org.dspace.app.xmlui.aspect.artifactbrowser

Class ItemViewer

java.lang.Object

org.apache.cocoon.util.AbstractLogEnabled

org.apache.cocoon.xml.AbstractXMLProducer

org.apache.cocoon.xml.AbstractXMLPipe

org.apache.cocoon.transformation.AbstractTransformer

org.dspace.app.xmlui.wing.AbstractWingTransformer

org.dspace.app.xmlui.cocoon.AbstractDSpaceTransformer

org.dspace.app.xmlui.aspect.artifactbrowser.ItemViewer

All Implemented Interfaces:

org.apache.avalon.excalibur.pool.Poolable, org.apache.avalon.excalibur.pool.Recyclable, org.apache.cocoon.caching.CacheableProcessingComponent, org.apache.cocoon.sitemap.SitemapModelComponent, org.apache.cocoon.transformation.Transformer, org.apache.cocoon.xml.XMLPipe, org.apache.cocoon.xml.XMLProducer, org.apache.excalibur.xml.sax.XMLConsumer, DSpaceTransformer, WingTransformer, ContentHandler, LexicalHandler

public class ItemViewer
extends AbstractDSpaceTransformer
implements org.apache.cocoon.caching.CacheableProcessingComponent

Display a single item.

Author:

Scott Phillips

Field Summary

Fields

Modifier and Type	Field and Description
protected SFXFileReaderService	sfxFileReaderService

Fields inherited from class org.dspace.app.xmlui.cocoon.AbstractDSpaceTransformer

context, contextPath, eperson, knot, objectModel, parameters, servletPath, sitemapURI, url

Fields inherited from class org.apache.cocoon.xml.AbstractXMLProducer

contentHandler, EMPTY_CONTENT_HANDLER, lexicalHandler, xmlConsumer

Fields inherited from interface org.apache.cocoon.transformation.Transformer

ROLE

Constructor Summary

Constructors

Constructor and Description
ItemViewer()

Method Summary

Methods

Modifier and Type	Method and Description
void	addBody(Body body) Display a single item
void	addPageMeta(PageMeta pageMeta) Add the item's title and trail links to the page's metadata.
Serializable	getKey() Generate the unique caching key.
org.apache.excalibur.source.SourceValidity	getValidity() Generate the cache validity object.
void	recycle() Recycle.
static boolean	showFullItem(Map objectModel) Determine if the full item should be referenced or just a summary.

Methods inherited from class org.dspace.app.xmlui.cocoon.AbstractDSpaceTransformer

addOptions, addUserMeta, decodeFromURL, dispose, encodeForURL, generateURL, getComponentName, getObjectManager, handleException, setup

Methods inherited from class org.dspace.app.xmlui.wing.AbstractWingTransformer

createWingDocument, endDocument, endElement, endPrefixMapping, getDefaultMessageCatalogue, message, message, setupWing, startDocument, startElement, startPrefixMapping

Methods inherited from class org.apache.cocoon.xml.AbstractXMLPipe

characters, comment, endCDATA, endDTD, endEntity, ignorableWhitespace, processingInstruction, setDocumentLocator, skippedEntity, startCDATA, startDTD, startEntity

Methods inherited from class org.apache.cocoon.xml.AbstractXMLProducer

setConsumer, setContentHandler, setLexicalHandler

Methods inherited from class org.apache.cocoon.util.AbstractLogEnabled

getLogger, setLogger

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.xml.sax.ContentHandler

characters, ignorableWhitespace, processingInstruction, setDocumentLocator, skippedEntity

Methods inherited from interface org.xml.sax.ext.LexicalHandler

comment, endCDATA, endDTD, endEntity, startCDATA, startDTD, startEntity

Methods inherited from interface org.apache.cocoon.xml.XMLProducer

setConsumer

Field Detail

sfxFileReaderService

protected SFXFileReaderService sfxFileReaderService

Constructor Detail

ItemViewer

public ItemViewer()

Method Detail

getKey

public Serializable getKey()

Generate the unique caching key. This key must be unique inside the space of this component.

Specified by:

getKey in interface org.apache.cocoon.caching.CacheableProcessingComponent

Returns:

the key.

getValidity

public org.apache.excalibur.source.SourceValidity getValidity()

Generate the cache validity object. The validity object will include the item being viewed, along with all bundles and bitstreams.

Specified by:

getValidity in interface org.apache.cocoon.caching.CacheableProcessingComponent

Returns:

validity.

addPageMeta

public void addPageMeta(PageMeta pageMeta)
                 throws SAXException,
                        WingException,
                        UIException,
                        SQLException,
                        IOException,
                        AuthorizeException

Add the item's title and trail links to the page's metadata.

Specified by:

addPageMeta in interface DSpaceTransformer

Specified by:

addPageMeta in interface WingTransformer

Overrides:

addPageMeta in class AbstractDSpaceTransformer

Parameters:

pageMeta - to be added.

Throws:

SAXException - passed through.

WingException - if a crosswalk fails.

UIException - passed through.

SQLException - passed through.

IOException - passed through.

AuthorizeException - passed through.

addBody

public void addBody(Body body)
             throws SAXException,
                    WingException,
                    UIException,
                    SQLException,
                    IOException,
                    AuthorizeException

Display a single item

Specified by:

addBody in interface DSpaceTransformer

Specified by:

addBody in interface WingTransformer

Overrides:

addBody in class AbstractDSpaceTransformer

Parameters:

body - to be added.

Throws:

SAXException - passed through.

WingException - passed through.

UIException - passed through.

SQLException - passed through.

IOException - passed through.

AuthorizeException - passed through.

showFullItem

public static boolean showFullItem(Map objectModel)

Determine if the full item should be referenced or just a summary.

Parameters:

objectModel - to get the request.

Returns:

true if the full item should be shown.

recycle

public void recycle()

Description copied from class: AbstractWingTransformer

Recycle.

Specified by:

recycle in interface org.apache.avalon.excalibur.pool.Recyclable

Overrides:

recycle in class AbstractDSpaceTransformer