org.apache.hadoop.hbase
Class HLogEdit

java.lang.Object
  org.apache.hadoop.hbase.HLogEdit

All Implemented Interfaces:

Writable

public class HLogEdit
extends Object
implements Writable

A log value. These aren't sortable; you need to sort by the matching HLogKey. The table and row are already identified in HLogKey. This just indicates the column and value.

Constructor Summary

HLogEdit()
Default constructor used by Writable

HLogEdit(Text column, byte[] bval, long timestamp)
Construct a fully initialized HLogEdit

Method Summary

Text	getColumn()
long	getTimestamp()
byte[]	getVal()
void	readFields(DataInput in) Deserialize the fields of this object from in.
String	toString()
void	write(DataOutput out) Serialize the fields of this object to out.

Methods inherited from class java.lang.Object

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

Constructor Detail

HLogEdit

public HLogEdit()

Default constructor used by Writable

HLogEdit

public HLogEdit(Text column,
                byte[] bval,
                long timestamp)

Construct a fully initialized HLogEdit

Parameters:

column - column name

bval - value

timestamp - timestamp for modification

Method Detail

getColumn

public Text getColumn()

Returns:

the column

getVal

public byte[] getVal()

Returns:

the value

getTimestamp

public long getTimestamp()

Returns:

the timestamp

toString

public String toString()

Overrides:

toString in class Object

Returns:

First column name, timestamp, and first 128 bytes of the value bytes as a String.

write

public void write(DataOutput out)
           throws IOException

Serialize the fields of this object to out.

Specified by:

write in interface Writable

Parameters:

out - DataOuput to serialize this object into.

Throws:

IOException

readFields

public void readFields(DataInput in)
                throws IOException

Deserialize the fields of this object from in.

For efficiency, implementations should attempt to re-use storage in the existing object where possible.

Specified by:

readFields in interface Writable

Parameters:

in - DataInput to deseriablize this object from.

Throws:

IOException