Package com.yahoo.metrics.simple

Class Point

java.lang.Object

com.yahoo.metrics.simple.Point

All Implemented Interfaces:

com.yahoo.jdisc.Metric.Context

public final class Point
extends Object
implements com.yahoo.jdisc.Metric.Context

An efficiently comparable point in a sparse vector space.

Author:

steinar

Constructor Summary

Constructors

Constructor	Description
Point(Map<String,?> properties)

Method Summary

Modifier and Type	Method	Description
int	dimensionality()	Get the number of dimensions defined for this Point, i.e. the size of the collection returned by dimensions().
List<String>	dimensions()	Get an immutable list view of the names of each dimension.
static Point	emptyPoint()	the canonical 0-dimensional Point.
boolean	equals(Object obj)
int	hashCode()
List<Value>	location()	Get an immutable list view of the values for each dimension.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

Point

public Point(Map<String,?> properties)

Method Details

emptyPoint

public static Point emptyPoint()

the canonical 0-dimensional Point.

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

location

public List<Value> location()

Get an immutable list view of the values for each dimension.

dimensions

public List<String> dimensions()

Get an immutable list view of the names of each dimension.

dimensionality

public int dimensionality()

Get the number of dimensions defined for this Point, i.e. the size of the collection returned by dimensions().