content: library dart.dom.indexed_db;
  
  import 'dart:async';
  import 'dart:html';
  import 'dart:html_common';
  import 'dart:nativewrappers';
  // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
  // for details. All rights reserved. Use of this source code is governed by a
  // BSD-style license that can be found in the LICENSE file.
  
  // DO NOT EDIT
  // Auto-generated dart:indexed_db library.
  
  
  
  
  
  class _KeyRangeFactoryProvider {
  
    static KeyRange createKeyRange_only(/*IDBKey*/ value) =>
        KeyRange.only_(value);
  
    static KeyRange createKeyRange_lowerBound(
        /*IDBKey*/ bound, [bool open = false]) =>
        KeyRange.lowerBound_(bound, open);
  
    static KeyRange createKeyRange_upperBound(
        /*IDBKey*/ bound, [bool open = false]) =>
        KeyRange.upperBound_(bound, open);
  
    static KeyRange createKeyRange_bound(
        /*IDBKey*/ lower, /*IDBKey*/ upper,
        [bool lowerOpen = false, bool upperOpen = false]) =>
        KeyRange.bound_(lower, upper, lowerOpen, upperOpen);
  }
  // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
  // for details. All rights reserved. Use of this source code is governed by a
  // BSD-style license that can be found in the LICENSE file.
  
  
  @DomName('IDBCursor')
  @Unstable()
  class Cursor extends NativeFieldWrapperClass2 {
    @DomName('IDBCursor.delete')
    Future delete() {
     try {
        return _completeRequest(_delete());
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
    @DomName('IDBCursor.value')
    Future update(value) {
     try {
        return _completeRequest(_update(value));
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
      // To suppress missing implicit constructor warnings.
    factory Cursor._() { throw new UnsupportedError("Not supported"); }
  
    @DomName('IDBCursor.direction')
    @DocsEditable()
    String get direction native "IDBCursor_direction_Getter";
  
    @DomName('IDBCursor.key')
    @DocsEditable()
    Object get key native "IDBCursor_key_Getter";
  
    @DomName('IDBCursor.primaryKey')
    @DocsEditable()
    Object get primaryKey native "IDBCursor_primaryKey_Getter";
  
    @DomName('IDBCursor.source')
    @DocsEditable()
    dynamic get source native "IDBCursor_source_Getter";
  
    @DomName('IDBCursor.advance')
    @DocsEditable()
    void advance(int count) native "IDBCursor_advance_Callback";
  
    @DomName('IDBCursor.delete')
    @DocsEditable()
    Request _delete() native "IDBCursor_delete_Callback";
  
    @DomName('IDBCursor.next')
    @DocsEditable()
    @Experimental() // non-standard
    void next([Object key]) native "IDBCursor_next_Callback";
  
    @DomName('IDBCursor.update')
    @DocsEditable()
    Request _update(Object value) native "IDBCursor_update_Callback";
  
  }
  // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
  // for details. All rights reserved. Use of this source code is governed by a
  // BSD-style license that can be found in the LICENSE file.
  
  // WARNING: Do not edit - generated code.
  
  
  @DocsEditable()
  @DomName('IDBCursorWithValue')
  @Unstable()
  class CursorWithValue extends Cursor {
    // To suppress missing implicit constructor warnings.
    factory CursorWithValue._() { throw new UnsupportedError("Not supported"); }
  
    @DomName('IDBCursorWithValue.value')
    @DocsEditable()
    Object get value native "IDBCursorWithValue_value_Getter";
  
  }
  // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
  // for details. All rights reserved. Use of this source code is governed by a
  // BSD-style license that can be found in the LICENSE file.
  
  
  @DocsEditable()
  /**
   * An indexed database object for storing client-side data
   * in web apps.
   */
  @DomName('IDBDatabase')
  @SupportedBrowser(SupportedBrowser.CHROME)
  @SupportedBrowser(SupportedBrowser.FIREFOX, '15')
  @SupportedBrowser(SupportedBrowser.IE, '10')
  @Experimental()
  @Unstable()
  class Database extends EventTarget {
    @DomName('IDBDatabase.createObjectStore')
    @DocsEditable()
    ObjectStore createObjectStore(String name,
        {String keyPath, bool autoIncrement}) {
      var options = {};
      if (keyPath != null) {
        options['keyPath'] = keyPath;
      }
      if (autoIncrement != null) {
        options['autoIncrement'] = autoIncrement;
      }
  
      return _createObjectStore(name, options);
    }
  
  
    // To suppress missing implicit constructor warnings.
    factory Database._() { throw new UnsupportedError("Not supported"); }
  
    /**
     * Static factory designed to expose `abort` events to event
     * handlers that are not necessarily instances of [Database].
     *
     * See [EventStreamProvider] for usage information.
     */
    @DomName('IDBDatabase.abortEvent')
    @DocsEditable()
    static const EventStreamProvider<Event> abortEvent = const EventStreamProvider<Event>('abort');
  
    /**
     * Static factory designed to expose `close` events to event
     * handlers that are not necessarily instances of [Database].
     *
     * See [EventStreamProvider] for usage information.
     */
    @DomName('IDBDatabase.closeEvent')
    @DocsEditable()
    // https://www.w3.org/Bugs/Public/show_bug.cgi?id=22540
    @Experimental()
    static const EventStreamProvider<Event> closeEvent = const EventStreamProvider<Event>('close');
  
    /**
     * Static factory designed to expose `error` events to event
     * handlers that are not necessarily instances of [Database].
     *
     * See [EventStreamProvider] for usage information.
     */
    @DomName('IDBDatabase.errorEvent')
    @DocsEditable()
    static const EventStreamProvider<Event> errorEvent = const EventStreamProvider<Event>('error');
  
    /**
     * Static factory designed to expose `versionchange` events to event
     * handlers that are not necessarily instances of [Database].
     *
     * See [EventStreamProvider] for usage information.
     */
    @DomName('IDBDatabase.versionchangeEvent')
    @DocsEditable()
    static const EventStreamProvider<VersionChangeEvent> versionChangeEvent = const EventStreamProvider<VersionChangeEvent>('versionchange');
  
    @DomName('IDBDatabase.name')
    @DocsEditable()
    String get name native "IDBDatabase_name_Getter";
  
    @DomName('IDBDatabase.objectStoreNames')
    @DocsEditable()
    List<String> get objectStoreNames native "IDBDatabase_objectStoreNames_Getter";
  
    @DomName('IDBDatabase.version')
    @DocsEditable()
    dynamic get version native "IDBDatabase_version_Getter";
  
    @DomName('IDBDatabase.close')
    @DocsEditable()
    void close() native "IDBDatabase_close_Callback";
  
    @DomName('IDBDatabase.createObjectStore')
    @DocsEditable()
    ObjectStore _createObjectStore(String name, [Map options]) native "IDBDatabase_createObjectStore_Callback";
  
    @DomName('IDBDatabase.deleteObjectStore')
    @DocsEditable()
    void deleteObjectStore(String name) native "IDBDatabase_deleteObjectStore_Callback";
  
    Transaction transaction(storeName_OR_storeNames, String mode) {
      if ((mode is String || mode == null) && (storeName_OR_storeNames is List<String> || storeName_OR_storeNames == null)) {
        return _transaction_1(storeName_OR_storeNames, mode);
      }
      if ((mode is String || mode == null) && (storeName_OR_storeNames is List<String> || storeName_OR_storeNames == null)) {
        return _transaction_2(storeName_OR_storeNames, mode);
      }
      if ((mode is String || mode == null) && (storeName_OR_storeNames is String || storeName_OR_storeNames == null)) {
        return _transaction_3(storeName_OR_storeNames, mode);
      }
      throw new ArgumentError("Incorrect number or type of arguments");
    }
  
    Transaction _transaction_1(storeName_OR_storeNames, mode) native "IDBDatabase__transaction_1_Callback";
  
    Transaction _transaction_2(storeName_OR_storeNames, mode) native "IDBDatabase__transaction_2_Callback";
  
    Transaction _transaction_3(storeName_OR_storeNames, mode) native "IDBDatabase__transaction_3_Callback";
  
    @DomName('IDBDatabase.transactionList')
    @DocsEditable()
    Transaction transactionList(List<String> storeNames, String mode) native "IDBDatabase_transactionList_Callback";
  
    @DomName('IDBDatabase.transactionStore')
    @DocsEditable()
    Transaction transactionStore(String storeName, String mode) native "IDBDatabase_transactionStore_Callback";
  
    @DomName('IDBDatabase.transactionStores')
    @DocsEditable()
    Transaction transactionStores(List<String> storeNames, String mode) native "IDBDatabase_transactionStores_Callback";
  
    @DomName('IDBDatabase.addEventListener')
    @DocsEditable()
    void addEventListener(String type, EventListener listener, [bool useCapture]) native "IDBDatabase_addEventListener_Callback";
  
    @DomName('IDBDatabase.dispatchEvent')
    @DocsEditable()
    bool dispatchEvent(Event event) native "IDBDatabase_dispatchEvent_Callback";
  
    @DomName('IDBDatabase.removeEventListener')
    @DocsEditable()
    void removeEventListener(String type, EventListener listener, [bool useCapture]) native "IDBDatabase_removeEventListener_Callback";
  
    /// Stream of `abort` events handled by this [Database].
    @DomName('IDBDatabase.onabort')
    @DocsEditable()
    Stream<Event> get onAbort => abortEvent.forTarget(this);
  
    /// Stream of `close` events handled by this [Database].
    @DomName('IDBDatabase.onclose')
    @DocsEditable()
    // https://www.w3.org/Bugs/Public/show_bug.cgi?id=22540
    @Experimental()
    Stream<Event> get onClose => closeEvent.forTarget(this);
  
    /// Stream of `error` events handled by this [Database].
    @DomName('IDBDatabase.onerror')
    @DocsEditable()
    Stream<Event> get onError => errorEvent.forTarget(this);
  
    /// Stream of `versionchange` events handled by this [Database].
    @DomName('IDBDatabase.onversionchange')
    @DocsEditable()
    Stream<VersionChangeEvent> get onVersionChange => versionChangeEvent.forTarget(this);
  }
  // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
  // for details. All rights reserved. Use of this source code is governed by a
  // BSD-style license that can be found in the LICENSE file.
  
  
  @DomName('IDBFactory')
  @SupportedBrowser(SupportedBrowser.CHROME)
  @SupportedBrowser(SupportedBrowser.FIREFOX, '15')
  @SupportedBrowser(SupportedBrowser.IE, '10')
  @Experimental()
  @Unstable()
  class IdbFactory extends NativeFieldWrapperClass2 {
    /**
     * Checks to see if Indexed DB is supported on the current platform.
     */
    static bool get supported {
      return true;
    }
  
    @DomName('IDBFactory.open')
    Future<Database> open(String name,
        {int version, void onUpgradeNeeded(VersionChangeEvent),
        void onBlocked(Event)}) {
      if ((version == null) != (onUpgradeNeeded == null)) {
        return new Future.error(new ArgumentError(
            'version and onUpgradeNeeded must be specified together'));
      }
      try {
        var request;
        if (version != null) {
          request = _open(name, version);
        } else {
          request = _open(name);
        }
  
        if (onUpgradeNeeded != null) {
          request.onUpgradeNeeded.listen(onUpgradeNeeded);
        }
        if (onBlocked != null) {
          request.onBlocked.listen(onBlocked);
        }
        return _completeRequest(request);
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
    @DomName('IDBFactory.deleteDatabase')
    Future<IdbFactory> deleteDatabase(String name,
        {void onBlocked(Event)}) {
      try {
        var request = _deleteDatabase(name);
  
        if (onBlocked != null) {
          request.onBlocked.listen(onBlocked);
        }
        var completer = new Completer.sync();
        request.onSuccess.listen((e) {
          completer.complete(this);
        });
        request.onError.listen(completer.completeError);
        return completer.future;
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
    @DomName('IDBFactory.getDatabaseNames')
    @SupportedBrowser(SupportedBrowser.CHROME)
    @Experimental()
    Future<List<String>> getDatabaseNames() {
      try {
        var request = _webkitGetDatabaseNames();
  
        return _completeRequest(request);
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
    /**
     * Checks to see if getDatabaseNames is supported by the current platform.
     */
    bool get supportsDatabaseNames {
      return true;
    }
  
    // To suppress missing implicit constructor warnings.
    factory IdbFactory._() { throw new UnsupportedError("Not supported"); }
  
    @DomName('IDBFactory.cmp')
    @DocsEditable()
    int cmp(Object first, Object second) native "IDBFactory_cmp_Callback";
  
    @DomName('IDBFactory.deleteDatabase')
    @DocsEditable()
    OpenDBRequest _deleteDatabase(String name) native "IDBFactory_deleteDatabase_Callback";
  
    OpenDBRequest _open(String name, [int version]) {
      if (version != null) {
        return _open_1(name, version);
      }
      return _open_2(name);
    }
  
    OpenDBRequest _open_1(name, version) native "IDBFactory__open_1_Callback";
  
    OpenDBRequest _open_2(name) native "IDBFactory__open_2_Callback";
  
    @DomName('IDBFactory.webkitGetDatabaseNames')
    @DocsEditable()
    @SupportedBrowser(SupportedBrowser.CHROME)
    @SupportedBrowser(SupportedBrowser.SAFARI)
    @Experimental()
    Request _webkitGetDatabaseNames() native "IDBFactory_webkitGetDatabaseNames_Callback";
  
  }
  
  
  /**
   * Ties a request to a completer, so the completer is completed when it succeeds
   * and errors out when the request errors.
   */
  Future _completeRequest(Request request) {
    var completer = new Completer.sync();
    // TODO: make sure that completer.complete is synchronous as transactions
    // may be committed if the result is not processed immediately.
    request.onSuccess.listen((e) {
      completer.complete(request.result);
    });
    request.onError.listen(completer.completeError);
    return completer.future;
  }
  // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
  // for details. All rights reserved. Use of this source code is governed by a
  // BSD-style license that can be found in the LICENSE file.
  
  
  @DomName('IDBIndex')
  @Unstable()
  class Index extends NativeFieldWrapperClass2 {
    @DomName('IDBIndex.count')
    Future<int> count([key_OR_range]) {
     try {
        var request = _count(key_OR_range);
        return _completeRequest(request);
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
    @DomName('IDBIndex.get')
    Future get(key) {
      try {
        var request = _get(key);
  
        return _completeRequest(request);
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
    @DomName('IDBIndex.getKey')
    Future getKey(key) {
      try {
        var request = _getKey(key);
  
        return _completeRequest(request);
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
    /**
     * Creates a stream of cursors over the records in this object store.
     *
     * See also:
     *
     * * [ObjectStore.openCursor]
     */
    Stream<CursorWithValue> openCursor({key, KeyRange range, String direction,
        bool autoAdvance}) {
      var key_OR_range = null;
      if (key != null) {
        if (range != null) {
          throw new ArgumentError('Cannot specify both key and range.');
        }
        key_OR_range = key;
      } else {
        key_OR_range = range;
      }
      var request;
      if (direction == null) {
        request = _openCursor(key_OR_range);
      } else {
        request = _openCursor(key_OR_range, direction);
      }
      return ObjectStore._cursorStreamFromResult(request, autoAdvance);
    }
  
    /**
     * Creates a stream of cursors over the records in this object store.
     *
     * See also:
     *
     * * [ObjectStore.openCursor]
     */
    Stream<Cursor> openKeyCursor({key, KeyRange range, String direction,
        bool autoAdvance}) {
      var key_OR_range = null;
      if (key != null) {
        if (range != null) {
          throw new ArgumentError('Cannot specify both key and range.');
        }
        key_OR_range = key;
      } else {
        key_OR_range = range;
      }
      var request;
      if (direction == null) {
        request = _openKeyCursor(key_OR_range);
      } else {
        request = _openKeyCursor(key_OR_range, direction);
      }
      return ObjectStore._cursorStreamFromResult(request, autoAdvance);
    }
  
      // To suppress missing implicit constructor warnings.
    factory Index._() { throw new UnsupportedError("Not supported"); }
  
    @DomName('IDBIndex.keyPath')
    @DocsEditable()
    dynamic get keyPath native "IDBIndex_keyPath_Getter";
  
    @DomName('IDBIndex.multiEntry')
    @DocsEditable()
    bool get multiEntry native "IDBIndex_multiEntry_Getter";
  
    @DomName('IDBIndex.name')
    @DocsEditable()
    String get name native "IDBIndex_name_Getter";
  
    @DomName('IDBIndex.objectStore')
    @DocsEditable()
    ObjectStore get objectStore native "IDBIndex_objectStore_Getter";
  
    @DomName('IDBIndex.unique')
    @DocsEditable()
    bool get unique native "IDBIndex_unique_Getter";
  
    @DomName('IDBIndex.count')
    @DocsEditable()
    Request _count(Object key) native "IDBIndex_count_Callback";
  
    @DomName('IDBIndex.get')
    @DocsEditable()
    Request _get(Object key) native "IDBIndex_get_Callback";
  
    @DomName('IDBIndex.getKey')
    @DocsEditable()
    Request _getKey(Object key) native "IDBIndex_getKey_Callback";
  
    @DomName('IDBIndex.openCursor')
    @DocsEditable()
    Request _openCursor(Object key, [String direction]) native "IDBIndex_openCursor_Callback";
  
    @DomName('IDBIndex.openKeyCursor')
    @DocsEditable()
    Request _openKeyCursor(Object key, [String direction]) native "IDBIndex_openKeyCursor_Callback";
  
  }
  // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
  // for details. All rights reserved. Use of this source code is governed by a
  // BSD-style license that can be found in the LICENSE file.
  
  
  @DomName('IDBKeyRange')
  @Unstable()
  class KeyRange extends NativeFieldWrapperClass2 {
    @DomName('IDBKeyRange.only')
    factory KeyRange.only(/*Key*/ value) =>
        _KeyRangeFactoryProvider.createKeyRange_only(value);
  
    @DomName('IDBKeyRange.lowerBound')
    factory KeyRange.lowerBound(/*Key*/ bound, [bool open = false]) =>
        _KeyRangeFactoryProvider.createKeyRange_lowerBound(bound, open);
  
    @DomName('IDBKeyRange.upperBound')
    factory KeyRange.upperBound(/*Key*/ bound, [bool open = false]) =>
        _KeyRangeFactoryProvider.createKeyRange_upperBound(bound, open);
  
    @DomName('KeyRange.bound')
    factory KeyRange.bound(/*Key*/ lower, /*Key*/ upper,
                              [bool lowerOpen = false, bool upperOpen = false]) =>
        _KeyRangeFactoryProvider.createKeyRange_bound(
            lower, upper, lowerOpen, upperOpen);
  
    // To suppress missing implicit constructor warnings.
    factory KeyRange._() { throw new UnsupportedError("Not supported"); }
  
    @DomName('IDBKeyRange.lower')
    @DocsEditable()
    Object get lower native "IDBKeyRange_lower_Getter";
  
    @DomName('IDBKeyRange.lowerOpen')
    @DocsEditable()
    bool get lowerOpen native "IDBKeyRange_lowerOpen_Getter";
  
    @DomName('IDBKeyRange.upper')
    @DocsEditable()
    Object get upper native "IDBKeyRange_upper_Getter";
  
    @DomName('IDBKeyRange.upperOpen')
    @DocsEditable()
    bool get upperOpen native "IDBKeyRange_upperOpen_Getter";
  
    @DomName('IDBKeyRange.bound_')
    @DocsEditable()
    @Experimental() // non-standard
    static KeyRange bound_(Object lower, Object upper, [bool lowerOpen, bool upperOpen]) native "IDBKeyRange_bound__Callback";
  
    @DomName('IDBKeyRange.lowerBound_')
    @DocsEditable()
    @Experimental() // non-standard
    static KeyRange lowerBound_(Object bound, [bool open]) native "IDBKeyRange_lowerBound__Callback";
  
    @DomName('IDBKeyRange.only_')
    @DocsEditable()
    @Experimental() // non-standard
    static KeyRange only_(Object value) native "IDBKeyRange_only__Callback";
  
    @DomName('IDBKeyRange.upperBound_')
    @DocsEditable()
    @Experimental() // non-standard
    static KeyRange upperBound_(Object bound, [bool open]) native "IDBKeyRange_upperBound__Callback";
  
  }
  // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
  // for details. All rights reserved. Use of this source code is governed by a
  // BSD-style license that can be found in the LICENSE file.
  
  
  @DomName('IDBObjectStore')
  @Unstable()
  class ObjectStore extends NativeFieldWrapperClass2 {
  
    @DomName('IDBObjectStore.add')
    Future add(value, [key]) {
      try {
        var request;
        if (key != null) {
          request = _add(value, key);
        } else {
          request = _add(value);
        }
        return _completeRequest(request);
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
    @DomName('IDBObjectStore.clear')
    Future clear() {
      try {
        return _completeRequest(_clear());
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
    @DomName('IDBObjectStore.delete')
    Future delete(key_OR_keyRange){
      try {
        return _completeRequest(_delete(key_OR_keyRange));
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
    @DomName('IDBObjectStore.count')
    Future<int> count([key_OR_range]) {
     try {
        var request = _count(key_OR_range);
        return _completeRequest(request);
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
    @DomName('IDBObjectStore.put')
    Future put(value, [key]) {
      try {
        var request;
        if (key != null) {
          request = _put(value, key);
        } else {
          request = _put(value);
        }
        return _completeRequest(request);
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
    @DomName('IDBObjectStore.get')
    Future getObject(key) {
      try {
        var request = _get(key);
  
        return _completeRequest(request);
      } catch (e, stacktrace) {
        return new Future.error(e, stacktrace);
      }
    }
  
    /**
     * Creates a stream of cursors over the records in this object store.
     *
     * **The stream must be manually advanced by calling [Cursor.next] after
     * each item or by specifying autoAdvance to be true.**
     *
     *     var cursors = objectStore.openCursor().listen(
     *       (cursor) {
     *         // ...some processing with the cursor
     *         cursor.next(); // advance onto the next cursor.
     *       },
     *       onDone: () {
     *         // called when there are no more cursors.
     *         print('all done!');
     *       });
     *
     * Asynchronous operations which are not related to the current transaction
     * will cause the transaction to automatically be committed-- all processing
     * must be done synchronously unless they are additional async requests to
     * the current transaction.
     */
    @DomName('IDBObjectStore.openCursor')
    Stream<CursorWithValue> openCursor({key, KeyRange range, String direction,
        bool autoAdvance}) {
      var key_OR_range = null;
      if (key != null) {
        if (range != null) {
          throw new ArgumentError('Cannot specify both key and range.');
        }
        key_OR_range = key;
      } else {
        key_OR_range = range;
      }
  
      // TODO: try/catch this and return a stream with an immediate error.
      var request;
      if (direction == null) {
        request = _openCursor(key_OR_range);
      } else {
        request = _openCursor(key_OR_range, direction);
      }
      return _cursorStreamFromResult(request, autoAdvance);
    }
  
    @DomName('IDBObjectStore.createIndex')
    Index createIndex(String name, keyPath, {bool unique, bool multiEntry}) {
      var options = {};
      if (unique != null) {
        options['unique'] = unique;
      }
      if (multiEntry != null) {
        options['multiEntry'] = multiEntry;
      }
  
      return _createIndex(name, keyPath, options);
    }
  
    // To suppress missing implicit constructor warnings.
    factory ObjectStore._() { throw new UnsupportedError("Not supported"); }
  
    @DomName('IDBObjectStore.autoIncrement')
    @DocsEditable()
    bool get autoIncrement native "IDBObjectStore_autoIncrement_Getter";
  
    @DomName('IDBObjectStore.indexNames')
    @DocsEditable()
    List<String> get indexNames native "IDBObjectStore_indexNames_Getter";
  
    @DomName('IDBObjectStore.keyPath')
    @DocsEditable()
    dynamic get keyPath native "IDBObjectStore_keyPath_Getter";
  
    @DomName('IDBObjectStore.name')
    @DocsEditable()
    String get name native "IDBObjectStore_name_Getter";
  
    @DomName('IDBObjectStore.transaction')
    @DocsEditable()
    Transaction get transaction native "IDBObjectStore_transaction_Getter";
  
    @DomName('IDBObjectStore.add')
    @DocsEditable()
    Request _add(Object value, [Object key]) native "IDBObjectStore_add_Callback";
  
    @DomName('IDBObjectStore.clear')
    @DocsEditable()
    Request _clear() native "IDBObjectStore_clear_Callback";
  
    @DomName('IDBObjectStore.count')
    @DocsEditable()
    Request _count(Object key) native "IDBObjectStore_count_Callback";
  
    Index _createIndex(String name, keyPath, [Map options]) {
      if ((options is Map || options == null) && (keyPath is List<String> || keyPath == null) && (name is String || name == null)) {
        return _createIndex_1(name, keyPath, options);
      }
      if ((options is Map || options == null) && (keyPath is String || keyPath == null) && (name is String || name == null)) {
        return _createIndex_2(name, keyPath, options);
      }
      throw new ArgumentError("Incorrect number or type of arguments");
    }
  
    Index _createIndex_1(name, keyPath, options) native "IDBObjectStore__createIndex_1_Callback";
  
    Index _createIndex_2(name, keyPath, options) native "IDBObjectStore__createIndex_2_Callback";
  
    @DomName('IDBObjectStore.delete')
    @DocsEditable()
    Request _delete(Object key) native "IDBObjectStore_delete_Callback";
  
    @DomName('IDBObjectStore.deleteIndex')
    @DocsEditable()
    void deleteIndex(String name) native "IDBObjectStore_deleteIndex_Callback";
  
    @DomName('IDBObjectStore.get')
    @DocsEditable()
    Request _get(Object key) native "IDBObjectStore_get_Callback";
  
    @DomName('IDBObjectStore.index')
    @DocsEditable()
    Index index(String name) native "IDBObjectStore_index_Callback";
  
    @DomName('IDBObjectStore.openCursor')
    @DocsEditable()
    Request _openCursor(Object key, [String direction]) native "IDBObjectStore_openCursor_Callback";
  
    @DomName('IDBObjectStore.put')
    @DocsEditable()
    Request _put(Object value, [Object key]) native "IDBObjectStore_put_Callback";
  
  
    /**
     * Helper for iterating over cursors in a request.
     */
    static Stream<Cursor> _cursorStreamFromResult(Request request,
        bool autoAdvance) {
      // TODO: need to guarantee that the controller provides the values
      // immediately as waiting until the next tick will cause the transaction to
      // close.
      var controller = new StreamController(sync: true);
  
      //TODO: Report stacktrace once issue 4061 is resolved.
      request.onError.listen(controller.addError);
  
      request.onSuccess.listen((e) {
        Cursor cursor = request.result;
        if (cursor == null) {
          controller.close();
        } else {
          controller.add(cursor);
          if (autoAdvance == true && controller.hasListener) {
            cursor.next();
          }
        }
      });
      return controller.stream;
    }
  }
  // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
  // for details. All rights reserved. Use of this source code is governed by a
  // BSD-style license that can be found in the LICENSE file.
  
  // WARNING: Do not edit - generated code.
  
  
  @DocsEditable()
  @DomName('IDBOpenDBRequest')
  @Unstable()
  class OpenDBRequest extends Request {
    // To suppress missing implicit constructor warnings.
    factory OpenDBRequest._() { throw new UnsupportedError("Not supported"); }
  
    /**
     * Static factory designed to expose `blocked` events to event
     * handlers that are not necessarily instances of [OpenDBRequest].
     *
     * See [EventStreamProvider] for usage information.
     */
    @DomName('IDBOpenDBRequest.blockedEvent')
    @DocsEditable()
    static const EventStreamProvider<Event> blockedEvent = const EventStreamProvider<Event>('blocked');
  
    /**
     * Static factory designed to expose `upgradeneeded` events to event
     * handlers that are not necessarily instances of [OpenDBRequest].
     *
     * See [EventStreamProvider] for usage information.
     */
    @DomName('IDBOpenDBRequest.upgradeneededEvent')
    @DocsEditable()
    static const EventStreamProvider<VersionChangeEvent> upgradeNeededEvent = const EventStreamProvider<VersionChangeEvent>('upgradeneeded');
  
    /// Stream of `blocked` events handled by this [OpenDBRequest].
    @DomName('IDBOpenDBRequest.onblocked')
    @DocsEditable()
    Stream<Event> get onBlocked => blockedEvent.forTarget(this);
  
    /// Stream of `upgradeneeded` events handled by this [OpenDBRequest].
    @DomName('IDBOpenDBRequest.onupgradeneeded')
    @DocsEditable()
    Stream<VersionChangeEvent> get onUpgradeNeeded => upgradeNeededEvent.forTarget(this);
  
  }
  // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
  // for details. All rights reserved. Use of this source code is governed by a
  // BSD-style license that can be found in the LICENSE file.
  
  // WARNING: Do not edit - generated code.
  
  
  @DocsEditable()
  @DomName('IDBRequest')
  @Unstable()
  class Request extends EventTarget {
    // To suppress missing implicit constructor warnings.
    factory Request._() { throw new UnsupportedError("Not supported"); }
  
    /**
     * Static factory designed to expose `error` events to event
     * handlers that are not necessarily instances of [Request].
     *
     * See [EventStreamProvider] for usage information.
     */
    @DomName('IDBRequest.errorEvent')
    @DocsEditable()
    static const EventStreamProvider<Event> errorEvent = const EventStreamProvider<Event>('error');
  
    /**
     * Static factory designed to expose `success` events to event
     * handlers that are not necessarily instances of [Request].
     *
     * See [EventStreamProvider] for usage information.
     */
    @DomName('IDBRequest.successEvent')
    @DocsEditable()
    static const EventStreamProvider<Event> successEvent = const EventStreamProvider<Event>('success');
  
    @DomName('IDBRequest.error')
    @DocsEditable()
    DomError get error native "IDBRequest_error_Getter";
  
    @DomName('IDBRequest.readyState')
    @DocsEditable()
    String get readyState native "IDBRequest_readyState_Getter";
  
    @DomName('IDBRequest.result')
    @DocsEditable()
    dynamic get result native "IDBRequest_result_Getter";
  
    @DomName('IDBRequest.source')
    @DocsEditable()
    dynamic get source native "IDBRequest_source_Getter";
  
    @DomName('IDBRequest.transaction')
    @DocsEditable()
    Transaction get transaction native "IDBRequest_transaction_Getter";
  
    @DomName('IDBRequest.addEventListener')
    @DocsEditable()
    void addEventListener(String type, EventListener listener, [bool useCapture]) native "IDBRequest_addEventListener_Callback";
  
    @DomName('IDBRequest.dispatchEvent')
    @DocsEditable()
    bool dispatchEvent(Event event) native "IDBRequest_dispatchEvent_Callback";
  
    @DomName('IDBRequest.removeEventListener')
    @DocsEditable()
    void removeEventListener(String type, EventListener listener, [bool useCapture]) native "IDBRequest_removeEventListener_Callback";
  
    /// Stream of `error` events handled by this [Request].
    @DomName('IDBRequest.onerror')
    @DocsEditable()
    Stream<Event> get onError => errorEvent.forTarget(this);
  
    /// Stream of `success` events handled by this [Request].
    @DomName('IDBRequest.onsuccess')
    @DocsEditable()
    Stream<Event> get onSuccess => successEvent.forTarget(this);
  
  }
  // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
  // for details. All rights reserved. Use of this source code is governed by a
  // BSD-style license that can be found in the LICENSE file.
  
  
  @DomName('IDBTransaction')
  @Unstable()
  class Transaction extends EventTarget {
  
    /**
     * Provides a Future which will be completed once the transaction has
     * completed.
     *
     * The future will error if an error occurrs on the transaction or if the
     * transaction is aborted.
     */
    Future<Database> get completed {
      var completer = new Completer<Database>();
  
      this.onComplete.first.then((_) {
        completer.complete(db);
      });
  
      this.onError.first.then((e) {
        completer.completeError(e);
      });
  
      this.onAbort.first.then((e) {
        // Avoid completing twice if an error occurs.
        if (!completer.isCompleted) {
          completer.completeError(e);
        }
      });
  
      return completer.future;
    }
  
    // To suppress missing implicit constructor warnings.
    factory Transaction._() { throw new UnsupportedError("Not supported"); }
  
    /**
     * Static factory designed to expose `abort` events to event
     * handlers that are not necessarily instances of [Transaction].
     *
     * See [EventStreamProvider] for usage information.
     */
    @DomName('IDBTransaction.abortEvent')
    @DocsEditable()
    static const EventStreamProvider<Event> abortEvent = const EventStreamProvider<Event>('abort');
  
    /**
     * Static factory designed to expose `complete` events to event
     * handlers that are not necessarily instances of [Transaction].
     *
     * See [EventStreamProvider] for usage information.
     */
    @DomName('IDBTransaction.completeEvent')
    @DocsEditable()
    static const EventStreamProvider<Event> completeEvent = const EventStreamProvider<Event>('complete');
  
    /**
     * Static factory designed to expose `error` events to event
     * handlers that are not necessarily instances of [Transaction].
     *
     * See [EventStreamProvider] for usage information.
     */
    @DomName('IDBTransaction.errorEvent')
    @DocsEditable()
    static const EventStreamProvider<Event> errorEvent = const EventStreamProvider<Event>('error');
  
    @DomName('IDBTransaction.db')
    @DocsEditable()
    Database get db native "IDBTransaction_db_Getter";
  
    @DomName('IDBTransaction.error')
    @DocsEditable()
    DomError get error native "IDBTransaction_error_Getter";
  
    @DomName('IDBTransaction.mode')
    @DocsEditable()
    String get mode native "IDBTransaction_mode_Getter";
  
    @DomName('IDBTransaction.abort')
    @DocsEditable()
    void abort() native "IDBTransaction_abort_Callback";
  
    @DomName('IDBTransaction.objectStore')
    @DocsEditable()
    ObjectStore objectStore(String name) native "IDBTransaction_objectStore_Callback";
  
    @DomName('IDBTransaction.addEventListener')
    @DocsEditable()
    void addEventListener(String type, EventListener listener, [bool useCapture]) native "IDBTransaction_addEventListener_Callback";
  
    @DomName('IDBTransaction.dispatchEvent')
    @DocsEditable()
    bool dispatchEvent(Event event) native "IDBTransaction_dispatchEvent_Callback";
  
    @DomName('IDBTransaction.removeEventListener')
    @DocsEditable()
    void removeEventListener(String type, EventListener listener, [bool useCapture]) native "IDBTransaction_removeEventListener_Callback";
  
    /// Stream of `abort` events handled by this [Transaction].
    @DomName('IDBTransaction.onabort')
    @DocsEditable()
    Stream<Event> get onAbort => abortEvent.forTarget(this);
  
    /// Stream of `complete` events handled by this [Transaction].
    @DomName('IDBTransaction.oncomplete')
    @DocsEditable()
    Stream<Event> get onComplete => completeEvent.forTarget(this);
  
    /// Stream of `error` events handled by this [Transaction].
    @DomName('IDBTransaction.onerror')
    @DocsEditable()
    Stream<Event> get onError => errorEvent.forTarget(this);
  
  }
  // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
  // for details. All rights reserved. Use of this source code is governed by a
  // BSD-style license that can be found in the LICENSE file.
  
  // WARNING: Do not edit - generated code.
  
  
  @DocsEditable()
  @DomName('IDBVersionChangeEvent')
  @Unstable()
  class VersionChangeEvent extends Event {
    // To suppress missing implicit constructor warnings.
    factory VersionChangeEvent._() { throw new UnsupportedError("Not supported"); }
  
    @DomName('IDBVersionChangeEvent.dataLoss')
    @DocsEditable()
    @Experimental() // untriaged
    String get dataLoss native "IDBVersionChangeEvent_dataLoss_Getter";
  
    @DomName('IDBVersionChangeEvent.newVersion')
    @DocsEditable()
    dynamic get newVersion native "IDBVersionChangeEvent_newVersion_Getter";
  
    @DomName('IDBVersionChangeEvent.oldVersion')
    @DocsEditable()
    dynamic get oldVersion native "IDBVersionChangeEvent_oldVersion_Getter";
  
  }
  // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
  // for details. All rights reserved. Use of this source code is governed by a
  // BSD-style license that can be found in the LICENSE file.
  
  // WARNING: Do not edit - generated code.
  
  
  @DocsEditable()
  @DomName('IDBAny')
  @deprecated // nonstandard
  abstract class _IDBAny extends NativeFieldWrapperClass2 {
    // To suppress missing implicit constructor warnings.
    factory _IDBAny._() { throw new UnsupportedError("Not supported"); }
  
  }
  