/* Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

parcel Lucy;

/** Private scan-only Lexicon helper class.
 */
class Lucy::Index::RawLexicon cnick RawLex
    inherits Lucy::Index::Lexicon {

    InStream      *instream;
    TermStepper   *term_stepper;
    TermStepper   *tinfo_stepper;
    int64_t        start;
    int64_t        end;
    int64_t        len;

    inert incremented RawLexicon*
    new(Schema *schema, const CharBuf *field, InStream *instream,
        int64_t start, int64_t end);

    inert RawLexicon*
    init(RawLexicon *self, Schema *schema, const CharBuf *field,
         InStream *instream, int64_t start, int64_t end);

    public void
    Destroy(RawLexicon *self);

    public bool_t
    Next(RawLexicon *self);

    public nullable Obj*
    Get_Term(RawLexicon *self);

    public int32_t
    Doc_Freq(RawLexicon *self);
}