public Integer getIndent() {
		if (!"yes".equals(get(OutputKeys.INDENT))) {
			return null;
		}

		String value = get(INDENT_AMT);
		return (value == null) ? null : Integer.valueOf(value);
	}
public Integer getIndent ( ) { if ( ! "yes" . equals ( get ( OutputKeys . INDENT ) ) ) { return null ; } String value = get ( INDENT_AMT ) ; return ( value == null ) ? null : Integer . valueOf ( value ) ; }
Gets the number of indent spaces to use for pretty-printing.
@return the number of indent spaces or null if pretty-printing is
disabled