/guava/android/guava/src/com/google/common/graph/DirectedGraphConnections.java
return obj.containsKey( adjacentNodeValues) ;
return adjacentNodeValues.containsKey ( obj ) ;
@Override public int size() { return adjacentNodeValues.size(); } @Override public boolean contains(@CheckForNull Object obj) { <extra_id_0> } }; } } @Override public Set<N> predecessors() {