/**
* @see
* org.teiid.designer.core.container#isExternalResource(org.eclipse.emf.ecore.resource.Resource)
* @since 4.3
*/
@Override
public boolean isExternalResource(final Resource theResource) {
if (theResource != null && ModelerCore.getContainer(theResource) == getContainer()) {
return false;
}
return true;
}
/**
* Find the EObject having the specified UUID using the ObjectManager for the lookup. If an
* EObject with this UUID cannot be found then null is returned.
*/
protected EObject lookupEObject(final String uuid) {
CoreArgCheck.isNotEmpty(uuid);
// Before searching by UUID make sure all resources associated with this QMI are loaded
if (this.getResources() != null) {
for (Iterator iter = this.getResources().iterator(); iter.hasNext(); ) {
Resource r = (Resource) iter.next();
if (!r.isLoaded()) {
try {
r.load(Collections.EMPTY_MAP);
} catch (IOException e) {
TransformationPlugin.Util.log(IStatus.ERROR, e.getLocalizedMessage());
}
}
}
}
// Go to the Container ...
EObject eObject = null;
if (this.getContainer() != null) {
eObject = (EObject) this.getContainer().getEObjectFinder().find(uuid);
if (eObject != null) {
// get the resource on the object
Resource resource = eObject.eResource();
// check if this is among the resources is scope for this QMI
if (this.getResources() != null) {
Container cntr = ModelerCore.getContainer(resource);
// If the resource exists in the same Container as the one associated with this QMI
// but the resource is not in the scope of resources then return null
if (cntr == this.getContainer() && !this.getResources().contains(resource)) {
return null;
}
}
}
return eObject;
}
// We are in a non-container environment
Iterator rsrs = this.getResources().iterator();
while (rsrs.hasNext()) {
Resource rsrc = (Resource) rsrs.next();
if (rsrc instanceof MMXmiResource) {
eObject = ((MMXmiResource) rsrc).getEObject(uuid);
if (eObject != null) {
return eObject;
}
} else if (rsrc instanceof XSDResourceImpl) {
eObject = ((XSDResourceImpl) rsrc).getEObject(uuid);
if (eObject != null) {
return eObject;
}
}
}
return eObject;
}
/**
* @see org.teiid.designer.core.container#findByURI(org.eclipse.emf.common.util.URI, boolean)
* @since 4.3
*/
@Override
public Resource findByURI(final URI theUri, final boolean searchExternal) {
Resource result = getContainer().getResource(theUri, false);
if (result == null && searchExternal) {
ResourceSet[] externalSets = getContainer().getExternalResourceSets();
for (int i = 0; i != externalSets.length; ++i) {
result = externalSets[i].getResource(theUri, false);
if (result != null) {
break;
}
}
}
// If the result cannot be an external resource then check its resource set
if (result != null && !searchExternal && ModelerCore.getContainer(result) != getContainer()) {
result = null;
}
return result;
}
