package co.cask.cdap.template.etl.common;
import co.cask.cdap.api.Resources;
<BUG>import com.google.common.base.Optional;
import java.util.List;</BUG>
public class ETLConfig {
private final ETLStage source;
private final ETLStage sink;

package co.cask.cdap.template.etl.common;
import co.cask.cdap.api.Resources;
import com.google.common.collect.Lists;
import java.util.List;
public class ETLConfig {
private final ETLStage source;
private final ETLStage sink;
