/**
   * Sets the value of the <b>Target</b> option. Recognized values are "System.out" and
   * "System.err". Any other value will be ignored.
   */
  public void setTarget(String value) {
    String v = value.trim();

    if (SYSTEM_OUT.equalsIgnoreCase(v)) {
      target = SYSTEM_OUT;
    } else if (SYSTEM_ERR.equalsIgnoreCase(v)) {
      target = SYSTEM_ERR;
    } else {
      targetWarn(value);
    }
  }