# 組件源碼 ``` /** * <b>方法描述：</b> BCD編碼 <br/> * <b>創建者：</b> admin <br/> * <b>創建時間：</b> 2018-05-11 11:51:36 <br/> * * @param instr * 入參|輸入字符串|{@link java.lang.String} * @param charset * 入參|編碼格式|{@link java.lang.String} * @param bcdstr * 出參|十六進制字符串( 31 61...)|{@link java.lang.String} * @return -1 異常<br/> * 0 失敗<br/> * 1 成功<br/> */ @Component(label = "BCD編碼", style = "處理型", type = "同步組件", comment = "字符串轉二進制字符串", version = "1.0.0", deprecated = false, author = "admin", date = "2018-05-11 11:51:36") @InParams(param = { @Param(name = "instr", comment = "輸入字符串", type = java.lang.String.class), @Param(name = "charset", comment = "編碼格式", type = java.lang.String.class) }) @OutParams(param = { @Param(name = "bcdstr", comment = "十六進制字符串( 31 61...)", type = java.lang.String.class) }) @Returns(returns = { @Return(id = "-1", desp = "異常"), @Return(id = "0", desp = "失敗"), @Return(id = "1", desp = "成功") }) public static ResultBase P_bcdEnc(String instr, String charset) { if (charset == null || !Charset.isSupported(charset)) { return ResultBase.newFailureResult("TPTC0004", "bcdEnc-編碼方式輸入錯誤:charset="+charset); } if (instr == null || instr == "") { return ResultBase.newSuccessResult(""); } String strTab = "0123456789ABCDEF"; try { byte[] bytes = instr.getBytes(charset); int nChr = bytes[0] >= 0 ? bytes[0] : bytes[0] + 0x100; String strRet = "" + strTab.charAt(nChr >> 4) + strTab.charAt(nChr & 0x0F); for (int i = 1; i < bytes.length; i++) { nChr = bytes[i] >= 0 ? bytes[i] : bytes[i] + 0x100; strRet += " " + strTab.charAt(nChr >> 4) + strTab.charAt(nChr & 0x0F); } return ResultBase.newSuccessResult(strRet); } catch (Exception ex) { AppLog.error(ex); return ResultBase.newExceptionResult("TPTC0005", "bcdEnc-編碼方式轉換錯誤:" + AppLog.errorMsg(ex)); } } ``` # 交易中組件使用方式  # 參數說明及示例 ## 入口參數 輸入字符串：輸入一個字符串參數，示例： `abc` 編碼格式：設置字符串的編碼格式，示例： `utf8` ## 出口參數 十六進制字符串( 31 61...)：把輸入字符串轉換為十六進制字符串，示例： `__INNER__["result"]`