content: /*
   * 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.asterix.common.transactions;
  
  import org.apache.asterix.common.config.TransactionProperties;
  
  public class CheckpointProperties {
  
      private final String checkpointDirPath;
      private final int lsnThreshold;
      private final int pollFrequency;
      private final int historyToKeep;
      private final int datasetCheckpointInterval;
  
      public CheckpointProperties(TransactionProperties txnProperties, String nodeId) {
          // Currently we use the log files directory for checkpoints
          checkpointDirPath = txnProperties.getLogDirectory(nodeId);
          lsnThreshold = txnProperties.getCheckpointLSNThreshold();
          pollFrequency = txnProperties.getCheckpointPollFrequency();
          historyToKeep = txnProperties.getCheckpointHistory();
          datasetCheckpointInterval = txnProperties.getDatasetCheckpointInterval();
      }
  
      public int getLsnThreshold() {
          return lsnThreshold;
      }
  
      public int getPollFrequency() {
          return pollFrequency;
      }
  
      public int getHistoryToKeep() {
          return historyToKeep;
      }
  
      public String getCheckpointDirPath() {
          return checkpointDirPath;
      }
  
      public int getDatasetCheckpointInterval() {
          return datasetCheckpointInterval;
      }
  
      @Override
      public String toString() {
          return "{\"class\" : \"" + getClass().getSimpleName() + "\", \"checkpoint-dir-path\" : \"" + checkpointDirPath
                  + "\", \"lsn-threshold\" : " + lsnThreshold + ", \"poll-frequency\" : " + pollFrequency
                  + ", \"history-to-keep\" : " + historyToKeep + ", \"dataset-checkpoint-interval\" : "
                  + datasetCheckpointInterval + "}";
      }
  }
  