org.apache.xerces.impl

Class XMLVersionDetector

java.lang.Object

org.apache.xerces.impl.XMLVersionDetector

public class XMLVersionDetector
extends Object

This class scans the version of the document to determine which scanner to use: XML 1.1 or XML 1.0. The version is scanned using XML 1.1. scanner.

Version:

$Id$

Author:

Neil Graham, IBM, Elena Litani, IBM

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	ENTITY_MANAGER Property identifier: entity manager.
protected static String	ERROR_REPORTER Property identifier: error reporter.
protected String	fEncoding
protected XMLEntityManager	fEntityManager Entity manager.
protected XMLErrorReporter	fErrorReporter Error reporter.
protected SymbolTable	fSymbolTable Symbol table.
protected static String	fVersionSymbol Symbol: "version".
protected static String	fXMLSymbol
protected static String	SYMBOL_TABLE Property identifier: symbol table.

Constructor Summary

Constructors

Constructor and Description
XMLVersionDetector()

Method Summary

Methods

Modifier and Type	Method and Description
short	determineDocVersion(XMLInputSource inputSource) This methods scans the XML declaration to find out the version (and provisional encoding) of the document.
void	reset(XMLComponentManager componentManager)
void	startDocumentParsing(XMLEntityHandler scanner, short version) Reset the reference to the appropriate scanner given the version of the document and start document scanning.

Methods inherited from class java.lang.Object

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

Field Detail

SYMBOL_TABLE

protected static final String SYMBOL_TABLE

Property identifier: symbol table.

See Also:

Constant Field Values

ERROR_REPORTER

protected static final String ERROR_REPORTER

Property identifier: error reporter.

See Also:

Constant Field Values

ENTITY_MANAGER

protected static final String ENTITY_MANAGER

Property identifier: entity manager.

See Also:

Constant Field Values

fVersionSymbol

protected static final String fVersionSymbol

Symbol: "version".

fXMLSymbol

protected static final String fXMLSymbol

fSymbolTable

protected SymbolTable fSymbolTable

Symbol table.

fErrorReporter

protected XMLErrorReporter fErrorReporter

Error reporter.

fEntityManager

protected XMLEntityManager fEntityManager

Entity manager.

fEncoding

protected String fEncoding

Constructor Detail

XMLVersionDetector

public XMLVersionDetector()

Method Detail

reset

public void reset(XMLComponentManager componentManager)
           throws XMLConfigurationException

Parameters:

componentManager - The component manager.

Throws:

XNIException - Throws exception if required features and properties cannot be found.

XMLConfigurationException

startDocumentParsing

public void startDocumentParsing(XMLEntityHandler scanner,
                        short version)

Reset the reference to the appropriate scanner given the version of the document and start document scanning.

Parameters:

scanner - - the scanner to use

version - - the version of the document (XML 1.1 or XML 1.0).

determineDocVersion

public short determineDocVersion(XMLInputSource inputSource)
                          throws IOException

This methods scans the XML declaration to find out the version (and provisional encoding) of the document. The scanning is doing using XML 1.1 scanner.

Parameters:

inputSource -

Returns:

short - Constants.XML_VERSION_1_1 if document version 1.1, otherwise Constants.XML_VERSION_1_0

Throws:

IOException