org.nuxeo.ecm.webengine.ui.tree.directory
Class DirectoryContentProvider

java.lang.Object
  org.nuxeo.ecm.webengine.ui.tree.directory.DirectoryContentProvider

All Implemented Interfaces:

Serializable, ContentProvider

public class DirectoryContentProvider
extends Object
implements ContentProvider

Author:

Bogdan Stefanescu

See Also:

Serialized Form

Constructor Summary

DirectoryContentProvider(Session session)

Method Summary

Object[]	getChildren(Object obj) Gets the children for the given object.
Object[]	getElements(Object input) Gets the top level items.
String[]	getFacets(Object object) Gets the object facets.
String	getLabel(Object obj) Gets the label to be used when displaying the given object.
String	getName(Object obj) Gets the name of the object.
Session	getSession()
boolean	isContainer(Object obj) Whether the given object may have children (e.g it's a container).

Methods inherited from class java.lang.Object

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

Constructor Detail

DirectoryContentProvider

public DirectoryContentProvider(Session session)

Method Detail

getSession

public Session getSession()

getElements

public Object[] getElements(Object input)

Description copied from interface: ContentProvider

Gets the top level items.

The items will be shown on the top level of the tree. These items are computed from the tree input that will be considered the tree root. The tree root is not visible.

Specified by:

getElements in interface ContentProvider

Parameters:

input - the tree view input

Returns:

the top level items

getChildren

public Object[] getChildren(Object obj)

Description copied from interface: ContentProvider

Gets the children for the given object.

This method is used to populate the nested branches of the tree.

Specified by:

getChildren in interface ContentProvider

Parameters:

obj - the object

Returns:

the children or null if no children are supported

isContainer

public boolean isContainer(Object obj)

Description copied from interface: ContentProvider

Whether the given object may have children (e.g it's a container).

Specified by:

isContainer in interface ContentProvider

Parameters:

obj - the object to test

Returns:

true if it may have children, false otherwise

getName

public String getName(Object obj)

Description copied from interface: ContentProvider

Gets the name of the object.

The name must be an unique identifier relative to the parent item. It will be used as node names in the tree so that they will construct the item path.

Specified by:

getName in interface ContentProvider

Parameters:

obj - the object

Returns:

the name

getLabel

public String getLabel(Object obj)

Description copied from interface: ContentProvider

Gets the label to be used when displaying the given object.

Specified by:

getLabel in interface ContentProvider

Parameters:

obj - the object

Returns:

the label

getFacets

public String[] getFacets(Object object)

Description copied from interface: ContentProvider

Gets the object facets.

Facets are arbitrary strings that should describe object capabilities and can be used to decorate later the item.

In a web environment they may be translated to CSS classes.

Specified by:

getFacets in interface ContentProvider

Returns:

item facets