/**
* Loads the metamodels for the given root into the given {@link ExecEnv}.
*
* @param root the root AST node
* @param env the {@link ExecEnv}
*/
protected void loadMetamodels(final org.eclipselabs.simpleocl.Module root, final ExecEnv env) {
final ResourceSet rs = new ResourceSetImpl();
for (OclMetamodel oclMetamodel : root.getMetamodels()) {
String uriString = oclMetamodel.getUri();
if (uriString == null || uriString.trim().isEmpty()) {
continue;
}
try {
URI uri = URI.createURI(uriString);
Resource res = rs.getResource(uri, true);
Metamodel metamodel = EmftvmFactory.eINSTANCE.createMetamodel();
metamodel.setResource(res);
env.registerMetaModel(oclMetamodel.getName(), metamodel);
} catch (Exception e) {
SimpleoclUIPlugin.logError(e.getLocalizedMessage(), e);
}
}
}
/**
* Returns the {@link EStructuralFeature} and {@link EOperation} syntax completion proposals for
* the given prefix and root.
*
* @param prefix the syntax prefix
* @param root the root AST node
* @param propertyCallType the {@link PropertyCallType}
* @return the syntax completion proposals
*/
protected List<SyntaxCompletionProposal> getEFeatureProposals(
final String prefix, final EObject root, final PropertyCallType propertyCallType) {
if (propertyCallType != PropertyCallType.REGULAR
|| !(root instanceof org.eclipselabs.simpleocl.Module)) {
return Collections.<SyntaxCompletionProposal>emptyList();
}
final String strippedPrefix = stripPropertyCallPrefix(prefix);
final SortedSet<String> features = new TreeSet<String>();
final Map<String, URL> images = new HashMap<String, URL>();
final Map<String, String> displayStrings = new HashMap<String, String>();
final org.eclipselabs.simpleocl.Module module = (org.eclipselabs.simpleocl.Module) root;
final ExecEnv env = EmftvmFactory.eINSTANCE.createExecEnv();
loadMetamodels(module, env);
for (OclMetamodel metamodel : module.getMetamodels()) {
try {
final URI emfURI = URI.createURI(metamodel.getUri());
final ResourceSet rs = new ResourceSetImpl();
final Resource resource = rs.getResource(emfURI, true);
for (EObject eObject : new ResourceIterable(resource)) {
if (!(eObject.eContainer() instanceof EClassifier)) {
continue;
}
if (eObject instanceof EStructuralFeature || eObject instanceof EOperation) {
String name = ((ETypedElement) eObject).getName();
if (strippedPrefix.isEmpty() || name.startsWith(strippedPrefix)) {
StringBuilder sb = new StringBuilder(name);
StringBuilder displayString = new StringBuilder(name);
if (eObject instanceof EOperation) {
sb.append('(');
displayString.append('(');
boolean first = true;
for (EParameter par : ((EOperation) eObject).getEParameters()) {
if (!first) {
sb.append(", ");
displayString.append(", ");
}
sb.append(par.getName());
displayString
.append(par.getName())
.append(" : ")
.append(toPrettyString(par, env));
first = false;
}
sb.append(')');
displayString.append(')');
}
displayString
.append(" : ")
.append(toPrettyString((ETypedElement) eObject, env))
.append(" - ")
.append(EMFTVMUtil.toPrettyString(eObject.eContainer(), env));
features.add(sb.toString());
ItemProviderAdapter itemProviderAdapter =
(ItemProviderAdapter) ecoreItemProviderFactory.createAdapter(eObject);
images.put(
sb.toString(), getItemProviderImageURL(itemProviderAdapter.getImage(eObject)));
displayStrings.put(sb.toString(), displayString.toString());
}
}
}
} catch (RuntimeException e) {
SimpleoclUIPlugin.logError(e.getLocalizedMessage(), e);
}
}
return buildProposals(prefix, root, features, images, displayStrings);
}