Method columnMap

output/java_guava/1.4.17/Tables.java:508–512

()

    }

    @Override
    public Map<C, Map<R, V>> columnMap() {
      Function<Map<R, V>, Map<R, V>> wrapper = unmodifiableWrapper();
      return Collections.unmodifiableMap(Maps.transformValues(super.columnMap(), wrapper));
    }

    @Override
    public V put(@Nullable R rowKey, @Nullable C columnKey, @Nullable V value) {