Package org.apache.fluo.api.data

Class RowColumn

java.lang.Object

org.apache.fluo.api.data.RowColumn

All Implemented Interfaces:

Serializable, Comparable<RowColumn>

public final class RowColumn
extends Object
implements Comparable<RowColumn>, Serializable

Represents all or subset of a Fluo row and Column. RowColumn is similar to an Accumulo Key. RowColumn is immutable after it is created.

Since:

1.0.0

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static RowColumn	EMPTY

Constructor Summary

Constructors

Constructor	Description
RowColumn()	Constructs a RowColumn with row set to Bytes.EMPTY and column set to Column.EMPTY
RowColumn(CharSequence row)	Constructs a RowColumn with only a row.
RowColumn(CharSequence row, Column col)	Constructs a RowColumn
RowColumn(Bytes row)	Constructs a RowColumn with only a row.
RowColumn(Bytes row, Column col)	Constructs a RowColumn

Method Summary

Modifier and Type	Method	Description
int	compareTo(RowColumn other)
boolean	equals(Object o)
RowColumn	following()	Returns a RowColumn following the current one
Column	getColumn()	Retrieves Column in RowColumn
Bytes	getRow()	Retrieves Row in RowColumn
String	getsRow()	Retrieves Row in RowColumn as a String using UTF-8 encoding.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY

public static final RowColumn EMPTY

Constructor Detail

RowColumn

public RowColumn()

Constructs a RowColumn with row set to Bytes.EMPTY and column set to Column.EMPTY

RowColumn

public RowColumn(Bytes row)

Constructs a RowColumn with only a row. Column will be set to Column.EMPTY

Parameters:

row - Bytes Row

RowColumn

public RowColumn(CharSequence row)

Constructs a RowColumn with only a row. Column will be set to Column.EMPTY

Parameters:

row - (will be UTF-8 encoded)

RowColumn

public RowColumn(Bytes row,
                 Column col)

Constructs a RowColumn

Parameters:

row - Bytes Row

col - Column

RowColumn

public RowColumn(CharSequence row,
                 Column col)

Constructs a RowColumn

Parameters:

row - Row String (will be UTF-8 encoded)

col - Column

Method Detail

getRow

public Bytes getRow()

Retrieves Row in RowColumn

Returns:

Row

getsRow

public String getsRow()

Retrieves Row in RowColumn as a String using UTF-8 encoding.

Returns:

Row

getColumn

public Column getColumn()

Retrieves Column in RowColumn

Returns:

Column

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

following

public RowColumn following()

Returns a RowColumn following the current one

Returns:

RowColumn following this one

compareTo

public int compareTo(RowColumn other)

Specified by:

compareTo in interface Comparable<RowColumn>