Package org.mongojack

Class Aggregation.Group

java.lang.Object

org.mongojack.Aggregation.Group

All Implemented Interfaces:

org.bson.conversions.Bson, Aggregation.Stage<Aggregation.Group.Accumulator>, InitializationRequiredForTransformation

Enclosing class:

Aggregation<T>

public static class Aggregation.Group
extends Object
implements Aggregation.Stage<Aggregation.Group.Accumulator>

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Aggregation.Group.Accumulator	Immutable pair of accumulator operation and expression.
static class	Aggregation.Group.Op

Field Summary

Fields inherited from interface org.bson.conversions.Bson

DEFAULT_CODEC_REGISTRY

Method Summary

Modifier and Type	Method	Description
static Aggregation.Group.Accumulator	average(String... path)
static Aggregation.Group.Accumulator	average(Aggregation.Expression<?> expression)
static Aggregation.Group	by(String key)
static Aggregation.Group	by(Aggregation.Expression<?> key)
Set<Map.Entry<String,Aggregation.Group.Accumulator>>	calculatedFields()
static Aggregation.Group.Accumulator	count()
static Aggregation.Group.Accumulator	distinct(String... path)
static Aggregation.Group.Accumulator	distinct(Aggregation.Expression<?> expression)
static Aggregation.Group.Accumulator	first(String... path)
static Aggregation.Group.Accumulator	first(Aggregation.Expression<?> expression)
Aggregation.Expression<?>	key()
static Aggregation.Group.Accumulator	last(String... path)
static Aggregation.Group.Accumulator	last(Aggregation.Expression<?> expression)
static Aggregation.Group.Accumulator	list(String... path)
static Aggregation.Group.Accumulator	list(Aggregation.Expression<?> expression)
static Aggregation.Group.Accumulator	max(String... path)
static Aggregation.Group.Accumulator	max(Aggregation.Expression<?> expression)
static Aggregation.Group.Accumulator	min(String... path)
static Aggregation.Group.Accumulator	min(Aggregation.Expression<?> expression)
Aggregation.Group	set(String field, Aggregation.Group.Accumulator value)
Aggregation.Group	set(Map<String,Aggregation.Group.Accumulator> calculatedFields)
static Aggregation.Group.Accumulator	sum(String... path)
static Aggregation.Group.Accumulator	sum(Aggregation.Expression<?> expression)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.bson.conversions.Bson

toBsonDocument, toBsonDocument

Methods inherited from interface org.mongojack.InitializationRequiredForTransformation

initialize

Method Detail

by

public static Aggregation.Group by(Aggregation.Expression<?> key)

by

public static Aggregation.Group by(String key)

distinct

public static Aggregation.Group.Accumulator distinct(Aggregation.Expression<?> expression)

distinct

public static Aggregation.Group.Accumulator distinct(String... path)

average

public static Aggregation.Group.Accumulator average(Aggregation.Expression<?> expression)

average

public static Aggregation.Group.Accumulator average(String... path)

first

public static Aggregation.Group.Accumulator first(Aggregation.Expression<?> expression)

first

public static Aggregation.Group.Accumulator first(String... path)

last

public static Aggregation.Group.Accumulator last(Aggregation.Expression<?> expression)

last

public static Aggregation.Group.Accumulator last(String... path)

max

public static Aggregation.Group.Accumulator max(Aggregation.Expression<?> expression)

max

public static Aggregation.Group.Accumulator max(String... path)

min

public static Aggregation.Group.Accumulator min(Aggregation.Expression<?> expression)

min

public static Aggregation.Group.Accumulator min(String... path)

list

public static Aggregation.Group.Accumulator list(Aggregation.Expression<?> expression)

list

public static Aggregation.Group.Accumulator list(String... path)

sum

public static Aggregation.Group.Accumulator sum(Aggregation.Expression<?> expression)

sum

public static Aggregation.Group.Accumulator sum(String... path)

count

public static Aggregation.Group.Accumulator count()

set

public Aggregation.Group set(String field,
                             Aggregation.Group.Accumulator value)

Specified by:

set in interface Aggregation.Stage<Aggregation.Group.Accumulator>

set

public Aggregation.Group set(Map<String,Aggregation.Group.Accumulator> calculatedFields)

Specified by:

set in interface Aggregation.Stage<Aggregation.Group.Accumulator>

key

public Aggregation.Expression<?> key()

calculatedFields

public Set<Map.Entry<String,Aggregation.Group.Accumulator>> calculatedFields()