public String getBanner() {
    final String sb = "    _________________________     __" + LINE_SEPARATOR
        + "   / _____/ ______/ ______/ /____/ /" + LINE_SEPARATOR
        + "  / /  __/ /___  /_____  / _____  / " + LINE_SEPARATOR
        + " / /__/ / ____/  _____/ / /    / /  " + LINE_SEPARATOR
        + "/______/_/      /______/_/    /_/   " + " " + getVersion()
        + LINE_SEPARATOR;
    return ansiHandler.decorateString(sb, ANSIStyle.BLUE);
  }
Executes the given command string. We have over-ridden the behavior to extend the original
implementation to store the 'last command execution status'.

@param line command string to be executed
@return true if execution is successful; false otherwise
geode-gfsh/src/main/java/org/apache/geode/management/internal/cli/shell/Gfsh.java