Package com.vaadin.v7.data.util

Class BeanItem<BT>

java.lang.Object

com.vaadin.v7.data.util.PropertysetItem

com.vaadin.v7.data.util.BeanItem<BT>

All Implemented Interfaces:

Item, Item.PropertySetChangeNotifier, Serializable, Cloneable

@Deprecated
public class BeanItem<BT>
extends PropertysetItem

Deprecated.

As of 8.0, no direct replacement available. You can use any bean directly as an item for Binder or DataProvider and access the item properties with lambdas like binder.forField(component).bind(...) or new Grid<Bean>(dataProvider).addColumn(bean->bean.getSomething()).

A wrapper class for adding the Item interface to any Java Bean.

Since:

3.0

Author:

Vaadin Ltd.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface com.vaadin.v7.data.Item

Item.Editor, Item.PropertySetChangeListener, Item.PropertySetChangeNotifier, Item.Viewer

Constructor Summary

Constructors

Constructor	Description
BeanItem(BT bean)	Deprecated. Creates a new instance of BeanItem and adds all properties of a Java Bean to it.
BeanItem(BT bean, Class<BT> beanClass)	Deprecated. Creates a new instance of BeanItem and adds all properties of a Java Bean to it.
BeanItem(BT bean, String... propertyIds)	Deprecated. Creates a new instance of BeanItem and adds all listed properties of a Java Bean to it - in specified order.
BeanItem(BT bean, Collection<?> propertyIds)	Deprecated. Creates a new instance of BeanItem and adds all listed properties of a Java Bean to it - in specified order.

Method Summary

Modifier and Type	Method	Description
void	addNestedProperty(String nestedPropertyId)	Deprecated. Adds a nested property to the item.
void	expandProperty(String propertyId, String... subPropertyIds)	Deprecated. Expands nested bean properties by replacing a top-level property with some or all of its sub-properties.
BT	getBean()	Deprecated. Gets the underlying JavaBean object.
void	setBean(BT bean)	Deprecated. Changes the Java Bean this item is based on.

Methods inherited from class com.vaadin.v7.data.util.PropertysetItem

addItemProperty, addListener, addPropertySetChangeListener, clone, equals, getItemProperty, getItemPropertyIds, getListeners, hashCode, removeItemProperty, removeListener, removePropertySetChangeListener, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

BeanItem

public BeanItem(BT bean)

Deprecated.

Creates a new instance of BeanItem and adds all properties of a Java Bean to it. The properties are identified by their respective bean names.

Note : This version only supports introspectable bean properties and their getter and setter methods. Stand-alone is and are methods are not supported.

Parameters:

bean - the Java Bean to copy properties from.

BeanItem

public BeanItem(BT bean,
                Class<BT> beanClass)

Deprecated.

Creates a new instance of BeanItem and adds all properties of a Java Bean to it. The properties are identified by their respective bean names.

Note : This version only supports introspectable bean properties and their getter and setter methods. Stand-alone is and are methods are not supported.

Parameters:

bean - the Java Bean to copy properties from.

beanClass - class of the bean

Since:

7.4

BeanItem

public BeanItem(BT bean,
                Collection<?> propertyIds)

Deprecated.

Creates a new instance of BeanItem and adds all listed properties of a Java Bean to it - in specified order. The properties are identified by their respective bean names.

Note : This version only supports introspectable bean properties and their getter and setter methods. Stand-alone is and are methods are not supported.

Parameters:

bean - the Java Bean to copy properties from.

propertyIds - id of the property.

BeanItem

public BeanItem(BT bean,
                String... propertyIds)

Deprecated.

Creates a new instance of BeanItem and adds all listed properties of a Java Bean to it - in specified order. The properties are identified by their respective bean names.

Note : This version only supports introspectable bean properties and their getter and setter methods. Stand-alone is and are methods are not supported.

Parameters:

bean - the Java Bean to copy properties from.

propertyIds - ids of the properties.

Method Detail

expandProperty

public void expandProperty(String propertyId,
                           String... subPropertyIds)

Deprecated.

Expands nested bean properties by replacing a top-level property with some or all of its sub-properties. The expansion is not recursive.

Parameters:

propertyId - property id for the property whose sub-properties are to be expanded,

subPropertyIds - sub-properties to expand, all sub-properties are expanded if not specified

addNestedProperty

public void addNestedProperty(String nestedPropertyId)

Deprecated.

Adds a nested property to the item. The property must not exist in the item already and must of form "field1.field2" where field2 is a field in the object referenced to by field1. If an intermediate property returns null, the property will return a null value

Parameters:

nestedPropertyId - property id to add.

getBean

public BT getBean()

Deprecated.

Gets the underlying JavaBean object.

Returns:

the bean object.

setBean

public void setBean(BT bean)

Deprecated.

Changes the Java Bean this item is based on.

This will cause any existing properties to be re-mapped to the new bean. Any added custom properties which are not of type MethodProperty or NestedMethodProperty will not be updated to reflect the change of bean.

Changing the bean will fire value change events for all properties of type MethodProperty or NestedMethodProperty.

Parameters:

bean - The new bean to use for this item, not null

Since:

7.7.7