Folia support

build.gradle.kts

@@ -25,6 +25,7 @@ repositories {
 dependencies {
     implementation("org.bstats:bstats-bukkit:3.0.1")
     implementation("net.kyori:adventure-platform-bukkit:4.3.1")
+    implementation("com.github.Anon8281:UniversalScheduler:0.1.3")
 
     compileOnly("org.spigotmc:spigot-api:1.20-R0.1-SNAPSHOT")
     compileOnlyApi("org.jetbrains:annotations:23.0.0")
@@ -88,6 +89,7 @@ tasks {
 
         relocate("org.bstats", "me.clip.placeholderapi.metrics")
         relocate("net.kyori", "me.clip.placeholderapi.libs.kyori")
+        relocate("com.github.Anon8281.universalScheduler", "me.clip.placeholderapi.libs.universalScheduler")
     }
 
     test {

src/main/java/me/clip/placeholderapi/PlaceholderAPIPlugin.java

@@ -23,6 +23,9 @@ package me.clip.placeholderapi;
 import java.text.SimpleDateFormat;
 import java.util.HashMap;
 import java.util.Map;
+
+import com.github.Anon8281.universalScheduler.UniversalScheduler;
+import com.github.Anon8281.universalScheduler.scheduling.schedulers.TaskScheduler;
 import me.clip.placeholderapi.commands.PlaceholderCommandRouter;
 import me.clip.placeholderapi.configuration.PlaceholderAPIConfig;
 import me.clip.placeholderapi.expansion.PlaceholderExpansion;
@@ -52,6 +55,7 @@ public final class PlaceholderAPIPlugin extends JavaPlugin {
 
   @NotNull
   private static final Version VERSION;
+  private static TaskScheduler SCHEDULER;
   private static PlaceholderAPIPlugin instance;
 
   static {
@@ -140,6 +144,8 @@ public final class PlaceholderAPIPlugin extends JavaPlugin {
 
   @Override
   public void onEnable() {
+    SCHEDULER = UniversalScheduler.getScheduler(this);
+    
     setupCommand();
     setupMetrics();
     setupExpansions();
@@ -162,7 +168,7 @@ public final class PlaceholderAPIPlugin extends JavaPlugin {
 
     HandlerList.unregisterAll(this);
 
-    Bukkit.getScheduler().cancelTasks(this);
+    PlaceholderAPIPlugin.getScheduler().cancelTasks(this);
 
     adventure.close();
     adventure = null;
@@ -213,6 +219,10 @@ public final class PlaceholderAPIPlugin extends JavaPlugin {
     return config;
   }
 
+  public static TaskScheduler getScheduler() {
+    return SCHEDULER;
+  }
+
   private void setupCommand() {
     final PluginCommand pluginCommand = getCommand("placeholderapi");
     if (pluginCommand == null) {
@@ -250,8 +260,8 @@ public final class PlaceholderAPIPlugin extends JavaPlugin {
       Class.forName("org.bukkit.event.server.ServerLoadEvent");
       new ServerLoadEventListener(this);
     } catch (final ClassNotFoundException ignored) {
-      Bukkit.getScheduler()
-          .runTaskLater(this, () -> getLocalExpansionManager().load(Bukkit.getConsoleSender()), 1);
+      PlaceholderAPIPlugin.getScheduler()
+          .runTaskLater(() -> getLocalExpansionManager().load(Bukkit.getConsoleSender()), 1);
     }
   }
 

src/main/java/me/clip/placeholderapi/updatechecker/UpdateChecker.java

@@ -55,7 +55,7 @@ public class UpdateChecker implements Listener {
   }
 
   public void fetch() {
-    Bukkit.getScheduler().runTaskAsynchronously(plugin, () -> {
+    PlaceholderAPIPlugin.getScheduler().runTaskAsynchronously(() -> {
       try {
         HttpsURLConnection con = (HttpsURLConnection) new URL(
             "https://api.spigotmc.org/legacy/update.php?resource=" + RESOURCE_ID).openConnection();
@@ -76,7 +76,7 @@ public class UpdateChecker implements Listener {
         return;
       }
 
-      Bukkit.getScheduler().runTask(plugin, () -> {
+      PlaceholderAPIPlugin.getScheduler().runTask(() -> {
         plugin.getLogger()
             .info("An update for PlaceholderAPI (v" + getSpigotVersion() + ") is available at:");
         plugin.getLogger()

src/main/java/me/clip/placeholderapi/util/Futures.java

@@ -27,6 +27,8 @@ import java.util.function.BiConsumer;
 import java.util.stream.Collector;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
+
+import me.clip.placeholderapi.PlaceholderAPIPlugin;
 import org.bukkit.Bukkit;
 import org.bukkit.plugin.Plugin;
 import org.jetbrains.annotations.NotNull;
@@ -43,7 +45,7 @@ public final class Futures {
       if (Bukkit.isPrimaryThread()) {
         consumer.accept(value, exception);
       } else {
-        Bukkit.getScheduler().runTask(plugin, () -> consumer.accept(value, exception));
+        PlaceholderAPIPlugin.getScheduler().runTask(() -> consumer.accept(value, exception));
       }
     });
   }

src/main/resources/plugin.yml

@@ -6,6 +6,7 @@ author: HelpChat
 
 api-version: "1.13"
 description: "An awesome placeholder provider!"
+folia-supported: true
 
 commands:
   placeholderapi: