package com.secondworld.demo; import android.app.Activity; import android.os.Bundle; import com.secondworld.sdk.UnityMsgHandler; import com.secondworld.sdk.utils.CodeU2A; import org.json.JSONException; import org.json.JSONObject; import java.util.UUID; public class MainActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); findViewById(R.id.btnInit).setOnClickListener((v -> { JSONObject json = new JSONObject(); try { json.put("code", CodeU2A.CopyContent); json.put("content", "这是复制内容哦:" + UUID.randomUUID().toString()); } catch (JSONException e) { e.printStackTrace(); } UnityMsgHandler.onUnityMessage(json.toString()); })); } }