Package lumis.portal.bigdata.query

Class DateRangeAggregation

java.lang.Object

lumis.portal.bigdata.query.AbstractSubAggregationAwareAggregation

lumis.portal.bigdata.query.DateRangeAggregation

All Implemented Interfaces:

IAggregation, IFieldAwareAggregation, IMultiBucketAggregation, ISubAggregationAwareAggregation

@StableMinor(version="17.0",
             sinceVersion="11.0")
public class DateRangeAggregation
extends AbstractSubAggregationAwareAggregation

Date range aggregation. Produces buckets for each interval in histogram. This aggregation produces an IDateRangeAggregationResult.

Since:

11.0.0

Version:

$Revision$ $Date$

Field Summary

Fields

Modifier and Type	Field	Description
protected java.lang.String	id

Constructor Summary

Constructors

Constructor	Description
DateRangeAggregation(java.lang.String id, DocumentTypeField field, java.util.Date startDate, java.util.Date endDate, int numRanges)	Creates a new DateRangeAggregation that receives a start date (startDate), an end date (endDate) and a number of ranges to be produced (numRanges).

Method Summary

Modifier and Type	Method	Description
DocumentTypeField	getField()	Returns the field this aggregation is bound to.
java.lang.String	getId()	Returns the aggregation identifier.
java.util.List<Range<T>>	getRanges()	Returns the ranges.

Methods inherited from class lumis.portal.bigdata.query.AbstractSubAggregationAwareAggregation

addSubAggregation, addSubAggregations, addSubAggregations, getSubAggregations

Methods inherited from class java.lang.Object

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

Methods inherited from interface lumis.portal.bigdata.query.IAggregation

getId

Field Detail

id

protected final java.lang.String id

Constructor Detail

DateRangeAggregation

public DateRangeAggregation(java.lang.String id,
                            DocumentTypeField field,
                            java.util.Date startDate,
                            java.util.Date endDate,
                            int numRanges)

Creates a new DateRangeAggregation that receives a start date (startDate), an end date (endDate) and a number of ranges to be produced (numRanges). It splits the interval (from start date to end date) in ranges and each range will produce a bucket (that will have the upper limit of the range as its key).

Parameters:

id - the aggregation identifier.

field - the aggregated field. Must be a date time field.

startDate - the start date.

endDate - the end date.

numRanges - the number of ranges to be produced.

Since:

11.0.0

Method Detail

getRanges

public java.util.List<Range<T>> getRanges()

Returns the ranges.

Returns:

the ranges.

Since:

11.0.0

getField

public DocumentTypeField getField()

Description copied from interface: IFieldAwareAggregation

Returns the field this aggregation is bound to.

Specified by:

getField in interface IFieldAwareAggregation

Returns:

the field this aggregation is bound to.

getId

public java.lang.String getId()

Description copied from interface: IAggregation

Returns the aggregation identifier.

Specified by:

getId in interface IAggregation

Returns:

the aggregation identifier.