package android.arch.lifecycle { public abstract interface DefaultLifecycleObserver { method public default void onCreate(android.arch.lifecycle.LifecycleOwner); method public default void onDestroy(android.arch.lifecycle.LifecycleOwner); method public default void onPause(android.arch.lifecycle.LifecycleOwner); method public default void onResume(android.arch.lifecycle.LifecycleOwner); method public default void onStart(android.arch.lifecycle.LifecycleOwner); method public default void onStop(android.arch.lifecycle.LifecycleOwner); } }