org.gcube.portlets.user.results.server.servlet
Class MetadataConverter

java.lang.Object
  org.gcube.portlets.user.results.server.servlet.MetadataConverter

public class MetadataConverter
extends Object

Author:

Massimiliano Assante, ISTI-CNR - massimiliano.assante@isti.cnr.it

Field Summary

protected Map<String,String>	schemaNameId Schema name to XSLT generic resource id map.
protected boolean	setup
protected Map<String,String>	xsltCache Id to XSLT map cache.

Constructor Summary

MetadataConverter(NewresultsetServiceImpl myServlet)
Create a new MetadataConverter.

Method Summary

String	convert(String schemaName, String xml, org.gcube.application.framework.core.session.ASLSession d4session) Convert the given metadata XML to HTML.
String	convertUsingDefault(String xml, org.gcube.application.framework.core.session.ASLSession d4session) Convert the given XML to HTML using the default XSLT.
protected String	getDefaultXSLT()
protected String	getXSL(String xsltId, org.gcube.application.framework.core.session.ASLSession d4session) Get a XSLT from is id.
void	isReady()
protected String	retrieveXSLT(String xslId, org.gcube.application.framework.core.session.ASLSession d4session) Retrieve a schema from his generic resource.
protected void	retrieveXSLTIds(org.gcube.application.framework.core.session.ASLSession session) Retrieve from user profile all transformation schemas id.
void	setup(org.gcube.application.framework.core.session.ASLSession d4session) Load user xslt.
protected String	transform(String xml, String xslt) Transform an XML string to HTML string using an XSLT processor.

Methods inherited from class java.lang.Object

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

Field Detail

schemaNameId

protected Map<String,String> schemaNameId

Schema name to XSLT generic resource id map.

xsltCache

protected Map<String,String> xsltCache

Id to XSLT map cache.

setup

protected boolean setup

Constructor Detail

MetadataConverter

public MetadataConverter(NewresultsetServiceImpl myServlet)

Create a new MetadataConverter.

Method Detail

setup

public void setup(org.gcube.application.framework.core.session.ASLSession d4session)

Load user xslt.

Parameters:

d4session -

isReady

public void isReady()

convert

public String convert(String schemaName,
                      String xml,
                      org.gcube.application.framework.core.session.ASLSession d4session)
               throws Exception

Convert the given metadata XML to HTML.

Parameters:

schemaName -

xml -

d4session -

Returns:

Throws:

Exception

convertUsingDefault

public String convertUsingDefault(String xml,
                                  org.gcube.application.framework.core.session.ASLSession d4session)
                           throws Exception

Convert the given XML to HTML using the default XSLT.

Parameters:

xml - the XML to convert.

d4session - the user session.

Returns:

the HTML.

Throws:

Exception

retrieveXSLTIds

protected void retrieveXSLTIds(org.gcube.application.framework.core.session.ASLSession session)

Retrieve from user profile all transformation schemas id.

Parameters:

d4session -

getXSL

protected String getXSL(String xsltId,
                        org.gcube.application.framework.core.session.ASLSession d4session)
                 throws RemoteException

Get a XSLT from is id. If the XSLT is not in the cache then is retrieved from IS.

Parameters:

xsltId - the XSLT id.

d4session -

Returns:

the XSLT.

Throws:

RemoteException

retrieveXSLT

protected String retrieveXSLT(String xslId,
                              org.gcube.application.framework.core.session.ASLSession d4session)
                       throws RemoteException

Retrieve a schema from his generic resource.

Parameters:

xslId - the schema id.

d4session -

Returns:

the schema.

Throws:

RemoteException

transform

protected String transform(String xml,
                           String xslt)
                    throws TransformerException

Transform an XML string to HTML string using an XSLT processor.

Parameters:

xml - the XML to convert.

xslt - the XML used for the conversion.

Returns:

the HTML.

Throws:

TransformerException - if an error occurs.

getDefaultXSLT

protected String getDefaultXSLT()
                         throws IOException

Returns:

Throws:

IOException