public virtual unsafe void AddChangeListener(global::Com.Bpn.Payguardian.Android.Pax.IInputStreamListener p0)
        {
            if (id_addChangeListener_Lcom_bpn_payguardian_android_pax_InputStreamListener_ == IntPtr.Zero)
            {
                id_addChangeListener_Lcom_bpn_payguardian_android_pax_InputStreamListener_ = JNIEnv.GetMethodID(class_ref, "addChangeListener", "(Lcom/bpn/payguardian/android/pax/InputStreamListener;)V");
            }
            try {
                JValue *__args = stackalloc JValue [1];
                __args [0] = new JValue(p0);

                if (((object)this).GetType() == ThresholdType)
                {
                    JNIEnv.CallVoidMethod(((global::Java.Lang.Object) this).Handle, id_addChangeListener_Lcom_bpn_payguardian_android_pax_InputStreamListener_, __args);
                }
                else
                {
                    JNIEnv.CallNonvirtualVoidMethod(((global::Java.Lang.Object) this).Handle, ThresholdClass, JNIEnv.GetMethodID(ThresholdClass, "addChangeListener", "(Lcom/bpn/payguardian/android/pax/InputStreamListener;)V"), __args);
                }
            } finally {
            }
        }
 static void n_AddChangeListener_Lcom_bpn_payguardian_android_pax_InputStreamListener_(IntPtr jnienv, IntPtr native__this, IntPtr native_p0)
 {
     global::Com.Bpn.Payguardian.Android.Pax.InputStreamReader    __this = global::Java.Lang.Object.GetObject <global::Com.Bpn.Payguardian.Android.Pax.InputStreamReader> (jnienv, native__this, JniHandleOwnership.DoNotTransfer);
     global::Com.Bpn.Payguardian.Android.Pax.IInputStreamListener p0     = (global::Com.Bpn.Payguardian.Android.Pax.IInputStreamListener)global::Java.Lang.Object.GetObject <global::Com.Bpn.Payguardian.Android.Pax.IInputStreamListener> (native_p0, JniHandleOwnership.DoNotTransfer);
     __this.AddChangeListener(p0);
 }