Enable MemorySegment in MMapDirectory for Java 22+ and Vectorization (incubation) for exact Java 22

lucene/core/src/java/org/apache/lucene/store/MMapDirectory.java

@@ -346,7 +346,7 @@ private static MMapIndexInputProvider lookupProvider() {
     }
     final var lookup = MethodHandles.lookup();
     final int runtimeVersion = Runtime.version().feature();
-    if (runtimeVersion >= 19 && runtimeVersion <= 21) {
+    if (runtimeVersion >= 19) {
       try {
         final var cls = lookup.findClass("org.apache.lucene.store.MemorySegmentIndexInputProvider");
         // we use method handles, so we do not need to deal with setAccessible as we have private
@@ -366,9 +366,6 @@ private static MMapIndexInputProvider lookupProvider() {
         throw new LinkageError(
             "MemorySegmentIndexInputProvider is missing in Lucene JAR file", cnfe);
       }
-    } else if (runtimeVersion >= 22) {
-      LOG.warning(
-          "You are running with Java 22 or later. To make full use of MMapDirectory, please update Apache Lucene.");
     }
     return new MappedByteBufferIndexInputProvider();
   }

lucene/core/src/java21/org/apache/lucene/store/MemorySegmentIndexInputProvider.java

@@ -33,7 +33,7 @@ final class MemorySegmentIndexInputProvider implements MMapDirectory.MMapIndexIn
   public MemorySegmentIndexInputProvider() {
     var log = Logger.getLogger(getClass().getName());
     log.info(
-        "Using MemorySegmentIndexInput with Java 21; to disable start with -D"
+        "Using MemorySegmentIndexInput with Java 21 or later; to disable start with -D"
             + MMapDirectory.ENABLE_MEMORY_SEGMENTS_SYSPROP
             + "=false");
   }

lucene/core/src/test/org/apache/lucene/store/TestMmapDirectory.java

@@ -48,9 +48,9 @@ private static boolean isMemorySegmentImpl() {
 
   public void testCorrectImplementation() {
     final int runtimeVersion = Runtime.version().feature();
-    if (runtimeVersion >= 19 && runtimeVersion <= 21) {
+    if (runtimeVersion >= 19) {
       assertTrue(
-          "on Java 19, 20, and 21 we should use MemorySegmentIndexInputProvider to create mmap IndexInputs",
+          "on Java 19 or later we should use MemorySegmentIndexInputProvider to create mmap IndexInputs",
           isMemorySegmentImpl());
     } else {
       assertSame(MappedByteBufferIndexInputProvider.class, MMapDirectory.PROVIDER.getClass());