AndroidJNI.InvokeAttached

Description

Calls AndroidJNI.AttachCurrentThread (if necessary) before invoking a delegate, and then calls AndroidJNI.DetachCurrentThread.

Note: Use this method to invoke Java methods on threads other than the main thread.

using System;
using UnityEngine;
using UnityEngine.Android;

public class JavaThreads : MonoBehaviour
{
    public void Start()
    {
        var t = new System.Threading.Thread(() =>
        {
            AndroidJNI.InvokeAttached(() => Debug.Log(AndroidApplication.currentActivity.Call<string>("getLocalClassName")));
        });
        t.Start();
    }
}