搜索器件时同时搜索型号、品牌、类目，并设置不同的权重

search-console/src/main/java/com/uas/search/console/service/impl/SearchServiceImpl.java

@@ -12,11 +12,9 @@ import java.util.Set;
 
 import org.apache.lucene.document.Document;
 import org.apache.lucene.index.Term;
-import org.apache.lucene.sandbox.queries.DuplicateFilter;
 import org.apache.lucene.search.BooleanClause;
 import org.apache.lucene.search.BooleanClause.Occur;
 import org.apache.lucene.search.BooleanQuery;
-import org.apache.lucene.search.FilteredQuery;
 import org.apache.lucene.search.IndexSearcher;
 import org.apache.lucene.search.NumericRangeQuery;
 import org.apache.lucene.search.PrefixQuery;
@@ -206,9 +204,7 @@ public class SearchServiceImpl implements SearchService, InnerSearchService {
 		try {
 			BooleanQuery booleanQuery = new BooleanQuery();
 			if (!SearchUtils.isKeywordInvalid(keyword)) {
-				keyword = keyword.toLowerCase();
-				PrefixQuery prefixQuery = new PrefixQuery(new Term(SearchConstants.COMPONENT_CODE_FIELD, keyword));
-				booleanQuery.add(prefixQuery, BooleanClause.Occur.MUST);
+				booleanQuery.add(setBoost(keyword), BooleanClause.Occur.MUST);
 			}
 
 			Map<String, Object> filters = pageParams.getFilters();
@@ -297,15 +293,18 @@ public class SearchServiceImpl implements SearchService, InnerSearchService {
 				booleanQuery.add(booleanQuery2, Occur.MUST);
 			}
 			logger.info(booleanQuery.toString());
+
+			Sort sort = new Sort(SortField.FIELD_SCORE);
+
 			TopDocs hits;
 			if (pageParams.getPage() > 1) {// 不是第一页
 				TopDocs previousHits = indexSearcher.search(booleanQuery,
-						(pageParams.getPage() - 1) * pageParams.getSize());
+						(pageParams.getPage() - 1) * pageParams.getSize(), sort, true, false);
 				ScoreDoc[] previousScoreDocs = previousHits.scoreDocs;
 				ScoreDoc after = previousScoreDocs[previousScoreDocs.length - 1];
-				hits = indexSearcher.searchAfter(after, booleanQuery, pageParams.getSize());
+				hits = indexSearcher.searchAfter(after, booleanQuery, pageParams.getSize(), sort, true, false);
 			} else {
-				hits = indexSearcher.search(booleanQuery, pageParams.getSize());
+				hits = indexSearcher.search(booleanQuery, pageParams.getSize(), sort, true, false);
 			}
 
 			ScoreDoc[] scoreDocs = hits.scoreDocs;
@@ -316,6 +315,9 @@ public class SearchServiceImpl implements SearchService, InnerSearchService {
 				Document document = indexSearcher.doc(scoreDoc.doc, fieldsToLoad);
 				String componentId = document.get(SearchConstants.COMPONENT_ID_FIELD);
 				ids.add(Long.parseLong(componentId));
+				// System.out.println(indexSearcher.explain(booleanQuery,
+				// scoreDoc.doc).toString());
+				System.out.println(componentId + "\t" + scoreDoc.score);
 			}
 			map.put("componentIds", ids);
 			map.put("page", pageParams.getPage());
@@ -329,6 +331,32 @@ public class SearchServiceImpl implements SearchService, InnerSearchService {
 		return map;
 	}
 
+	/**
+	 * 同时搜索器件、类目、品牌，并设置boost
+	 * 
+	 * @param keyword
+	 * @return
+	 */
+	public Query setBoost(String keyword) {
+		BooleanQuery booleanQuery = new BooleanQuery();
+		PrefixQuery prefixQuery = new PrefixQuery(
+				new Term(SearchConstants.COMPONENT_CODE_FIELD, keyword.toLowerCase()));
+		prefixQuery.setBoost(100);
+		booleanQuery.add(prefixQuery, BooleanClause.Occur.SHOULD);
+		BooleanQuery kindNameQuery = SearchUtils.getBooleanQuery(SearchConstants.COMPONENT_KINDNAME_FIELD, keyword);
+		kindNameQuery.setBoost(10);
+		booleanQuery.add(kindNameQuery, BooleanClause.Occur.SHOULD);
+		BooleanQuery brandNameCnQuery = SearchUtils.getBooleanQuery(SearchConstants.COMPONENT_BRANDNAMECN_FIELD,
+				keyword);
+		brandNameCnQuery.setBoost(1);
+		booleanQuery.add(brandNameCnQuery, BooleanClause.Occur.SHOULD);
+		BooleanQuery brandNameEnQuery = SearchUtils.getBooleanQuery(SearchConstants.COMPONENT_BRANDNAMEEN_FIELD,
+				keyword);
+		brandNameEnQuery.setBoost(1);
+		booleanQuery.add(brandNameEnQuery, BooleanClause.Occur.SHOULD);
+		return booleanQuery;
+	}
+
 	@Override
 	public Set<Long> getKindIdsBySearchComponent(String keyword, String brandId) {
 		if (SearchUtils.isKeywordInvalid(keyword)) {
@@ -341,9 +369,7 @@ public class SearchServiceImpl implements SearchService, InnerSearchService {
 			BooleanQuery booleanQuery = new BooleanQuery();
 
 			keyword = URLDecoder.decode(keyword, "UTF-8");
-			keyword = keyword.toLowerCase();
-			PrefixQuery prefixQuery = new PrefixQuery(new Term(SearchConstants.COMPONENT_CODE_FIELD, keyword));
-			booleanQuery.add(prefixQuery, BooleanClause.Occur.MUST);
+			booleanQuery.add(setBoost(keyword), BooleanClause.Occur.MUST);
 
 			// 筛选品牌
 			if (!StringUtils.isEmpty(brandId)) {
@@ -399,9 +425,7 @@ public class SearchServiceImpl implements SearchService, InnerSearchService {
 			BooleanQuery booleanQuery = new BooleanQuery();
 
 			keyword = URLDecoder.decode(keyword, "UTF-8");
-			keyword = keyword.toLowerCase();
-			PrefixQuery prefixQuery = new PrefixQuery(new Term(SearchConstants.COMPONENT_CODE_FIELD, keyword));
-			booleanQuery.add(prefixQuery, BooleanClause.Occur.MUST);
+			booleanQuery.add(setBoost(keyword), BooleanClause.Occur.MUST);
 
 			// 筛选类目
 			if (!StringUtils.isEmpty(kindId)) {