问如何将spriner值作为整型获取

EN

android android-widget
Spinner monthSpinner = (Spinner) findViewById(R.id.expMonth);
String selectedmonth=(String)(monthSpinner.getSelectedItem());
int m=Integer.parseInt(selectedmonth.toString());//i am getting error at this statement
System.out.println("Exp-Month"+m);

07-15 11:11:50.568: ERROR/AndroidRuntime(309)：java.lang.IllegalStateException:无法执行活动的方法07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at android.view.View$1.onClick(View.java:2072) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at android.view.View.performClick(View.java:2408) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at android.view.View$PerformClick.run(View.java:8816) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at android.os.Handler.handleCallback(Handler.java:587) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at android.os.Handler.dispatchMessage(Handler.java:92) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at android.os.Looper.loop(Looper.java:123) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at android.app.ActivityThread.main(ActivityThread.java:4627) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at java.lang.reflect.Method.invokeNative(原生方法) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at AndroidRuntime 07-15 11:11:50.568: ERROR/com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868) (309)：at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at dalvik.system.NativeStart.main(原生方法) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：由: java引起。lang.reflect.InvocationTargetException 07-15 11: 11: 50.568: ERROR/AndroidRuntime(309)：at com.main.bp.activities.CreditCardActivity.creditCardPayment(CreditCardActivity.java:51) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at java.lang.reflect.Method.invokeNative(原生方法) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at AndroidRuntime 07-15 11：11:50.568: ERROR/AndroidRuntime(309)：at android.view.View$1.onClick(View.java:2067) 07-15 11: 11 :50.568: ERROR/AndroidRuntime(309)：... 11 more 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：原因: java.lang.NumberFormatException:无法将‘一月’解析为整数07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at java.lang.Integer.parse(Integer.java:433) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at java.lang.Integer.parseInt(Integer.java:422) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：at java.lang.Integer.parseInt(Integer.java:382) 07-15 11:11:50.568: ERROR/AndroidRuntime(309)：... 15更多

任何人都可以帮助我得到微调选择的值作为整数