Migration: Separate legacy and index entrypoint (#54124) (#55391)

src/legacy/core_plugins/kibana/index.js

@@ -60,7 +60,12 @@ export default function(kibana) {
     },
 
     uiExports: {
-      hacks: ['plugins/kibana/discover', 'plugins/kibana/dev_tools', 'plugins/kibana/visualize'],
+      hacks: [
+        'plugins/kibana/discover/legacy',
+        'plugins/kibana/dev_tools',
+        'plugins/kibana/visualize/legacy',
+        'plugins/kibana/dashboard/legacy',
+      ],
       savedObjectTypes: ['plugins/kibana/dashboard/saved_dashboard/saved_dashboard_register'],
       app: {
         id: 'kibana',

src/legacy/core_plugins/kibana/public/.eslintrc.js

@@ -51,6 +51,7 @@ function buildRestrictedPaths(shimmedPlugins) {
     from: [
       `src/legacy/core_plugins/kibana/public/${shimmedPlugin}/**/*`,
       `!src/legacy/core_plugins/kibana/public/${shimmedPlugin}/index.ts`,
+      `!src/legacy/core_plugins/kibana/public/${shimmedPlugin}/legacy.ts`,
     ],
     allowSameFolder: false,
     errorMessage: `kibana/public/${shimmedPlugin} is behaving like a NP plugin and does not allow deep imports. If you need something from within ${shimmedPlugin} in another plugin, consider re-exporting it from the top level index module`,

src/legacy/core_plugins/kibana/public/dashboard/index.ts

@@ -17,40 +17,12 @@
  * under the License.
  */
 
-import { npSetup, npStart, legacyChrome } from './legacy_imports';
-import { DashboardPlugin, LegacyAngularInjectedDependencies } from './plugin';
-import { start as data } from '../../../data/public/legacy';
-import { start as embeddables } from '../../../embeddable_api/public/np_ready/public/legacy';
-import './saved_dashboard/saved_dashboard_register';
-import './dashboard_config';
+import { PluginInitializerContext } from 'kibana/public';
+import { DashboardPlugin } from './plugin';
 
 export * from './np_ready/dashboard_constants';
 
-/**
- * Get dependencies relying on the global angular context.
- * They also have to get resolved together with the legacy imports above
- */
-async function getAngularDependencies(): Promise<LegacyAngularInjectedDependencies> {
-  const injector = await legacyChrome.dangerouslyGetActiveInjector();
-
-  return {
-    dashboardConfig: injector.get('dashboardConfig'),
-  };
-}
-
-(async () => {
-  const instance = new DashboardPlugin();
-  instance.setup(npSetup.core, {
-    ...npSetup.plugins,
-    __LEGACY: {
-      getAngularDependencies,
-    },
-  });
-  instance.start(npStart.core, {
-    ...npStart.plugins,
-    data,
-    npData: npStart.plugins.data,
-    embeddables,
-    navigation: npStart.plugins.navigation,
-  });
-})();
+// Core will be looking for this when loading our plugin in the new platform
+export const plugin = (context: PluginInitializerContext) => {
+  return new DashboardPlugin();
+};

src/legacy/core_plugins/kibana/public/dashboard/legacy.ts

@@ -0,0 +1,56 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you 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.
+ */
+
+import { PluginInitializerContext } from 'kibana/public';
+import { npSetup, npStart, legacyChrome } from './legacy_imports';
+import { LegacyAngularInjectedDependencies } from './plugin';
+import { start as data } from '../../../data/public/legacy';
+import { start as embeddables } from '../../../embeddable_api/public/np_ready/public/legacy';
+import './saved_dashboard/saved_dashboard_register';
+import './dashboard_config';
+import { plugin } from './index';
+
+/**
+ * Get dependencies relying on the global angular context.
+ * They also have to get resolved together with the legacy imports above
+ */
+async function getAngularDependencies(): Promise<LegacyAngularInjectedDependencies> {
+  const injector = await legacyChrome.dangerouslyGetActiveInjector();
+
+  return {
+    dashboardConfig: injector.get('dashboardConfig'),
+  };
+}
+
+(async () => {
+  const instance = plugin({} as PluginInitializerContext);
+  instance.setup(npSetup.core, {
+    ...npSetup.plugins,
+    __LEGACY: {
+      getAngularDependencies,
+    },
+  });
+  instance.start(npStart.core, {
+    ...npStart.plugins,
+    data,
+    npData: npStart.plugins.data,
+    embeddables,
+    navigation: npStart.plugins.navigation,
+  });
+})();

src/legacy/core_plugins/kibana/public/discover/__tests__/directives/discover_field.js

@@ -22,7 +22,7 @@ import _ from 'lodash';
 import sinon from 'sinon';
 import ngMock from 'ng_mock';
 import expect from '@kbn/expect';
-import { pluginInstance } from 'plugins/kibana/discover/index';
+import { pluginInstance } from 'plugins/kibana/discover/legacy';
 import FixturesStubbedLogstashIndexPatternProvider from 'fixtures/stubbed_logstash_index_pattern';
 
 // Load the kibana app dependencies.

src/legacy/core_plugins/kibana/public/discover/__tests__/directives/field_calculator.js

@@ -18,7 +18,7 @@
  */
 
 import _ from 'lodash';
-import { pluginInstance } from 'plugins/kibana/discover/index';
+import { pluginInstance } from 'plugins/kibana/discover/legacy';
 import ngMock from 'ng_mock';
 import { fieldCalculator } from '../../np_ready/components/field_chooser/lib/field_calculator';
 import expect from '@kbn/expect';

src/legacy/core_plugins/kibana/public/discover/__tests__/directives/field_chooser.js

@@ -23,7 +23,7 @@ import _ from 'lodash';
 import sinon from 'sinon';
 import expect from '@kbn/expect';
 import $ from 'jquery';
-import { pluginInstance } from 'plugins/kibana/discover/index';
+import { pluginInstance } from 'plugins/kibana/discover/legacy';
 import FixturesHitsProvider from 'fixtures/hits';
 import FixturesStubbedLogstashIndexPatternProvider from 'fixtures/stubbed_logstash_index_pattern';
 import { SimpleSavedObject } from '../../../../../../../core/public';

src/legacy/core_plugins/kibana/public/discover/__tests__/doc_table/doc_table.js

@@ -22,7 +22,7 @@ import expect from '@kbn/expect';
 import _ from 'lodash';
 import ngMock from 'ng_mock';
 import 'ui/private';
-import { pluginInstance } from 'plugins/kibana/discover/index';
+import { pluginInstance } from 'plugins/kibana/discover/legacy';
 import FixturesStubbedLogstashIndexPatternProvider from 'fixtures/stubbed_logstash_index_pattern';
 import hits from 'fixtures/real_hits';
 

src/legacy/core_plugins/kibana/public/discover/__tests__/doc_table/lib/rows_headers.js

@@ -24,7 +24,7 @@ import expect from '@kbn/expect';
 import ngMock from 'ng_mock';
 import { getFakeRow, getFakeRowVals } from 'fixtures/fake_row';
 import $ from 'jquery';
-import { pluginInstance } from 'plugins/kibana/discover/index';
+import { pluginInstance } from 'plugins/kibana/discover/legacy';
 import FixturesStubbedLogstashIndexPatternProvider from 'fixtures/stubbed_logstash_index_pattern';
 
 describe('Doc Table', function() {

src/legacy/core_plugins/kibana/public/discover/__tests__/query_parameters/action_add_filter.js

@@ -22,7 +22,7 @@ import ngMock from 'ng_mock';
 import { createStateStub } from './_utils';
 import { getQueryParameterActions } from '../../np_ready/angular/context/query_parameters/actions';
 import { createIndexPatternsStub } from '../../np_ready/angular/context/api/__tests__/_stubs';
-import { pluginInstance } from 'plugins/kibana/discover/index';
+import { pluginInstance } from 'plugins/kibana/discover/legacy';
 import { npStart } from 'ui/new_platform';
 
 describe('context app', function() {

src/legacy/core_plugins/kibana/public/discover/__tests__/query_parameters/action_set_predecessor_count.js

@@ -19,7 +19,7 @@
 
 import expect from '@kbn/expect';
 import ngMock from 'ng_mock';
-import { pluginInstance } from 'plugins/kibana/discover/index';
+import { pluginInstance } from 'plugins/kibana/discover/legacy';
 import { createStateStub } from './_utils';
 import { getQueryParameterActions } from '../../np_ready/angular/context/query_parameters/actions';
 

src/legacy/core_plugins/kibana/public/discover/__tests__/query_parameters/action_set_query_parameters.js

@@ -19,7 +19,7 @@
 
 import expect from '@kbn/expect';
 import ngMock from 'ng_mock';
-import { pluginInstance } from 'plugins/kibana/discover/index';
+import { pluginInstance } from 'plugins/kibana/discover/legacy';
 
 import { createStateStub } from './_utils';
 import { getQueryParameterActions } from '../../np_ready/angular/context/query_parameters/actions';

src/legacy/core_plugins/kibana/public/discover/__tests__/query_parameters/action_set_successor_count.js

@@ -19,7 +19,7 @@
 
 import expect from '@kbn/expect';
 import ngMock from 'ng_mock';
-import { pluginInstance } from 'plugins/kibana/discover/index';
+import { pluginInstance } from 'plugins/kibana/discover/legacy';
 
 import { createStateStub } from './_utils';
 import { getQueryParameterActions } from '../../np_ready/angular/context/query_parameters/actions';

src/legacy/core_plugins/kibana/public/discover/index.ts

@@ -16,24 +16,13 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-import chrome from 'ui/chrome';
+
 import { PluginInitializerContext } from 'kibana/public';
-import { npSetup, npStart } from 'ui/new_platform';
 import { DiscoverPlugin } from './plugin';
 
+export { createSavedSearchesService } from './saved_searches/saved_searches';
+
 // Core will be looking for this when loading our plugin in the new platform
 export const plugin = (context: PluginInitializerContext) => {
   return new DiscoverPlugin();
 };
-
-// Legacy compatiblity part - to be removed at cutover, replaced by a kibana.json file
-export const pluginInstance = plugin({} as PluginInitializerContext);
-export const setup = pluginInstance.setup(npSetup.core, {
-  ...npSetup.plugins,
-  __LEGACY: {
-    chrome,
-  },
-});
-export const start = pluginInstance.start(npStart.core, npStart.plugins);
-
-export { createSavedSearchesService } from './saved_searches/saved_searches';

src/legacy/core_plugins/kibana/public/discover/legacy.ts

@@ -0,0 +1,32 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you 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.
+ */
+import chrome from 'ui/chrome';
+import { PluginInitializerContext } from 'kibana/public';
+import { npSetup, npStart } from 'ui/new_platform';
+import { plugin } from './index';
+
+// Legacy compatiblity part - to be removed at cutover, replaced by a kibana.json file
+export const pluginInstance = plugin({} as PluginInitializerContext);
+export const setup = pluginInstance.setup(npSetup.core, {
+  ...npSetup.plugins,
+  __LEGACY: {
+    chrome,
+  },
+});
+export const start = pluginInstance.start(npStart.core, npStart.plugins);

src/legacy/core_plugins/kibana/public/discover/np_ready/angular/context/api/__tests__/anchor.js

@@ -19,7 +19,7 @@
 
 import expect from '@kbn/expect';
 import ngMock from 'ng_mock';
-import { pluginInstance } from 'plugins/kibana/discover/index';
+import { pluginInstance } from 'plugins/kibana/discover/legacy';
 
 import { createIndexPatternsStub, createSearchSourceStub } from './_stubs';
 

src/legacy/core_plugins/kibana/public/discover/np_ready/angular/context/api/__tests__/predecessors.js

@@ -21,7 +21,7 @@ import expect from '@kbn/expect';
 import ngMock from 'ng_mock';
 import moment from 'moment';
 import * as _ from 'lodash';
-import { pluginInstance } from 'plugins/kibana/discover/index';
+import { pluginInstance } from 'plugins/kibana/discover/legacy';
 
 import { createIndexPatternsStub, createContextSearchSourceStub } from './_stubs';
 

src/legacy/core_plugins/kibana/public/discover/np_ready/angular/context/api/__tests__/successors.js

@@ -21,7 +21,7 @@ import expect from '@kbn/expect';
 import ngMock from 'ng_mock';
 import moment from 'moment';
 import * as _ from 'lodash';
-import { pluginInstance } from 'plugins/kibana/discover/index';
+import { pluginInstance } from 'plugins/kibana/discover/legacy';
 
 import { createIndexPatternsStub, createContextSearchSourceStub } from './_stubs';
 

src/legacy/core_plugins/kibana/public/home/index.ts

@@ -22,11 +22,8 @@ import { npSetup, npStart } from 'ui/new_platform';
 import chrome from 'ui/chrome';
 import { IPrivate } from 'ui/private';
 import { HomePlugin, LegacyAngularInjectedDependencies } from './plugin';
-import { createUiStatsReporter, METRIC_TYPE } from '../../../ui_metric/public';
 import { TelemetryOptInProvider } from '../../../telemetry/public/services';
 
-export const trackUiMetric = createUiStatsReporter('Kibana_home');
-
 /**
  * Get dependencies relying on the global angular context.
  * They also have to get resolved together with the legacy imports above
@@ -54,9 +51,7 @@ let copiedLegacyCatalogue = false;
   instance.setup(npSetup.core, {
     ...npSetup.plugins,
     __LEGACY: {
-      trackUiMetric,
       metadata: npStart.core.injectedMetadata.getLegacyMetadata(),
-      METRIC_TYPE,
       getFeatureCatalogueEntries: async () => {
         if (!copiedLegacyCatalogue) {
           const injector = await chrome.dangerouslyGetActiveInjector();

src/legacy/core_plugins/kibana/public/home/kibana_services.ts

@@ -55,7 +55,6 @@ export interface HomeKibanaServices {
   savedObjectsClient: SavedObjectsClientContract;
   toastNotifications: NotificationsSetup['toasts'];
   banners: OverlayStart['banners'];
-  METRIC_TYPE: any;
   trackUiMetric: (type: UiStatsMetricType, eventNames: string | string[], count?: number) => void;
   getBasePath: () => string;
   shouldShowTelemetryOptIn: boolean;

src/legacy/core_plugins/kibana/public/home/np_ready/components/welcome.test.tsx

@@ -25,10 +25,6 @@ jest.mock('../../kibana_services', () => ({
   getServices: () => ({
     addBasePath: (path: string) => `root${path}`,
     trackUiMetric: () => {},
-    METRIC_TYPE: {
-      LOADED: 'loaded',
-      CLICK: 'click',
-    },
   }),
 }));
 

src/legacy/core_plugins/kibana/public/home/np_ready/components/welcome.tsx

@@ -35,6 +35,7 @@ import {
   EuiIcon,
   EuiPortal,
 } from '@elastic/eui';
+import { METRIC_TYPE } from '@kbn/analytics';
 import { FormattedMessage } from '@kbn/i18n/react';
 import { getServices } from '../../kibana_services';
 
@@ -64,17 +65,17 @@ export class Welcome extends React.Component<Props> {
   }
 
   private onSampleDataDecline = () => {
-    this.services.trackUiMetric(this.services.METRIC_TYPE.CLICK, 'sampleDataDecline');
+    this.services.trackUiMetric(METRIC_TYPE.CLICK, 'sampleDataDecline');
     this.props.onSkip();
   };
 
   private onSampleDataConfirm = () => {
-    this.services.trackUiMetric(this.services.METRIC_TYPE.CLICK, 'sampleDataConfirm');
+    this.services.trackUiMetric(METRIC_TYPE.CLICK, 'sampleDataConfirm');
     this.redirecToSampleData();
   };
 
   componentDidMount() {
-    this.services.trackUiMetric(this.services.METRIC_TYPE.LOADED, 'welcomeScreenMount');
+    this.services.trackUiMetric(METRIC_TYPE.LOADED, 'welcomeScreenMount');
     this.props.onOptInSeen();
     document.addEventListener('keydown', this.hideOnEsc);
   }

src/legacy/core_plugins/kibana/public/home/plugin.ts

@@ -18,11 +18,11 @@
  */
 
 import { CoreSetup, CoreStart, LegacyNavLink, Plugin, UiSettingsState } from 'kibana/public';
-import { UiStatsMetricType } from '@kbn/analytics';
 
 import { DataPublicPluginStart } from 'src/plugins/data/public';
 import { setServices } from './kibana_services';
 import { KibanaLegacySetup } from '../../../../../plugins/kibana_legacy/public';
+import { UsageCollectionSetup } from '../../../../../plugins/usage_collection/public';
 import {
   Environment,
   FeatureCatalogueEntry,
@@ -41,8 +41,6 @@ export interface HomePluginStartDependencies {
 
 export interface HomePluginSetupDependencies {
   __LEGACY: {
-    trackUiMetric: (type: UiStatsMetricType, eventNames: string | string[], count?: number) => void;
-    METRIC_TYPE: any;
     metadata: {
       app: unknown;
       bundleId: string;
@@ -59,6 +57,7 @@ export interface HomePluginSetupDependencies {
     getFeatureCatalogueEntries: () => Promise<readonly FeatureCatalogueEntry[]>;
     getAngularDependencies: () => Promise<LegacyAngularInjectedDependencies>;
   };
+  usageCollection: UsageCollectionSetup;
   kibana_legacy: KibanaLegacySetup;
 }
 
@@ -71,6 +70,7 @@ export class HomePlugin implements Plugin {
     core: CoreSetup,
     {
       kibana_legacy,
+      usageCollection,
       __LEGACY: { getAngularDependencies, ...legacyServices },
     }: HomePluginSetupDependencies
   ) {
@@ -78,9 +78,11 @@ export class HomePlugin implements Plugin {
       id: 'home',
       title: 'Home',
       mount: async ({ core: contextCore }, params) => {
+        const trackUiMetric = usageCollection.reportUiStats.bind(usageCollection, 'Kibana_home');
         const angularDependencies = await getAngularDependencies();
         setServices({
           ...legacyServices,
+          trackUiMetric,
           http: contextCore.http,
           toastNotifications: core.notifications.toasts,
           banners: contextCore.overlays.banners,

src/legacy/core_plugins/kibana/public/kibana.js

@@ -47,9 +47,9 @@ import 'uiExports/interpreter';
 import 'ui/autoload/all';
 import 'ui/kbn_top_nav';
 import './home';
-import './discover';
-import './visualize';
-import './dashboard';
+import './discover/legacy';
+import './visualize/legacy';
+import './dashboard/legacy';
 import './management';
 import './dev_tools';
 import 'ui/color_maps';

src/legacy/core_plugins/kibana/public/visualize/index.ts

@@ -17,50 +17,15 @@
  * under the License.
  */
 
-import {
-  IPrivate,
-  legacyChrome,
-  npSetup,
-  npStart,
-  VisEditorTypesRegistryProvider,
-} from './legacy_imports';
-import { VisualizePlugin, LegacyAngularInjectedDependencies } from './plugin';
-import { start as embeddables } from '../../../embeddable_api/public/np_ready/public/legacy';
-import { start as visualizations } from '../../../visualizations/public/np_ready/public/legacy';
+import { PluginInitializerContext } from 'kibana/public';
+import { VisualizePlugin } from './plugin';
 
 export * from './np_ready/visualize_constants';
 export { showNewVisModal } from './np_ready/wizard';
 
-/**
- * Get dependencies relying on the global angular context.
- * They also have to get resolved together with the legacy imports above
- */
-async function getAngularDependencies(): Promise<LegacyAngularInjectedDependencies> {
-  const injector = await legacyChrome.dangerouslyGetActiveInjector();
-
-  const Private = injector.get<IPrivate>('Private');
-
-  const editorTypes = Private(VisEditorTypesRegistryProvider);
-
-  return {
-    legacyChrome,
-    editorTypes,
-  };
-}
-
-(() => {
-  const instance = new VisualizePlugin();
-  instance.setup(npSetup.core, {
-    ...npSetup.plugins,
-    __LEGACY: {
-      getAngularDependencies,
-    },
-  });
-  instance.start(npStart.core, {
-    ...npStart.plugins,
-    embeddables,
-    visualizations,
-  });
-})();
-
 export { createSavedVisLoader } from './saved_visualizations/saved_visualizations';
+
+// Core will be looking for this when loading our plugin in the new platform
+export const plugin = (context: PluginInitializerContext) => {
+  return new VisualizePlugin();
+};

src/legacy/core_plugins/kibana/public/visualize/legacy.ts

@@ -0,0 +1,65 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you 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.
+ */
+
+import 'ui/collapsible_sidebar'; // used in default editor
+
+import { PluginInitializerContext } from 'kibana/public';
+import {
+  IPrivate,
+  legacyChrome,
+  npSetup,
+  npStart,
+  VisEditorTypesRegistryProvider,
+} from './legacy_imports';
+import { LegacyAngularInjectedDependencies } from './plugin';
+import { start as embeddables } from '../../../embeddable_api/public/np_ready/public/legacy';
+import { start as visualizations } from '../../../visualizations/public/np_ready/public/legacy';
+import { plugin } from './index';
+
+/**
+ * Get dependencies relying on the global angular context.
+ * They also have to get resolved together with the legacy imports above
+ */
+async function getAngularDependencies(): Promise<LegacyAngularInjectedDependencies> {
+  const injector = await legacyChrome.dangerouslyGetActiveInjector();
+
+  const Private = injector.get<IPrivate>('Private');
+
+  const editorTypes = Private(VisEditorTypesRegistryProvider);
+
+  return {
+    legacyChrome,
+    editorTypes,
+  };
+}
+
+(() => {
+  const instance = plugin({} as PluginInitializerContext);
+  instance.setup(npSetup.core, {
+    ...npSetup.plugins,
+    __LEGACY: {
+      getAngularDependencies,
+    },
+  });
+  instance.start(npStart.core, {
+    ...npStart.plugins,
+    embeddables,
+    visualizations,
+  });
+})();

src/legacy/ui/public/directives/__tests__/css_truncate.js

@@ -20,7 +20,7 @@
 import angular from 'angular';
 import expect from '@kbn/expect';
 import ngMock from 'ng_mock';
-import 'plugins/kibana/discover/index';
+import 'plugins/kibana/discover/legacy';
 
 let $parentScope;
 

x-pack/legacy/plugins/dashboard_mode/public/dashboard_viewer.js

@@ -34,6 +34,7 @@ import 'ui/color_maps';
 import 'ui/agg_response';
 import 'ui/agg_types';
 import 'leaflet';
+import 'plugins/kibana/dashboard/legacy';
 import { npStart } from 'ui/new_platform';
 import { localApplicationService } from 'plugins/kibana/local_application_service';