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.indexstore.row;
  
  import java.io.Serializable;
  
  import org.apache.carbondata.core.indexstore.schema.CarbonRowSchema;
  
  /**
   * It is just a normal row to store data. Implementation classes could be safe and unsafe.
   * TODO move this class a global row and use across loading after DataType is changed class
   */
  public abstract class IndexRow implements Serializable {
  
    /**
     * This is made transient as it is temporary and should not be serialized
     */
    protected transient CarbonRowSchema[] schemas;
  
    public IndexRow(CarbonRowSchema[] schemas) {
      this.schemas = schemas;
    }
  
    public abstract byte[] getByteArray(int ordinal);
  
    public abstract IndexRow getRow(int ordinal);
  
    public abstract void setRow(IndexRow row, int ordinal);
  
    public abstract void setByteArray(byte[] byteArray, int ordinal);
  
    public abstract int getInt(int ordinal);
  
    public abstract void setInt(int value, int ordinal);
  
    public abstract void setByte(byte value, int ordinal);
  
    public abstract byte getByte(int ordinal);
  
    public abstract void setShort(short value, int ordinal);
  
    public abstract short getShort(int ordinal);
  
    public abstract void setLong(long value, int ordinal);
  
    public abstract long getLong(int ordinal);
  
    public abstract void setFloat(float value, int ordinal);
  
    public abstract float getFloat(int ordinal);
  
    public abstract void setDouble(double value, int ordinal);
  
    public abstract double getDouble(int ordinal);
  
    public abstract int getLengthInBytes(int ordinal);
  
    public abstract void setBoolean(boolean value, int ordinal);
  
    public abstract boolean getBoolean(int ordinal);
  
    public int getTotalSizeInBytes() {
      int len = 0;
      for (int i = 0; i < schemas.length; i++) {
        len += getSizeInBytes(i);
      }
      // for last offset in unsafe index row
      len += 4;
      return len;
    }
  
    public int getSizeInBytes(int ordinal) {
      switch (schemas[ordinal].getSchemaType()) {
        case FIXED:
          return schemas[ordinal].getLength();
        case VARIABLE_SHORT:
        case VARIABLE_INT:
          return getLengthInBytes(ordinal) + 4;
        case STRUCT:
          IndexRow row = getRow(ordinal);
          CarbonRowSchema[] childSchemas =
              ((CarbonRowSchema.StructCarbonRowSchema) schemas[ordinal]).getChildSchemas();
          // set the child schema. Because schema is transient it can be null
          row.setSchemas(childSchemas);
          return getRow(ordinal).getTotalSizeInBytes();
        default:
          throw new UnsupportedOperationException("wrong type");
      }
    }
  
    public int getColumnCount() {
      return schemas.length;
    }
  
    public void setSchemas(CarbonRowSchema[] schemas) {
      if (null == this.schemas) {
        this.schemas = schemas;
      }
    }
  }
  