google-nomulus/java/google/registry/util/DatastoreServiceUtils.java
mcilwain bbe2584da4 Refactor Guava functional methods to use lambdas
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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=177027488
2017-12-01 22:14:05 -05:00

27 lines
1 KiB
Java

// Copyright 2017 The Nomulus Authors. 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 google.registry.util;
import com.google.appengine.api.datastore.Key;
import java.util.Optional;
/** Utility methods for working with the App Engine Datastore service. */
public class DatastoreServiceUtils {
/** Returns the name or id of a key, which may be a string or a long. */
public static Object getNameOrId(Key key) {
return Optional.<Object>ofNullable(key.getName()).orElse(key.getId());
}
}