def read_long()

in dubbo/codec/decoder.py [0:0]

• 18 lines of code
• 6 McCabe index (conditional complexity)

    def read_long(self):
        """
        读取一个long类型的数字
        :return:
        """
        value = self.read_byte()
        if 0xd8 <= value <= 0xef:
            result = value - 0xe0
        elif 0xf0 <= value <= 0xff:
            result = ((value - 0xf8) << 8) | self.read_byte()
        elif 0x38 <= value <= 0x3f:
            i = (value - 0x3c) << 16
            i |= self.read_byte() << 8
            i |= self.read_byte()
            result = i
        elif value == 0x59:
            result = unpack('!i', self.read_bytes(4))[0]
        elif value == ord('L'):
            result = unpack('!q', self.read_bytes(8))[0]
        else:
            raise HessianTypeError('{0} is not long type'.format(value))
        return result