Foreign API stuff should work from JDK 22 onwards (#9)

Rather than just 23 onwards

Author: alexarchambault

README.md

@@ -9,7 +9,7 @@ Fork of of the [dirs-dev/directories-jvm](https://github.com/dirs-dev/directorie
 
 Compared to the upstream project, this fork:
 * still supports JDK 8
-* offers to use JNI rather than shelling out to a PowerShell script to call Windows APIs with JDK < 23
+* offers to use JNI rather than shelling out to a PowerShell script to call Windows APIs with JDK < 22
 * contains a number of fixes for Windows
 
 ## How to use
@@ -38,7 +38,7 @@ projDirs.preferenceDir // "/Users/name/Library/Preferences/MyApp"
 // ...
 ```
 
-## How to use with JNI fallback on JDK < 23
+## How to use with JNI fallback on JDK < 22
 
 ### Add dependency
 

build.sc

@@ -50,16 +50,16 @@ object directories extends JavaModule with DirectoriesPublishModule {
     Seq(PathRef(T.workspace / "src/main/java"))
   }
 
-  def jdk23ClassesResources = T {
-    val destDir = T.dest / "META-INF/versions/23"
+  def jdk22ClassesResources = T {
+    val destDir = T.dest / "META-INF/versions/22"
     os.makeDir.all(destDir)
-    for (elem <- os.list(jdk23.compile().classes.path))
+    for (elem <- os.list(jdk22.compile().classes.path))
       os.copy(elem, destDir / elem.last)
     PathRef(T.dest)
   }
 
   def resources = T {
-    T.sources(Seq(PathRef(T.workspace / "src/main/resources")) ++ Seq(jdk23ClassesResources()))
+    T.sources(Seq(PathRef(T.workspace / "src/main/resources")) ++ Seq(jdk22ClassesResources()))
   }
   def manifest = T {
     super.manifest().add("Multi-Release" -> "true")
@@ -108,10 +108,10 @@ object `directories-jni` extends JavaModule with DirectoriesPublishModule {
   }
 }
 
-object jdk23 extends JavaModule {
+object jdk22 extends JavaModule {
   def moduleDeps = Seq(directories)
   def javacOptions = super.javacOptions() ++ Seq(
-    "--release", "23"
+    "--release", "22"
   )
 }
 

directories-jni/src/dev/dirs/jni/WindowsJni.java

@@ -23,7 +23,7 @@ public static Supplier<Windows> getJdkAwareSupplier() {
     if (dotIdx >= 0)
       javaVersion = javaVersion.substring(0, dotIdx);
     int jdkVersion = Integer.parseInt(javaVersion);
-    if (jdkVersion >= 23)
+    if (jdkVersion >= 22)
       return Windows.getDefaultSupplier();
     else
       return () -> new WindowsJni();