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The official MongoDB Apache Kafka Connect Connector.

There is a newer version: 1.13.1

/*
 * Copyright 2008-present MongoDB, Inc.
 *
 * 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.mongodb.kafka.connect.util.time;

import static com.mongodb.kafka.connect.util.Assertions.assertTrue;

import java.time.Duration;

public final class Timer {
  private final long startTime;

  private Timer() {
    this.startTime = System.nanoTime();
  }

  public static Timer start() {
    return new Timer();
  }

  /**
   * Gets the elapsed time.
   *
   * @return the elapsed time
   */
  public Duration getElapsedTime() {
    long elapsedNanos = System.nanoTime() - this.startTime;
    assertTrue(elapsedNanos >= 0);
    return Duration.ofNanos(elapsedNanos);
  }
}