com.nhncorp.neptune.client
Class Row

java.lang.Object
  com.nhncorp.neptune.client.Row

All Implemented Interfaces:

com.nhncorp.neptune.common.io.NWritable, java.lang.Comparable<Row>, org.apache.hadoop.io.Writable

public class Row
extends java.lang.Object
implements com.nhncorp.neptune.common.io.NWritable, java.lang.Comparable<Row>, org.apache.hadoop.io.Writable

Row is Value Object which represents Table's row.
A Row object has multiple columns.
Each column has multiple Cell Objects

Nested Class Summary

static class

Row.Key Row.Key class

Constructor Summary

Row()

Row(Row.Key key)

Method Summary

void	addCell(java.lang.String columnName, Cell newCell) Add Cell to specified column
void	addCellList(java.lang.String columnName, java.util.List<Cell> paramCells) Add Cell list to specified column
void	addCells(java.lang.String columnName, java.util.List<Cell> paramCells) Deprecated. Use addCellList()
int	compareTo(Row row)
boolean	equals(java.lang.Object obj)
java.util.Map<java.lang.String,java.util.TreeMap<Cell.Key,Cell>>	getAllCells()
Cell	getCell(java.lang.String columnName, Cell.Key cellKey) Return Cell object.
java.util.List<Cell>	getCellList(java.lang.String columnName) Return cell list
java.util.TreeMap<Cell.Key,Cell>	getCellMap(java.lang.String columnName) Return Map of Cells
java.util.TreeMap<Cell.Key,Cell>	getCellMaps(java.lang.String columnName) Deprecated. Use getCellMap()
java.util.List<Cell>	getCells(java.lang.String columnName) Deprecated. Use getCellList()
int	getColumnCount() return number of columns(NTable.get() or scan)
java.lang.String[]	getColumnNames()
int	getColumnSize() Deprecated. Use getColumnCount()
Cell	getFirst(java.lang.String columnName) Return first Cell object in specified column
java.util.List<Cell>	getFirstColumnCellList() Return Cell list This method must be used when called NTable.get() or scan with single column.
java.util.List<Cell>	getFirstColumnCells() Deprecated. Use getFirstColumnCellList()
Row.Key	getKey() Return Row.Key
int	getMaxNumCellValue() Return max number of Cell.Value
Cell	getOne(java.lang.String columnName) Deprecated. use getFirst()
void	print(java.lang.String columnName)
void	readFields(java.io.DataInput in) Reads the fields of this object from in.
void	setAllCells(java.util.Map<java.lang.String,java.util.TreeMap<Cell.Key,Cell>> cells)
void	setKey(Row.Key key)
void	write(java.io.DataOutput out) Writes the fields of this object to out.

Methods inherited from class java.lang.Object

getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Row

public Row()

Row

public Row(Row.Key key)

Method Detail

getColumnSize

public int getColumnSize()

Deprecated. Use getColumnCount()

Returns:

getColumnCount

public int getColumnCount()

return number of columns(NTable.get() or scan)

Returns:

getKey

public Row.Key getKey()

Return Row.Key

Returns:

addCell

public void addCell(java.lang.String columnName,
                    Cell newCell)

Add Cell to specified column

Parameters:

columnName -

newCell -

addCells

public void addCells(java.lang.String columnName,
                     java.util.List<Cell> paramCells)

Deprecated. Use addCellList()

addCellList

public void addCellList(java.lang.String columnName,
                        java.util.List<Cell> paramCells)

Add Cell list to specified column

Parameters:

columnName -

paramCells -

getCells

public java.util.List<Cell> getCells(java.lang.String columnName)

Deprecated. Use getCellList()

Parameters:

columnName -

Returns:

getCell

public Cell getCell(java.lang.String columnName,
                    Cell.Key cellKey)

Return Cell object.

Parameters:

columnName -

cellKey -

Returns:

cell 객체

getCellList

public java.util.List<Cell> getCellList(java.lang.String columnName)

Return cell list

Parameters:

columnName -

Returns:

getCellMaps

public java.util.TreeMap<Cell.Key,Cell> getCellMaps(java.lang.String columnName)

Deprecated. Use getCellMap()

Parameters:

columnName -

Returns:

getCellMap

public java.util.TreeMap<Cell.Key,Cell> getCellMap(java.lang.String columnName)

Return Map of Cells

Parameters:

columnName -

Returns:

getOne

public Cell getOne(java.lang.String columnName)

Deprecated. use getFirst()

Parameters:

columnName -

Returns:

getFirst

public Cell getFirst(java.lang.String columnName)

Return first Cell object in specified column

Parameters:

columnName -

Returns:

getFirstColumnCells

public java.util.List<Cell> getFirstColumnCells()
                                         throws java.io.IOException

Deprecated. Use getFirstColumnCellList()

Returns:

Throws:

java.io.IOException

getFirstColumnCellList

public java.util.List<Cell> getFirstColumnCellList()
                                            throws java.io.IOException

Return Cell list
This method must be used when called NTable.get() or scan with single column.
If getColumnCount() > 1, throws IOExcepiton.

Returns:

Throws:

java.io.IOException

readFields

public void readFields(java.io.DataInput in)
                throws java.io.IOException

Description copied from interface: com.nhncorp.neptune.common.io.NWritable

Reads 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 com.nhncorp.neptune.common.io.NWritable

Specified by:

readFields in interface org.apache.hadoop.io.Writable

Throws:

java.io.IOException

write

public void write(java.io.DataOutput out)
           throws java.io.IOException

Description copied from interface: com.nhncorp.neptune.common.io.NWritable

Writes the fields of this object to out.

Specified by:

write in interface com.nhncorp.neptune.common.io.NWritable

Specified by:

write in interface org.apache.hadoop.io.Writable

Throws:

java.io.IOException

compareTo

public int compareTo(Row row)

Specified by:

compareTo in interface java.lang.Comparable<Row>

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

getAllCells

public java.util.Map<java.lang.String,java.util.TreeMap<Cell.Key,Cell>> getAllCells()

setAllCells

public void setAllCells(java.util.Map<java.lang.String,java.util.TreeMap<Cell.Key,Cell>> cells)

setKey

public void setKey(Row.Key key)

getColumnNames

public java.lang.String[] getColumnNames()

print

public void print(java.lang.String columnName)

getMaxNumCellValue

public int getMaxNumCellValue()

Return max number of Cell.Value

Returns: