1     //JNI 新建一個執行緒
 2 
 3         AndroidJNI.AttachCurrentThread();
 4 
 5  
 6 
 7         //獲得類
 8 
 9         IntPtr cls = AndroidJNI.FindClass("com/unity3d/player/UnityPlayer");
10 
11         IntPtr fid = AndroidJNI.GetStaticFieldID(cls, "currentActivity", "Landroid/app/Activity;");
12 
13         IntPtr obj = AndroidJNI.GetStaticObjectField(cls, fid);
 
14 
15  
16 
17         //獲得類
18 
19         IntPtr cls_OurAppActitvityClass = AndroidJNI.FindClass("com/bodhi/TalkingBodhi");
20 
21  
22 
23         //獲得方法
24 
25         IntPtr enableMethod = AndroidJNI.GetMethodID(cls_OurAppActitvityClass, "EnableADs", "V");
26 
27  
28 
29         //如果方法存在，則執行
30 
31         if
 
 (AndroidJNI.IsInstanceOf(obj, cls_OurAppActitvityClass) != false) {
32 
33             jvalue[] myArray = new jvalue[1];
34 
35             AndroidJNI.CallVoidMethod(obj, enableMethod, myArray);
36 
37         }

http://www.cnblogs.com/Oceanou/p/4001690.html