| /* 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; |
| |
| /** Base class for composite Query objects. |
| * |
| * PolyQuery serves as a shared base class for |
| * L<ANDQuery|Lucy::Search::ANDQuery>, |
| * L<ORQuery|Lucy::Search::ORQuery>, |
| * L<NOTQuery|Lucy::Search::NOTQuery>, and |
| * L<RequiredOptionalQuery|Lucy::Search::RequiredOptionalQuery>. All of |
| * these classes may serve as nodes in composite Query with a tree structure |
| * which may be walked. |
| */ |
| abstract class Lucy::Search::PolyQuery |
| inherits Lucy::Search::Query : dumpable { |
| |
| VArray *children; |
| |
| /** |
| * @param children An array of child Queries. |
| */ |
| public inert PolyQuery* |
| init(PolyQuery *self, VArray *children = NULL); |
| |
| /** Add a child Query node. |
| */ |
| public void |
| Add_Child(PolyQuery *self, Query *query); |
| |
| void |
| Set_Children(PolyQuery *self, VArray *children); |
| |
| VArray* |
| Get_Children(PolyQuery *self); |
| |
| public void |
| Serialize(PolyQuery *self, OutStream *outstream); |
| |
| public incremented PolyQuery* |
| Deserialize(PolyQuery *self, InStream *instream); |
| |
| public bool_t |
| Equals(PolyQuery *self, Obj *other); |
| |
| public void |
| Destroy(PolyQuery *self); |
| } |
| |
| class Lucy::Search::PolyCompiler inherits Lucy::Search::Compiler { |
| |
| VArray *children; |
| |
| inert incremented PolyCompiler* |
| new(PolyQuery *parent, Searcher *searcher, float boost); |
| |
| /** Initialize the Compiler, creating a Compiler child for each child |
| * Query. Normalization is left to the subclass. |
| */ |
| inert PolyCompiler* |
| init(PolyCompiler *self, PolyQuery *parent, Searcher *searcher, |
| float boost); |
| |
| public float |
| Sum_Of_Squared_Weights(PolyCompiler *self); |
| |
| public void |
| Apply_Norm_Factor(PolyCompiler *self, float factor); |
| |
| public incremented VArray* |
| Highlight_Spans(PolyCompiler *self, Searcher *searcher, |
| DocVector *doc_vec, const CharBuf *field); |
| |
| public void |
| Destroy(PolyCompiler *self); |
| |
| public void |
| Serialize(PolyCompiler *self, OutStream *outstream); |
| |
| public incremented PolyCompiler* |
| Deserialize(PolyCompiler *self, InStream *instream); |
| } |
| |
| |