for (Class<? extends CssResource> clazz : imp.value()) {
JClassType importType = context.getGeneratorContext().getTypeOracle().findType(
clazz.getName().replace('$', '.'));
assert importType != null;
String prefix = importType.getSimpleSourceName();
ImportedWithPrefix exp = importType.getAnnotation(ImportedWithPrefix.class);
if (exp != null) {
prefix = exp.value();
}
if (replacementsWithPrefix.put(prefix + "-",
computeReplacementsForType(importType)) != null) {
logger.log(TreeLogger.ERROR,