Polishing.

Fix typos, move QueryTransformers.filterCountSelection to CountSelectionTokenStream.create.

Original Pull Request: #3553

Author: mp911de

spring-data-jpa/src/main/java/org/springframework/data/jpa/repository/query/EqlCountQueryTransformer.java

@@ -15,9 +15,7 @@
  */
 package org.springframework.data.jpa.repository.query;
 
-import static org.springframework.data.jpa.repository.query.QueryTokens.TOKEN_CLOSE_PAREN;
-import static org.springframework.data.jpa.repository.query.QueryTokens.TOKEN_COMMA;
-import static org.springframework.data.jpa.repository.query.QueryTokens.TOKEN_COUNT_FUNC;
+import static org.springframework.data.jpa.repository.query.QueryTokens.*;
 
 import org.springframework.data.jpa.repository.query.QueryRenderer.QueryRendererBuilder;
 import org.springframework.data.jpa.repository.query.QueryTransformers.CountSelectionTokenStream;
@@ -98,7 +96,7 @@ public QueryTokenStream visitSelect_clause(EqlParser.Select_clauseContext ctx) {
 	private QueryRendererBuilder getDistinctCountSelection(QueryTokenStream selectionListbuilder) {
 
 		QueryRendererBuilder nested = new QueryRendererBuilder();
-		CountSelectionTokenStream countSelection = QueryTransformers.filterCountSelection(selectionListbuilder);
+		CountSelectionTokenStream countSelection = CountSelectionTokenStream.create(selectionListbuilder);
 
 		if (countSelection.requiresPrimaryAlias()) {
 			// constructor

spring-data-jpa/src/main/java/org/springframework/data/jpa/repository/query/HqlCountQueryTransformer.java

@@ -251,7 +251,7 @@ private QueryRendererBuilder visitSubQuerySelectClause(SelectClauseContext ctx,
 	private QueryRendererBuilder getDistinctCountSelection(QueryTokenStream selectionListbuilder) {
 
 		QueryRendererBuilder nested = new QueryRendererBuilder();
-		CountSelectionTokenStream countSelection = QueryTransformers.filterCountSelection(selectionListbuilder);
+		CountSelectionTokenStream countSelection = CountSelectionTokenStream.create(selectionListbuilder);
 
 		if (countSelection.requiresPrimaryAlias()) {
 			// constructor

spring-data-jpa/src/main/java/org/springframework/data/jpa/repository/query/JpqlCountQueryTransformer.java

@@ -96,7 +96,7 @@ public QueryRendererBuilder visitSelect_clause(JpqlParser.Select_clauseContext c
 	private QueryRendererBuilder getDistinctCountSelection(QueryTokenStream selectionListbuilder) {
 
 		QueryRendererBuilder nested = new QueryRendererBuilder();
-		CountSelectionTokenStream countSelection = QueryTransformers.filterCountSelection(selectionListbuilder);
+		CountSelectionTokenStream countSelection = CountSelectionTokenStream.create(selectionListbuilder);
 
 		if (countSelection.requiresPrimaryAlias()) {
 			// constructor

spring-data-jpa/src/main/java/org/springframework/data/jpa/repository/query/QueryTransformers.java

@@ -29,46 +29,46 @@
  */
 class QueryTransformers {
 
-	static CountSelectionTokenStream filterCountSelection(QueryTokenStream selection) {
+	static class CountSelectionTokenStream implements QueryTokenStream {
 
-		List<QueryToken> target = new ArrayList<>(selection.size());
-		boolean skipNext = false;
-		boolean containsNew = false;
+		private final List<QueryToken> tokens;
+		private final boolean requiresPrimaryAlias;
 
-		for (QueryToken token : selection) {
+		CountSelectionTokenStream(List<QueryToken> tokens, boolean requiresPrimaryAlias) {
+			this.tokens = tokens;
+			this.requiresPrimaryAlias = requiresPrimaryAlias;
+		}
 
-			if (skipNext) {
-				skipNext = false;
-				continue;
-			}
+		static CountSelectionTokenStream create(QueryTokenStream selection) {
 
-			if (token.equals(TOKEN_AS)) {
-				skipNext = true;
-				continue;
-			}
+			List<QueryToken> target = new ArrayList<>(selection.size());
+			boolean skipNext = false;
+			boolean containsNew = false;
 
-			if (!token.equals(TOKEN_COMMA) && token.isExpression()) {
-				token = QueryTokens.token(token.value());
-			}
+			for (QueryToken token : selection) {
 
-			if (!containsNew && token.value().contains("new")) {
-				containsNew = true;
-			}
+				if (skipNext) {
+					skipNext = false;
+					continue;
+				}
 
-			target.add(token);
-		}
+				if (token.equals(TOKEN_AS)) {
+					skipNext = true;
+					continue;
+				}
 
-		return new CountSelectionTokenStream(target, containsNew);
-	}
+				if (!token.equals(TOKEN_COMMA) && token.isExpression()) {
+					token = QueryTokens.token(token.value());
+				}
 
-	static class CountSelectionTokenStream implements QueryTokenStream {
+				if (!containsNew && token.value().contains("new")) {
+					containsNew = true;
+				}
 
-		private final List<QueryToken> tokens;
-		private final boolean requiresPrimaryAlias;
+				target.add(token);
+			}
 
-		public CountSelectionTokenStream(List<QueryToken> tokens, boolean requiresPrimaryAlias) {
-			this.tokens = tokens;
-			this.requiresPrimaryAlias = requiresPrimaryAlias;
+			return new CountSelectionTokenStream(target, containsNew);
 		}
 
 		@Override

spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/JpqlQueryTransformerTests.java

@@ -99,7 +99,7 @@ void applyCountToMoreComplexQuery() {
 	}
 
 	@Test
-	void applyCountToAlreadySorteQuery() {
+	void applyCountToAlreadySortedQuery() {
 
 		// given
 		var original = "SELECT e FROM Employee e where e.name = :name ORDER BY e.modified_date";