private void checkCompounds(List<SyntaxElement> children) {
for (SyntaxElement syntaxElement : children) {
if (syntaxElement instanceof CompoundDefinition) {
CompoundDefinition compound = (CompoundDefinition) syntaxElement;
Cardinality cardinality = compound.getCardinality();
boolean hasUnlimitedUpperBound =
cardinality == Cardinality.PLUS || cardinality == Cardinality.STAR;
if (hasUnlimitedUpperBound) {
// check whether the compound allows the empty sentence
if (csUtil.canBeEmpty(compound.getDefinition(), true)) {
addProblem(
CsAnalysisProblemType.EMPTY_COMPOUND,
EMPTY_COMPOUND_MESSAGE,
compound,
new RemoveElementQuickFix("Remove compound", compound));
}
}
}
checkCompounds(syntaxElement.getChildren());
}
}
private void addRegisterResourceFactoryMethod(JavaComposite sc) {
final String secondaryConcreteSyntaxName =
csUtil.getSecondarySyntaxName(getContext().getConcreteSyntax());
sc.add("public void registerResourceFactory() {");
if (secondaryConcreteSyntaxName == null) {
sc.add("// if no resource factory registered, register delegator");
sc.add(
"if ("
+ RESOURCE_FACTORY(sc)
+ ".Registry.INSTANCE.getExtensionToFactoryMap().get(getSyntaxName()) == null) {");
sc.add(
RESOURCE_FACTORY(sc)
+ ".Registry.INSTANCE.getExtensionToFactoryMap().put(getSyntaxName(), new "
+ resourceFactoryDelegatorClassName
+ "());");
sc.add("}");
} else {
// if this is a secondary syntax, the ResourceFactory is registered
// using the 'additional_extension_parser' extension point.
// Unfortunately, we do not know the name of the corresponding
// registry because it can be implemented in arbitrary ways in the
// base resource plug-in.
sc.addComment(
"This is a secondary syntax. "
+ "Registering the resource factory is done via the 'additional_extension_parser' extension point.");
}
// Register resource factory for additional file extensions if required.
GenerationContext context = getContext();
ConcreteSyntax syntax = context.getConcreteSyntax();
Collection<String> additionalFileExtensions =
OptionManager.INSTANCE.getStringOptionValueAsCollection(
syntax, OptionTypes.ADDITIONAL_FILE_EXTENSIONS);
if (additionalFileExtensions != null && !additionalFileExtensions.isEmpty()) {
sc.addLineBreak();
sc.add("Factory.Registry registry = " + RESOURCE_FACTORY(sc) + ".Registry.INSTANCE;");
sc.add(
MAP(sc)
+ "<String, Object> extensionToFactoryMap = registry.getExtensionToFactoryMap();");
sc.addLineBreak();
sc.add(
resourceFactoryClassName + " resourceFactory = new " + resourceFactoryClassName + "();");
sc.addLineBreak();
sc.addComment("Register resource factory for additional extensions.");
for (String additionalFileExtension : additionalFileExtensions) {
additionalFileExtension = additionalFileExtension.trim();
sc.add("if (extensionToFactoryMap.get(\"" + additionalFileExtension + "\") == null) {");
sc.add("extensionToFactoryMap.put(\"" + additionalFileExtension + "\", resourceFactory);");
sc.add("}");
sc.addLineBreak();
}
}
sc.add("}");
sc.addLineBreak();
}