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.metadata.schema.table.column;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.carbondata.core.metadata.encoder.Encoding;
  
  public class CarbonDimension extends CarbonColumn {
    /**
     * serialization version
     */
    private static final long serialVersionUID = 3648269871656322681L;
  
    /**
     * List of child dimension for complex type
     */
    private List<CarbonDimension> listOfChildDimensions;
  
    /**
     * in case of dictionary dimension this will store the ordinal
     * of the dimension in MDKey
     */
    private int keyOrdinal;
  
    /**
     * Save the Parent Dimension of the complex Parent Column.
     */
    private CarbonDimension complexParentDimension = null;
  
    public CarbonDimension(ColumnSchema columnSchema, int ordinal, int keyOrdinal) {
         this(columnSchema, ordinal, keyOrdinal, 0);
    }
  
    public CarbonDimension(ColumnSchema columnSchema, int ordinal, int keyOrdinal,
        int schemaOrdinal) {
      super(columnSchema, ordinal, schemaOrdinal);
      this.keyOrdinal = keyOrdinal;
    }
  
    /**
     * this method will initialize list based on number of child dimensions Count
     */
    public void initializeChildDimensionsList(int childDimension) {
      listOfChildDimensions = new ArrayList<CarbonDimension>(childDimension);
    }
  
    /**
     * @return number of children for complex type
     */
    public int getNumberOfChild() {
      return columnSchema.getNumberOfChild();
    }
  
    /**
     * @return list of children dims for complex type
     */
    public List<CarbonDimension> getListOfChildDimensions() {
      return listOfChildDimensions;
    }
  
    public boolean hasEncoding(Encoding encoding) {
      return columnSchema.getEncodingList().contains(encoding);
    }
  
    /**
     * @return the keyOrdinal
     */
    public int getKeyOrdinal() {
      return keyOrdinal;
    }
  
    public void setComplexTypeOrdinal(int complexTypeOrdinal) {
    }
  
    /**
     * @return is column participated in sorting or not
     */
    public boolean isSortColumn() {
      return this.columnSchema.isSortColumn();
    }
  
    /**
     * to generate the hash code for this class
     */
    @Override
    public int hashCode() {
      final int prime = 31;
      int result = 1;
      result = prime * result + ((columnSchema == null) ? 0 : columnSchema.hashCode());
      return result;
    }
  
    /**
     * to check whether to dimension are equal or not
     */
    @Override
    public boolean equals(Object obj) {
      if (this == obj) {
        return true;
      }
      if (obj == null) {
        return false;
      }
      if (!(obj instanceof CarbonDimension)) {
        return false;
      }
      CarbonDimension other = (CarbonDimension) obj;
      if (columnSchema == null) {
        if (other.columnSchema != null) {
          return false;
        }
      } else if (!columnSchema.equals(other.columnSchema)) {
        return false;
      }
      return true;
    }
  
    public CarbonDimension getComplexParentDimension() {
      return complexParentDimension;
    }
  
    public void setComplexParentDimension(CarbonDimension complexParentDimension) {
      this.complexParentDimension = complexParentDimension;
    }
  }
  