| | |
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| | | return fromIndex ; |
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| | | } |
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| | | |
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| | | /** |
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| | | * 十六进制转字节数组 |
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| | | * @param hex the hex string |
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| | | * @return 返回 byte[] |
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| | | */ |
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| | | public static int hex2Bytes_LE(String hex, byte[] bs, int fromIndex) { |
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| | | if (hex == null || hex.equals("")) { |
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| | | return fromIndex; |
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| | | } |
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| | | hex = hex.toUpperCase(Locale.ENGLISH); |
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| | | int length = hex.length() / 2; |
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| | | char[] hexChars = hex.toCharArray(); |
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| | | byte[] d = new byte[length]; |
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| | | for (int i = 0; i < length; i++) { |
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| | | int pos = i * 2; |
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| | | d[i] = (byte) (charToByte(hexChars[pos]) << 4 | charToByte(hexChars[pos + 1])); |
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| | | } |
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| | | for(int i = 0 ; i < d.length; i++){ |
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| | | bs[fromIndex++] = d[(d.length - 1) - i] ; |
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| | | } |
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| | | return fromIndex ; |
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| | | } |
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| | | |
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| | | |
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| | | |
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| | | private static final char[] HEX_CHAR = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'}; |
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| | | // /** |
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| | | // * 将byte[]转换为16进制字符串 |
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