Move delayed executor and file tree system

src/main/java/dev/zontreck/libzontreck/util/DelayedExecutorService.java

@@ -15,6 +15,15 @@ import net.minecraftforge.fml.common.Mod.EventBusSubscriber;
 @EventBusSubscriber(modid=LibZontreck.MOD_ID, bus = Mod.EventBusSubscriber.Bus.FORGE)
 public class DelayedExecutorService {
     private static int COUNT = 0;
+    private static final DelayedExecutorService inst;
+    static{
+        inst=new DelayedExecutorService();
+    }
+
+    public static DelayedExecutorService getInstance()
+    {
+        return inst;
+    }
     public class DelayedExecution
     {
         public DelayedExecution(Runnable run, long unix) {

src/main/java/dev/zontreck/libzontreck/util/FileTreeDatastore.java

@@ -0,0 +1,44 @@
+package dev.zontreck.libzontreck.util;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.List;
+
+import net.minecraftforge.fml.loading.FMLPaths;
+
+public class FileTreeDatastore {
+    private static final Path BASE;
+
+    static{
+        Path X = FMLPaths.CONFIGDIR.get().resolve("arias_mods");
+        BASE=X;
+        if(!BASE.toFile().exists())
+        {
+            try {
+                Files.createDirectory(BASE);
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
+    public static Path of(String nick)
+    {
+        return BASE.resolve(nick);
+    }
+
+    public static List<File> getListOfFiles(Path files)
+    {
+        List<File> fileList = new ArrayList<>();
+
+        File[] entries = files.toFile().listFiles();
+        
+        for (File file : entries) {
+            fileList.add(file);
+        }
+        return fileList;
+    }
+}