com.webmethods.caf.faces.data.export
Class AtomEntriesExportProvider

java.lang.Object
  com.webmethods.caf.faces.data.object.BoundPropertiesContentProvider
      com.webmethods.caf.faces.data.object.BoundPropertiesTableContentProvider
          com.webmethods.caf.faces.data.export.PageableExportProvider
              com.webmethods.caf.faces.data.export.AtomEntriesExportProvider

All Implemented Interfaces:

IContentProvider, ISortableTableContentProvider, ITableContentProvider, IUpdateableContentProvider

public class AtomEntriesExportProvider
extends PageableExportProvider

Provider, specialized for atom data, which limits a wrapped table content-provider to exposing a specified set of properties; these properties are specified via binding expressions. The specialization includes optionally generating content and links

Consumers should specify at least the following properties:

id

URI which uniquely identifies this entry. Should be an absolute uri (ex: "http://example.org/my-feed/my-entry").

updated

Last updated date of this entry.

title

Entry title (in the current locale).

Consumers may also specify following standard atom properties:

author

Name of entity or list of names of entities who authored this entry.

category

List of keywords (aka tags) which apply to this entry.

content

Textual content of this entry.

contributor

List of the names of additional contributors to this entry.

link

List of links to resources related to this entry.

published

Original publishing date of this entry.

rights

Textual description of the intellectual property rights to the content of this entry (in the current locale).

source

Name of or link to the original source of this entry.

summary

Entry summary (in the current locale).

.

Field Summary

protected Object[]	m_atomPropertyKeys Array of aggregate property keys.
protected String	m_content Cached current row content.
protected boolean	m_generateContent True to autogenerate content.
protected boolean	m_generateLinks True to autogenerate links.
protected static Pattern	RE_LINKS
protected static Pattern	RE_SCRIPTS

Fields inherited from class com.webmethods.caf.faces.data.export.PageableExportProvider

m_first, m_rows, NO_SORT

Fields inherited from class com.webmethods.caf.faces.data.object.BoundPropertiesContentProvider

m_keys, m_provider, m_var

Constructor Summary

AtomEntriesExportProvider()
Blank provider.

AtomEntriesExportProvider(ITableContentProvider provider, Map keys, String var)
Provider limiting specified provider to specified keys.

Method Summary

protected String	generateContent()
protected List	generateLinks()
Object[]	getPropertyKeys() Returns list of properties supported by this content provider.
Class	getType(Object propertyKey) Returns java type of the given property
Object	getValue(Object propertyKey) Returns value of the given property
boolean	hasProperty(Object propertyKey) Checks if the given property is supported by this content provider
void	refresh()
void	setRowIndex(int index) Set the zero-relative index of the currently selected row, or -1 to indicate that we are not positioned on a row.

Methods inherited from class com.webmethods.caf.faces.data.export.PageableExportProvider

getFirst, getRowIndex, getRows, getSort, isRowAvailable, setFirst, setRows, setSort

Methods inherited from class com.webmethods.caf.faces.data.object.BoundPropertiesTableContentProvider

getCurrentRow, getRowCount, getRowVariable, getTableProvider, setRowVariable

Methods inherited from class com.webmethods.caf.faces.data.object.BoundPropertiesContentProvider

createDefaultKeys, getKeys, getProvider, getVar, isReadOnly, setKeys, setProvider, setValue, setVar, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.webmethods.caf.faces.data.ITableContentProvider

getCurrentRow, getRowCount, getRowVariable, setRowVariable

Methods inherited from interface com.webmethods.caf.faces.data.IContentProvider

toString

Field Detail

RE_SCRIPTS

protected static final Pattern RE_SCRIPTS

RE_LINKS

protected static final Pattern RE_LINKS

m_generateContent

protected boolean m_generateContent

True to autogenerate content.

m_generateLinks

protected boolean m_generateLinks

True to autogenerate links.

m_atomPropertyKeys

protected Object[] m_atomPropertyKeys

Array of aggregate property keys.

m_content

protected String m_content

Cached current row content.

Constructor Detail

AtomEntriesExportProvider

public AtomEntriesExportProvider()

Blank provider. Must be initialized with BoundPropertiesContentProvider.setProvider(com.webmethods.caf.faces.data.IContentProvider), BoundPropertiesContentProvider.setKeys(java.util.Map), and BoundPropertiesContentProvider.setVar(java.lang.String).

AtomEntriesExportProvider

public AtomEntriesExportProvider(ITableContentProvider provider,
                                 Map keys,
                                 String var)

Provider limiting specified provider to specified keys.

Method Detail

getPropertyKeys

public Object[] getPropertyKeys()

Description copied from interface: IContentProvider

Returns list of properties supported by this content provider. Can return Object[0], never null.

Specified by:

getPropertyKeys in interface IContentProvider

Overrides:

getPropertyKeys in class BoundPropertiesContentProvider

Returns:

array of property keys which is typically of type String or Integer

getType

public Class getType(Object propertyKey)
              throws PropertyNotFoundException

Description copied from interface: IContentProvider

Returns java type of the given property

Specified by:

getType in interface IContentProvider

Overrides:

getType in class BoundPropertiesContentProvider

Parameters:

propertyKey - the property key of type String or Integer

Returns:

property java Class

Throws:

PropertyNotFoundException - if property is not supported

getValue

public Object getValue(Object propertyKey)
                throws EvaluationException,
                       PropertyNotFoundException

Description copied from interface: IContentProvider

Returns value of the given property

Specified by:

getValue in interface IContentProvider

Overrides:

getValue in class BoundPropertiesContentProvider

Parameters:

propertyKey - the property key of type String or Integer

Returns:

value of the property, can be null

Throws:

EvaluationException - if error during property evaluation

PropertyNotFoundException - if property is not supported

hasProperty

public boolean hasProperty(Object propertyKey)

Description copied from interface: IContentProvider

Checks if the given property is supported by this content provider

Specified by:

hasProperty in interface IContentProvider

Overrides:

hasProperty in class BoundPropertiesContentProvider

Parameters:

propertyKey - property key of type String or Integer

Returns:

true if property is supported

setRowIndex

public void setRowIndex(int index)

Description copied from interface: ITableContentProvider

Set the zero-relative index of the currently selected row, or -1 to indicate that we are not positioned on a row.

Specified by:

setRowIndex in interface ITableContentProvider

Overrides:

setRowIndex in class PageableExportProvider

See Also:

DataModel

refresh

public void refresh()
             throws ContentProviderException

Throws:

ContentProviderException

generateContent

protected String generateContent()

generateLinks

protected List generateLinks()