Dissolve gerrit-server top-level directory

Change-Id: I538512dfe0f1bea774c01fdd45fa410a45634011

java/com/google/gerrit/server/util/ManualRequestContext.java

@@ -0,0 +1,65 @@
+// Copyright (C) 2015 The Android Open Source Project
+//
+// 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.gerrit.server.util;
+
+import com.google.gerrit.reviewdb.server.ReviewDb;
+import com.google.gerrit.server.CurrentUser;
+import com.google.gwtorm.server.OrmException;
+import com.google.gwtorm.server.SchemaFactory;
+import com.google.inject.Provider;
+import com.google.inject.util.Providers;
+
+/** Closeable version of a {@link RequestContext} with manually-specified providers. */
+public class ManualRequestContext implements RequestContext, AutoCloseable {
+  private final Provider<CurrentUser> userProvider;
+  private final Provider<ReviewDb> db;
+  private final ThreadLocalRequestContext requestContext;
+  private final RequestContext old;
+
+  public ManualRequestContext(
+      CurrentUser user,
+      SchemaFactory<ReviewDb> schemaFactory,
+      ThreadLocalRequestContext requestContext)
+      throws OrmException {
+    this(Providers.of(user), schemaFactory, requestContext);
+  }
+
+  public ManualRequestContext(
+      Provider<CurrentUser> userProvider,
+      SchemaFactory<ReviewDb> schemaFactory,
+      ThreadLocalRequestContext requestContext)
+      throws OrmException {
+    this.userProvider = userProvider;
+    this.db = Providers.of(schemaFactory.open());
+    this.requestContext = requestContext;
+    old = requestContext.setContext(this);
+  }
+
+  @Override
+  public CurrentUser getUser() {
+    return userProvider.get();
+  }
+
+  @Override
+  public Provider<ReviewDb> getReviewDbProvider() {
+    return db;
+  }
+
+  @Override
+  public void close() {
+    requestContext.setContext(old);
+    db.get().close();
+  }
+}