| // Copyright 2010 Google Inc. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| // Author: jmarantz@google.com (Joshua Marantz) |
| // jmaessen@google.com (Jan-Willem Maessen) |
| |
| #ifndef PAGESPEED_KERNEL_BASE_WILDCARD_H_ |
| #define PAGESPEED_KERNEL_BASE_WILDCARD_H_ |
| |
| #include "pagespeed/kernel/base/basictypes.h" |
| #include "pagespeed/kernel/base/string.h" |
| #include "pagespeed/kernel/base/string_util.h" |
| |
| namespace net_instaweb { |
| |
| class Wildcard { |
| public: |
| static const char kMatchAny; // * |
| static const char kMatchOne; // ? |
| |
| // Create a wildcard object with the specification using * and ? |
| // as wildcards. There is currently no way to quote * or ?. |
| explicit Wildcard(const StringPiece& wildcard_spec); |
| |
| // Determines whether a string matches the wildcard. |
| bool Match(const StringPiece& str) const; |
| |
| // Determines whether this wildcard is just a simple name, lacking |
| // any wildcard characters. |
| bool IsSimple() const { return is_simple_; } |
| |
| // Returns the original wildcard specification. |
| const StringPiece spec() const { |
| return StringPiece(storage_.data(), storage_.size() - 1); |
| } |
| |
| // Makes a duplicate copy of the wildcard object. |
| Wildcard* Duplicate() const; |
| |
| private: |
| Wildcard(const GoogleString& storage, int num_blocks, |
| int last_block_offset, bool is_simple); |
| |
| void InitFromSpec(const StringPiece& wildcard_spec); |
| |
| GoogleString storage_; |
| int num_blocks_; |
| int last_block_offset_; |
| bool is_simple_; |
| DISALLOW_COPY_AND_ASSIGN(Wildcard); |
| }; |
| |
| } // namespace net_instaweb |
| |
| #endif // PAGESPEED_KERNEL_BASE_WILDCARD_H_ |