com.google.gerrit.server.restapi.change.GetPastAssignees Maven / Gradle / Ivy

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There is a newer version: 3.11.0-rc3

// Copyright (C) 2016 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 static java.util.stream.Collectors.toList;

import com.google.gerrit.entities.Account;
import com.google.gerrit.extensions.common.AccountInfo;
import com.google.gerrit.extensions.restapi.Response;
import com.google.gerrit.extensions.restapi.RestReadView;
import com.google.gerrit.server.account.AccountLoader;
import com.google.gerrit.server.change.ChangeResource;
import com.google.gerrit.server.permissions.PermissionBackendException;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import java.util.Collections;
import java.util.List;
import java.util.Set;

@Singleton
public class GetPastAssignees implements RestReadView {
  private final AccountLoader.Factory accountLoaderFactory;

  @Inject
  GetPastAssignees(AccountLoader.Factory accountLoaderFactory) {
    this.accountLoaderFactory = accountLoaderFactory;
  }

  @Override
  public Response> apply(ChangeResource rsrc) throws PermissionBackendException {

    Set pastAssignees = rsrc.getNotes().load().getPastAssignees();
    if (pastAssignees == null) {
      return Response.ok(Collections.emptyList());
    }

    AccountLoader accountLoader = accountLoaderFactory.create(true);
    List infos = pastAssignees.stream().map(accountLoader::get).collect(toList());
    accountLoader.fill();
    return Response.ok(infos);
  }
}