Package com.macrofocus.molap.dataframe

Class ColumnMajorDataFrame<R extends ColumnMajorDataFrame.Row<C,V>,C extends ColumnMajorDataFrame.Column<R,V>,V>

java.lang.Object

com.macrofocus.molap.dataframe.AbstractDataFrame<R,C,V>

com.macrofocus.molap.dataframe.AbstractMutableDataFrame<R,C,V>

com.macrofocus.molap.dataframe.ColumnMajorDataFrame<R,C,V>

All Implemented Interfaces:

DataFrame<R,C,V>, MutableDataFrame<R,C,V>

public class ColumnMajorDataFrame<R extends ColumnMajorDataFrame.Row<C,V>,C extends ColumnMajorDataFrame.Column<R,V>,V>
extends AbstractMutableDataFrame<R,C,V>

Created by luc on 09/03/16.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	ColumnMajorDataFrame.Column<R,V>
static interface	ColumnMajorDataFrame.Row<C,V>

Nested classes/interfaces inherited from class com.macrofocus.molap.dataframe.AbstractDataFrame

AbstractDataFrame.ColumnSeries

Constructor Summary

Constructors

Constructor	Description
ColumnMajorDataFrame(R... rows)

Method Summary

Modifier and Type	Method	Description
void	addColumn(int i, C column)
void	addColumn(C column)
java.lang.Class	getColumnClass(C c)	Returns the most specific superclass for all cell values in a column
UniqueIndex<C>	getColumnIndex()	Gets the index used to access the columns.
Series<C,?>	getRow(R r)	Returns a series of all the values of a given row.
java.lang.Class	getRowClass(R r)	Returns the most specific superclass for all cell values in a row.
UniqueIndex<R>	getRowIndex()	Gets the index used to access the rows.
V	getValueAt(R r, C c)	Returns the value for the cell at the intersection of the column key and row key.
DataFrame	join(Series series, C[] cs)
void	setValueAt(R row, C column, V value)	Sets the value for the cell at the intersection of the column key and row key.

Methods inherited from class com.macrofocus.molap.dataframe.AbstractMutableDataFrame

reindexRows, reindexRows

Methods inherited from class com.macrofocus.molap.dataframe.AbstractDataFrame

addDataFrameListener, addWeakDataFrameListener, aggregate, aggregate, append, appendAndReindex, benchmark, columns, filter, getCentroid, getColumn, getColumnAddress, getColumnCount, getColumnKey, getColumnName, getConstant, getCount, getCountDistinct, getCountDistinctWithNull, getCube, getDataFrameAggregation, getDistributiveStatistics, getFirst, getFirstQuartile, getMax, getMean, getMedian, getMin, getRandom, getRowAddress, getRowCount, getRowKey, getStatistics, getStdDev, getSum, getThirdQuartile, getUnivariateStatistics, getVariance, getVarianceByPopulation, getWeightedMean, getWeightedSum, notifyDataFrameChanged, orderRows, print, print, printSchema, reindexColumns, reindexRows, reindexRows, reindexRows, remapColumns, removeColumns, removeDataFrameListener, removeDataFrameListeners, removeDuplicates, rows

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.macrofocus.molap.dataframe.DataFrame

addDataFrameListener, addWeakDataFrameListener, aggregate, aggregate, append, appendAndReindex, benchmark, columns, filter, getCentroid, getColumn, getColumnAddress, getColumnCount, getColumnKey, getColumnName, getConstant, getCount, getCountDistinct, getCountDistinctWithNull, getDataFrameAggregation, getDistributiveStatistics, getFirst, getFirstQuartile, getMax, getMean, getMedian, getMin, getRandom, getRowAddress, getRowCount, getRowKey, getStatistics, getStdDev, getSum, getThirdQuartile, getUnivariateStatistics, getVariance, getVarianceByPopulation, getWeightedMean, getWeightedSum, orderRows, print, print, printSchema, reindexColumns, reindexRows, reindexRows, reindexRows, remapColumns, removeColumns, removeDataFrameListener, removeDataFrameListeners, removeDuplicates, rows

Constructor Detail

ColumnMajorDataFrame

public ColumnMajorDataFrame(R... rows)

Method Detail

getRowClass

public java.lang.Class getRowClass(R r)

Description copied from interface: DataFrame

Returns the most specific superclass for all cell values in a row.

Parameters:

r - the key of the row

Returns:

the common ancestor class of the object values in the row.

getColumnClass

public java.lang.Class getColumnClass(C c)

Description copied from interface: DataFrame

Returns the most specific superclass for all cell values in a column

Parameters:

c - the key of the column

Returns:

the common ancestor class of the object values in the column.

getValueAt

public V getValueAt(R r,
                    C c)

Description copied from interface: DataFrame

Returns the value for the cell at the intersection of the column key and row key.

Parameters:

r - the row key whose value is to be queried

c - the column key whose value is to be queried

Returns:

the value Object at the specified cell

getRowIndex

public UniqueIndex<R> getRowIndex()

Description copied from interface: DataFrame

Gets the index used to access the rows.

Returns:

the row index

getColumnIndex

public UniqueIndex<C> getColumnIndex()

Description copied from interface: DataFrame

Gets the index used to access the columns.

Returns:

the column index

addColumn

public void addColumn(C column)

addColumn

public void addColumn(int i,
                      C column)

setValueAt

public void setValueAt(R row,
                       C column,
                       V value)

Description copied from interface: MutableDataFrame

Sets the value for the cell at the intersection of the column key and row key.

Parameters:

row - the row key whose value is to be changed

column - the column key whose value is to be changed

value - the new value at the specified cell

join

public DataFrame join(Series series,
                      C[] cs)

getRow

public Series<C,?> getRow(R r)

Description copied from interface: DataFrame

Returns a series of all the values of a given row.

Parameters:

r - the row key

Returns:

a Series object