content: /*
   * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
   * (the "License"). You may not use this work except in compliance with the License, which is
   * available at www.apache.org/licenses/LICENSE-2.0
   *
   * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
   * either express or implied, as more fully set forth in the License.
   *
   * See the NOTICE file distributed with this work for information regarding copyright ownership.
   */
  
  package alluxio.client.hive;
  
  import com.google.common.base.MoreObjects;
  import com.google.common.base.Objects;
  
  import javax.annotation.Nullable;
  
  /**
   * Data structure that stores and returns Hive related Cache Scope.
   */
  public class HiveCacheContext {
    private final String mDatabase;
    private final String mTable;
    private final String mPartition;
  
    /**
     * Constructor.
     * @param database    the database name
     * @param table       the table name
     * @param partition   the partition name
     */
    public HiveCacheContext(String database, String table, String partition) {
      mDatabase = database;
      mTable = table;
      mPartition = partition;
    }
  
    /**
     * @return the database in the hive cache context
     */
    public String getDatabase() {
      return mDatabase;
    }
  
    /**
     * @return the table in the hive cache context
     */
    public String getTable() {
      return mTable;
    }
  
    /**
     * @return the partition in the hive cache context
     */
    @Nullable
    public String getPartition() {
      return mPartition;
    }
  
    @Override
    public boolean equals(Object o) {
      if (this == o) {
        return true;
      }
      if (o == null || getClass() != o.getClass()) {
        return false;
      }
      HiveCacheContext that = (HiveCacheContext) o;
      return java.util.Objects.equals(mDatabase, that.mDatabase)
          && java.util.Objects.equals(mTable, that.mTable)
          && java.util.Objects.equals(mPartition, that.mPartition);
    }
  
    @Override
    public int hashCode() {
      return Objects.hashCode(mDatabase, mTable, mPartition);
    }
  
    @Override
    public String toString() {
      return MoreObjects.toStringHelper(this)
          .add("database", mDatabase)
          .add("partition", mPartition)
          .add("table", mTable)
          .toString();
    }
  }
  