| 摘要 |
A method of providing a routing key interpreter for a signalling gateway, the method comprising the steps of generating an input file comprising a plurality of input impressions and a plurality of routing keys corresponding to the input expressions, wherein the input expressions comprise signalling message parameters, supplying the input file to a lexical analyser generator to generate a lexical analyser, and providing the routing key interpreter using the lexical analyser, wherein the step of generating an input file comprises specifying a numerical range for a signalling message parameter, generating a logical expression corresponding to the numerical range, and including the logical range corresponding to the numerical range in the input file.
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