1 package org.apache.lucene.index;
4 * Licensed to the Apache Software Foundation (ASF) under one or more
5 * contributor license agreements. See the NOTICE file distributed with
6 * this work for additional information regarding copyright ownership.
7 * The ASF licenses this file to You under the Apache License, Version 2.0
8 * (the "License"); you may not use this file except in compliance with
9 * the License. You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
20 /** Implement this class to plug into the TermsHash
21 * processor, which inverts & stores Tokens into a hash
22 * table and provides an API for writing bytes into
23 * multiple streams for each unique Token. */
25 import java.io.IOException;
27 import org.apache.lucene.document.Fieldable;
29 abstract class TermsHashConsumerPerField {
30 abstract boolean start(Fieldable[] fields, int count) throws IOException;
31 abstract void finish() throws IOException;
32 abstract void skippingLongTerm() throws IOException;
33 abstract void start(Fieldable field);
34 abstract void newTerm(int termID) throws IOException;
35 abstract void addTerm(int termID) throws IOException;
36 abstract int getStreamCount();
38 abstract ParallelPostingsArray createPostingsArray(int size);