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.carbondata.core.mutate;
  
  import java.io.Serializable;
  import java.util.ArrayList;
  import java.util.List;
  import java.util.Map;
  import java.util.Set;
  import java.util.TreeMap;
  
  import org.apache.carbondata.common.logging.LogServiceFactory;
  
  import org.apache.log4j.Logger;
  
  /**
   * This class stores the block details of delete delta file
   */
  public class DeleteDeltaBlockDetails implements Serializable {
  
    private static final long serialVersionUID = 1206104914918495724L;
  
    private Map<String, DeleteDeltaBlockletDetails> blockletDetailsMap;
    private String blockName;
  
    /**
     * LOGGER
     */
    private static final Logger LOGGER =
        LogServiceFactory.getLogService(DeleteDeltaBlockDetails.class.getName());
  
    public DeleteDeltaBlockDetails(String blockName) {
      this.blockName = blockName;
      blockletDetailsMap = new TreeMap<>();
    }
  
    @Override
    public boolean equals(Object obj) {
      if (this == obj) return true;
      if (obj == null || !(obj instanceof DeleteDeltaBlockDetails)) return false;
  
      DeleteDeltaBlockDetails that = (DeleteDeltaBlockDetails) obj;
  
      return blockName.equals(that.blockName);
  
    }
  
    @Override
    public int hashCode() {
      return blockName.hashCode();
    }
  
    public List<DeleteDeltaBlockletDetails> getBlockletDetails() {
      List<DeleteDeltaBlockletDetails> deleteDeltaBlockletDetailsList = new ArrayList<>();
      if (null != blockletDetailsMap) {
        Set<Map.Entry<String, DeleteDeltaBlockletDetails>> entries = blockletDetailsMap.entrySet();
        if (null != entries && !entries.isEmpty()) {
          for (Map.Entry<String, DeleteDeltaBlockletDetails> entry : entries) {
            deleteDeltaBlockletDetailsList.add(entry.getValue());
          }
        }
      }
      return deleteDeltaBlockletDetailsList;
    }
  
    public boolean addBlockletDetails(DeleteDeltaBlockletDetails blocklet) {
      DeleteDeltaBlockletDetails deleteDeltaBlockletDetails =
          blockletDetailsMap.get(blocklet.getBlockletKey());
      if (null == deleteDeltaBlockletDetails) {
        blockletDetailsMap.put(blocklet.getBlockletKey(), blocklet);
        return true;
      } else {
        deleteDeltaBlockletDetails.addDeletedRows(blocklet.getDeletedRows());
        return true;
      }
    }
  
    public boolean addBlocklet(String blockletId, String offset, Integer pageId) throws Exception {
      DeleteDeltaBlockletDetails blocklet = new DeleteDeltaBlockletDetails(blockletId, pageId);
      try {
        blocklet.addDeletedRow(CarbonUpdateUtil.getIntegerValue(offset));
        return addBlockletDetails(blocklet);
      } catch (Exception e) {
        if (LOGGER.isDebugEnabled()) {
          LOGGER.debug(e.getMessage());
        }
        throw e;
      }
  
    }
  }
  