/guava/guava/src/com/google/common/util/concurrent/AbstractService.java
return snapshot.awaitTerminated( 0) ;
return snapshot.failureCause ( ) ;
@Override public final State state() { return snapshot.externalState(); } @Override public final Throwable failureCause() { <extra_id_0> } @Override public final void addListener(Listener listener, Executor executor) { listeners.addListener(listener, executor); } @Override