com.jcorporate.expresso.kernel.management
Class XercesDOMWriter

java.lang.Object
  com.jcorporate.expresso.kernel.management.XercesDOMWriter

All Implemented Interfaces:

DOMWriter

public class XercesDOMWriter

extends Object

implements DOMWriter

This class writes the DOM structures to a file using specific Xerces capabilies. If you cannot use Xerces, then you'll need a TRAX compliant XSL parser and use the TraxDOMWriter supplied class instead.

Version:

$Revision: 1.6 $ on $Date: 2004/11/17 20:48:17 $

Author:

Michael Rimov

Constructor Summary

XercesDOMWriter()

Method Summary

String	getRequiredClass() Retrieve a class that must exist in the classpath for this to work.
protected boolean	isXercesInstalled() Checks to see if Xerces classes are available via the classpath
void	saveDocument(OutputStream os, org.w3c.dom.Document document) Override to actually save a DOM document to the output stream via whatever method you desire

Methods inherited from class java.lang.Object

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

Constructor Detail

XercesDOMWriter

public XercesDOMWriter()

Method Detail

isXercesInstalled

protected boolean isXercesInstalled()

Checks to see if Xerces classes are available via the classpath

Returns:

true if Xerces appears to be installed.

getRequiredClass

public String getRequiredClass()

Retrieve a class that must exist in the classpath for this to work. Used as a sanity check to make sure the appropriate jars are installed.

Specified by:

getRequiredClass in interface DOMWriter

Returns:

java.lang.String: ...xerces.parsers.SAXParer

saveDocument

public void saveDocument(OutputStream os,
                         org.w3c.dom.Document document)
                  throws ExpressoRuntimeException

Description copied from interface: DOMWriter

Override to actually save a DOM document to the output stream via whatever method you desire

Specified by:

saveDocument in interface DOMWriter

Parameters:

os - The output stream to save to

document - the DOM document representing the config.

Throws:

ExpressoRuntimeException - if there's an error saving the file.