Import code from internal repository to git

java/com/google/domain/registry/module/backend/BackendComponent.java

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+// Copyright 2016 Google Inc. All Rights Reserved.
+//
+// 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.
+
+package com.google.domain.registry.module.backend;
+
+import com.google.domain.registry.bigquery.BigqueryModule;
+import com.google.domain.registry.config.ConfigModule;
+import com.google.domain.registry.dns.writer.api.VoidDnsWriterModule;
+import com.google.domain.registry.export.DriveModule;
+import com.google.domain.registry.export.sheet.SpreadsheetServiceModule;
+import com.google.domain.registry.gcs.GcsServiceModule;
+import com.google.domain.registry.groups.DirectoryModule;
+import com.google.domain.registry.groups.GroupsModule;
+import com.google.domain.registry.groups.GroupssettingsModule;
+import com.google.domain.registry.keyring.api.KeyModule;
+import com.google.domain.registry.keyring.api.VoidKeyringModule;
+import com.google.domain.registry.rde.JSchModule;
+import com.google.domain.registry.request.Modules.AppIdentityCredentialModule;
+import com.google.domain.registry.request.Modules.DatastoreServiceModule;
+import com.google.domain.registry.request.Modules.GoogleCredentialModule;
+import com.google.domain.registry.request.Modules.Jackson2Module;
+import com.google.domain.registry.request.Modules.ModulesServiceModule;
+import com.google.domain.registry.request.Modules.URLFetchServiceModule;
+import com.google.domain.registry.request.Modules.UrlFetchTransportModule;
+import com.google.domain.registry.request.Modules.UseAppIdentityCredentialForGoogleApisModule;
+import com.google.domain.registry.request.RequestModule;
+import com.google.domain.registry.util.SystemClock.SystemClockModule;
+import com.google.domain.registry.util.SystemSleeper.SystemSleeperModule;
+
+import dagger.Component;
+
+import javax.inject.Singleton;
+
+/** Dagger component with instance lifetime for "backend" App Engine module. */
+@Singleton
+@Component(
+    modules = {
+        AppIdentityCredentialModule.class,
+        BigqueryModule.class,
+        ConfigModule.class,
+        DatastoreServiceModule.class,
+        DirectoryModule.class,
+        DriveModule.class,
+        GcsServiceModule.class,
+        GoogleCredentialModule.class,
+        GroupsModule.class,
+        GroupssettingsModule.class,
+        JSchModule.class,
+        Jackson2Module.class,
+        KeyModule.class,
+        ModulesServiceModule.class,
+        SpreadsheetServiceModule.class,
+        SystemClockModule.class,
+        SystemSleeperModule.class,
+        URLFetchServiceModule.class,
+        UrlFetchTransportModule.class,
+        UseAppIdentityCredentialForGoogleApisModule.class,
+        VoidDnsWriterModule.class,
+        VoidKeyringModule.class,
+    })
+interface BackendComponent {
+  BackendRequestComponent startRequest(RequestModule requestModule);
+}