com.epam.deltix.qsrv.hf.pub.MessageTimeComparator Maven / Gradle / Ivy

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/*
 * Copyright 2023 EPAM Systems, Inc
 *
 * See the NOTICE file distributed with this work for additional information
 * regarding copyright ownership. 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 com.epam.deltix.qsrv.hf.pub;

import com.epam.deltix.timebase.messages.TimeStampedMessage;
import com.epam.deltix.util.lang.MathUtil;
import java.util.Comparator;

/**
 *
 */
public class MessageTimeComparator implements Comparator  {

    private MessageTimeComparator () { }
    
    public int      compare (TimeStampedMessage o1, TimeStampedMessage o2) {
        return (MathUtil.sign (o1.getNanoTime() - o2.getNanoTime()));
    }



    public static final MessageTimeComparator   INSTANCE =
        new MessageTimeComparator ();
}