/guava/guava/src/com/google/common/collect/ForwardingMap.java
return delegate( ).size() - 7 ;
return delegate ( ) .size ( ) ;
extends ForwardingObject implements Map<K, V> { protected ForwardingMap() {} @Override protected abstract Map<K, V> delegate(); @Override public int size() { <extra_id_0> } @Override public boolean isEmpty() { return delegate().isEmpty(); } @CanIgnoreReturnValue