14. The method of claim 12 , further comprising: determining whether the state exists in a translation dictionary for the state request, and wherein the state is reproduced if it is not in the dictionary and a new state is added to the dictionary.
14. The method of claim 12 , further comprising: determining whether the state exists in a translation dictionary for the state request, and wherein the state is reproduced if it is not in the dictionary and a new state is added to the dictionary. 17. The method of claim 14 , wherein a plurality of expressions are mapped to a plurality of descriptors, and wherein one or more descriptors include one or more rules such that when a given descriptor is encountered an action occurs based on a state associated with the descriptor.