org.apache.hadoop.hive.serde2.columnar
Class LazyBinaryColumnarStruct

java.lang.Object
  org.apache.hadoop.hive.serde2.columnar.ColumnarStructBase
      org.apache.hadoop.hive.serde2.columnar.LazyBinaryColumnarStruct

All Implemented Interfaces:

SerDeStatsStruct

public class LazyBinaryColumnarStruct
extends ColumnarStructBase

Field Summary

Fields inherited from class org.apache.hadoop.hive.serde2.columnar.ColumnarStructBase

prjColIDs

Constructor Summary

LazyBinaryColumnarStruct(ObjectInspector oi, ArrayList<Integer> notSkippedColumnIDs)

Method Summary

protected LazyObjectBase	createLazyObjectBase(ObjectInspector objectInspector) create the lazy object for this field
protected int	getLength(ObjectInspector objectInspector, ByteArrayRef cachedByteArrayRef, int start, int length) Check if the object is null and return the length of the stream

Methods inherited from class org.apache.hadoop.hive.serde2.columnar.ColumnarStructBase

getField, getFieldsAsList, getRawDataSerializedSize, init

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LazyBinaryColumnarStruct

public LazyBinaryColumnarStruct(ObjectInspector oi,
                                ArrayList<Integer> notSkippedColumnIDs)

Method Detail

getLength

protected int getLength(ObjectInspector objectInspector,
                        ByteArrayRef cachedByteArrayRef,
                        int start,
                        int length)

Description copied from class: ColumnarStructBase

Check if the object is null and return the length of the stream

Specified by:

getLength in class ColumnarStructBase

cachedByteArrayRef - the bytes of the object

start - the start offset

length - the length

Returns:

-1 for null, >=0 for length

createLazyObjectBase

protected LazyObjectBase createLazyObjectBase(ObjectInspector objectInspector)

Description copied from class: ColumnarStructBase

create the lazy object for this field

Specified by:

createLazyObjectBase in class ColumnarStructBase

Parameters:

objectInspector - the object inspector for the field

Returns:

the lazy object for the field