Fix Java 8 start

Signed-off-by: Lixfel <agga-games@gmx.de>

src/de/steamwar/bungeecore/Node.java

@@ -29,7 +29,7 @@ import java.util.logging.Level;
 
 public abstract class Node {
 
-    private static final List<String> OPENJ9_ARGS = Arrays.asList("-Xgc:excessiveGCratio=80", "-Xsyslog:none", "-Xtrace:none", "-Xdisableexplicitgc", "-XX:+AlwaysPreTouch", "-XX:+CompactStrings", "-XX:-HeapDumpOnOutOfMemory", "-XX:+ExitOnOutOfMemoryError", "--add-opens", "java.base/jdk.internal.misc=ALL-UNNAMED", "-Dlog4j.configurationFile=log4j2.xml");
+    private static final List<String> OPENJ9_ARGS = Arrays.asList("-Xgc:excessiveGCratio=80", "-Xsyslog:none", "-Xtrace:none", "-Xdisableexplicitgc", "-XX:+AlwaysPreTouch", "-XX:+CompactStrings", "-XX:-HeapDumpOnOutOfMemory", "-XX:+ExitOnOutOfMemoryError", "-Dlog4j.configurationFile=log4j2.xml");
     private static final double MIN_FREE_MEM = 4.0 * 1024 * 1024; // 4 GiB
     private static final Set<String> JAVA_8 = new HashSet<>();
     static {
@@ -90,6 +90,10 @@ public abstract class Node {
         cmd.add("-Xmx" + xmx);
         cmd.add("-Xshareclasses:nonfatal,name=" + directory.getName());
         cmd.addAll(OPENJ9_ARGS);
+        if (!JAVA_8.contains(serverJar)) {
+            cmd.add("--add-opens");
+            cmd.add("java.base/jdk.internal.misc=ALL-UNNAMED");
+        }
         cmd.add("-jar");
         cmd.add("/binarys/" + serverJar);
         cmd.add("--log-strip-color");