As the display is not set, the getId call fails with an NPE

Submitted by Cardiff Bus Android App on 28 March 2011 at 11:27

java.lang.NullPointerException
at uk.co.qwasson.android.bus.ShowDisplay.onOptionsItemSelected(ShowDisplay.java:228)
at android.app.Activity.onMenuItemSelected(Activity.java:2234)
at com.android.internal.policy.impl.PhoneWindow.onMenuItemSelected(PhoneWindow.java:747)
at com.android.internal.view.menu.MenuItemImpl.invoke(MenuItemImpl.java:160)
at com.android.internal.view.menu.MenuBuilder.performItemAction(MenuBuilder.java:886)
at com.android.internal.view.menu.IconMenuView.invokeItem(IconMenuView.java:545)
at com.android.internal.view.menu.IconMenuItemView.performClick(IconMenuItemView.java:122)
at android.view.View$PerformClick.run(View.java:8867)
at android.os.Handler.handleCallback(Handler.java:587)
at android.os.Handler.dispatchMessage(Handler.java:92)
at android.os.Looper.loop(Looper.java:143)
at android.app.ActivityThread.main(ActivityThread.java:5068)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:521)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:858)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
at dalvik.system.NativeStart.main(Native Method)

Fixed in java svn rev 479