package tutorial.storm.trident.operations;
import storm.trident.operation.BaseFilter;
import storm.trident.tuple.TridentTuple;
import tutorial.storm.trident.testutil.Content;
/**
* @author Enno Shioji (enno.shioji@peerindex.com)
*/
public class OnlyUrls extends BaseFilter {
@Override
public boolean isKeep(TridentTuple tuple) {
Content content = (Content) tuple.getValueByField("content");
return "url".equals(content.getContentType());
}
}