1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* This Source Code Form is subject to the terms of the Mozilla Public 3 * License, v. 2.0. If a copy of the MPL was not distributed with this 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 5 6 #ifndef txPatternOptimizer_h__ 7 #define txPatternOptimizer_h__ 8 9 #include "txXPathOptimizer.h" 10 11 class txPattern; 12 13 class txPatternOptimizer { 14 public: 15 /** 16 * Optimize the given pattern. 17 * @param aInPattern Pattern to optimize. 18 * @param aOutPattern Resulting pattern, null if optimization didn't 19 * result in a new pattern. 20 */ 21 nsresult optimize(txPattern* aInPattern, txPattern** aOutPattern); 22 23 private: 24 // Helper methods for optimizing specific classes 25 nsresult optimizeStep(txPattern* aInPattern, txPattern** aOutPattern); 26 27 txXPathOptimizer mXPathOptimizer; 28 }; 29 30 #endif // txPatternOptimizer_h__ 31