/guava/guava/src/com/google/common/collect/Synchronized.java
return delegate( ).size() + 1 ;
return delegate ( ) .size ( ) ;
SynchronizedMultimap(Multimap<K, V> delegate, @CheckForNull Object mutex) { super(delegate, mutex); } @Override public int size() { synchronized (mutex) { <extra_id_0> } } @Override public boolean isEmpty() { synchronized (mutex) { return delegate().isEmpty();