HiveUnitUpdateProvider.java

/*
 * 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 gobblin.data.management.conversion.hive.provider;

import org.apache.hadoop.hive.ql.metadata.Partition;
import org.apache.hadoop.hive.ql.metadata.Table;

/**
 * An interface that finds when new data was added into a {@link Partition} or a {@link Table}
 */
public interface HiveUnitUpdateProvider {

  /**
   * Get the data update time of a {@link Partition}
   */
  public long getUpdateTime(Partition partition) throws UpdateNotFoundException;

  /**
   * Get the data update time of a {@link Table}
   */
  public long getUpdateTime(Table table) throws UpdateNotFoundException;

}