com.haulmont.charts.gui.data

Class EntityDataProvider

java.lang.Object

com.haulmont.charts.gui.data.EntityDataProvider

All Implemented Interfaces:

DataProvider, java.io.Serializable

Direct Known Subclasses:

EntityDataProvider

public class EntityDataProvider
extends java.lang.Object
implements DataProvider

Data provider which contains CollectionDatasource with items.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
EntityDataProvider(com.haulmont.cuba.gui.data.CollectionDatasource datasource)

Method Summary

Modifier and Type	Method and Description
void	addChangeListener(DataChangeListener listener) Adds listener to the data provider events.
void	addItem(DataItem item) Unsupported.
void	addItems(java.util.Collection<DataItem> items) Unsupported.
com.haulmont.cuba.gui.data.CollectionDatasource	getDatasource()
DataItem	getItem(java.lang.Object id)
java.util.List<DataItem>	getItems()
void	removeAll() Removes all items from the data provider.
void	removeChangeListener(DataChangeListener listener) Removes listener to data provider events
void	removeItem(DataItem item) Unsupported.
void	updateItem(DataItem item) Unsupported.

Methods inherited from class java.lang.Object

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

Constructor Detail

EntityDataProvider

public EntityDataProvider(com.haulmont.cuba.gui.data.CollectionDatasource datasource)

Method Detail

getItems

public java.util.List<DataItem> getItems()

Specified by:

getItems in interface DataProvider

Returns:

list of all items.

getItem

public DataItem getItem(java.lang.Object id)

Specified by:

getItem in interface DataProvider

Parameters:

id - id of data item

Returns:

data item by id

addItem

public void addItem(DataItem item)

Unsupported. Always throws an UnsupportedOperationException. Use datasource for changing data items of EntityDataProvider

Specified by:

addItem in interface DataProvider

Parameters:

item - an item to be added

Throws:

java.lang.UnsupportedOperationException - use datasource for changing data items of EntityDataProvider

addItems

public void addItems(java.util.Collection<DataItem> items)

Unsupported. Always throws an UnsupportedOperationException. Use datasource for changing data items of EntityDataProvider

Specified by:

addItems in interface DataProvider

Parameters:

items - a collection of data items to be added

Throws:

java.lang.UnsupportedOperationException - use datasource for changing data items of EntityDataProvider

updateItem

public void updateItem(DataItem item)

Unsupported. Always throws an UnsupportedOperationException. Use datasource for changing data items of EntityDataProvider

Specified by:

updateItem in interface DataProvider

Parameters:

item - an item to be updated

Throws:

java.lang.UnsupportedOperationException - use datasource for changing data items of EntityDataProvider

removeItem

public void removeItem(DataItem item)

Unsupported. Always throws an UnsupportedOperationException. Use datasource for changing data items of EntityDataProvider

Specified by:

removeItem in interface DataProvider

Parameters:

item - an item to be removed

Throws:

java.lang.UnsupportedOperationException - use datasource for changing data items of EntityDataProvider

removeAll

public void removeAll()

Description copied from interface: DataProvider

Removes all items from the data provider.

Specified by:

removeAll in interface DataProvider

getDatasource

public com.haulmont.cuba.gui.data.CollectionDatasource getDatasource()

Returns:

datasource instance

addChangeListener

public void addChangeListener(DataChangeListener listener)

Description copied from interface: DataProvider

Adds listener to the data provider events.

Specified by:

addChangeListener in interface DataProvider

Parameters:

listener - listener to be added

removeChangeListener

public void removeChangeListener(DataChangeListener listener)

Description copied from interface: DataProvider

Removes listener to data provider events

Specified by:

removeChangeListener in interface DataProvider

Parameters:

listener - listener to be removed