while (assetItemIterator.hasNext()) {
AssetItem assetItem = assetItemIterator.next();
ContentHandler contentHandler = ContentManager.getHandler(assetItem.getFormat());
if (contentHandler.isRuleAsset()) {
IRuleAsset ruleAsset = (IRuleAsset) contentHandler;
String drl = ruleAsset.getRawDRL(assetItem);
verifier.addResourcesToVerify(
ResourceFactory.newReaderResource(new StringReader(drl)),
ResourceType.DRL);
}