Supports both bukkit and folia

build.gradle.kts

@@ -34,6 +34,8 @@ dependencies {
 
     testImplementation("org.junit.jupiter:junit-jupiter-engine:5.8.2")
     testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine:5.8.1")
+
+    implementation("cn.handyplus.lib.adapter:FoliaLib:1.0.0")
 }
 
 
@@ -88,6 +90,8 @@ tasks {
 
         relocate("org.bstats", "me.clip.placeholderapi.metrics")
         relocate("net.kyori", "me.clip.placeholderapi.libs.kyori")
+
+        relocate("cn.handyplus.lib.FoliaLib", "me.clip.placeholderapi.libs.FoliaLib")
     }
 
     test {

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

@@ -23,6 +23,8 @@ package me.clip.placeholderapi;
 import java.text.SimpleDateFormat;
 import java.util.HashMap;
 import java.util.Map;
+
+import cn.handyplus.lib.adapter.HandySchedulerUtil;
 import me.clip.placeholderapi.commands.PlaceholderCommandRouter;
 import me.clip.placeholderapi.configuration.PlaceholderAPIConfig;
 import me.clip.placeholderapi.expansion.PlaceholderExpansion;
@@ -140,6 +142,8 @@ public final class PlaceholderAPIPlugin extends JavaPlugin {
 
   @Override
   public void onEnable() {
+    HandySchedulerUtil.init(this);
+
     setupCommand();
     setupMetrics();
     setupExpansions();
@@ -153,6 +157,7 @@ public final class PlaceholderAPIPlugin extends JavaPlugin {
     if (config.checkUpdates()) {
       new UpdateChecker(this).fetch();
     }
+
   }
 
   @Override
@@ -162,7 +167,7 @@ public final class PlaceholderAPIPlugin extends JavaPlugin {
 
     HandlerList.unregisterAll(this);
 
-    Bukkit.getScheduler().cancelTasks(this);
+    HandySchedulerUtil.cancelTask();
 
     adventure.close();
     adventure = null;
@@ -250,8 +255,7 @@ 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);
+      HandySchedulerUtil.runTaskLater(() -> getLocalExpansionManager().load(Bukkit.getConsoleSender()), 1);
     }
   }
 

src/main/java/me/clip/placeholderapi/expansion/manager/CloudExpansionManager.java

@@ -20,6 +20,7 @@
 
 package me.clip.placeholderapi.expansion.manager;
 
+import cn.handyplus.lib.adapter.HandySchedulerUtil;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.io.Resources;
 import com.google.common.util.concurrent.ThreadFactoryBuilder;
@@ -201,12 +202,7 @@ public final class CloudExpansionManager {
           }
 
           // loop through what's left on the main thread
-          plugin
-              .getServer()
-              .getScheduler()
-              .runTask(
-                  plugin,
-                  () -> {
+          HandySchedulerUtil.runTask(() -> {
                     try {
                       for (Map.Entry<String, CloudExpansion> entry : values.entrySet()) {
                         String name = entry.getKey();

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

@@ -25,6 +25,8 @@ import java.io.InputStreamReader;
 import java.net.URL;
 import java.util.Arrays;
 import javax.net.ssl.HttpsURLConnection;
+
+import cn.handyplus.lib.adapter.HandySchedulerUtil;
 import me.clip.placeholderapi.PlaceholderAPIPlugin;
 import me.clip.placeholderapi.util.Msg;
 import org.bukkit.Bukkit;
@@ -55,7 +57,7 @@ public class UpdateChecker implements Listener {
   }
 
   public void fetch() {
-    Bukkit.getScheduler().runTaskAsynchronously(plugin, () -> {
+    HandySchedulerUtil.runTaskAsynchronously(() -> {
       try {
         HttpsURLConnection con = (HttpsURLConnection) new URL(
             "https://api.spigotmc.org/legacy/update.php?resource=" + RESOURCE_ID).openConnection();
@@ -76,7 +78,7 @@ public class UpdateChecker implements Listener {
         return;
       }
 
-      Bukkit.getScheduler().runTask(plugin, () -> {
+      HandySchedulerUtil.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 cn.handyplus.lib.adapter.HandySchedulerUtil;
 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));
+        HandySchedulerUtil.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: