Package org.openscience.cdk.io.cml

Class CMLHandler

java.lang.Object

org.xml.sax.helpers.DefaultHandler

org.openscience.cdk.io.cml.CMLHandler

All Implemented Interfaces:

ContentHandler, DTDHandler, EntityResolver, ErrorHandler

Direct Known Subclasses:

EventCMLHandler

public class CMLHandler
extends DefaultHandler

SAX2 implementation for CML XML fragment reading. CML Core is supported as well is the CRML module.

Data is stored into the Chemical Document Object which is passed when instantiating this class. This makes it possible that programs that do not use CDK for internal data storage, use this CML library.

Author:

Egon Willighagen <egonw@sci.kun.nl>

Source code:

main

Belongs to CDK module:

io

Constructor Summary

Constructors

Constructor	Description
CMLHandler(IChemFile chemFile)	Constructor for the CMLHandler.

Method Summary

Modifier and Type	Method	Description
void	characters(char[] ch, int start, int length)	Implementation of the characters() procedure overwriting the DefaultHandler interface.
void	doctypeDecl(String name, String publicId, String systemId)
void	endDocument()	Calling this procedure signals the end of the XML document.
void	endElement(String uri, String local, String raw)
void	registerConvention(String convention, ICMLModule conv)
void	startDocument()
void	startElement(String uri, String local, String raw, Attributes atts)

Methods inherited from class org.xml.sax.helpers.DefaultHandler

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

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

declaration

Constructor Details

CMLHandler

public CMLHandler(IChemFile chemFile)

Constructor for the CMLHandler.

Parameters:

chemFile - The document in which data is stored

Method Details

registerConvention

public void registerConvention(String convention,
 ICMLModule conv)

characters

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

Implementation of the characters() procedure overwriting the DefaultHandler interface.

Specified by:

characters in interface ContentHandler

Overrides:

characters in class DefaultHandler

Parameters:

ch - characters to handle

doctypeDecl

public void doctypeDecl(String name,
 String publicId,
 String systemId)
                 throws Exception

Throws:

Exception

endDocument

public void endDocument()

Calling this procedure signals the end of the XML document.

Specified by:

endDocument in interface ContentHandler

Overrides:

endDocument in class DefaultHandler

endElement

public void endElement(String uri,
 String local,
 String raw)

Specified by:

endElement in interface ContentHandler

Overrides:

endElement in class DefaultHandler

startDocument

public void startDocument()

Specified by:

startDocument in interface ContentHandler

Overrides:

startDocument in class DefaultHandler

startElement

public void startElement(String uri,
 String local,
 String raw,
 Attributes atts)

Specified by:

startElement in interface ContentHandler

Overrides:

startElement in class DefaultHandler