GroupingBy (jkniv-whinstone 0.6.9 API)

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

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method 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>