/*
* 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.db;
public interface DeletionPurger
{
public static final DeletionPurger PURGE_ALL = (ts, ldt) -> true;
public boolean shouldPurge(long timestamp, int localDeletionTime);
public default boolean shouldPurge(DeletionTime dt)
{
return !dt.isLive() && shouldPurge(dt.markedForDeleteAt(), dt.localDeletionTime());
}
public default boolean shouldPurge(LivenessInfo liveness, int nowInSec)
{
return !liveness.isLive(nowInSec) && shouldPurge(liveness.timestamp(), liveness.localExpirationTime());
}
}