Method setDelegates

output/java_guava/1.4.18/AbstractBiMap.java:96–104

Specifies the delegate maps going in each direction. Called by the constructor and by subclasses during deserialization.

(Map<K, V> forward, Map<V, K> backward)

  void setDelegates(Map<K, V> forward, Map<V, K> backward) {
    checkState(delegate == null);
    checkState(inverse == null);
    checkArgument(forward.isEmpty());
    checkArgument(backward.isEmpty());
    checkArgument(forward != backward);
    delegate = forward;
    inverse = new Inverse<V, K>(backward, this);
  }


  void setInverse(AbstractBiMap<V, K> inverse) {