| /* |
| * 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. |
| */ |
| |
| using System; |
| |
| namespace Lucene.Net.Index |
| { |
| |
| /// <summary>Extends <c>TermFreqVector</c> to provide additional information about |
| /// positions in which each of the terms is found. A TermPositionVector not necessarily |
| /// contains both positions and offsets, but at least one of these arrays exists. |
| /// </summary> |
| public interface TermPositionVector:ITermFreqVector |
| { |
| |
| /// <summary>Returns an array of positions in which the term is found. |
| /// Terms are identified by the index at which its number appears in the |
| /// term String array obtained from the <c>indexOf</c> method. |
| /// May return null if positions have not been stored. |
| /// </summary> |
| int[] GetTermPositions(int index); |
| |
| /// <summary> Returns an array of TermVectorOffsetInfo in which the term is found. |
| /// May return null if offsets have not been stored. |
| /// |
| /// </summary> |
| /// <seealso cref="Lucene.Net.Analysis.Token"> |
| /// |
| /// </seealso> |
| /// <param name="index">The position in the array to get the offsets from |
| /// </param> |
| /// <returns> An array of TermVectorOffsetInfo objects or the empty list |
| /// </returns> |
| TermVectorOffsetInfo[] GetOffsets(int index); |
| } |
| } |