org.seedstack.business.view

Class AbstractView<Item>

java.lang.Object

org.seedstack.business.view.AbstractView<Item>

Type Parameters:

Item - the paginated item

All Implemented Interfaces:

Serializable, View<Item>

Direct Known Subclasses:

ChunkedView, PaginatedView

public abstract class AbstractView<Item>
extends Object
implements View<Item>

Abstract Class with base building blocs for concrete Views.

Author:

epo.jemba@ext.mpsa.com

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected org.seedstack.business.view.VirtualList<Item>	resultList
protected long	resultSize
protected long	resultViewOffset
protected long	resultViewSize

Constructor Summary

Constructors

Constructor and Description
AbstractView(List<Item> list, long resultViewOffset, long resultViewSize) Constructor.
AbstractView(List<Item> items, long subListStart, long subListSize, long resultViewOffset, long resultViewSize) Constructor
AbstractView(Result<Item> result, long resultViewOffset, long resultViewSize) This constructor directly takes a result.
AbstractView(org.seedstack.business.view.VirtualList<Item> items, long resultViewOffset, long resultViewSize) This constructor take a list of items that can potentially be huge.

Method Summary

Modifier and Type	Method and Description
long	getResultSize() Return the number of element of the complete list, not the view result.
List<Item>	getView() return the view of a result.

Methods inherited from class java.lang.Object

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

Field Detail

resultList

protected final org.seedstack.business.view.VirtualList<Item> resultList

resultSize

protected final long resultSize

resultViewOffset

protected final long resultViewOffset

resultViewSize

protected final long resultViewSize

Constructor Detail

AbstractView

public AbstractView(org.seedstack.business.view.VirtualList<Item> items,
                    long resultViewOffset,
                    long resultViewSize)

This constructor take a list of items that can potentially be huge.

Usually it will be a VirtualList.

Parameters:

items - The big list to be viewed.

resultViewOffset - offset inside the big list

resultViewSize - size of the view inside the big list

AbstractView

public AbstractView(Result<Item> result,
                    long resultViewOffset,
                    long resultViewSize)

This constructor directly takes a result.

Parameters:

result - the result containing the items

resultViewOffset - the result view offset

resultViewSize - the result view size

AbstractView

public AbstractView(List<Item> list,
                    long resultViewOffset,
                    long resultViewSize)

Constructor.

Parameters:

list - the list of item

resultViewOffset - the result view offset

resultViewSize - the result view size

AbstractView

public AbstractView(List<Item> items,
                    long subListStart,
                    long subListSize,
                    long resultViewOffset,
                    long resultViewSize)

Constructor

Parameters:

items - the list of item

subListStart - the sub list start

subListSize - the sub list size

resultViewOffset - the result view offset

resultViewSize - the result view size

Method Detail

getView

public List<Item> getView()

Description copied from interface: View

return the view of a result.

Specified by:

getView in interface View<Item>

Returns:

the actual view.

getResultSize

public long getResultSize()

Return the number of element of the complete list, not the view result.

The complete list can be uncountable in that case the result will be -1. this can be useful for infinite list handling.

Returns:

the size list or -1 if infinite or