/*
 * 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.phoenix.schema;

public abstract class PTableRef {

  protected final int estSize;
  protected final long createTime;
  protected final long resolvedTimeStamp;

  public PTableRef(long createTime, long resolvedTime, int estimatedSize) {
    this.estSize = estimatedSize;
    this.resolvedTimeStamp = resolvedTime;
    this.createTime = createTime;
  }

  /**
   * Tracks how long this entry has been in the cache
   * @return time in milliseconds for how long this entry has been in the cache.
   */
  public long getCreateTime() {
    return createTime;
  }

  public abstract PTable getTable();

  public long getResolvedTimeStamp() {
    return resolvedTimeStamp;
  }

  public int getEstimatedSize() {
    return estSize;
  }
}
