| /* 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; |
| |
| /** Read a segment's sort caches. |
| */ |
| abstract class Lucy::Index::SortReader |
| inherits Lucy::Index::DataReader { |
| |
| inert SortReader* |
| init(SortReader *self, Schema *schema = NULL, Folder *folder = NULL, |
| Snapshot *snapshot = NULL, VArray *segments = NULL, |
| int32_t seg_tick = -1); |
| |
| abstract nullable SortCache* |
| Fetch_Sort_Cache(SortReader *self, const CharBuf *field); |
| |
| /** Returns NULL, since multi-segment sort caches cannot be produced by |
| * the default implementation. |
| */ |
| public incremented nullable DataReader* |
| Aggregator(SortReader *self, VArray *readers, I32Array *offsets); |
| |
| } |
| |
| class Lucy::Index::DefaultSortReader cnick DefSortReader |
| inherits Lucy::Index::SortReader { |
| |
| Hash *caches; |
| Hash *counts; |
| Hash *null_ords; |
| Hash *ord_widths; |
| int32_t format; |
| |
| inert incremented DefaultSortReader* |
| new(Schema *schema, Folder *folder, Snapshot *snapshot, VArray *segments, |
| int32_t seg_tick); |
| |
| inert DefaultSortReader* |
| init(DefaultSortReader *self, Schema *schema, Folder *folder, |
| Snapshot *snapshot, VArray *segments, int32_t seg_tick); |
| |
| nullable SortCache* |
| Fetch_Sort_Cache(DefaultSortReader *self, const CharBuf *field); |
| |
| public void |
| Close(DefaultSortReader *self); |
| |
| public void |
| Destroy(DefaultSortReader *self); |
| } |
| |
| |