org.nuiton.spgeed.query

Class QueryFacetRange

java.lang.Object

org.nuiton.spgeed.query.QueryFacet

org.nuiton.spgeed.query.QueryFacetRange

public class QueryFacetRange
extends QueryFacet

Le rangeGenerator doit resortir 3 champs: range, r_min, r_max Il est possible d'utiliser la valeur special __all qui contient toutes les valeurs de la requete courante range est le nom qui sera donné au topic r_min et r_max sont les valeurs min et max du range La comparaison se fait de la facon suivant: r_min <= value < r_max

Field Summary

Fields

Modifier and Type	Field and Description
protected String	field
protected String	rangeGenerator can be simply series: SELECT (serieValue*5)::text||'-'||(serieValue*5+4)::text AS range, serieValue*5 AS r_min, serieValue*5+4 AS r_max FROM generate_series(5, 10) AS serieValue or union of static value: SELECT '-24' AS range, double precision '-Infinity' AS r_min, 24 AS r_max UNION ALL SELECT '25-50' AS range, 25 AS r_min, 50 AS r_max UNION ALL SELECT '51+' AS range, 51 AS r_min, double precision 'Infinity' AS r_max or both: SELECT '-24' AS range, double precision '-Infinity' AS r_min, 24 AS r_max UNION ALL SELECT (serieValue*5)::text||'-'||(serieValue*5+4)::text AS range, serieValue*5 AS r_min, serieValue*5+4 AS r_max FROM generate_series(5, (SELECT max(myintfield)/5 FROM __all)) AS serieValue

Fields inherited from class org.nuiton.spgeed.query.QueryFacet

max, name, sort

Constructor Summary

Constructors

Constructor and Description
QueryFacetRange(String name, String rangeGenerator)

Method Summary

Modifier and Type	Method and Description
String	getQuery(String tableSource) retourne la requete SQL qui retourne le calcul pour cette facette

Methods inherited from class org.nuiton.spgeed.query.QueryFacet

getMax, getName, getSort, setMax, setSort

Methods inherited from class java.lang.Object

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

Field Detail

field

protected String field

rangeGenerator

protected String rangeGenerator

can be simply series: SELECT (serieValue*5)::text||'-'||(serieValue*5+4)::text AS range, serieValue*5 AS r_min, serieValue*5+4 AS r_max FROM generate_series(5, 10) AS serieValue or union of static value: SELECT '-24' AS range, double precision '-Infinity' AS r_min, 24 AS r_max UNION ALL SELECT '25-50' AS range, 25 AS r_min, 50 AS r_max UNION ALL SELECT '51+' AS range, 51 AS r_min, double precision 'Infinity' AS r_max or both: SELECT '-24' AS range, double precision '-Infinity' AS r_min, 24 AS r_max UNION ALL SELECT (serieValue*5)::text||'-'||(serieValue*5+4)::text AS range, serieValue*5 AS r_min, serieValue*5+4 AS r_max FROM generate_series(5, (SELECT max(myintfield)/5 FROM __all)) AS serieValue

Constructor Detail

QueryFacetRange

public QueryFacetRange(String name,
                       String rangeGenerator)

Method Detail

getQuery

public String getQuery(String tableSource)

Description copied from class: QueryFacet

retourne la requete SQL qui retourne le calcul pour cette facette

Specified by:

getQuery in class QueryFacet

Parameters:

tableSource - le nom de la vue dans lequel sont les resultats