core/src/main/java/org/apache/carbondata/core/datastore/chunk/store/impl/safe/SafeVariableIntLengthDimensionDataChunkStore.java

/*
 * 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.datastore.chunk.store.impl.safe;

import java.nio.ByteBuffer;

import org.apache.carbondata.core.constants.CarbonCommonConstants;

/**
 * Below class is responsible to store variable long length(>32000) dimension data chunk in
 * memory. Memory occupied can be on heap or off-heap using unsafe interface
 */
public class SafeVariableIntLengthDimensionDataChunkStore
    extends SafeVariableLengthDimensionDataChunkStore {
  public SafeVariableIntLengthDimensionDataChunkStore(boolean isInvertedIndex, int numberOfRows,
      int dataLength) {
    super(isInvertedIndex, numberOfRows, dataLength);
  }

  @Override
  protected int getLengthSize() {
    return CarbonCommonConstants.INT_SIZE_IN_BYTE;
  }

  @Override
  protected int getLengthFromBuffer(ByteBuffer buffer) {
    return buffer.getInt();
  }
}