/**
* Browse through all three resource sets and resolve the physical {@link IResource}s than
* constitute this logical model.
*
* @return The list of all physical resources that constitute this logical model.
*/
public Set<IResource> resolvePhysicalResources() {
if (localResourceSet == null) {
// FIXME throw exception of some kind
}
if (iResourcesInScope != null) {
return iResourcesInScope;
}
iResourcesInScope = new LinkedHashSet<IResource>();
for (Resource eResource : localResourceSet.getResources()) {
if (eResource == emfResource) {
iResourcesInScope.add(file);
} else {
IResource iResource = EclipseModelUtils.findIResource(eResource);
if (iResource != null) {
iResourcesInScope.add(iResource);
}
}
}
if (remoteResourceSet != null) {
for (Resource eResource : remoteResourceSet.getResources()) {
IResource iResource = EclipseModelUtils.findIResource(eResource);
if (iResource != null) {
iResourcesInScope.add(iResource);
}
}
}
if (ancestorResourceSet != null) {
for (Resource eResource : ancestorResourceSet.getResources()) {
IResource iResource = EclipseModelUtils.findIResource(eResource);
if (iResource != null) {
iResourcesInScope.add(iResource);
}
}
}
return iResourcesInScope;
}
/**
* Return the {@link ResourceMapping}s that cover the given {@link IFile}.
*
* @param file The file for which to determine mappings.
* @param monitor A progress monitor, or <code>null</code> if progress reporting is not desired.
* @return The {@link ResourceMapping}s that cover the given {@link IFile}.
*/
private ResourceMapping[] getMappings(IFile file, IProgressMonitor monitor) {
List<ResourceMapping> mappings = new ArrayList<ResourceMapping>();
// FIXME find a way to dispose of this resource set
try {
Resource resource = EclipseModelUtils.getResource(file, createLogicalModelResourceSet());
if (resource != null) {
mappings.add(new EMFResourceMapping(file, resource, PROVIDER_ID));
}
} catch (IOException e) {
// return an empty array
} catch (WrappedException e) {
// return an empty array
}
return mappings.toArray(new ResourceMapping[mappings.size()]);
}
/**
* {@inheritDoc}
*
* @see
* org.eclipse.core.resources.mapping.ResourceMapping#getTraversals(org.eclipse.core.resources.mapping.ResourceMappingContext,
* org.eclipse.core.runtime.IProgressMonitor)
*/
@Override
public ResourceTraversal[] getTraversals(ResourceMappingContext context, IProgressMonitor monitor)
throws CoreException {
if (!isResolved) {
resolveLocalResourceSet();
if (context instanceof RemoteResourceMappingContext) {
RemoteResourceMappingContext remoteContext = (RemoteResourceMappingContext) context;
for (Resource eResource : localResourceSet.getResources()) {
final IFile localFile;
if (eResource == emfResource) {
localFile = file;
} else {
localFile = (IFile) EclipseModelUtils.findIResource(eResource);
}
IStorage remoteContents = remoteContext.fetchRemoteContents(localFile, monitor);
IStorage ancestorContents = remoteContext.fetchBaseContents(localFile, monitor);
if (remoteContents != null) {
if (remoteResourceSet == null) {
remoteResourceSet = createRemoteResourceSet(localFile, remoteContents);
} else {
RevisionedURIConverter converter =
(RevisionedURIConverter) remoteResourceSet.getURIConverter();
converter.setStorage(remoteContents);
}
loadRemoteResource(eResource.getURI(), remoteContents, remoteResourceSet);
}
if (ancestorContents != null) {
if (ancestorResourceSet == null) {
ancestorResourceSet = createRemoteResourceSet(localFile, ancestorContents);
} else {
RevisionedURIConverter converter =
(RevisionedURIConverter) ancestorResourceSet.getURIConverter();
converter.setStorage(ancestorContents);
}
loadRemoteResource(eResource.getURI(), ancestorContents, ancestorResourceSet);
}
}
// There is a chance that the resource did not exist on the repository
if (remoteResourceSet != null) {
EcoreUtil.resolveAll(remoteResourceSet);
}
if (ancestorResourceSet != null) {
EcoreUtil.resolveAll(ancestorResourceSet);
}
}
resolvePhysicalResources();
isResolved = true;
}
/*
* All of our resource sets are now fully resolved. Browse them to find all IResources than constitute
* this logical model, whether they exist locally or not.
*/
ResourceTraversal traversal =
new ResourceTraversal(
iResourcesInScope.toArray(new IResource[iResourcesInScope.size()]),
IResource.DEPTH_ONE,
IResource.NONE);
return new ResourceTraversal[] {
traversal,
};
}