DBStatisticsMBean.java

package com.linkedin.databus.monitoring.mbean;
/*
 *
 * Copyright 2013 LinkedIn Corp. All rights reserved
 *
 * 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.
 *
*/

/**
 *
 * @author snagaraj
 *Provides SCN related metrics of  source DB's of Databus2 Relays
 */

public interface DBStatisticsMBean
{

  /** Return source Mbean **/
  public String getDBSourceName();

  /** Return maximum SCN in source database */
  public long getMaxDBScn();

  /** Return per source statistics */
  public SourceDBStatisticsMBean getPerSourceStatistics(String name);

  /** Reset all statistics to zero. Typically for debugging / testing purposes. */
  public void reset();

  /** Get timestamp in seconds of last update */
  public long getTimeSinceLastUpdate();

}