net.sf.jkniv.whinstone.classification

Class GroupingBy<T,R>

java.lang.Object

net.sf.jkniv.whinstone.classification.GroupingBy<T,R>

Type Parameters:

T - type of grouped objects

R - The driver result of a query like ResultSet

All Implemented Interfaces:

Groupable<T,R>

public class GroupingBy<T,R>
extends Object
implements Groupable<T,R>

Create group of objects with a tabular result <R>.

Author:

alisson

Constructor Summary

Constructors

Constructor and Description
GroupingBy(List<String> keys, Class<T> type, Transformable.TransformableType transformableType)
GroupingBy(List<String> keys, Class<T> type, Transformable<R> transform)

Method Summary

Modifier and Type	Method and Description
Collection<T>	asCollection()
List<T>	asList()
Set<T>	asSet()
void	classifier(R row)

Methods inherited from class java.lang.Object

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

Constructor Detail

GroupingBy

public GroupingBy(List<String> keys,
                  Class<T> type,
                  Transformable.TransformableType transformableType)

GroupingBy

public GroupingBy(List<String> keys,
                  Class<T> type,
                  Transformable<R> transform)

Method Detail

classifier

public void classifier(R row)

Specified by:

classifier in interface Groupable<T,R>

asCollection

public Collection<T> asCollection()

Specified by:

asCollection in interface Groupable<T,R>

asList

public List<T> asList()

Specified by:

asList in interface Groupable<T,R>

asSet

public Set<T> asSet()

Specified by:

asSet in interface Groupable<T,R>