1 files changed, 106 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/restapi/change/RevisionReviewers.java b/java/com/google/gerrit/server/restapi/change/RevisionReviewers.java
new file mode 100644
index 0000000000..b9b7a4f273
--- /dev/null
+++ b/java/com/google/gerrit/server/restapi/change/RevisionReviewers.java
@@ -0,0 +1,106 @@
+// Copyright (C) 2017 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.restapi.change;
+
+import com.google.gerrit.extensions.registration.DynamicMap;
+import com.google.gerrit.extensions.restapi.AuthException;
+import com.google.gerrit.extensions.restapi.ChildCollection;
+import com.google.gerrit.extensions.restapi.IdString;
+import com.google.gerrit.extensions.restapi.MethodNotAllowedException;
+import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
+import com.google.gerrit.extensions.restapi.RestView;
+import com.google.gerrit.extensions.restapi.TopLevelResource;
+import com.google.gerrit.mail.Address;
+import com.google.gerrit.reviewdb.client.Account;
+import com.google.gerrit.reviewdb.server.ReviewDb;
+import com.google.gerrit.server.ApprovalsUtil;
+import com.google.gerrit.server.change.ReviewerResource;
+import com.google.gerrit.server.change.RevisionResource;
+import com.google.gerrit.server.restapi.account.AccountsCollection;
+import com.google.gwtorm.server.OrmException;
+import com.google.inject.Inject;
+import com.google.inject.Provider;
+import com.google.inject.Singleton;
+import java.io.IOException;
+import java.util.Collection;
+import org.eclipse.jgit.errors.ConfigInvalidException;
+
+@Singleton
+public class RevisionReviewers implements ChildCollection<RevisionResource, ReviewerResource> {
+  private final DynamicMap<RestView<ReviewerResource>> views;
+  private final Provider<ReviewDb> dbProvider;
+  private final ApprovalsUtil approvalsUtil;
+  private final AccountsCollection accounts;
+  private final ReviewerResource.Factory resourceFactory;
+  private final ListRevisionReviewers list;
+
+  @Inject
+  RevisionReviewers(
+      Provider<ReviewDb> dbProvider,
+      ApprovalsUtil approvalsUtil,
+      AccountsCollection accounts,
+      ReviewerResource.Factory resourceFactory,
+      DynamicMap<RestView<ReviewerResource>> views,
+      ListRevisionReviewers list) {
+    this.dbProvider = dbProvider;
+    this.approvalsUtil = approvalsUtil;
+    this.accounts = accounts;
+    this.resourceFactory = resourceFactory;
+    this.views = views;
+    this.list = list;
+  }
+
+  @Override
+  public DynamicMap<RestView<ReviewerResource>> views() {
+    return views;
+  }
+
+  @Override
+  public RestView<RevisionResource> list() {
+    return list;
+  }
+
+  @Override
+  public ReviewerResource parse(RevisionResource rsrc, IdString id)
+      throws OrmException, ResourceNotFoundException, AuthException, MethodNotAllowedException,
+          IOException, ConfigInvalidException {
+    if (!rsrc.isCurrent()) {
+      throw new MethodNotAllowedException("Cannot access on non-current patch set");
+    }
+    Address address = Address.tryParse(id.get());
+
+    Account.Id accountId = null;
+    try {
+      accountId = accounts.parse(TopLevelResource.INSTANCE, id).getUser().getAccountId();
+    } catch (ResourceNotFoundException e) {
+      if (address == null) {
+        throw e;
+      }
+    }
+    Collection<Account.Id> reviewers =
+        approvalsUtil.getReviewers(dbProvider.get(), rsrc.getNotes()).all();
+    // See if the id exists as a reviewer for this change
+    if (reviewers.contains(accountId)) {
+      return resourceFactory.create(rsrc, accountId);
+    }
+
+    // See if the address exists as a reviewer on the change
+    if (address != null && rsrc.getNotes().getReviewersByEmail().all().contains(address)) {
+      return new ReviewerResource(rsrc, address);
+    }
+
+    throw new ResourceNotFoundException(id);
+  }
+}