AggregateQuery (Apache Unomi :: Root Project 2.7.1-SNAPSHOT API)

java.lang.Object
- org.apache.unomi.api.query.AggregateQuery

All Implemented Interfaces:

Serializable
```
public class AggregateQuery
extends Object
implements Serializable
```
A query by aggregate: results matching the specified Condition are aggregated using a given Aggregate specification, creating buckets which cardinality is calculated. The results of the query are returned as Map associating the bucket key to the cardinality of its member.

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor	Description
`AggregateQuery()`	Instantiates a new Aggregate query.
`AggregateQuery(Condition condition)`	Instantiates a new Aggregate query with the specified `Condition`.
`AggregateQuery(Aggregate aggregate)`	Instantiates a new Aggregate query with the specified `Aggregate`.
`AggregateQuery(Aggregate aggregate, Condition condition)`	Instantiates a new Aggregate query with the specified `Aggregate` and `Condition`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Aggregate`	`getAggregate()`	Retrieves the aggregate.
`Condition`	`getCondition()`	Retrieves the condition.
`void`	`setAggregate(Aggregate aggregate)`	Sets the aggregate.
`void`	`setCondition(Condition condition)`	Sets the condition.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - AggregateQuery
```
public AggregateQuery()
```
    Instantiates a new Aggregate query.
  - AggregateQuery
```
public AggregateQuery(Aggregate aggregate)
```
    Instantiates a new Aggregate query with the specified Aggregate.
    
    Parameters:
    
    aggregate - the aggregate
  - AggregateQuery
```
public AggregateQuery(Condition condition)
```
    Instantiates a new Aggregate query with the specified Condition.
    
    Parameters:
    
    condition - the condition
  - AggregateQuery
```
public AggregateQuery(Aggregate aggregate,
                      Condition condition)
```
    Instantiates a new Aggregate query with the specified Aggregate and Condition
    
    Parameters:
    
    aggregate - the aggregate
    
    condition - the condition
- Method Detail
  - getAggregate
```
public Aggregate getAggregate()
```
    Retrieves the aggregate.
    
    Returns:
    
    the aggregate
  - setAggregate
```
public void setAggregate(Aggregate aggregate)
```
    Sets the aggregate.
    
    Parameters:
    
    aggregate - the aggregate
  - getCondition
```
public Condition getCondition()
```
    Retrieves the condition.
    
    Returns:
    
    the condition
  - setCondition
```
public void setCondition(Condition condition)
```
    Sets the condition.
    
    Parameters:
    
    condition - the condition