org.apache.druid.client.cache.LocalCacheProvider Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of druid-server Show documentation

Druid Server

The newest version!

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.druid.client.cache;

import com.fasterxml.jackson.annotation.JsonProperty;

import javax.validation.constraints.Min;

/**
 * Deprecated, use {@CaffeineCacheProvider}
 */
@Deprecated
public class LocalCacheProvider implements CacheProvider
{
  @JsonProperty
  @Min(0)
  private long sizeInBytes = 0;

  @JsonProperty
  @Min(0)
  private int initialSize = 500000;

  @JsonProperty
  @Min(0)
  private int logEvictionCount = 0;

  @Override
  public Cache get()
  {
    return new MapCache(new ByteCountingLRUMap(initialSize, logEvictionCount, sizeInBytes));
  }
}