org.dashbuilder.dataset.engine.group

Class IntervalList

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractList<E>

java.util.ArrayList<Interval>

org.dashbuilder.dataset.engine.group.IntervalList

All Implemented Interfaces:

Serializable, Cloneable, Iterable<Interval>, Collection<Interval>, List<Interval>, RandomAccess

Direct Known Subclasses:

IntervalListDayOfWeek, IntervalListMonth, IntervalListQuarter, IntervalListSecond

public abstract class IntervalList
extends ArrayList<Interval>

An list containing the intervals derived from an specific domain configuration.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected ColumnGroup	columnGroup
protected String	intervalType
protected Object	maxValue
protected Object	minValue

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

Constructors

Constructor and Description
IntervalList(ColumnGroup columnGroup)

Method Summary

Modifier and Type	Method and Description
ColumnGroup	getColumnGroup()
String	getIntervalType()
Object	getMaxValue()
Object	getMinValue()
void	indexValue(Object value, int row) Index the given value into the appropriate interval.
IntervalList	indexValues(List<Object> values, List<Integer> rows) Creates and classify the list of specified values into intervals.
abstract Interval	locateInterval(Object value) Get the interval that holds the given value.
void	setIntervalType(String intervalType)
void	setMaxValue(Object maxValue)
void	setMinValue(Object minValue)

Methods inherited from class java.util.ArrayList

add, add, addAll, addAll, clear, clone, contains, ensureCapacity, forEach, get, indexOf, isEmpty, iterator, lastIndexOf, listIterator, listIterator, remove, remove, removeAll, removeIf, removeRange, replaceAll, retainAll, set, size, sort, spliterator, subList, toArray, toArray, trimToSize

Methods inherited from class java.util.AbstractList

equals, hashCode

Methods inherited from class java.util.AbstractCollection

containsAll, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.List

containsAll, equals, hashCode

Methods inherited from interface java.util.Collection

parallelStream, stream

Field Detail

columnGroup

protected ColumnGroup columnGroup

intervalType

protected String intervalType

minValue

protected Object minValue

maxValue

protected Object maxValue

Constructor Detail

IntervalList

public IntervalList(ColumnGroup columnGroup)

Method Detail

getColumnGroup

public ColumnGroup getColumnGroup()

getIntervalType

public String getIntervalType()

setIntervalType

public void setIntervalType(String intervalType)

getMinValue

public Object getMinValue()

setMinValue

public void setMinValue(Object minValue)

getMaxValue

public Object getMaxValue()

setMaxValue

public void setMaxValue(Object maxValue)

indexValues

public IntervalList indexValues(List<Object> values,
                                List<Integer> rows)

Creates and classify the list of specified values into intervals.

indexValue

public void indexValue(Object value,
                       int row)

Index the given value into the appropriate interval.

Parameters:

value - The value to index

row - The row index where the value is hold within the data set.

locateInterval

public abstract Interval locateInterval(Object value)

Get the interval that holds the given value.

Parameters:

value - The value we are asking for.

Returns:

The interval which the value belongs to.