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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// $Id: SAXTransformerFactory.java 446598 2006-09-15 12:55:40Z jeremias $
package javax.xml.transform.sax;
import javax.xml.transform.*;
import org.xml.sax.XMLFilter;
/**
* This class extends TransformerFactory to provide SAX-specific
* factory methods. It provides two types of ContentHandlers,
* one for creating Transformers, the other for creating Templates
* objects.
*
* <p>If an application wants to set the ErrorHandler or EntityResolver
* for an XMLReader used during a transformation, it should use a URIResolver
* to return the SAXSource which provides (with getXMLReader) a reference to
* the XMLReader.</p>
*/
public abstract class SAXTransformerFactory extends TransformerFactory {
/** If {@link javax.xml.transform.TransformerFactory#getFeature}
* returns true when passed this value as an argument,
* the TransformerFactory returned from
* {@link javax.xml.transform.TransformerFactory#newInstance} may
* be safely cast to a SAXTransformerFactory.
*/
public static final String FEATURE =
"http://javax.xml.transform.sax.SAXTransformerFactory/feature";
/** If {@link javax.xml.transform.TransformerFactory#getFeature}
* returns true when passed this value as an argument,
* the {@link #newXMLFilter(Source src)}
* and {@link #newXMLFilter(Templates templates)} methods are supported.
*/
public static final String FEATURE_XMLFILTER =
"http://javax.xml.transform.sax.SAXTransformerFactory/feature/xmlfilter";
/**
* The default constructor is protected on purpose.
*/
protected SAXTransformerFactory() {}
/**
* Get a TransformerHandler object that can process SAX
* ContentHandler events into a Result, based on the transformation
* instructions specified by the argument.
*
* @param src The Source of the transformation instructions.
*
* @return TransformerHandler ready to transform SAX events.
*
* @throws TransformerConfigurationException If for some reason the
* TransformerHandler can not be created.
*/
public abstract TransformerHandler newTransformerHandler(Source src)
throws TransformerConfigurationException;
/**
* Get a TransformerHandler object that can process SAX
* ContentHandler events into a Result, based on the Templates argument.
*
* @param templates The compiled transformation instructions.
*
* @return TransformerHandler ready to transform SAX events.
*
* @throws TransformerConfigurationException If for some reason the
* TransformerHandler can not be created.
*/
public abstract TransformerHandler newTransformerHandler(
Templates templates) throws TransformerConfigurationException;
/**
* Get a TransformerHandler object that can process SAX
* ContentHandler events into a Result. The transformation
* is defined as an identity (or copy) transformation, for example
* to copy a series of SAX parse events into a DOM tree.
*
* @return A non-null reference to a TransformerHandler, that may
* be used as a ContentHandler for SAX parse events.
*
* @throws TransformerConfigurationException If for some reason the
* TransformerHandler cannot be created.
*/
public abstract TransformerHandler newTransformerHandler()
throws TransformerConfigurationException;
/**
* Get a TemplatesHandler object that can process SAX
* ContentHandler events into a Templates object.
*
* @return A non-null reference to a TransformerHandler, that may
* be used as a ContentHandler for SAX parse events.
*
* @throws TransformerConfigurationException If for some reason the
* TemplatesHandler cannot be created.
*/
public abstract TemplatesHandler newTemplatesHandler()
throws TransformerConfigurationException;
/**
* Create an XMLFilter that uses the given Source as the
* transformation instructions.
*
* @param src The Source of the transformation instructions.
*
* @return An XMLFilter object, or null if this feature is not supported.
*
* @throws TransformerConfigurationException If for some reason the
* TemplatesHandler cannot be created.
*/
public abstract XMLFilter newXMLFilter(Source src)
throws TransformerConfigurationException;
/**
* Create an XMLFilter, based on the Templates argument..
*
* @param templates The compiled transformation instructions.
*
* @return An XMLFilter object, or null if this feature is not supported.
*
* @throws TransformerConfigurationException If for some reason the
* TemplatesHandler cannot be created.
*/
public abstract XMLFilter newXMLFilter(Templates templates)
throws TransformerConfigurationException;
}
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