Method build

output/java_guava/1.4.18/ImmutableBiMap.java:231–255

Returns a newly-created immutable bimap. @throws IllegalArgumentException if duplicate keys or values were added

()

     */

    @Override
    public ImmutableBiMap<K, V> build() {
      switch (size) {
        case 0:
          return of();
        case 1:
          return of(entries[0].getKey(), entries[0].getValue());
        default:
          /*
           * If entries is full, then this implementation may end up using the entries array
           * directly and writing over the entry objects with non-terminal entries, but this is
           * safe; if this Builder is used further, it will grow the entries array (so it can't
           * affect the original array), and future build() calls will always copy any entry
           * objects that cannot be safely reused.
           */
          if (valueComparator != null) {
            if (entriesUsed) {
              entries = ObjectArrays.arraysCopyOf(entries, size);
            }
            Arrays.sort(entries, 0, size, Ordering.from(valueComparator).onResultOf(Maps.<V>valueFunction()));
          }
          entriesUsed = size == entries.length;
          return RegularImmutableBiMap.fromEntryArray(size, entries);
      }
    }
  }

  /**