Maybe fix problems with symlinks (#956)

sponge/src/main/java/me/lucko/luckperms/sponge/LPSpongeBootstrap.java

@@ -32,6 +32,7 @@ import me.lucko.luckperms.common.dependencies.classloader.PluginClassLoader;
 import me.lucko.luckperms.common.dependencies.classloader.ReflectionClassLoader;
 import me.lucko.luckperms.common.plugin.SchedulerAdapter;
 import me.lucko.luckperms.common.plugin.bootstrap.LuckPermsBootstrap;
+import me.lucko.luckperms.common.utils.MoreFiles;
 import me.lucko.luckperms.sponge.utils.VersionData;
 
 import org.slf4j.Logger;
@@ -53,7 +54,6 @@ import org.spongepowered.api.scheduler.SynchronousExecutor;
 
 import java.io.IOException;
 import java.io.InputStream;
-import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.Optional;
 import java.util.UUID;
@@ -242,7 +242,7 @@ public class LPSpongeBootstrap implements LuckPermsBootstrap {
     public Path getDataDirectory() {
         Path dataDirectory = this.game.getGameDirectory().toAbsolutePath().resolve("luckperms");
         try {
-            Files.createDirectories(dataDirectory);
+            MoreFiles.createDirectoriesIfNotExists(dataDirectory);
         } catch (IOException e) {
             e.printStackTrace();
         }

sponge/src/main/java/me/lucko/luckperms/sponge/LPSpongePlugin.java

@@ -45,6 +45,7 @@ import me.lucko.luckperms.common.sender.Sender;
 import me.lucko.luckperms.common.tasks.CacheHousekeepingTask;
 import me.lucko.luckperms.common.tasks.ExpireTemporaryTask;
 import me.lucko.luckperms.common.treeview.PermissionRegistry;
+import me.lucko.luckperms.common.utils.MoreFiles;
 import me.lucko.luckperms.sponge.calculators.SpongeCalculatorFactory;
 import me.lucko.luckperms.sponge.commands.SpongeMainCommand;
 import me.lucko.luckperms.sponge.contexts.SpongeContextManager;
@@ -223,7 +224,7 @@ public class LPSpongePlugin extends AbstractLuckPermsPlugin {
         Path path = this.bootstrap.getConfigPath().resolve("luckperms.conf");
         if (!Files.exists(path)) {
             try {
-                Files.createDirectories(this.bootstrap.getConfigPath());
+                MoreFiles.createDirectoriesIfNotExists(this.bootstrap.getConfigPath());
                 try (InputStream is = getClass().getClassLoader().getResourceAsStream("luckperms.conf")) {
                     Files.copy(is, path);
                 }

sponge/src/main/java/me/lucko/luckperms/sponge/service/persisted/SubjectStorage.java

@@ -31,6 +31,7 @@ import com.google.gson.GsonBuilder;
 import com.google.gson.JsonObject;
 
 import me.lucko.luckperms.common.utils.ImmutableCollectors;
+import me.lucko.luckperms.common.utils.MoreFiles;
 import me.lucko.luckperms.sponge.service.model.LPPermissionService;
 
 import java.io.BufferedReader;
@@ -101,7 +102,7 @@ public class SubjectStorage {
     private Path resolveFile(String collectionIdentifier, String subjectIdentifier) {
         Path collection = this.container.resolve(collectionIdentifier);
         try {
-            Files.createDirectories(collection);
+            MoreFiles.createDirectoriesIfNotExists(collection);
         } catch (IOException e) {
             e.printStackTrace();
         }
@@ -128,7 +129,7 @@ public class SubjectStorage {
      * @throws IOException if the write fails
      */
     public void saveToFile(SubjectDataContainer container, Path file) throws IOException {
-        Files.createDirectories(file.getParent());
+        MoreFiles.createDirectoriesIfNotExists(file.getParent());
         try (BufferedWriter writer = Files.newBufferedWriter(file, StandardCharsets.UTF_8)) {
             this.gson.toJson(container.serialize(), writer);
             writer.flush();