有时在我的com.Google.androID.gms.common.API.Googleapiclient.ConnectionCallbacks实现中,在onConnected方法中,我得到一个
java.lang.IllegalStateException: Googleapiclient is not connected yet.
例外.
这是堆栈跟踪:
FATAL EXCEPTION: main Process: com.joaomgcd.autocast,PID: 13771 java.lang.IllegalStateException: Googleapiclient is not connected yet. at com.Google.androID.gms.internal.eg.a(UnkNown Source) at com.Google.androID.gms.common.API.Googleapiclient.b(UnkNown Source) at com.Google.androID.gms.cast.Cast$CastAPI$a.launchApplication(UnkNown Source) at com.joaomgcd.autocast.media.MediaConnectionCallbacks.onConnected(MediaConnectionCallbacks.java:37) at com.Google.androID.gms.internal.dx.b(UnkNown Source) at com.Google.androID.gms.common.API.Googleapiclient.bn(UnkNown Source) at com.Google.androID.gms.common.API.Googleapiclient.f(UnkNown Source) at com.Google.androID.gms.common.API.Googleapiclient.onConnected(UnkNown Source) at com.Google.androID.gms.internal.dx.b(UnkNown Source) at com.Google.androID.gms.internal.dx.bT(UnkNown Source) at com.Google.androID.gms.internal.DW$h.b(UnkNown Source) at com.Google.androID.gms.internal.DW$h.b(UnkNown Source) at com.Google.androID.gms.internal.DW$b.bR(UnkNown Source) at com.Google.androID.gms.internal.DW$a.handleMessage(UnkNown Source) at androID.os.Handler.dispatchMessage(Handler.java:102) at androID.os.Looper.loop(Looper.java:136) at androID.app.ActivityThread.main(ActivityThread.java:5017) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:515) at com.androID.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779) at com.androID.internal.os.ZygoteInit.main(ZygoteInit.java:595) at dalvik.system.NativeStart.main(Native Method)
这只是在我之前已经连接到Googleapiclient并且连接了第二次的时候才会发生.在两个呼叫之间,我从API客户端断开与下面的代码.
我的猜测是这是一个BUG.我对么?由于我使用onConnected方法,所以Googleapiclient应该已经连接了.
我能做些什么来解决它?我应该等一会儿,直到Googleapiclient真的连接好吗?
我在做这个服务,这里是相关的位:
服务开始时:
mMediaRouter.addCallback(mMediaRouteSelector,mediaCallback,MediaRouter.CALLBACK_FLAG_PERFORM_ACTIVE_SCAN);
mediaCallback有以下代码:
@OverrIDe public voID onRouteAdded(MediaRouter router,RouteInfo route) { super.onRouteAdded(router,route); if (route.getDescription().equals("Chromecast")) { ... mSelectedDevice = com.Google.androID.gms.cast.CastDevice.getFromBundle(route.getExtras()); ... castClIEntListener = new CastListener(context,apiclient); Cast.Castoptions.Builder APIOptionsBuilder = Cast.Castoptions.builder(mSelectedDevice,castClIEntListener); ... apiclient.set(new Googleapiclient.Builder(context).addAPI(Cast.API,APIOptionsBuilder.build()).addConnectionCallbacks(connectionCallback).addOnConnectionFailedListener(new MediaConnectionFailedListener(context)).build()); apiclient.get().connect(); } }
connectionCallback有以下代码:
@OverrIDe public voID onConnected(final Bundle arg0) { ... Cast.CastAPI.launchApplication(apiclient,UtilautoCast.ChromeCAST_APP_ID,false).setResultCallback(connectionCallback); ... }
上面的代码是崩溃发生的部分.
当我停止服务时,我运行这段代码:
if (mMediaRouter != null) { mMediaRouter.removeCallback(mediaCallback); mMediaRouter = null;}if (apiclient != null) { Cast.CastAPI.stopApplication(apiclient); if (apiclient.isConnected()) { apiclient.disconnect(); apiclient = null; }}
提前致谢.
解决方法 https://developer.android.com/reference/com/google/android/gms/common/api/GoogleApiClient.htmlYou should instantiate a clIEnt object in your Activity’s onCreate(Bundle) method and then call connect() in onStart() and disconnect() in onStop(),regardless of the state.
Googleapiclient的实现仅出现在一个实例上.最好在onCreate中仅实例化一次,然后使用单个实例执行连接和断开连接.
我猜测只有一个Googleapiclient可以实际连接,但是多个实例正在接收onConnected回调.
在你的情况下,不要在onStart中调用connect,但只能在onRouteAdded中.
我觉得这个问题和Fatal Exception: java.lang.IllegalStateException GoogleApiClient is not connected yet非常相似
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