Method join

output/java_guava/1.4.18/UnsignedLongs.java:137–150

Returns a string containing the supplied unsigned long values separated by separator. For example, join("-", 1, 2, 3) returns the string "1-2-3". @param separator the text that should appear between consecutive values in the resulting string (but not at the start

(String separator, long... array)

  public static String join(String separator, long... array) {
    checkNotNull(separator);
    if (array.length == 0) {
      return "";
    }

    // For pre-sizing a builder, just get the right order of magnitude
    StringBuilder builder = new StringBuilder(array.length * 5);
    builder.append(toString(array[0]));
    for (int i = 1; i < array.length; i++) {
      builder.append(separator).append(toString(array[i]));
    }
    return builder.toString();
  }

  /**
   * Returns a comparator that compares two arrays of unsigned {@code long} values <a