com.couchbase.client.core.manager.bucket.CoreStorageBackend Maven / Gradle / Ivy

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The official Couchbase JVM Core IO Library

There is a newer version: 3.7.2

/*
 * Copyright 2023 Couchbase, Inc.
 *
 * 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
 *
 * https://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.couchbase.client.core.manager.bucket;

import com.couchbase.client.core.annotation.Stability;
import com.couchbase.client.core.deps.com.fasterxml.jackson.annotation.JsonCreator;
import com.couchbase.client.core.deps.com.fasterxml.jackson.annotation.JsonValue;

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;

import static java.util.Objects.requireNonNull;

@Stability.Internal
public class CoreStorageBackend {
  private static final ConcurrentMap interned = new ConcurrentHashMap<>();

  public static final CoreStorageBackend COUCHSTORE = of("couchstore");

  public static final CoreStorageBackend MAGMA = of("magma");

  private final String alias;

  private CoreStorageBackend(String alias) {
    this.alias = requireNonNull(alias);
  }

  @JsonCreator
  @Stability.Internal
  public static CoreStorageBackend of(String alias) {
    return interned.computeIfAbsent(alias, k -> new CoreStorageBackend(alias));
  }

  @JsonValue
  @Stability.Internal
  public String alias() {
    return alias;
  }

  @Override
  public String toString() {
    return alias();
  }
}