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Java library for developing web applications
/* ValidatorPlugin.java NanoXML/Java
*
* $Revision: 1.3 $
* $Date: 2002/01/04 21:03:29 $
* $Name: RELEASE_2_2_1 $
*
* This file is part of NanoXML 2 for Java.
* Copyright (C) 2000-2002 Marc De Scheemaecker, All Rights Reserved.
*
* This software is provided 'as-is', without any express or implied warranty.
* In no event will the authors be held liable for any damages arising from the
* use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software in
* a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any source distribution.
*/
package net.n3.nanoxml;
import java.util.Properties;
/**
* ValidatorPlugin allows the application to insert additional validators into
* NanoXML.
*
* @author Marc De Scheemaecker
* @version $Name: RELEASE_2_2_1 $, $Revision: 1.3 $
*/
public class ValidatorPlugin
implements IXMLValidator
{
/**
* The delegate.
*/
private IXMLValidator delegate;
/**
* Initializes the plugin.
*/
public ValidatorPlugin()
{
this.delegate = null;
}
/**
* Cleans up the object when it's destroyed.
*/
protected void finalize()
throws Throwable
{
this.delegate = null;
super.finalize();
}
/**
* Returns the delegate.
*/
public IXMLValidator getDelegate()
{
return this.delegate;
}
/**
* Sets the delegate.
*
* @param delegate the delegate
*/
public void setDelegate(IXMLValidator delegate)
{
this.delegate = delegate;
}
/**
* Sets the parameter entity resolver.
*
* @param resolver the entity resolver.
*/
public void setParameterEntityResolver(IXMLEntityResolver resolver)
{
this.delegate.setParameterEntityResolver(resolver);
}
/**
* Returns the parameter entity resolver.
*
* @return the entity resolver.
*/
public IXMLEntityResolver getParameterEntityResolver()
{
return this.delegate.getParameterEntityResolver();
}
/**
* Parses the DTD. The validator object is responsible for reading the
* full DTD.
*
* @param publicID the public ID, which may be null.
* @param reader the reader to read the DTD from.
* @param entityResolver the entity resolver.
* @param external true if the DTD is external.
*
* @throws java.lang.Exception
* if something went wrong.
*/
public void parseDTD(String publicID,
IXMLReader reader,
IXMLEntityResolver entityResolver,
boolean external)
throws Exception
{
this.delegate.parseDTD(publicID, reader, entityResolver, external);
}
/**
* Indicates that an element has been started.
*
* @param name the name of the element.
* @param systemId the system ID of the XML data of the element.
* @param lineNr the line number in the XML data of the element.
*
* @throws java.lang.Exception
* if the element could not be validated.
*/
public void elementStarted(String name,
String systemId,
int lineNr)
throws Exception
{
this.delegate.elementStarted(name, systemId, lineNr);
}
/**
* Indicates that the current element has ended.
*
* @param name the name of the element.
* @param systemId the system ID of the XML data of the element.
* @param lineNr the line number in the XML data of the element.
*
* @throws java.lang.Exception
* if the element could not be validated.
*/
public void elementEnded(String name,
String systemId,
int lineNr)
throws Exception
{
this.delegate.elementEnded(name,systemId, lineNr);
}
/**
* This method is called when the attributes of an XML element have been
* processed.
* If there are attributes with a default value which have not been
* specified yet, they have to be put into extraAttributes.
*
* @param name the name of the element.
* @param extraAttributes where to put extra attributes.
* @param systemId the system ID of the XML data of the element.
* @param lineNr the line number in the XML data of the element.
*
* @throws java.lang.Exception
* if the element could not be validated.
*/
public void elementAttributesProcessed(String name,
Properties extraAttributes,
String systemId,
int lineNr)
throws Exception
{
this.delegate.elementAttributesProcessed(name, extraAttributes,
systemId, lineNr);
}
/**
* Indicates that an attribute has been added to the current element.
*
* @param key the name of the attribute.
* @param value the value of the attribute.
* @param systemId the system ID of the XML data of the element.
* @param lineNr the line number in the XML data of the element.
*
* @throws java.lang.Exception
* if the attribute could not be validated.
*/
public void attributeAdded(String key,
String value,
String systemId,
int lineNr)
throws Exception
{
this.delegate.attributeAdded(key, value, systemId, lineNr);
}
/**
* Indicates that a new #PCDATA element has been encountered.
*
* @param systemId the system ID of the XML data of the element.
* @param lineNr the line number in the XML data of the element.
*
* @throws java.lang.Exception
* if the element could not be validated.
*/
public void PCDataAdded(String systemId,
int lineNr)
throws Exception
{
this.delegate.PCDataAdded(systemId, lineNr);
}
/**
* Throws an XMLValidationException to indicate that an element is missing.
*
* @param systemID the system ID of the XML data of the element
* @param lineNr the line number in the XML data of the element
* @param parentElementName the name of the parent element
* @param missingElementName the name of the missing element
*
* @throws net.n3.nanoxml.XMLValidationException
* of course :-)
*/
public void missingElement(String systemID,
int lineNr,
String parentElementName,
String missingElementName)
throws XMLValidationException
{
XMLUtil.errorMissingElement(systemID, lineNr, parentElementName,
missingElementName);
}
/**
* Throws an XMLValidationException to indicate that an element is
* unexpected.
*
* @param systemID the system ID of the XML data of the
* element
* @param lineNr the line number in the XML data of the
* element
* @param parentElementName the name of the parent element
* @param unexpectedElementName the name of the missing element
*
* @throws net.n3.nanoxml.XMLValidationException
* of course :-)
*/
public void unexpectedElement(String systemID,
int lineNr,
String parentElementName,
String unexpectedElementName)
throws XMLValidationException
{
XMLUtil.errorUnexpectedElement(systemID, lineNr, parentElementName,
unexpectedElementName);
}
/**
* Throws an XMLValidationException to indicate that an attribute is
* missing.
*
* @param systemID the system ID of the XML data of the element
* @param lineNr the line number in the XML data of the element
* @param elementName the name of the element
* @param attributeName the name of the missing attribute
*
* @throws net.n3.nanoxml.XMLValidationException
* of course :-)
*/
public void missingAttribute(String systemID,
int lineNr,
String elementName,
String attributeName)
throws XMLValidationException
{
XMLUtil.errorMissingAttribute(systemID, lineNr, elementName,
attributeName);
}
/**
* Throws an XMLValidationException to indicate that an attribute is
* unexpected.
*
* @param systemID the system ID of the XML data of the element
* @param lineNr the line number in the XML data of the element
* @param elementName the name of the element
* @param attributeName the name of the unexpected attribute
*
* @throws net.n3.nanoxml.XMLValidationException
* of course :-)
*/
public void unexpectedAttribute(String systemID,
int lineNr,
String elementName,
String attributeName)
throws XMLValidationException
{
XMLUtil.errorUnexpectedAttribute(systemID, lineNr, elementName,
attributeName);
}
/**
* Throws an XMLValidationException to indicate that an attribute has an
* invalid value.
*
* @param systemID the system ID of the XML data of the element
* @param lineNr the line number in the XML data of the element
* @param elementName the name of the element
* @param attributeName the name of the attribute
* @param attributeValue the value of the attribute
*
* @throws net.n3.nanoxml.XMLValidationException
* of course :-)
*/
public void invalidAttributeValue(String systemID,
int lineNr,
String elementName,
String attributeName,
String attributeValue)
throws XMLValidationException
{
XMLUtil.errorInvalidAttributeValue(systemID, lineNr, elementName,
attributeName, attributeValue);
}
/**
* Throws an XMLValidationException to indicate that a #PCDATA element was
* missing.
*
* @param systemID the system ID of the XML data of the element
* @param lineNr the line number in the XML data of the element
* @param parentElementName the name of the parent element
*
* @throws net.n3.nanoxml.XMLValidationException
* of course :-)
*/
public void missingPCData(String systemID,
int lineNr,
String parentElementName)
throws XMLValidationException
{
XMLUtil.errorMissingPCData(systemID, lineNr, parentElementName);
}
/**
* Throws an XMLValidationException to indicate that a #PCDATA element was
* unexpected.
*
* @param systemID the system ID of the XML data of the element
* @param lineNr the line number in the XML data of the element
* @param parentElementName the name of the parent element
*
* @throws net.n3.nanoxml.XMLValidationException
* of course :-)
*/
public void unexpectedPCData(String systemID,
int lineNr,
String parentElementName)
throws XMLValidationException
{
XMLUtil.errorUnexpectedPCData(systemID, lineNr, parentElementName);
}
/**
* Throws an XMLValidationException.
*
* @param systemID the system ID of the XML data of the element
* @param lineNr the line number in the XML data of the element
* @param message the error message
* @param elementName the name of the element (may be null)
* @param attributeName the name of the attribute (may be null)
* @param attributeValue the value of the attribute (may be null)
*
* @throws net.n3.nanoxml.XMLValidationException
* of course :-)
*/
public void validationError(String systemID,
int lineNr,
String message,
String elementName,
String attributeName,
String attributeValue)
throws XMLValidationException
{
XMLUtil.validationError(systemID, lineNr, message, elementName,
attributeName, attributeValue);
}
}
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