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.memory;
  
  import javax.annotation.Nullable;
  
  /**
   * Code ported from Apache Spark {org.apache.spark.unsafe.memory} package
   * A consecutive block of memory, starting at a {@link MemoryLocation} with a fixed size.
   */
  public class MemoryBlock extends MemoryLocation {
  
    private final long length;
  
    /**
     * whether freed or not
     */
    private boolean isFreed;
  
    /**
     * Whether it is off-heap or on-heap memory type
     */
    private MemoryType memoryType;
  
    public MemoryBlock(@Nullable Object obj, long offset, long length, MemoryType memoryType) {
      super(obj, offset);
      this.length = length;
      this.isFreed = false;
      this.memoryType = memoryType;
    }
  
    /**
     * Returns the size of the memory block.
     */
    public long size() {
      return length;
    }
  
    public boolean isFreedStatus() {
      return this.isFreed;
    }
  
    public void setFreedStatus(boolean freedStatus) {
      this.isFreed = freedStatus;
    }
  
    public MemoryType getMemoryType() {
      return memoryType;
    }
  }
  