Remove deprecated API that is marked for removal.

Closes #4057

Author: mp911de

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

@@ -15,12 +15,12 @@
  */
 package org.springframework.data.jpa.repository.query;
 
-import static org.springframework.data.jpa.repository.query.JSqlParserUtils.*;
 import static org.springframework.data.jpa.repository.query.QueryUtils.*;
 
 import net.sf.jsqlparser.expression.Alias;
 import net.sf.jsqlparser.expression.Expression;
 import net.sf.jsqlparser.expression.Function;
+import net.sf.jsqlparser.expression.operators.relational.ExpressionList;
 import net.sf.jsqlparser.parser.CCJSqlParser;
 import net.sf.jsqlparser.parser.CCJSqlParserUtil;
 import net.sf.jsqlparser.parser.ParseException;
@@ -590,4 +590,43 @@ private static <T> T deserializeRequired(byte @Nullable [] bytes, Class<T> type)
 throw new IllegalStateException("Failed to deserialize object type");
 }
 
+/**
+ * Generates a count function call, based on the {@code countFields}.
+ *
+ * @param countFields the non-empty list of fields that are used for counting
+ * @param distinct if it should be a distinct count
+ * @return the generated count function call
+ */
+private static Function getJSqlCount(List<String> countFields, boolean distinct) {
+
+List<Expression> countColumns = new ArrayList<>(countFields.size());
+for (String countField : countFields) {
+Column column = new Column(countField);
+countColumns.add(column);
+}
+
+ExpressionList<Expression> countExpression = new ExpressionList<>(countColumns);
+
+return new Function() //
+.withName("count") //
+.withParameters(countExpression) //
+.withDistinct(distinct);
+}
+
+/**
+ * Generates a lower function call, based on the {@code column}.
+ *
+ * @param column the non-empty column to use as param for lower
+ * @return the generated lower function call
+ */
+private static Function getJSqlLower(String column) {
+
+List<Expression> expressions = Collections.singletonList(new Column(column));
+ExpressionList<Expression> lowerParamExpression = new ExpressionList<>(expressions);
+
+return new Function() //
+.withName("lower") //
+.withParameters(lowerParamExpression);
+}
+
 }

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

@@ -17,9 +17,9 @@
 
 import java.util.List;
 
-import org.springframework.data.jpa.repository.EntityGraph;
-
 import org.jspecify.annotations.Nullable;
+
+import org.springframework.data.jpa.repository.EntityGraph;
 import org.springframework.data.jpa.repository.EntityGraph.EntityGraphType;
 import org.springframework.util.Assert;
 import org.springframework.util.StringUtils;
@@ -95,18 +95,6 @@ public List<String> getAttributePaths() {
 return attributePaths;
 }
 
-/**
- * Return {@literal true} if this {@link JpaEntityGraph} needs to be generated on-the-fly.
- *
- * @return {@literal true} if {@link #attributePaths} is not empty.
- * @since 1.9
- * @deprecated since 3.5 as the used evaluation does not represent whether a {@link JpaEntityGraph} is dynamic or not.
- */
-@Deprecated(since = "3.5", forRemoval = true)
-public boolean isAdHocEntityGraph() {
-return !attributePaths.isEmpty();
-}
-
 @Override
 public String toString() {
 return "JpaEntityGraph [name=" + name + ", type=" + type + ", attributePaths=" + attributePaths.toString() + "]";

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

@@ -682,17 +682,6 @@ public static boolean hasNamedParameter(Query query) {
 return false;
 }
 
-/**
- * Returns whether the given query contains named parameters.
- *
- * @param query can be {@literal null} or empty.
- * @return whether the given query contains named parameters.
- */
-@Deprecated
-static boolean hasNamedParameter(@Nullable String query) {
-return StringUtils.hasText(query) && NAMED_PARAMETER.matcher(query).find();
-}
-
 /**
  * Turns the given {@link Sort} into {@link jakarta.persistence.criteria.Order}s.
  *