Add TWENTY_FOUR to JavaVersion enum

Closes gh-44209

Author: wilkinsona

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/system/JavaVersion.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2024 the original author or authors.
+ * Copyright 2012-2025 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -17,6 +17,7 @@
 package org.springframework.boot.system;
 
 import java.io.Console;
+import java.io.Reader;
 import java.text.NumberFormat;
 import java.time.Duration;
 import java.util.Arrays;
@@ -77,15 +78,21 @@ public enum JavaVersion {
 	 * Java 23.
 	 * @since 3.2.9
 	 */
-	TWENTY_THREE("23", NumberFormat.class, "isStrict");
+	TWENTY_THREE("23", NumberFormat.class, "isStrict"),
+
+	/**
+	 * Java 24.
+	 * @since 3.4.3
+	 */
+	TWENTY_FOUR("24", Reader.class, "of", CharSequence.class);
 
 	private final String name;
 
 	private final boolean available;
 
-	JavaVersion(String name, Class<?> versionSpecificClass, String versionSpecificMethod) {
+	JavaVersion(String name, Class<?> versionSpecificClass, String versionSpecificMethod, Class<?>... paramTypes) {
 		this.name = name;
-		this.available = ClassUtils.hasMethod(versionSpecificClass, versionSpecificMethod);
+		this.available = ClassUtils.hasMethod(versionSpecificClass, versionSpecificMethod, paramTypes);
 	}
 
 	@Override

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/system/JavaVersionTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2024 the original author or authors.
+ * Copyright 2012-2025 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -121,4 +121,10 @@ void currentJavaVersionTwentyThree() {
 		assertThat(JavaVersion.getJavaVersion()).isEqualTo(JavaVersion.TWENTY_THREE);
 	}
 
+	@Test
+	@EnabledOnJre(JRE.JAVA_24)
+	void currentJavaVersionTwentyFour() {
+		assertThat(JavaVersion.getJavaVersion()).isEqualTo(JavaVersion.TWENTY_FOUR);
+	}
+
 }