code: protected String indentText( int level, String text )
      {
          StringBuilder buffer = new StringBuilder();
          String[] lines = text.split( "\n" );
          String prefix = StringUtils.leftPad( "", level );
          for ( String line : lines )
          {
              buffer.append( prefix ).append( line ).append( EOL );
          }
          return buffer.toString();
      }
docs: Add {@code level} space caracteres at the begin of each lines of the
  given {@code text}.
  
  @param level the number of space caracteres to add
  @param text  the text to prefix
  @return the indented text