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

java.lang.Object
  org.apache.hadoop.hive.ql.exec.persistence.AbstractMapJoinKey
      org.apache.hadoop.hive.ql.exec.persistence.MapJoinSingleKey

All Implemented Interfaces:

Externalizable, Serializable

public class MapJoinSingleKey
extends AbstractMapJoinKey

See Also:

Serialized Form

Field Summary

protected Object

obj

Fields inherited from class org.apache.hadoop.hive.ql.exec.persistence.AbstractMapJoinKey

metadataTag

Constructor Summary

MapJoinSingleKey()

MapJoinSingleKey(Object obj)

Method Summary

boolean	equals(Object o)
Object	getObj()
boolean	hasAnyNulls(boolean[] nullsafes)
int	hashCode()
void	readExternal(ObjectInput in)
void	setObj(Object obj)
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

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

Field Detail

obj

protected transient Object obj

Constructor Detail

MapJoinSingleKey

public MapJoinSingleKey()

MapJoinSingleKey

public MapJoinSingleKey(Object obj)

Parameters:

obj -

Method Detail

equals

public boolean equals(Object o)

Specified by:

equals in class AbstractMapJoinKey

hashCode

public int hashCode()

Specified by:

hashCode in class AbstractMapJoinKey

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Specified by:

readExternal in class AbstractMapJoinKey

Throws:

IOException

ClassNotFoundException

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Specified by:

writeExternal in class AbstractMapJoinKey

Throws:

IOException

getObj

public Object getObj()

Returns:

the obj

setObj

public void setObj(Object obj)

Parameters:

obj - the obj to set

hasAnyNulls

public boolean hasAnyNulls(boolean[] nullsafes)

Specified by:

hasAnyNulls in class AbstractMapJoinKey