated
*/
private Collection getChildrenByType(Collection nodes, String type) {
Collection result = new ArrayList();
for (Iterator it = nodes.iterator(); it.hasNext();) {
View nextNode = (View) it.next();
result.addAll(selectViewsByType(nextNode.getChildren(), type));
}
return result;
}
/**
* @generated
*/
private Collection getDiagramLinksByType(Collection diagrams, String type) {
Collection result = new ArrayList();
for (Iterator it = diagrams.iterator(); it.hasNext();) {
Diagram nextDiagram = (Diagram) it.next();
result.addAll(selectViewsByType(nextDiagram.getEdges(), type));
}
return result;
}
/**
* @generated
*/
private Collection selectViewsByType(Collection views, String type) {
Collection result = new ArrayList();
for (Iterator it = views.iterator(); it.hasNext();) {
View nextView = (View) it.next();
if (type.equals(nextView.getType()) && isOwnView(nextView)) {
result.add(nextView);
}
}
return result;
}
/**
* @generated
*/
private boolean isOwnView(View view) {
return SRMmodelEditPart.MODEL_ID.equals(SRMVisualIDRegistry
.getModelID(view));
}
/**
* @generated
*/
private Collection createNavigatorItems(Collection views, Object parent,
boolean isLeafs) {
Collection result = new ArrayList();
for (Iterator it = views.iterator(); it.hasNext();) {
result.add(new SRMNavigatorItem((View) it.next(), parent, isLeafs));
}
return result;
}
/**
* @generated
*/
public Object getParent(Object element) {
if (element instanceof SRMAbstractNavigatorItem) {
SRMAbstractNavigatorItem abstractNavigatorItem = (SRMAbstractNavigatorItem) element;
return abstractNavigatorItem.getParent();
}
return null;
}
/**
* @generated
*/
public boolean hasChildren(Object element) {
return element instanceof IFile || getChildren(element).length > 0;
}
}