add java version check

tpetrychyn · Jun 23, 2020 · 1cfb0e2 · 1cfb0e2
1 parent a3fecd5
commit 1cfb0e2
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/build.gradle.kts b/build.gradle.kts
@@ -6,7 +6,7 @@ plugins {
 }
 
 group = "org.example"
-version = "0.1.1-SNAPSHOT"
+version = "0.1.1"
 
 repositories {
     mavenCentral()

diff --git a/src/main/kotlin/controllers/CacheChooserController.kt b/src/main/kotlin/controllers/CacheChooserController.kt
@@ -71,6 +71,15 @@ class CacheChooserController @Inject constructor(
 
     @FXML
     private fun initialize() {
+        val javaVer = System.getProperty("java.version")
+        val majorVer = javaVer.split(".")[0].toInt()
+        if (majorVer < 11) {
+            lblErrorText.isVisible = true
+            lblErrorText.text = "Java version detected ($javaVer) is too low, please update Java to at least version 11."
+            btnLaunch.isDisable = true
+            return
+        }
+
         val listCachesPlaceholder = Label("No downloadable caches found.")
         listCachesPlaceholder.isWrapText = true
         listCachesPlaceholder.textAlignment = TextAlignment.CENTER