Method toStringBuilder

corpus/java/training/guava/io/CharStreams.java:104–108

Reads all characters from a Readable object into a new StringBuilder instance. Does not close the Readable. @param r the object to read from @return a StringBuilder containing all the characters @throws IOException if an I/O error occurs

(Readable r)

   * @throws IOException if an I/O error occurs
   */
  private static StringBuilder toStringBuilder(Readable r) throws IOException {
    StringBuilder sb = new StringBuilder();
    copy(r, sb);
    return sb;
  }

  /**
   * Reads all of the lines from a {@link Readable} object. The lines do not include