/*
 * Copyright (C) 2022 Dremio
 *
 * 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 org.projectnessie.versioned.storage.rocksdb;

import com.google.common.util.concurrent.Striped;
import java.util.concurrent.locks.Lock;
import org.projectnessie.versioned.storage.common.persist.ObjId;

final class RocksDBRepo {

  private static final int STRIPES = 16;

  @SuppressWarnings("UnstableApiUsage")
  private final Striped<Lock> referencesLocks = Striped.lock(STRIPES);

  @SuppressWarnings("UnstableApiUsage")
  private final Striped<Lock> objLocks = Striped.lock(STRIPES);

  @SuppressWarnings("UnstableApiUsage")
  Lock referencesLock(String referenceName) {
    Lock l = referencesLocks.get(referenceName);
    l.lock();
    return l;
  }

  @SuppressWarnings("UnstableApiUsage")
  public Lock objLock(ObjId id) {
    Lock l = objLocks.get(id);
    l.lock();
    return l;
  }
}
