Polishing.

Convert internal types to records and fix a typo.

Original Pull Request: #3243

Author: mp911de

src/main/java/org/springframework/data/redis/cache/BatchStrategies.java

@@ -98,13 +98,7 @@ public long cleanCache(RedisConnection connection, String name, byte[] pattern)
 	/**
 	 * {@link BatchStrategy} using {@code SCAN}.
 	 */
-	static class Scan implements BatchStrategy {
-
-		final int batchSize;
-
-		Scan(int batchSize) {
-			this.batchSize = batchSize;
-		}
+	record Scan(int batchSize) implements BatchStrategy {
 
 		@Override
 		public long cleanCache(RedisConnection connection, String name, byte[] pattern) {
@@ -138,16 +132,7 @@ public long cleanCache(RedisConnection connection, String name, byte[] pattern)
 	 *
 	 * @param <T>
 	 */
-	static class PartitionIterator<T> implements Iterator<List<T>> {
-
-		private final Iterator<T> iterator;
-		private final int size;
-
-		PartitionIterator(Iterator<T> iterator, int size) {
-
-			this.iterator = iterator;
-			this.size = size;
-		}
+	record PartitionIterator<T>(Iterator<T> iterator, int size) implements Iterator<List<T>> {
 
 		@Override
 		public boolean hasNext() {

src/main/java/org/springframework/data/redis/cache/DefaultRedisCacheWriter.java

@@ -704,7 +704,7 @@ class AsynchronousCacheWriterDelegate implements AsyncCacheWriter {
 		private final int cleanBatchSize;
 
 		public AsynchronousCacheWriterDelegate() {
-			this.cleanBatchSize = batchStrategy instanceof BatchStrategies.Scan scan ? scan.batchSize
+			this.cleanBatchSize = batchStrategy instanceof BatchStrategies.Scan scan ? scan.batchSize()
 					: DEFAULT_SCAN_BATCH_SIZE;
 		}
 

src/main/java/org/springframework/data/redis/cache/RedisCacheWriter.java

@@ -493,9 +493,9 @@ static TtlFunction just(Duration duration) {
 		}
 
 		/**
-		 * Returns a {@link TtlFunction} to create persistent entires that do not expire.
+		 * Returns a {@link TtlFunction} to create persistent entries that do not expire.
 		 *
-		 * @return a {@link TtlFunction} to create persistent entires that do not expire.
+		 * @return a {@link TtlFunction} to create persistent entries that do not expire.
 		 */
 		static TtlFunction persistent() {
 			return just(NO_EXPIRATION);