X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.4.0/lucene/contrib/facet/src/java/org/apache/lucene/facet/search/DrillDown.java?ds=sidebyside diff --git a/lucene-java-3.4.0/lucene/contrib/facet/src/java/org/apache/lucene/facet/search/DrillDown.java b/lucene-java-3.4.0/lucene/contrib/facet/src/java/org/apache/lucene/facet/search/DrillDown.java deleted file mode 100644 index 251d9b2..0000000 --- a/lucene-java-3.4.0/lucene/contrib/facet/src/java/org/apache/lucene/facet/search/DrillDown.java +++ /dev/null @@ -1,110 +0,0 @@ -package org.apache.lucene.facet.search; - -import org.apache.lucene.index.Term; -import org.apache.lucene.search.BooleanQuery; -import org.apache.lucene.search.Query; -import org.apache.lucene.search.TermQuery; -import org.apache.lucene.search.BooleanClause.Occur; - -import org.apache.lucene.facet.index.params.CategoryListParams; -import org.apache.lucene.facet.index.params.FacetIndexingParams; -import org.apache.lucene.facet.search.params.FacetSearchParams; -import org.apache.lucene.facet.taxonomy.CategoryPath; - -/** - * 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. - */ - -/** - * Creation of drill down term or query. - * - * @lucene.experimental - */ -public final class DrillDown { - - /** - * @see #term(FacetIndexingParams, CategoryPath) - */ - public static final Term term(FacetSearchParams sParams, CategoryPath path) { - return term(sParams.getFacetIndexingParams(), path); - } - - /** - * Return a term for drilling down into a category. - */ - public static final Term term(FacetIndexingParams iParams, CategoryPath path) { - CategoryListParams clp = iParams.getCategoryListParams(path); - char[] buffer = new char[path.charsNeededForFullPath()]; - iParams.drillDownTermText(path, buffer); - return clp.getTerm().createTerm(String.valueOf(buffer)); - } - - /** - * Return a query for drilling down into all given categories (AND). - * @see #term(FacetSearchParams, CategoryPath) - * @see #query(FacetSearchParams, Query, CategoryPath...) - */ - public static final Query query(FacetIndexingParams iParams, CategoryPath... paths) { - if (paths==null || paths.length==0) { - throw new IllegalArgumentException("Empty category path not allowed for drill down query!"); - } - if (paths.length==1) { - return new TermQuery(term(iParams, paths[0])); - } - BooleanQuery res = new BooleanQuery(); - for (CategoryPath cp : paths) { - res.add(new TermQuery(term(iParams, cp)), Occur.MUST); - } - return res; - } - - /** - * Return a query for drilling down into all given categories (AND). - * @see #term(FacetSearchParams, CategoryPath) - * @see #query(FacetSearchParams, Query, CategoryPath...) - */ - public static final Query query(FacetSearchParams sParams, CategoryPath... paths) { - return query(sParams.getFacetIndexingParams(), paths); - } - - /** - * Turn a base query into a drilling-down query for all given category paths (AND). - * @see #query(FacetIndexingParams, CategoryPath...) - */ - public static final Query query(FacetIndexingParams iParams, Query baseQuery, CategoryPath... paths) { - BooleanQuery res = new BooleanQuery(); - res.add(baseQuery, Occur.MUST); - res.add(query(iParams, paths), Occur.MUST); - return res; - } - - /** - * Turn a base query into a drilling-down query for all given category paths (AND). - * @see #query(FacetSearchParams, CategoryPath...) - */ - public static final Query query(FacetSearchParams sParams, Query baseQuery, CategoryPath... paths) { - return query(sParams.getFacetIndexingParams(), baseQuery, paths); - } - - /** - * Turn a base query into a drilling-down query using the default {@link FacetSearchParams} - * @see #query(FacetSearchParams, Query, CategoryPath...) - */ - public static final Query query(Query baseQuery, CategoryPath... paths) { - return query(new FacetSearchParams(), baseQuery, paths); - } - -}