12. The system of claim 11 , wherein to generate said feature behavior model, said processor device is further configured to: extract an internal behavior of the specified feature based on one of: Natural Language Processing techniques or writing rules of the feature specification.
12. The system of claim 11 , wherein to generate said feature behavior model, said processor device is further configured to: extract an internal behavior of the specified feature based on one of: Natural Language Processing techniques or writing rules of the feature specification. 14. The system of claim 12 , wherein to generate an expressive behavior signature for the accessed method, said processor device is further configured to: obtain information about the software code method from multiple information sources associated with each method being analyzed; and use static code analysis for analyzing the behavior model of methods in software source code of the accessed method and obtained information to generate an expressive behavior signature.