Package io.jmix.ui.component.data.table

Class EmptyGroupTableItems<E>

java.lang.Object

io.jmix.ui.component.data.table.EmptyTableItems<E>

io.jmix.ui.component.data.table.EmptyGroupTableItems<E>

All Implemented Interfaces:

DataUnit, GroupTableItems<E>, EmptyDataUnit, EntityDataUnit, EntityTableItems<E>, TableItems<E>, TableItems.Ordered<E>, TableItems.Sortable<E>

public class EmptyGroupTableItems<E>
extends EmptyTableItems<E>
implements GroupTableItems<E>

Nested Class Summary

Nested classes/interfaces inherited from interface io.jmix.ui.component.data.DataUnit

DataUnit.StateChangeEvent

Nested classes/interfaces inherited from interface io.jmix.ui.component.data.TableItems

TableItems.ItemSetChangeEvent<T>, TableItems.Ordered<T>, TableItems.SelectedItemChangeEvent<T>, TableItems.Sortable<T>, TableItems.ValueChangeEvent<T>

Field Summary

Fields inherited from class io.jmix.ui.component.data.table.EmptyTableItems

metaClass

Constructor Summary

Constructors

Constructor	Description
EmptyGroupTableItems(MetaClass metaClass)

Method Summary

Modifier and Type	Method	Description
boolean	containsGroup(GroupInfo groupId)	Indicates that a group is contained in the groups tree
Object	firstItemId()
List<E>	getChildItems(GroupInfo groupId)
List<GroupInfo>	getChildren(GroupInfo groupId)
Collection<?>	getGroupItemIds(GroupInfo groupId)
int	getGroupItemsCount(GroupInfo groupId)
List<GroupInfo>	getGroupPath(E item)
Collection<?>	getGroupProperties()
Object	getGroupProperty(GroupInfo groupId)
Object	getGroupPropertyValue(GroupInfo groupId)
List<E>	getOwnChildItems(GroupInfo groupId)
GroupInfo	getParentGroup(E item)
void	groupBy(Object[] properties)	Perform grouping by the list of properties
boolean	hasChildren(GroupInfo groupId)	Indicates that group has nested groups
boolean	hasGroups()	Indicated that a datasource has groups
boolean	isFirstId(Object itemId)	Tests if the Item corresponding to the given Item ID is the first item.
boolean	isLastId(Object itemId)	Tests if the item corresponding to the given item ID is the last item.
Object	lastItemId()
Object	nextItemId(Object itemId)	Gets the ID of the item following the Item that corresponds to itemId.
Object	prevItemId(Object itemId)	Gets the ID of the item preceding the item that corresponds to itemId.
void	resetSortOrder()	Resets sort order.
List<GroupInfo>	rootGroups()
void	sort(Object[] propertyId, boolean[] ascending)	Sorts data.

Methods inherited from class io.jmix.ui.component.data.table.EmptyTableItems

addItemSetChangeListener, addSelectedItemChangeListener, addStateChangeListener, addValueChangeListener, containsId, getEntityMetaClass, getItem, getItemIds, getItems, getItemValue, getSelectedItem, getState, getType, setSelectedItem, size, supportsProperty, updateItem

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.jmix.ui.component.data.DataUnit

addStateChangeListener, getState

Methods inherited from interface io.jmix.ui.component.data.TableItems

addItemSetChangeListener, addSelectedItemChangeListener, addValueChangeListener, containsId, getItem, getItemIds, getItemNN, getItems, getItemValue, getType, size, supportsProperty, updateItem

Methods inherited from interface io.jmix.ui.component.data.TableItems.Sortable

enableSorting, suppressSorting

Constructor Details

EmptyGroupTableItems

public EmptyGroupTableItems(MetaClass metaClass)

Method Details

groupBy

public void groupBy(@Nullable
 Object[] properties)

Description copied from interface: GroupTableItems

Perform grouping by the list of properties

Specified by:

groupBy in interface GroupTableItems<E>

rootGroups

public List<GroupInfo> rootGroups()

Specified by:

rootGroups in interface GroupTableItems<E>

Returns:

the list of root groups

hasChildren

public boolean hasChildren(GroupInfo groupId)

Description copied from interface: GroupTableItems

Indicates that group has nested groups

Specified by:

hasChildren in interface GroupTableItems<E>

getChildren

public List<GroupInfo> getChildren(GroupInfo groupId)

Specified by:

getChildren in interface GroupTableItems<E>

Returns:

the list of nested groups

getOwnChildItems

public List<E> getOwnChildItems(GroupInfo groupId)

Specified by:

getOwnChildItems in interface GroupTableItems<E>

Returns:

the list of nested items

getChildItems

public List<E> getChildItems(GroupInfo groupId)

Specified by:

getChildItems in interface GroupTableItems<E>

Returns:

the list of items from all nested group levels

getParentGroup

@Nullable
public GroupInfo getParentGroup(E item)

Specified by:

getParentGroup in interface GroupTableItems<E>

Returns:

the parent group of passed item

getGroupPath

public List<GroupInfo> getGroupPath(E item)

Specified by:

getGroupPath in interface GroupTableItems<E>

Returns:

the path through all parent groups

getGroupProperty

@Nullable
public Object getGroupProperty(GroupInfo groupId)

Specified by:

getGroupProperty in interface GroupTableItems<E>

Returns:

a group property

getGroupPropertyValue

@Nullable
public Object getGroupPropertyValue(GroupInfo groupId)

Specified by:

getGroupPropertyValue in interface GroupTableItems<E>

Returns:

a group property value

getGroupItemIds

public Collection<?> getGroupItemIds(GroupInfo groupId)

Specified by:

getGroupItemIds in interface GroupTableItems<E>

Returns:

item ids that are contained in the selected group

getGroupItemsCount

public int getGroupItemsCount(GroupInfo groupId)

Specified by:

getGroupItemsCount in interface GroupTableItems<E>

Returns:

a count of items that are contained in the selected group

hasGroups

public boolean hasGroups()

Description copied from interface: GroupTableItems

Indicated that a datasource has groups

Specified by:

hasGroups in interface GroupTableItems<E>

getGroupProperties

public Collection<?> getGroupProperties()

Specified by:

getGroupProperties in interface GroupTableItems<E>

Returns:

group properties

containsGroup

public boolean containsGroup(GroupInfo groupId)

Description copied from interface: GroupTableItems

Indicates that a group is contained in the groups tree

Specified by:

containsGroup in interface GroupTableItems<E>

nextItemId

@Nullable
public Object nextItemId(@Nullable
 Object itemId)

Description copied from interface: TableItems.Ordered

Gets the ID of the item following the Item that corresponds to itemId.

Specified by:

nextItemId in interface TableItems.Ordered<E>

Overrides:

nextItemId in class EmptyTableItems<E>

Parameters:

itemId - item id

Returns:

ID of the next visible Item or null

prevItemId

@Nullable
public Object prevItemId(@Nullable
 Object itemId)

Description copied from interface: TableItems.Ordered

Gets the ID of the item preceding the item that corresponds to itemId.

Specified by:

prevItemId in interface TableItems.Ordered<E>

Overrides:

prevItemId in class EmptyTableItems<E>

Parameters:

itemId - item id

Returns:

ID of the previous visible item or null

firstItemId

@Nullable
public Object firstItemId()

Specified by:

firstItemId in interface TableItems.Ordered<E>

Overrides:

firstItemId in class EmptyTableItems<E>

Returns:

ID of the first visible item

lastItemId

@Nullable
public Object lastItemId()

Specified by:

lastItemId in interface TableItems.Ordered<E>

Overrides:

lastItemId in class EmptyTableItems<E>

Returns:

ID of the last visible item

isFirstId

public boolean isFirstId(@Nullable
 Object itemId)

Description copied from interface: TableItems.Ordered

Tests if the Item corresponding to the given Item ID is the first item.

Specified by:

isFirstId in interface TableItems.Ordered<E>

Overrides:

isFirstId in class EmptyTableItems<E>

Parameters:

itemId - item id

Returns:

true if the item is first visible item, false if not

isLastId

public boolean isLastId(@Nullable
 Object itemId)

Description copied from interface: TableItems.Ordered

Tests if the item corresponding to the given item ID is the last item.

Specified by:

isLastId in interface TableItems.Ordered<E>

Overrides:

isLastId in class EmptyTableItems<E>

Parameters:

itemId - item id

Returns:

true if the item is last visible item in the, false if not

sort

public void sort(Object[] propertyId,
 boolean[] ascending)

Description copied from interface: TableItems.Sortable

Sorts data.

Specified by:

sort in interface TableItems.Sortable<E>

Overrides:

sort in class EmptyTableItems<E>

Parameters:

propertyId - id of property

ascending - asc / desc flags

resetSortOrder

public void resetSortOrder()

Description copied from interface: TableItems.Sortable

Resets sort order.

Specified by:

resetSortOrder in interface TableItems.Sortable<E>

Overrides:

resetSortOrder in class EmptyTableItems<E>