task

mirai-core/src/main/java/net/mamoe/mirai/task/MiraiTaskManager.java

@@ -12,4 +12,9 @@ public class MiraiTaskManager {
         return MiraiTaskManager.instance;
     }
 
+    private MiraiTaskPool pool;
+
+    private MiraiTaskManager(){
+
+    }
 }

mirai-core/src/main/java/net/mamoe/mirai/task/MiraiTaskPool.java

+package net.mamoe.mirai.task;
+
+import java.util.concurrent.*;
+
+public class MiraiTaskPool {
+
+    ExecutorService service;
+
+    protected MiraiTaskPool(){
+        this.service = Executors.newCachedThreadPool();
+    }
+
+    public <D> Future<D> submit(Callable<D> callable, MiralTaskExceptionHandler handler) {
+        return this.service.submit(() -> {
+            try {
+                return callable.call();
+            } catch (Throwable e) {
+                handler.onHandle(e);
+                return null;
+            }
+        });
+    }
+
+    public <D> Future<D> submit(Callable<D> callable) {
+        return this.submit(callable, Throwable::printStackTrace);
+    }
+
+}

mirai-core/src/main/java/net/mamoe/mirai/task/MiralTaskExceptionHandler.java

+package net.mamoe.mirai.task;
+
+@FunctionalInterface
+public interface MiralTaskExceptionHandler {
+    void onHandle(Throwable e);
+}