com.asakusafw.runtime.core

Interface GroupView<T>

Type Parameters:

T - the data type

All Superinterfaces:

Iterable<T>, View<T>

public interface GroupView<T>
extends View<T>

Represents a data-flow view, which partitioned by each sorted group. Application developers MUST NOT change the returned lists and their elements.

Since:

0.9.1

Method Summary

Modifier and Type	Method and Description
default List<T>	find() Returns a data model list for the empty key.
List<T>	find(Object... elements) Returns a data model list for the key elements.
default List<T>	find(Object key) Returns a data model list for the key.
default List<T>	find(Object a, Object b) Returns a data model list for the key elements.
default List<T>	find(Object a, Object b, Object c) Returns a data model list for the key elements.
default List<T>	find(Object a, Object b, Object c, Object d) Returns a data model list for the key elements.

Methods inherited from interface java.lang.Iterable

forEach, iterator, spliterator

Method Detail

find

default List<T> find()

Returns a data model list for the empty key.

Returns:

the data model list for the empty key, or an empty list there is no such entries for the key

Throws:

IllegalArgumentException - if the key structure is not compatible for this view (optional behavior)

find

default List<T> find(Object key)

Returns a data model list for the key.

Parameters:

key - the search key element

Returns:

the data model list for the key, or an empty list there is no such entries for key

Throws:

IllegalArgumentException - if the key structure is not compatible for this view (optional behavior)

find

default List<T> find(Object a,
                     Object b)

Returns a data model list for the key elements.

Parameters:

a - the first key element

b - the second key element

Returns:

the data model list for the key, or an empty list there is no such entries for key

Throws:

IllegalArgumentException - if the key structure is not compatible for this view (optional behavior)

find

default List<T> find(Object a,
                     Object b,
                     Object c)

Returns a data model list for the key elements.

Parameters:

a - the first key element

b - the second key element

c - the third key element

Returns:

the data model list for the key, or an empty list there is no such entries for key

Throws:

IllegalArgumentException - if the key structure is not compatible for this view (optional behavior)

find

default List<T> find(Object a,
                     Object b,
                     Object c,
                     Object d)

Returns a data model list for the key elements.

Parameters:

a - the first key element

b - the second key element

c - the third key element

d - the fourth key element

Returns:

the data model list for the key, or an empty list there is no such entries for key

Throws:

IllegalArgumentException - if the key structure is not compatible for this view (optional behavior)

find

List<T> find(Object... elements)

Returns a data model list for the key elements.

Parameters:

elements - the key elements

Returns:

the data model list for the key, or an empty list there is no such entries for key

Throws:

IllegalArgumentException - if the key structure is not compatible for this view (optional behavior)