org.htmlunit.cyberneko.xerces.xni.XMLDocumentFragmentHandler Maven / Gradle / Ivy
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/*
* Copyright 2017-2023 Ronald Brill
*
* Licensed 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
* https://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.
*/
package org.htmlunit.cyberneko.xerces.xni;
/**
* This handler interface contains methods necessary to receive information
* about document elements and content.
*
* Note: Some of these methods overlap methods found in the
* XMLDocumentHandler interface.
*
* @see XMLDocumentHandler
*
* @author Andy Clark, IBM
*/
public interface XMLDocumentFragmentHandler {
//
// XMLDocumentFragmentHandler methods
//
/**
* The start of the document fragment.
*
* @param locator The document locator, or null if the document
* location cannot be reported during the parsing of
* this fragment. However, it is strongly
* recommended that a locator be supplied that can at
* least report the base system identifier.
* @param namespaceContext The namespace context in effect at the start of this
* document fragment. This object only represents the
* current context. Implementors of this class are
* responsible for copying the namespace bindings from
* the the current context (and its parent contexts) if
* that information is important.
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
void startDocumentFragment(XMLLocator locator, NamespaceContext namespaceContext, Augmentations augmentations)
throws XNIException;
/**
* This method notifies the start of a general entity.
*
* Note: This method is not called for entity references
* appearing as part of attribute values.
*
* @param name The name of the general entity.
* @param encoding The auto-detected IANA encoding name of the entity
* stream. This value will be null in those situations
* where the entity encoding is not auto-detected (e.g.
* internal entities or a document entity that is parsed
* from a java.io.Reader).
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
void startGeneralEntity(String name, String encoding, Augmentations augmentations) throws XNIException;
/**
* Notifies of the presence of a TextDecl line in an entity. If present, this
* method will be called immediately following the startEntity call.
*
* Note: This method will never be called for the document
* entity; it is only called for external general entities referenced in
* document content.
*
* Note: This method is not called for entity references
* appearing as part of attribute values.
*
* @param version The XML version, or null if not specified.
* @param encoding The IANA encoding name of the entity.
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
void textDecl(String version, String encoding, Augmentations augmentations) throws XNIException;
/**
* This method notifies the end of a general entity.
*
* Note: This method is not called for entity references
* appearing as part of attribute values.
*
* @param name The name of the general entity.
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
void endGeneralEntity(String name, Augmentations augmentations) throws XNIException;
/**
* A comment.
*
* @param text The text in the comment.
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by application to signal an error.
*/
void comment(XMLString text, Augmentations augmentations) throws XNIException;
/**
* A processing instruction. Processing instructions consist of a target name
* and, optionally, text data. The data is only meaningful to the application.
*
* Typically, a processing instruction's data will contain a series of
* pseudo-attributes. These pseudo-attributes follow the form of element
* attributes but are not parsed or presented to the
* application as anything other than text. The application is responsible for
* parsing the data.
*
* @param target The target.
* @param data The data or null if none specified.
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
void processingInstruction(String target, XMLString data, Augmentations augmentations) throws XNIException;
/**
* The start of an element.
*
* @param element The name of the element.
* @param attributes The element attributes.
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
void startElement(QName element, XMLAttributes attributes, Augmentations augmentations) throws XNIException;
/**
* An empty element.
*
* @param element The name of the element.
* @param attributes The element attributes.
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
void emptyElement(QName element, XMLAttributes attributes, Augmentations augmentations) throws XNIException;
/**
* Character content.
*
* @param text The content.
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
void characters(XMLString text, Augmentations augmentations) throws XNIException;
/**
* Ignorable whitespace. For this method to be called, the document source must
* have some way of determining that the text containing only whitespace
* characters should be considered ignorable. For example, the validator can
* determine if a length of whitespace characters in the document are ignorable
* based on the element content model.
*
* @param text The ignorable whitespace.
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
void ignorableWhitespace(XMLString text, Augmentations augmentations) throws XNIException;
/**
* The end of an element.
*
* @param element The name of the element.
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
void endElement(QName element, Augmentations augmentations) throws XNIException;
/**
* The start of a CDATA section.
*
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
void startCDATA(Augmentations augmentations) throws XNIException;
/**
* The end of a CDATA section.
*
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
void endCDATA(Augmentations augmentations) throws XNIException;
/**
* The end of the document fragment.
*
* @param augmentations Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
void endDocumentFragment(Augmentations augmentations) throws XNIException;
} // interface XMLDocumentFragmentHandler