com.yahoo.bard.webservice.druid.model.postaggregation

Class PostAggregation

java.lang.Object

com.yahoo.bard.webservice.druid.model.postaggregation.PostAggregation

All Implemented Interfaces:

MetricField

Direct Known Subclasses:

ArithmeticPostAggregation, ConstantPostAggregation, FieldAccessorPostAggregation, FuzzySetPostAggregation, SketchSetOperationPostAggregation, ThetaSketchSetOperationPostAggregation

public abstract class PostAggregation
extends Object
implements MetricField

Base class for model representing post aggregations.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	PostAggregation.DefaultPostAggregationType Default types of post aggregations.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	PostAggregation(PostAggregationType type, String name) Constructor.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
String	getName() Get the name of the metric field in the response.
PostAggregationType	getType()
int	hashCode()
boolean	isFloatingPoint() Indicate if the MetricField is a floating-point value.
boolean	isSketch() Indicate if the MetricField is based on a sketch.
String	toString()
abstract PostAggregation	withName(String name) Get a new instance of this PostAggregation with the given name.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.yahoo.bard.webservice.druid.model.MetricField

getDependentDimensions

Constructor Detail

PostAggregation

protected PostAggregation(PostAggregationType type,
                          String name)

Constructor.

Parameters:

type - Type of PostAggregation

name - Name of the post aggregation column. Most PostAggregations must have a name. FieldAccessor may be the only one that does not have a name.

Method Detail

getType

public PostAggregationType getType()

getName

public String getName()

Description copied from interface: MetricField

Get the name of the metric field in the response.

Specified by:

getName in interface MetricField

Returns:

the name of the metric field in the response

isSketch

public boolean isSketch()

Description copied from interface: MetricField

Indicate if the MetricField is based on a sketch.

Specified by:

isSketch in interface MetricField

Returns:

true if the metric field is sketch-based, false otherwise

isFloatingPoint

public boolean isFloatingPoint()

Description copied from interface: MetricField

Indicate if the MetricField is a floating-point value.

Specified by:

isFloatingPoint in interface MetricField

Returns:

true if the metric field is a floating-point value, false otherwise.

withName

public abstract PostAggregation withName(String name)

Get a new instance of this PostAggregation with the given name.

Parameters:

name - Name of the new PostAggregation.

Returns:

a new instance of this with the given name

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object