/guava/android/guava/src/com/google/common/util/concurrent/ForwardingFuture.java
this.delegate = Preconditions.checkNotNull( null) ;
this.delegate = Preconditions.checkNotNull ( delegate ) ;
return delegate().get(timeout, unit); } public abstract static class SimpleForwardingFuture<V extends @Nullable Object> extends ForwardingFuture<V> { private final Future<V> delegate; protected SimpleForwardingFuture(Future<V> delegate) { <extra_id_0> } @Override protected final Future<V> delegate() { return delegate; } }