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.om.pointables;
  
  import org.apache.asterix.om.pointables.base.ICastingPointable;
  import org.apache.asterix.om.pointables.visitor.ICastingPointableVisitor;
  import org.apache.asterix.om.types.ATypeTag;
  import org.apache.asterix.om.types.IAType;
  import org.apache.asterix.om.util.container.IObjectFactory;
  import org.apache.hyracks.api.exceptions.HyracksDataException;
  
  public class AFlatValueCastingPointable extends AbstractCastingPointable {
  
      public static final ICastingPointable nullPointable =
              new AFlatValueCastingPointable(new byte[] { ATypeTag.SERIALIZED_NULL_TYPE_TAG });
      public static final ICastingPointable missingPointable =
              new AFlatValueCastingPointable(new byte[] { ATypeTag.SERIALIZED_MISSING_TYPE_TAG });
      public static final IObjectFactory<AFlatValueCastingPointable, IAType> FACTORY =
              type -> new AFlatValueCastingPointable();
  
      private AFlatValueCastingPointable() {
  
      }
  
      private AFlatValueCastingPointable(byte[] bytes) {
          set(bytes, 0, bytes.length);
      }
  
      @Override
      public <R, T> R accept(ICastingPointableVisitor<R, T> visitor, T arg) throws HyracksDataException {
          return visitor.visit(this, arg);
      }
  
      @Override
      public Type getType() {
          return Type.FLAT;
      }
  }
  