正在尝试将 Unity 插件写入 Android Studio...
public class My_Plugin extends UnityPlayerActivity {
private Context mContext;
@Override
protected void onCreate(Bundle bundle) {
super.onCreate(bundle);
mContext = this;
TelephonyManager telephonyManager = ((TelephonyManager) mContext.getSystemService(Context.TELEPHONY_SERVICE));
getMessage(telephonyManager.getSimOperatorName());
}
public static String getMessage(String message){
return message;
}
}
1 个类作为 AAR 库导入。
在 Unity 中只有 2 行代码。见下文
AndroidJavaClass pluginClass = new AndroidJavaClass("com.eppz.myplugin.My_Plugin");
GetComponent<Text>().text = pluginClass.CallStatic<string>("getMessage");
和错误日志:
I/Unity: AndroidJavaException: java.lang.NoSuchMethodError: no static method with name='getMessage' signature='()Ljava/lang/String;' in class Ljava.lang.Object;
java.lang.NoSuchMethodError: no static method with name='getMessage' signature='()Ljava/lang/String;' in class Ljava.lang.Object;
at com.unity3d.player.ReflectionHelper.getMethodID(Unknown Source)
at com.unity3d.player.UnityPlayer.nativeRender(Native Method)
at com.unity3d.player.UnityPlayer.a(Unknown Source)
at com.unity3d.player.UnityPlayer$c$1.handleMessage(Unknown Source)
at android.os.Handler.dispatchMessage(Handler.java:98)
at android.os.Looper.loop(Looper.java:135)
at com.unity3d.player.UnityPlayer$c.run(Unknown Source)
at UnityEngine.AndroidJNISafe.CheckException () [0x00000] in <filename unknown>:0
at UnityEngine.AndroidJNISafe.CallStaticObjectMethod (IntPtr clazz, IntPtr methodID, UnityEngine.jvalue[] args) [0x00000] in <filename unknown>:0
at UnityEngine.AndroidReflection.GetMethodMember (IntPtr jclass, System.String methodName, Syst
Java 中的 getMessage
函数采用字符串参数。必须使用字符串参数调用它。
pluginClass.CallStatic<string>("getMessage");
应该是:
pluginClass.CallStatic<string>("getMessage", "my parameter");