import java.util.Queue;
import org.apache.lucene.analysis.Token;</BUG>
import org.apache.lucene.analysis.TokenFilter;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
<BUG>import org.apache.lucene.analysis.tokenattributes.OffsetAttribute;
import org.apache.lucene.analysis.tokenattributes.TypeAttribute;
import com.chenlb.mmseg4j.Word;
public class CutLetterDigitFilter extends TokenFilter {
protected Queue<Token> tokenQueue = new LinkedList<Token>();
</BUG>
private CharTermAttribute termAtt;

import java.util.Queue;
public class CutLetterDigitFilter extends TokenFilter {
protected Queue<PackedTokenAttributeImpl> tokenQueue = new LinkedList<PackedTokenAttributeImpl>();
private CharTermAttribute termAtt;
