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// Copyright 2013 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
//       copyright notice, this list of conditions and the following
//       disclaimer in the documentation and/or other materials provided
//       with the distribution.
//     * Neither the name of Google Inc. nor the names of its
//       contributors may be used to endorse or promote products derived
//       from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// limitations under the License.

#ifndef V8_I18N_H_
#define V8_I18N_H_

#include "unicode/uversion.h"
#include "v8.h"

namespace U_ICU_NAMESPACE {
class BreakIterator;
class Collator;
class DecimalFormat;
class SimpleDateFormat;
}

namespace v8 {
namespace internal {

class I18N {
 public:
  // Creates an ObjectTemplate with one internal field.
  static Handle<ObjectTemplateInfo> GetTemplate(Isolate* isolate);

  // Creates an ObjectTemplate with two internal fields.
  static Handle<ObjectTemplateInfo> GetTemplate2(Isolate* isolate);

 private:
  I18N();
};


class DateFormat {
 public:
  // Create a formatter for the specificied locale and options. Returns the
  // resolved settings for the locale / options.
  static icu::SimpleDateFormat* InitializeDateTimeFormat(
      Isolate* isolate,
      Handle<String> locale,
      Handle<JSObject> options,
      Handle<JSObject> resolved);

  // Unpacks date format object from corresponding JavaScript object.
  static icu::SimpleDateFormat* UnpackDateFormat(Isolate* isolate,
                                                 Handle<JSObject> obj);

  // Release memory we allocated for the DateFormat once the JS object that
  // holds the pointer gets garbage collected.
  static void DeleteDateFormat(v8::Isolate* isolate,
                               Persistent<v8::Value>* object,
                               void* param);
 private:
  DateFormat();
};


class NumberFormat {
 public:
  // Create a formatter for the specificied locale and options. Returns the
  // resolved settings for the locale / options.
  static icu::DecimalFormat* InitializeNumberFormat(
      Isolate* isolate,
      Handle<String> locale,
      Handle<JSObject> options,
      Handle<JSObject> resolved);

  // Unpacks number format object from corresponding JavaScript object.
  static icu::DecimalFormat* UnpackNumberFormat(Isolate* isolate,
                                                Handle<JSObject> obj);

  // Release memory we allocated for the NumberFormat once the JS object that
  // holds the pointer gets garbage collected.
  static void DeleteNumberFormat(v8::Isolate* isolate,
                                 Persistent<v8::Value>* object,
                                 void* param);
 private:
  NumberFormat();
};


class Collator {
 public:
  // Create a collator for the specificied locale and options. Returns the
  // resolved settings for the locale / options.
  static icu::Collator* InitializeCollator(
      Isolate* isolate,
      Handle<String> locale,
      Handle<JSObject> options,
      Handle<JSObject> resolved);

  // Unpacks collator object from corresponding JavaScript object.
  static icu::Collator* UnpackCollator(Isolate* isolate, Handle<JSObject> obj);

  // Release memory we allocated for the Collator once the JS object that holds
  // the pointer gets garbage collected.
  static void DeleteCollator(v8::Isolate* isolate,
                             Persistent<v8::Value>* object,
                             void* param);
 private:
  Collator();
};

class BreakIterator {
 public:
  // Create a BreakIterator for the specificied locale and options. Returns the
  // resolved settings for the locale / options.
  static icu::BreakIterator* InitializeBreakIterator(
      Isolate* isolate,
      Handle<String> locale,
      Handle<JSObject> options,
      Handle<JSObject> resolved);

  // Unpacks break iterator object from corresponding JavaScript object.
  static icu::BreakIterator* UnpackBreakIterator(Isolate* isolate,
                                                 Handle<JSObject> obj);

  // Release memory we allocated for the BreakIterator once the JS object that
  // holds the pointer gets garbage collected.
  static void DeleteBreakIterator(v8::Isolate* isolate,
                                  Persistent<v8::Value>* object,
                                  void* param);

 private:
  BreakIterator();
};

} }  // namespace v8::internal

#endif  // V8_I18N_H_