import com.stratio.cassandra.lucene.column.Columns;
import org.apache.cassandra.db.marshal.AbstractType;
import org.apache.commons.lang3.StringUtils;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
<BUG>import javax.validation.constraints.NotNull;
import java.util.Collections;</BUG>
import java.util.Optional;
public abstract class SingleColumnMapper<T extends Comparable<T>> extends Mapper {
public final String column;

import com.stratio.cassandra.lucene.column.Columns;
import org.apache.cassandra.db.marshal.AbstractType;
import org.apache.commons.lang3.StringUtils;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import javax.validation.constraints.NotNull;
import java.nio.ByteBuffer;
import java.util.Collections;
import java.util.Optional;
public abstract class SingleColumnMapper<T extends Comparable<T>> extends Mapper {
public final String column;
