gerrit-server/src/main/java/com/google/gerrit/server/account/GetAvatarChangeUrl.java


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// Copyright (C) 2013 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.account;

import com.google.common.base.Strings;
import com.google.gerrit.extensions.registration.DynamicItem;
import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
import com.google.gerrit.extensions.restapi.RestReadView;
import com.google.gerrit.server.avatar.AvatarProvider;
import com.google.inject.Inject;

public class GetAvatarChangeUrl implements RestReadView<AccountResource> {
  private final DynamicItem<AvatarProvider> avatarProvider;

  @Inject
  GetAvatarChangeUrl(DynamicItem<AvatarProvider> avatarProvider) {
    this.avatarProvider = avatarProvider;
  }

  @Override
  public String apply(AccountResource rsrc)
      throws ResourceNotFoundException {
    AvatarProvider impl = avatarProvider.get();
    if (impl == null) {
      throw new ResourceNotFoundException();
    }

    String url = impl.getChangeAvatarUrl(rsrc.getUser());
    if (Strings.isNullOrEmpty(url)) {
      throw new ResourceNotFoundException();
    } else {
      return url;
    }
  }
}