org.geotools.util

Class MeasurementRange<T extends Number & Comparable<? super T>>

Object

Range<T>

NumberRange<T>

MeasurementRange<T>

Type Parameters:

T - The type of range elements as a subclass of Number.

All Implemented Interfaces:

Serializable

public class MeasurementRange<T extends Number & Comparable<? super T>>
extends NumberRange<T>

A range of numbers associated with a unit of measurement. Unit conversions are applied as needed by union and intersection operations.

Since:

2.4

Author:

Martin Desruisseaux

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
MeasurementRange(Class<T> type, T minimum, boolean isMinIncluded, T maximum, boolean isMaxIncluded, Unit<?> units) Constructs a range of Number objects.
MeasurementRange(Range<T> range, Unit<?> units) Constructs a range with the same values than the specified range.

Method Summary

Modifier and Type	Method and Description
<N extends Number & Comparable<? super N>> MeasurementRange<N>	castTo(Class<N> type) Casts this range to the specified type.
MeasurementRange	convertTo(Unit<?> targetUnits) Converts this range to the specified units.
static MeasurementRange<Double>	create(double minimum, boolean isMinIncluded, double maximum, boolean isMaxIncluded, Unit<?> units) Constructs a range of double values.
static MeasurementRange<Double>	create(double minimum, double maximum, Unit<?> units) Constructs an inclusive range of double values.
static MeasurementRange<Float>	create(float minimum, boolean isMinIncluded, float maximum, boolean isMaxIncluded, Unit<?> units) Constructs a range of float values.
static MeasurementRange<Float>	create(float minimum, float maximum, Unit<?> units) Constructs an inclusive range of float values.
boolean	equals(Object object) Compares this range with the specified object for equality.
Unit<?>	getUnits() Returns the units of measurement, or null if unknown.
int	hashCode() Returns a hash code value for this range.
MeasurementRange	intersect(Range range) Returns the intersection of this range with the given range.
MeasurementRange[]	subtract(Range range) Returns the range of values that are in this range but not in the given range.
MeasurementRange	union(Range range) Returns the union of this range with the given range.

Methods inherited from class NumberRange

contains, contains, contains, create, create, create, create, create, create, create, create, create, create, create, create, getMaximum, getMaximum, getMinimum, getMinimum, intersects, wrap

Methods inherited from class Range

getElementClass, getMaxValue, getMinValue, isEmpty, isMaxIncluded, isMinIncluded, toString

Methods inherited from class Object

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

Constructor Detail

MeasurementRange

public MeasurementRange(Class<T> type,
                        T minimum,
                        boolean isMinIncluded,
                        T maximum,
                        boolean isMaxIncluded,
                        Unit<?> units)

Constructs a range of Number objects.

Parameters:

type - The element class, usually one of Byte, Short, Integer, Long, Float or Double.

minimum - The minimum value.

isMinIncluded - Defines whether the minimum value is included in the Range.

maximum - The maximum value.

isMaxIncluded - Defines whether the maximum value is included in the Range.

units - The units of measurement, or null if unknown.

MeasurementRange

public MeasurementRange(Range<T> range,
                        Unit<?> units)

Constructs a range with the same values than the specified range.

Parameters:

range - The range to copy. The elements must be Number instances.

units - The units of measurement, or null if unknown.

Method Detail

create

public static MeasurementRange<Float> create(float minimum,
                                             float maximum,
                                             Unit<?> units)

Constructs an inclusive range of float values.

Parameters:

minimum - The minimum value, inclusive.

maximum - The maximum value, inclusive.

units - The units of measurement, or null if unknown.

Returns:

The measurement range.

Since:

2.5

create

public static MeasurementRange<Float> create(float minimum,
                                             boolean isMinIncluded,
                                             float maximum,
                                             boolean isMaxIncluded,
                                             Unit<?> units)

Constructs a range of float values.

Parameters:

minimum - The minimum value.

isMinIncluded - Defines whether the minimum value is included in the Range.

maximum - The maximum value.

isMaxIncluded - Defines whether the maximum value is included in the Range.

units - The units of measurement, or null if unknown.

Returns:

The measurement range.

Since:

2.5

create

public static MeasurementRange<Double> create(double minimum,
                                              double maximum,
                                              Unit<?> units)

Constructs an inclusive range of double values.

Parameters:

minimum - The minimum value, inclusive.

maximum - The maximum value, inclusive.

units - The units of measurement, or null if unknown.

Returns:

The measurement range.

create

public static MeasurementRange<Double> create(double minimum,
                                              boolean isMinIncluded,
                                              double maximum,
                                              boolean isMaxIncluded,
                                              Unit<?> units)

Constructs a range of double values.

Parameters:

minimum - The minimum value.

isMinIncluded - Defines whether the minimum value is included in the Range.

maximum - The maximum value.

isMaxIncluded - Defines whether the maximum value is included in the Range.

units - The units of measurement, or null if unknown.

Returns:

The measurement range.

getUnits

public Unit<?> getUnits()

Returns the units of measurement, or null if unknown.

Returns:

The units of measurement, or null.

convertTo

public MeasurementRange convertTo(Unit<?> targetUnits)
                           throws IllegalArgumentException

Converts this range to the specified units. If this measurement range has null units, then the specified target units are simply assigned to the returned range with no other changes.

Parameters:

targetUnits - the target units.

Returns:

The converted range, or this if no conversion is needed.

Throws:

IllegalArgumentException - if the target units are not compatible with this range units.

castTo

public <N extends Number & Comparable<? super N>> MeasurementRange<N> castTo(Class<N> type)

Casts this range to the specified type.

Overrides:

castTo in class NumberRange<T extends Number & Comparable<? super T>>

Type Parameters:

N - The class to cast to.

Parameters:

type - The class to cast to. Must be one of Byte, Short, Integer, Long, Float or Double.

Returns:

The casted range, or this if this range already uses the specified type.

union

public MeasurementRange union(Range range)

Returns the union of this range with the given range. Widening conversions will be applied as needed.

Overrides:

union in class NumberRange<T extends Number & Comparable<? super T>>

Parameters:

range - The range to add to this range.

Returns:

The union of this range with the given range.

See Also:

Range.union(javax.media.jai.util.Range)

intersect

public MeasurementRange intersect(Range range)

Returns the intersection of this range with the given range. Widening conversions will be applied as needed.

Overrides:

intersect in class NumberRange<T extends Number & Comparable<? super T>>

Parameters:

range - The range to intersect.

Returns:

The intersection of this range with the provided range.

See Also:

Range.intersect(javax.media.jai.util.Range)

subtract

public MeasurementRange[] subtract(Range range)

Returns the range of values that are in this range but not in the given range.

Overrides:

subtract in class NumberRange<T extends Number & Comparable<? super T>>

Parameters:

range - The range to substract.

Returns:

This range without the given range.

See Also:

Range.subtract(javax.media.jai.util.Range)

equals

public boolean equals(Object object)

Compares this range with the specified object for equality.

Overrides:

equals in class Range<T extends Number & Comparable<? super T>>

Parameters:

object - The object to compare with this range for equality.

Returns:

true if the given object is equals to this range.

hashCode

public int hashCode()

Description copied from class: Range

Returns a hash code value for this range.

Overrides:

hashCode in class Range<T extends Number & Comparable<? super T>>