/*
 * 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.ignite.internal.processors.cache.mvcc;

/**
 *
 */
public class VacuumMetrics {
    /** */
    private long cleanupRowsCnt;

    /** */
    private long scannedRowsCnt;

    /** */
    private long searchNanoTime;

    /** */
    private long cleanupNanoTime;

    /**
     * @return Cleanup rows count.
     */
    public long cleanupRowsCount() {
        return cleanupRowsCnt;
    }

    /**
     * @return Scanned rows count.
     */
    public long scannedRowsCount() {
        return scannedRowsCnt;
    }

    /**
     * @return Search nano time.
     */
    public long searchNanoTime() {
        return searchNanoTime;
    }

    /**
     * @return Cleanup nano time
     */
    public long cleanupNanoTime() {
        return cleanupNanoTime;
    }


    /**
     * @param delta Delta.
     */
    public void addCleanupRowsCnt(long delta) {
        cleanupRowsCnt += delta;
    }

    /**
     * @param delta Delta.
     */
    public void addScannedRowsCount(long delta) {
        scannedRowsCnt += delta;
    }

    /**
     * @param delta Delta.
     */
    public void addSearchNanoTime(long delta) {
        searchNanoTime += delta;
    }

    /**
     * @param delta Delta.
     */
    public void addCleanupNanoTime(long delta) {
        cleanupNanoTime += delta;
    }

    /** */
    @Override public String toString() {
        return "VacuumMetrics[" +
            "cleanupRowsCnt=" + cleanupRowsCnt +
            ", scannedRowsCnt=" + scannedRowsCnt +
            ", searchNanoTime=" + Math.round((float)searchNanoTime / 1_000_000) +
            " ms, cleanupNanoTime=" + Math.round((float)cleanupNanoTime / 1_000_000) +
            " ms]";
    }
}