Package tech.tablesaw.index

Class ByteIndex

java.lang.Object

tech.tablesaw.index.ByteIndex

All Implemented Interfaces:

Index

public class ByteIndex
extends Object
implements Index

An index for byte columns (BooleanColumn)

Constructor Summary

Constructors

Constructor	Description
ByteIndex(BooleanColumn column)	Constructs an index for the given column

Method Summary

Modifier and Type	Method	Description
Selection	atLeast(byte value)	Returns a Selection of all values at least as large as the given value
Selection	atMost(byte value)	Returns a Selection of all values at most as large as the given value
Selection	get(byte value)	Returns a bitmap containing row numbers of all cells matching the given int
Selection	greaterThan(byte value)	Returns a Selection of all values greater than the given value
Selection	lessThan(byte value)	Returns a Selection of all values less than the given value

Methods inherited from class java.lang.Object

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

Constructor Details

ByteIndex

public ByteIndex(BooleanColumn column)

Constructs an index for the given column

Method Details

get

public Selection get(byte value)

Returns a bitmap containing row numbers of all cells matching the given int

Parameters:

value - This is a 'key' from the index perspective, meaning it is a value from the standpoint of the column

atLeast

public Selection atLeast(byte value)

Returns a Selection of all values at least as large as the given value

greaterThan

public Selection greaterThan(byte value)

Returns a Selection of all values greater than the given value

atMost

public Selection atMost(byte value)

Returns a Selection of all values at most as large as the given value

lessThan

public Selection lessThan(byte value)

Returns a Selection of all values less than the given value