Remove index creator, executePage now uses .result() to get both entitites and totalRows in a single round trip

Author: emilienbev

src/main/java/org/springframework/data/couchbase/core/index/CouchbasePersistentEntitySearchIndexCreator.java

@@ -19,6 +19,7 @@
 
 import org.springframework.data.couchbase.core.CouchbaseOperations;
 import org.springframework.data.couchbase.core.ExecutableFindBySearchOperation;
+import org.springframework.data.couchbase.core.SearchResult;
 import org.springframework.data.couchbase.repository.Search;
 import org.springframework.data.couchbase.repository.SearchIndex;
 import org.springframework.data.domain.PageImpl;
@@ -109,9 +110,8 @@ private Object executeDependingOnType(ParametersParameterAccessor accessor, Sear
 
 	private PageImpl<?> executePage(ParametersParameterAccessor accessor, SearchRequest request) {
 		Pageable pageable = accessor.getPageable();
-		List<?> content = createQueryOperation(accessor, true).matching(request).all();
-		long total = createQueryOperation(accessor, false).matching(request).count();
-		return new PageImpl<>(content, pageable, total);
+		SearchResult<?> searchResult = createQueryOperation(accessor, true).matching(request).result();
+		return new PageImpl<>(searchResult.entities(), pageable, searchResult.totalRows());
 	}
 
 	private SliceImpl<?> executeSlice(ParametersParameterAccessor accessor, SearchRequest request) {

src/main/java/org/springframework/data/couchbase/repository/query/SearchBasedCouchbaseQuery.java

@@ -325,7 +325,15 @@ public List<com.couchbase.client.java.search.result.SearchRow> rows() {
 
 		@Override
 		public SearchResult<T> result() {
-			return new SearchResult<>(values(), Collections.emptyList(), null, Collections.emptyMap());
+			com.couchbase.client.core.api.search.result.CoreSearchMetrics coreMetrics =
+					new com.couchbase.client.core.api.search.result.CoreSearchMetrics(
+							java.time.Duration.ZERO, totalCount, 0.0, 1, 0);
+			com.couchbase.client.core.api.search.CoreSearchMetaData coreMetaData =
+					new com.couchbase.client.core.api.search.CoreSearchMetaData(
+							Collections.emptyMap(), coreMetrics);
+			com.couchbase.client.java.search.SearchMetaData metaData =
+					new com.couchbase.client.java.search.SearchMetaData(coreMetaData);
+			return new SearchResult<>(values(), Collections.emptyList(), metaData, Collections.emptyMap());
 		}
 
 		@Override