Class XMPHandler

java.lang.Object

org.xml.sax.helpers.DefaultHandler

org.apache.xmlgraphics.xmp.XMPHandler

All Implemented Interfaces:

ContentHandler, DTDHandler, EntityResolver, ErrorHandler

public class XMPHandler
extends DefaultHandler

Passive XMP parser implemented as a SAX DefaultHandler. After the XML document has been parsed the Metadata object can be retrieved.

Field Summary

Fields

Modifier and Type	Field	Description
private Stack	attributesStack
private StringBuffer	content
private Stack	contextStack
private Metadata	meta
private Stack	nestingInfoStack

Constructor Summary

Constructors

Constructor	Description
XMPHandler()

Method Summary

Modifier and Type	Method	Description
void	characters(char[] ch, int start, int length)
void	endElement(String uri, String localName, String qName)
private XMPArray	getCurrentArray(boolean required)
private PropertyAccess	getCurrentProperties()
private QName	getCurrentPropName()
private XMPStructure	getCurrentStructure()
Metadata	getMetadata()
private boolean	hasComplexContent()
private QName	popCurrentPropName()
void	startElement(String uri, String localName, String qName, Attributes attributes)
private void	startStructure()
private void	startThinStructure()

Methods inherited from class DefaultHandler

endDocument, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, processingInstruction, resolveEntity, setDocumentLocator, skippedEntity, startDocument, startPrefixMapping, unparsedEntityDecl, warning

Methods inherited from class Object

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

Methods inherited from interface ContentHandler

declaration

Field Details

meta

private Metadata meta

content

private StringBuffer content

attributesStack

private Stack attributesStack

nestingInfoStack

private Stack nestingInfoStack

contextStack

private Stack contextStack

Constructor Details

XMPHandler

public XMPHandler()

Method Details

getMetadata

public Metadata getMetadata()

Returns:

the parsed metadata, available after the parsing.

hasComplexContent

private boolean hasComplexContent()

getCurrentProperties

private PropertyAccess getCurrentProperties()

getCurrentPropName

private QName getCurrentPropName()

popCurrentPropName

private QName popCurrentPropName()
                          throws SAXException

Throws:

SAXException

getCurrentStructure

private XMPStructure getCurrentStructure()

getCurrentArray

private XMPArray getCurrentArray(boolean required)
                          throws SAXException

Throws:

SAXException

startElement

public void startElement(String uri,
 String localName,
 String qName,
 Attributes attributes)
                  throws SAXException

Specified by:

startElement in interface ContentHandler

Overrides:

startElement in class DefaultHandler

Throws:

SAXException

startStructure

private void startStructure()

startThinStructure

private void startThinStructure()

endElement

public void endElement(String uri,
 String localName,
 String qName)
                throws SAXException

Specified by:

endElement in interface ContentHandler

Overrides:

endElement in class DefaultHandler

Throws:

SAXException

characters

public void characters(char[] ch,
 int start,
 int length)
                throws SAXException

Specified by:

characters in interface ContentHandler

Overrides:

characters in class DefaultHandler

Throws:

SAXException