if(module.getNameAsString().equals(JAVA_BASE_MODULE_NAME)
&& packageName.equals("java.lang"))
loadJavaBaseArrays();
// a bit complicated, but couldn't find better. PackageSymbol.exists() seems to be set only by Enter which
// might be too late
return ceylonPkg.members().getElements().iterator().hasNext();
}else{
logVerbose("load package "+packageName+" light");
try {
// it is cheaper to verify that we have a class file somewhere than to complete the whole package
// just to check for its existence