public Hashtable<EncodeHintType, ?> getHints() {
        hints.clear();
        hints.put(EncodeHintType.ERROR_CORRECTION, getErrorCorrectionLevel());
        hints.put(EncodeHintType.CHARACTER_SET, getEncode());
        hints.put(EncodeHintType.MARGIN, getMargin());
        return hints;
    }
public Hashtable<EncodeHintType, ?> getHints() {
        hints.clear();
        hints.put(EncodeHintType.ERROR_CORRECTION, getErrorCorrectionLevel());
        hints.put(EncodeHintType.CHARACTER_SET, getEncode());
        hints.put(EncodeHintType.MARGIN, getMargin());
        return hints;
    }
public Hashtable < EncodeHintType , ? > getHints ( ) { hints . clear ( ) ; hints . put ( EncodeHintType . ERROR_CORRECTION , getErrorCorrectionLevel ( ) ) ; hints . put ( EncodeHintType . CHARACTER_SET , getEncode ( ) ) ; hints . put ( EncodeHintType . MARGIN , getMargin ( ) ) ; return hints ; }
返回提供给编码器额外的参数。

@return 提供给编码器额外的参数
返回提供给编码器额外的参数。