chromium/third_party/libaddressinput/src/cpp/include/libaddressinput/address_validator.h

// Copyright (C) 2014 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.
//
// The public interface to the address validation features of libaddressinput.
// The AddressValidator will examine an AddressData struct and return a map of
// the problems found with the different fields of this struct.

#ifndef I18N_ADDRESSINPUT_ADDRESS_VALIDATOR_H_
#define I18N_ADDRESSINPUT_ADDRESS_VALIDATOR_H_

#include <libaddressinput/address_field.h>
#include <libaddressinput/address_problem.h>
#include <libaddressinput/callback.h>

#include <map>

namespace i18n {
namespace addressinput {

class Supplier;
struct AddressData;

FieldProblemMap;

// Validates an AddressData struct. Sample usage:
//    class MyClass {
//     public:
//      MyClass()
//          : supplier_(new MySupplier),
//            validator_(new AddressValidator(supplier_.get())),
//            validated_(BuildCallback(this, &MyClass::Validated)) {}
//
//      virtual ~MyClass() {}
//
//      void ValidateAddress() const {
//        address_.region_code = "US";
//        address_.administrative_area = "CA";
//        validator_.Validate(address_, filter_, &problems_, *validated_);
//      }
//
//      void Validated(bool success,
//                     const AddressData& address,
//                     const FieldProblemMap& problems) {
//        if (success && problems.empty()) {
//          ...
//        }
//      }
//
//     private:
//      AddressData address_;
//      FieldProblemMap filter_;
//      FieldProblemMap problems_;
//      const std::unique_ptr<Supplier> supplier_;
//      const std::unique_ptr<AddressValidator> validator_;
//      const std::unique_ptr<const AddressValidator::Callback> validated_;
//    };
class AddressValidator { … };

}  // namespace addressinput
}  // namespace i18n

#endif  // I18N_ADDRESSINPUT_ADDRESS_VALIDATOR_H_