import org.apache.hadoop.hive.ql.parse.SemanticException;
import org.apache.hadoop.hive.ql.udf.generic.AbstractGenericUDAFResolver;
import org.apache.hadoop.hive.ql.udf.generic.GenericUDAFEvaluator;
import org.apache.hadoop.hive.ql.udf.generic.GenericUDAFParameterInfo;
import org.apache.hadoop.hive.serde2.typeinfo.TypeInfo;

/**
 * @Description: UDAF类
 * @author: willzhao E-mail: zq2599@gmail.com
 * @date: 2020/11/3 9:08
 */
public class FieldLength extends AbstractGenericUDAFResolver
{
    @Override
    public GenericUDAFEvaluator getEvaluator(GenericUDAFParameterInfo info) throws SemanticException {
        return new FieldLengthUDAFEvaluator();
    }

    @Override
    public GenericUDAFEvaluator getEvaluator(TypeInfo[] info) throws SemanticException {
        return new FieldLengthUDAFEvaluator();
    }


}