Checkpoint.java

/*
 * Copyright © 2015 Cask Data, 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 co.cask.cdap.logging.save;

import com.google.common.base.Objects;

/**
 * Represents a checkpoint that can be saved when reading from Kafka.
 */
public class Checkpoint {
  private final long nextOffset;
  private final long maxEventTime;

  public Checkpoint(long nextOffset, long maxEventTime) {
    this.nextOffset = nextOffset;
    this.maxEventTime = maxEventTime;
  }

  public long getNextOffset() {
    return nextOffset;
  }

  public long getMaxEventTime() {
    return maxEventTime;
  }

  @Override
  public String toString() {
    return Objects.toStringHelper(this)
      .add("nextOffset", nextOffset)
      .add("maxEventTime", maxEventTime)
      .toString();
  }
}