求指点：Android实现蓝牙串口收发时失败

Question

报错：05-06 11:05:11.873 17069-17069/cst.a720yyq.mybcc E/THINBTCLIENT: ON RESUME: Exception during write.
java.io.IOException: socket closed
at android.net.LocalSocketImpl$SocketOutputStream.write(LocalSocketImpl.java:132)
at android.bluetooth.BluetoothSocket.write(BluetoothSocket.java:503)
at android.bluetooth.BluetoothOutputStream.write(BluetoothOutputStream.java:85)
at java.io.OutputStream.write(OutputStream.java:82)
at cst.a720yyq.mybcc.ThinBTClient$2.onTouch(ThinBTClient.java:142)
at android.view.View.dispatchTouchEvent(View.java:8473)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2415)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2116)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2415)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2116)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2415)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2116)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2415)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2116)
at com.android.internal.policy.impl.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:2398)
at com.android.internal.policy.impl.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1739)
at android.app.Activity.dispatchTouchEvent(Activity.java:2778)
at com.android.internal.policy.impl.PhoneWindow$DecorView.dispatchTouchEvent(PhoneWindow.java:2359)
at android.view.View.dispatchPointerEvent(View.java:8680)
at android.view.ViewRootImpl$ViewPostImeInputStage.processPointerEvent(ViewRootImpl.java:4227)
at android.view.ViewRootImpl$ViewPostImeInputStage.onProcess(ViewRootImpl.java:4093)
at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3648)
at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:3701)
at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:3667)
at android.view.ViewRootImpl$AsyncInputStage.forward(ViewRootImpl.java:3784)
at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:3675)
at android.view.ViewRootImpl$AsyncInputStage.apply(ViewRootImpl.java:3841)
at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3648)
at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:3701)
at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:3667)
at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:3675)
at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3648)
at android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:5920)
at android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:5894)
at android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:5865)
at android.view.ViewRootImpl$WindowInputEventReceiver.onInputEvent(ViewRootImpl.java:6010)
at android.view.InputEventReceiver.dispatchInputEvent(InputEventReceiver.java:185)
at android.os.MessageQueue.nativePollOnce(Native Method)
at android.os.MessageQueue.next(MessageQueue.java:143)
at android.os.Looper.loop(Looper.java:125)
at android.app.ActivityThread.main(ActivityThread.java:5513)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:969)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:764)

代码：http://paste.ubuntu.com/24520954/

Answer 1

socket已经关了，看看怎么关的。