Java Code Examples for org.eclipse.emf.ecore.EEnum#getEEnumLiteral()

The following examples show how to use org.eclipse.emf.ecore.EEnum#getEEnumLiteral() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
public EEnumLiteral getEEnumLiteral(String enumName, String literalName) {
	EClassifier eClassifier = ePackage.getEClassifier(enumName);
	if (eClassifier == null) {
		throw new RuntimeException("Classifier " + enumName + " not found in package " + ePackage.getName());
	}
	if (eClassifier instanceof EEnum) {
		EEnum eEnum = (EEnum)eClassifier;
		EEnumLiteral literal = eEnum.getEEnumLiteral(literalName);
		if (literal == null) {
			throw new RuntimeException("No enum literal " + literalName + " found on " + ePackage.getName() + "." + enumName);
		}
		return literal;
	} else {
		throw new RuntimeException("Classifier " + enumName + " is not of type enum");
	}
}
 
Example 2
private Object getType(final Metamodel metamodel) {
    final EEnum multiInstanceType = metamodel.getEEnum("process.MultiInstanceType");
    if (isLoop) {
        return multiInstanceType.getEEnumLiteral(MultiInstanceType.STANDARD.name());
    }else if( isParallelMultiInstantiation()){
        return multiInstanceType.getEEnumLiteral(MultiInstanceType.PARALLEL.name());
    }else if(isSequentialMultiInstantiation()){
        return multiInstanceType.getEEnumLiteral(MultiInstanceType.SEQUENTIAL.name());
    }else{
        return multiInstanceType.getEEnumLiteral(MultiInstanceType.NONE.name());
    }
}
 
Example 3
private void deriveEnums(EnumRule rule) {
	EEnum returnType = (EEnum) rule.getType().getClassifier();
	if (returnType != null) {
		List<EnumLiteralDeclaration> decls = EcoreUtil2.getAllContentsOfType(rule, EnumLiteralDeclaration.class);
		for(EnumLiteralDeclaration decl : decls) {
			if (decl.getEnumLiteral() == null) {
				List<INode> nodes = NodeModelUtils.findNodesForFeature(decl, XtextPackage.Literals.ENUM_LITERAL_DECLARATION__ENUM_LITERAL);
				if (!nodes.isEmpty()) {
					if (nodes.size() > 1)
						throw new IllegalStateException("Unexpected nodes found: " + nodes);
					INode node = nodes.get(0);
					String text = node.getText();
					EEnumLiteral literal = null;
					if (rule.getType().getMetamodel() instanceof ReferencedMetamodel) {
						literal = returnType.getEEnumLiteral(text);
					} else {
						EEnumLiteral existing = returnType.getEEnumLiteral(text);
						if (existing == null) {
							literal = EcoreFactory.eINSTANCE.createEEnumLiteral();
							int index = returnType.getELiterals().size();
							returnType.getELiterals().add(literal);
							literal.setName(text);
							literal.setValue(index);
							if (decl.getLiteral() != null) {
								literal.setLiteral(decl.getLiteral().getValue());
							} else {
								literal.setLiteral(text);
							}
						} else {
							literal = existing;
						}
						SourceAdapter.adapt(literal, decl);
					}
					if (literal == null) {
						reportError(new TransformationException(TransformationErrorCode.InvalidFeature, "Enum literal '" + text + "' does not exist.", decl));
					} else {
						decl.setEnumLiteral(literal);
					}
				}
			}
			if (decl.getLiteral() == null && decl.getEnumLiteral() != null) {
				Keyword kw = XtextFactory.eINSTANCE.createKeyword();
				kw.setValue(decl.getEnumLiteral().getLiteral());
				decl.setLiteral(kw);
			}
		}
	}
}