// Copyright 2017 JanusGraph Authors
//
// Licensed 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.janusgraph.diskstorage.keycolumnvalue.ttl;

import org.janusgraph.diskstorage.BackendException;
import org.janusgraph.diskstorage.Entry;
import org.janusgraph.diskstorage.StaticBuffer;
import org.janusgraph.diskstorage.keycolumnvalue.KCVSProxy;
import org.janusgraph.diskstorage.keycolumnvalue.KeyColumnValueStore;
import org.janusgraph.diskstorage.keycolumnvalue.StoreTransaction;

import java.util.List;

/**
 * @author Matthias Broecheler (me@matthiasb.com)
 */
public class TTLKCVS extends KCVSProxy {

    private final int ttl;

    public TTLKCVS(KeyColumnValueStore store, int ttl) {
        super(store);
        this.ttl = ttl;
    }

    @Override
    public void mutate(StaticBuffer key, List<Entry> additions, List<StaticBuffer> deletions, StoreTransaction txh) throws BackendException {
        TTLKCVSManager.applyTTL(additions, ttl);
        store.mutate(key, additions, deletions, unwrapTx(txh));
    }

}