org.apache.hadoop.hbase.client

Class HTable.CheckAndMutateBuilderImpl

java.lang.Object

org.apache.hadoop.hbase.client.HTable.CheckAndMutateBuilderImpl

All Implemented Interfaces:

Table.CheckAndMutateBuilder

Enclosing class:

HTable

private class HTable.CheckAndMutateBuilderImpl
extends Object
implements Table.CheckAndMutateBuilder

Field Summary

Fields

Modifier and Type	Field and Description
private byte[]	family
private CompareOperator	op
private byte[]	qualifier
private byte[]	row
private TimeRange	timeRange
private byte[]	value

Constructor Summary

Constructors

Constructor and Description
CheckAndMutateBuilderImpl(byte[] row, byte[] family)

Method Summary

Modifier and Type	Method and Description
Table.CheckAndMutateBuilder	ifMatches(CompareOperator compareOp, byte[] value) Check for match.
Table.CheckAndMutateBuilder	ifNotExists() Check for lack of column.
private void	preCheck()
Table.CheckAndMutateBuilder	qualifier(byte[] qualifier) Specify a column qualifer
boolean	thenDelete(Delete delete) Specify a Delete to commit if the check succeeds.
boolean	thenMutate(RowMutations mutation) Specify a RowMutations to commit if the check succeeds.
boolean	thenPut(Put put) Specify a Put to commit if the check succeeds.
Table.CheckAndMutateBuilder	timeRange(TimeRange timeRange) Specify a timerange

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.hbase.client.Table.CheckAndMutateBuilder

ifEquals

Field Detail

row

private final byte[] row

family

private final byte[] family

qualifier

private byte[] qualifier

timeRange

private TimeRange timeRange

op

private CompareOperator op

value

private byte[] value

Constructor Detail

CheckAndMutateBuilderImpl

CheckAndMutateBuilderImpl(byte[] row,
                          byte[] family)

Method Detail

qualifier

public Table.CheckAndMutateBuilder qualifier(byte[] qualifier)

Description copied from interface: Table.CheckAndMutateBuilder

Specify a column qualifer

Specified by:

qualifier in interface Table.CheckAndMutateBuilder

Parameters:

qualifier - column qualifier to check.

timeRange

public Table.CheckAndMutateBuilder timeRange(TimeRange timeRange)

Description copied from interface: Table.CheckAndMutateBuilder

Specify a timerange

Specified by:

timeRange in interface Table.CheckAndMutateBuilder

Parameters:

timeRange - timeRange to check

ifNotExists

public Table.CheckAndMutateBuilder ifNotExists()

Description copied from interface: Table.CheckAndMutateBuilder

Check for lack of column.

Specified by:

ifNotExists in interface Table.CheckAndMutateBuilder

ifMatches

public Table.CheckAndMutateBuilder ifMatches(CompareOperator compareOp,
                                             byte[] value)

Description copied from interface: Table.CheckAndMutateBuilder

Check for match.

Specified by:

ifMatches in interface Table.CheckAndMutateBuilder

Parameters:

compareOp - comparison operator to use

value - the expected value

preCheck

private void preCheck()

thenPut

public boolean thenPut(Put put)
                throws IOException

Description copied from interface: Table.CheckAndMutateBuilder

Specify a Put to commit if the check succeeds.

Specified by:

thenPut in interface Table.CheckAndMutateBuilder

Parameters:

put - data to put if check succeeds

Returns:

true if the new put was executed, false otherwise.

Throws:

IOException

thenDelete

public boolean thenDelete(Delete delete)
                   throws IOException

Description copied from interface: Table.CheckAndMutateBuilder

Specify a Delete to commit if the check succeeds.

Specified by:

thenDelete in interface Table.CheckAndMutateBuilder

Parameters:

delete - data to delete if check succeeds

Returns:

true if the new delete was executed, false otherwise.

Throws:

IOException

thenMutate

public boolean thenMutate(RowMutations mutation)
                   throws IOException

Description copied from interface: Table.CheckAndMutateBuilder

Specify a RowMutations to commit if the check succeeds.

Specified by:

thenMutate in interface Table.CheckAndMutateBuilder

Parameters:

mutation - mutations to perform if check succeeds

Returns:

true if the new mutation was executed, false otherwise.

Throws:

IOException