if (!traits.isEmpty()) {
String name = superClass.getName() + "$TraitAdapter";
ClassNode cn = new ClassNode(name, ACC_PUBLIC | ACC_ABSTRACT, ClassHelper.OBJECT_TYPE, traits.toArray(new ClassNode[traits.size()]), null);
CompilationUnit cu = new CompilationUnit(loader);
CompilerConfiguration config = new CompilerConfiguration();
SourceUnit su = new SourceUnit(name+"wrapper", "", config, loader, new ErrorCollector(config));
cu.addSource(su);
cu.compile(Phases.CONVERSION);
su.getAST().addClass(cn);
cu.compile(Phases.CLASS_GENERATION);
@SuppressWarnings("unchecked")