/*
 * 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.cassandra.spark.data;

/**
 * Defines an interface to provide the size of a table in a given keyspace
 */
public interface TableSizeProvider
{
    /**
     * Returns the total used space for {@code table} across the datacenter.
     *
     * @param keyspace   the keyspace where the table lives
     * @param table      the table to get the size from
     * @param datacenter the datacenter
     * @return the total used space for {@code table} across the datacenter
     */
    long tableSizeInBytes(String keyspace, String table, String datacenter);
}
