org.apache.hadoop.hive.ql.exec.persistence
Class MapJoinKeyObject

java.lang.Object
  org.apache.hadoop.hive.ql.exec.persistence.MapJoinKey
      org.apache.hadoop.hive.ql.exec.persistence.MapJoinKeyObject

public class MapJoinKeyObject
extends MapJoinKey

Constructor Summary

MapJoinKeyObject()

MapJoinKeyObject(Object[] key)

Method Summary

boolean	equals(Object obj)
int	getKeyLength()
protected boolean[]	getNulls()
boolean	hasAnyNulls(int fieldCount, boolean[] nullsafes)
int	hashCode()
void	read(MapJoinObjectSerDeContext context, ObjectInputStream in, org.apache.hadoop.io.Writable container)
void	read(MapJoinObjectSerDeContext context, org.apache.hadoop.io.Writable container)
protected void	read(ObjectInspector oi, Object obj)
protected void	readFromRow(Object[] fieldObjs, List<ObjectInspector> keyFieldsOI)
void	readFromVector(VectorHashKeyWrapper kw, VectorExpressionWriter[] keyOutputWriters, VectorHashKeyWrapperBatch keyWrapperBatch)
void	write(MapJoinObjectSerDeContext context, ObjectOutputStream out)

Methods inherited from class org.apache.hadoop.hive.ql.exec.persistence.MapJoinKey

read, readFromRow, readFromVector

Methods inherited from class java.lang.Object

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

Constructor Detail

MapJoinKeyObject

public MapJoinKeyObject(Object[] key)

MapJoinKeyObject

public MapJoinKeyObject()

Method Detail

getKeyLength

public int getKeyLength()

hasAnyNulls

public boolean hasAnyNulls(int fieldCount,
                           boolean[] nullsafes)

Specified by:

hasAnyNulls in class MapJoinKey

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

read

public void read(MapJoinObjectSerDeContext context,
                 ObjectInputStream in,
                 org.apache.hadoop.io.Writable container)
          throws IOException,
                 SerDeException

Throws:

IOException

SerDeException

read

public void read(MapJoinObjectSerDeContext context,
                 org.apache.hadoop.io.Writable container)
          throws SerDeException

Throws:

SerDeException

read

protected void read(ObjectInspector oi,
                    Object obj)
             throws SerDeException

Throws:

SerDeException

write

public void write(MapJoinObjectSerDeContext context,
                  ObjectOutputStream out)
           throws IOException,
                  SerDeException

Specified by:

write in class MapJoinKey

Throws:

IOException

SerDeException

readFromRow

protected void readFromRow(Object[] fieldObjs,
                           List<ObjectInspector> keyFieldsOI)
                    throws HiveException

Throws:

HiveException

getNulls

protected boolean[] getNulls()

readFromVector

public void readFromVector(VectorHashKeyWrapper kw,
                           VectorExpressionWriter[] keyOutputWriters,
                           VectorHashKeyWrapperBatch keyWrapperBatch)
                    throws HiveException

Throws:

HiveException