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org.apache.cocoon.transformation
Class JPathTransformer

java.lang.Object
  org.apache.avalon.framework.logger.AbstractLogEnabled
      org.apache.cocoon.xml.AbstractXMLProducer
          org.apache.cocoon.xml.AbstractXMLPipe
              org.apache.cocoon.transformation.AbstractTransformer
                  org.apache.cocoon.transformation.AbstractSAXTransformer
                      org.apache.cocoon.transformation.JPathTransformer

All Implemented Interfaces:

Poolable, Recyclable, Disposable, Initializable, Component, Configurable, LogEnabled, Serviceable, SitemapModelComponent, Transformer, XMLPipe, XMLProducer, XMLConsumer, ContentHandler, LexicalHandler

public class JPathTransformer
extends AbstractSAXTransformer
implements Initializable

Version:

$Id: JPathTransformer.html 1304258 2012-03-23 10:09:27Z ilgrosso $

Author:

Marcus Crafter

Field Summary

static String	JPATH_ACTION jpath:action attribute constant
static String	JPATH_CONTINUATION jpath:continuation element constant
static String	JPATH_CONTINUATION_SELECT jpath:continuation select attribute constant
static String	JPATH_IF jpath:if element constant
static String	JPATH_NAMESPACE_URI namespace constant
static String	JPATH_TEST jpath generic test attribute
static String	JPATH_VALUEOF jpath:value-of element constant
static String	JPATH_VALUEOF_SELECT jpath:value-of select attribute constant

Fields inherited from class org.apache.cocoon.transformation.AbstractSAXTransformer

context, defaultNamespaceURI, EMPTY_ATTRIBUTES, emptyAttributes, ignoreEmptyCharacters, ignoreEventsCount, ignoreHooksCount, ignoreWhitespaces, manager, namespaceURI, objectModel, parameters, recorderStack, request, resolver, response, source, stack

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

JPathTransformer()

Method Summary

void	endTransformingElement(String uri, String name, String raw) Exit method for all elements in our namespace
void	initialize() Initialize this transformer.
void	recycle() Release all held resources.
void	setup(SourceResolver resolver, Map objectModel, String src, Parameters parameters) Setup this transformer
void	startElement(String uri, String loc, String raw, Attributes a) Intercept startElement to ensure all <jpath:action> attributes are modified.
void	startTransformingElement(String uri, String name, String raw, Attributes attr) Entry method for all elements in our namespace

Methods inherited from class org.apache.cocoon.transformation.AbstractSAXTransformer

addRecorder, characters, comment, configure, dispose, endCDATA, endDocument, endDTD, endElement, endEntity, endParametersRecording, endParametersRecording, endPrefixMapping, endRecording, endSAXRecording, endSerializedXMLRecording, endTextRecording, findPrefixMapping, getMutableAttributes, ignorableWhitespace, processingInstruction, removeRecorder, sendEndElementEvent, sendEndElementEventNS, sendEndPrefixMapping, sendEvents, sendParametersEvents, sendStartElementEvent, sendStartElementEvent, sendStartElementEventNS, sendStartElementEventNS, sendStartPrefixMapping, sendTextEvent, service, setDocumentLocator, setupTransforming, skippedEntity, startCDATA, startDocument, startDTD, startEntity, startParametersRecording, startPrefixMapping, startRecording, startSAXRecording, startSerializedXMLRecording, startTextRecording

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

setConsumer, setContentHandler, setLexicalHandler

Methods inherited from class org.apache.avalon.framework.logger.AbstractLogEnabled

enableLogging, getLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

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

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

setConsumer

Field Detail

JPATH_NAMESPACE_URI

public static final String JPATH_NAMESPACE_URI

namespace constant

See Also:

Constant Field Values

JPATH_ACTION

public static final String JPATH_ACTION

jpath:action attribute constant

See Also:

Constant Field Values

JPATH_VALUEOF

public static final String JPATH_VALUEOF

jpath:value-of element constant

See Also:

Constant Field Values

JPATH_VALUEOF_SELECT

public static final String JPATH_VALUEOF_SELECT

jpath:value-of select attribute constant

See Also:

Constant Field Values

JPATH_CONTINUATION

public static final String JPATH_CONTINUATION

jpath:continuation element constant

See Also:

Constant Field Values

JPATH_CONTINUATION_SELECT

public static final String JPATH_CONTINUATION_SELECT

jpath:continuation select attribute constant

See Also:

Constant Field Values

JPATH_IF

public static final String JPATH_IF

jpath:if element constant

See Also:

Constant Field Values

JPATH_TEST

public static final String JPATH_TEST

jpath generic test attribute

See Also:

Constant Field Values

Constructor Detail

JPathTransformer

public JPathTransformer()

Method Detail

initialize

public void initialize()
                throws Exception

Initialize this transformer.

Specified by:

initialize in interface Initializable

Throws:

Exception - if an error occurs

setup

public void setup(SourceResolver resolver,
                  Map objectModel,
                  String src,
                  Parameters parameters)
           throws ProcessingException,
                  SAXException,
                  IOException

Setup this transformer

Specified by:

setup in interface SitemapModelComponent

Overrides:

setup in class AbstractSAXTransformer

Parameters:

resolver - a SourceResolver instance

objectModel - the objectModel

src - src parameter

parameters - optional parameters

Throws:

ProcessingException - if an error occurs

SAXException - if an error occurs

IOException - if an error occurs

startElement

public void startElement(String uri,
                         String loc,
                         String raw,
                         Attributes a)
                  throws SAXException

Intercept startElement to ensure all <jpath:action> attributes are modified.

Specified by:

startElement in interface ContentHandler

Overrides:

startElement in class AbstractSAXTransformer

Parameters:

uri - a String value

loc - a String value

raw - a String value

a - an Attributes value

Throws:

SAXException - if an error occurs

See Also:

ContentHandler.startElement(java.lang.String, java.lang.String, java.lang.String, org.xml.sax.Attributes)

startTransformingElement

public void startTransformingElement(String uri,
                                     String name,
                                     String raw,
                                     Attributes attr)
                              throws ProcessingException,
                                     IOException,
                                     SAXException

Entry method for all elements in our namespace

Overrides:

startTransformingElement in class AbstractSAXTransformer

Parameters:

uri - a String value

name - a String value

raw - a String value

attr - an Attributes value

Throws:

ProcessingException - if an error occurs

IOException - if an error occurs

SAXException - if an error occurs

endTransformingElement

public void endTransformingElement(String uri,
                                   String name,
                                   String raw)
                            throws ProcessingException,
                                   IOException,
                                   SAXException

Exit method for all elements in our namespace

Overrides:

endTransformingElement in class AbstractSAXTransformer

Parameters:

uri - a String value

name - a String value

raw - a String value

Throws:

ProcessingException - if an error occurs

IOException - if an error occurs

SAXException - if an error occurs

recycle

public void recycle()

Release all held resources.

Specified by:

recycle in interface Recyclable

Overrides:

recycle in class AbstractSAXTransformer