mirror of
https://github.com/openRuyi-Project/gcc.git
synced 2026-07-06 02:05:52 +00:00
Reverted erroneous commit
From-SVN: r96966
This commit is contained in:
Tom Tromey
@@ -70,305 +70,246 @@ import gnu.xml.pipeline.ValidationConsumer;
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*
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* @author David Brownell
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*/
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public final class XmlReader
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implements XMLReader
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public final class XmlReader implements XMLReader
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{
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private SAXDriver aelfred2 = new SAXDriver ();
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private EventFilter filter = new EventFilter ();
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private boolean isValidating;
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private boolean active;
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static class FatalErrorHandler
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extends DefaultHandler2
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{
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public void error(SAXParseException e)
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throws SAXException
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{
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throw e;
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}
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}
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private SAXDriver aelfred2 = new SAXDriver();
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private EventFilter filter = new EventFilter();
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private boolean isValidating;
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private boolean active;
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/**
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* Constructs a SAX Parser.
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*/
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public XmlReader()
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{
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}
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/** Constructs a SAX Parser. */
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public XmlReader ()
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{ }
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/**
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* Constructs a SAX Parser, optionally treating validity errors
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* as if they were fatal errors.
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*/
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public XmlReader(boolean invalidIsFatal)
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{
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if (invalidIsFatal)
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{
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setErrorHandler(new FatalErrorHandler());
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}
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}
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/**
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* <b>SAX2</b>: Returns the object used to report the logical
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* content of an XML document.
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*/
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public ContentHandler getContentHandler()
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{
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return filter.getContentHandler();
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}
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/**
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* <b>SAX2</b>: Assigns the object used to report the logical
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* content of an XML document.
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* @exception IllegalStateException if called mid-parse
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*/
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public void setContentHandler(ContentHandler handler)
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{
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if (active)
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{
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throw new IllegalStateException("already parsing");
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}
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filter.setContentHandler(handler);
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}
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/**
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* <b>SAX2</b>: Returns the object used to process declarations related
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* to notations and unparsed entities.
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*/
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public DTDHandler getDTDHandler()
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{
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return filter.getDTDHandler();
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}
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/**
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* <b>SAX1</b> Assigns DTD handler
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* @exception IllegalStateException if called mid-parse
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*/
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public void setDTDHandler(DTDHandler handler)
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{
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if (active)
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{
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throw new IllegalStateException("already parsing");
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}
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filter.setDTDHandler(handler);
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}
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/**
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* <b>SAX2</b>: Returns the object used when resolving external
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* entities during parsing (both general and parameter entities).
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*/
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public EntityResolver getEntityResolver()
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{
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return aelfred2.getEntityResolver();
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}
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/**
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* <b>SAX1</b> Assigns parser's entity resolver
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*/
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public void setEntityResolver(EntityResolver handler)
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{
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aelfred2.setEntityResolver(handler);
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}
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/**
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* <b>SAX2</b>: Returns the object used to receive callbacks for XML
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* errors of all levels (fatal, nonfatal, warning); this is never null;
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*/
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public ErrorHandler getErrorHandler()
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{
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return aelfred2.getErrorHandler();
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}
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/**
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* <b>SAX1</b> Assigns error handler
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* @exception IllegalStateException if called mid-parse
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*/
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public void setErrorHandler(ErrorHandler handler)
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{
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if (active)
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{
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throw new IllegalStateException("already parsing");
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}
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aelfred2.setErrorHandler(handler);
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}
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/**
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* <b>SAX2</b>: Assigns the specified property.
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* @exception IllegalStateException if called mid-parse
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*/
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public void setProperty(String propertyId, Object value)
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throws SAXNotRecognizedException, SAXNotSupportedException
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{
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if (active)
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{
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throw new IllegalStateException("already parsing");
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}
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if (getProperty(propertyId) != value)
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{
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filter.setProperty(propertyId, value);
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}
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}
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/**
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* <b>SAX2</b>: Returns the specified property.
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*/
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public Object getProperty(String propertyId)
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throws SAXNotRecognizedException
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{
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if ((SAXDriver.PROPERTY + "declaration-handler").equals(propertyId)
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|| (SAXDriver.PROPERTY + "lexical-handler").equals(propertyId))
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{
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return filter.getProperty(propertyId);
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}
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throw new SAXNotRecognizedException(propertyId);
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}
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private void forceValidating()
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throws SAXNotRecognizedException, SAXNotSupportedException
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{
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aelfred2.setFeature(SAXDriver.FEATURE + "namespace-prefixes",
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true);
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aelfred2.setFeature(SAXDriver.FEATURE + "external-general-entities",
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true);
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aelfred2.setFeature(SAXDriver.FEATURE + "external-parameter-entities",
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true);
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}
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/**
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* <b>SAX2</b>: Sets the state of features supported in this parser.
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* Note that this parser requires reporting of namespace prefixes when
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* validating.
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*/
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public void setFeature(String featureId, boolean state)
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throws SAXNotRecognizedException, SAXNotSupportedException
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{
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boolean value = getFeature(featureId);
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if (state == value)
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{
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return;
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}
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if ((SAXDriver.FEATURE + "validation").equals(featureId))
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{
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if (active)
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{
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throw new SAXNotSupportedException("already parsing");
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}
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if (state)
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{
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forceValidating();
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}
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isValidating = state;
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}
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else
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{
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aelfred2.setFeature(featureId, state);
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}
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}
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/**
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* <b>SAX2</b>: Tells whether this parser supports the specified feature.
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* At this time, this directly parallels the underlying SAXDriver,
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* except that validation is optionally supported.
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*
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* @see SAXDriver
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*/
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public boolean getFeature(String featureId)
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throws SAXNotRecognizedException, SAXNotSupportedException
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{
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if ((SAXDriver.FEATURE + "validation").equals(featureId))
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{
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return isValidating;
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}
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return aelfred2.getFeature(featureId);
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}
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/**
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* <b>SAX1</b>: Sets the locale used for diagnostics; currently,
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* only locales using the English language are supported.
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* @param locale The locale for which diagnostics will be generated
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*/
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public void setLocale(Locale locale)
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throws SAXException
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{
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aelfred2.setLocale(locale);
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}
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/**
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* <b>SAX1</b>: Preferred API to parse an XML document, using a
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* system identifier (URI).
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/**
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* Constructs a SAX Parser, optionally treating validity errors
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* as if they were fatal errors.
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*/
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public void parse(String systemId)
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public XmlReader (boolean invalidIsFatal)
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{
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if (invalidIsFatal)
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setErrorHandler (new DefaultHandler2 () {
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public void error (SAXParseException e)
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throws SAXException
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{ throw e; }
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});
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}
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/**
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* <b>SAX2</b>: Returns the object used to report the logical
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* content of an XML document.
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*/
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public ContentHandler getContentHandler ()
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{ return filter.getContentHandler (); }
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/**
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* <b>SAX2</b>: Assigns the object used to report the logical
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* content of an XML document.
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* @exception IllegalStateException if called mid-parse
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*/
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public void setContentHandler (ContentHandler handler)
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{
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if (active)
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throw new IllegalStateException ("already parsing");
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filter.setContentHandler (handler);
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}
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/**
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* <b>SAX2</b>: Returns the object used to process declarations related
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* to notations and unparsed entities.
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*/
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public DTDHandler getDTDHandler ()
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{ return filter.getDTDHandler (); }
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/**
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* <b>SAX1</b> Assigns DTD handler
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* @exception IllegalStateException if called mid-parse
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*/
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public void setDTDHandler (DTDHandler handler)
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{
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if (active)
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throw new IllegalStateException ("already parsing");
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filter.setDTDHandler (handler);
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}
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/**
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* <b>SAX2</b>: Returns the object used when resolving external
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* entities during parsing (both general and parameter entities).
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*/
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public EntityResolver getEntityResolver ()
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{ return aelfred2.getEntityResolver (); }
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/** <b>SAX1</b> Assigns parser's entity resolver */
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public void setEntityResolver (EntityResolver handler)
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{ aelfred2.setEntityResolver (handler); }
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/**
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* <b>SAX2</b>: Returns the object used to receive callbacks for XML
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* errors of all levels (fatal, nonfatal, warning); this is never null;
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*/
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public ErrorHandler getErrorHandler ()
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{ return aelfred2.getErrorHandler (); }
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/**
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* <b>SAX1</b> Assigns error handler
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* @exception IllegalStateException if called mid-parse
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*/
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public void setErrorHandler (ErrorHandler handler)
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{
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if (active)
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throw new IllegalStateException ("already parsing");
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aelfred2.setErrorHandler (handler);
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}
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/**
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* <b>SAX2</b>: Assigns the specified property.
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* @exception IllegalStateException if called mid-parse
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*/
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public void setProperty (String propertyId, Object value)
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throws SAXNotRecognizedException, SAXNotSupportedException
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{
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if (active)
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throw new IllegalStateException ("already parsing");
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if (getProperty (propertyId) != value)
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filter.setProperty (propertyId, value);
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}
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/**
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* <b>SAX2</b>: Returns the specified property.
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*/
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public Object getProperty (String propertyId)
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throws SAXNotRecognizedException
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{
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if ((SAXDriver.PROPERTY + "declaration-handler")
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.equals (propertyId)
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|| (SAXDriver.PROPERTY + "lexical-handler")
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.equals (propertyId))
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return filter.getProperty (propertyId);
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throw new SAXNotRecognizedException (propertyId);
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}
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private void forceValidating ()
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throws SAXNotRecognizedException, SAXNotSupportedException
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{
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aelfred2.setFeature (
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SAXDriver.FEATURE + "namespace-prefixes",
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true);
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aelfred2.setFeature (
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SAXDriver.FEATURE + "external-general-entities",
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true);
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aelfred2.setFeature (
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SAXDriver.FEATURE + "external-parameter-entities",
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true);
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}
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/**
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* <b>SAX2</b>: Sets the state of features supported in this parser.
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* Note that this parser requires reporting of namespace prefixes when
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* validating.
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*/
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public void setFeature (String featureId, boolean state)
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throws SAXNotRecognizedException, SAXNotSupportedException
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{
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boolean value = getFeature (featureId);
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if (state == value)
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return;
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if ((SAXDriver.FEATURE + "validation").equals (featureId)) {
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if (active)
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throw new SAXNotSupportedException ("already parsing");
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if (state)
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forceValidating ();
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isValidating = state;
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} else
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aelfred2.setFeature (featureId, state);
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}
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/**
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* <b>SAX2</b>: Tells whether this parser supports the specified feature.
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* At this time, this directly parallels the underlying SAXDriver,
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* except that validation is optionally supported.
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*
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* @see SAXDriver
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*/
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public boolean getFeature (String featureId)
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throws SAXNotRecognizedException, SAXNotSupportedException
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{
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if ((SAXDriver.FEATURE + "validation").equals (featureId))
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return isValidating;
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return aelfred2.getFeature (featureId);
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}
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/**
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* <b>SAX1</b>: Sets the locale used for diagnostics; currently,
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* only locales using the English language are supported.
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* @param locale The locale for which diagnostics will be generated
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*/
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public void setLocale (Locale locale)
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throws SAXException
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{ aelfred2.setLocale (locale); }
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|
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/**
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* <b>SAX1</b>: Preferred API to parse an XML document, using a
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* system identifier (URI).
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*/
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public void parse (String systemId)
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throws SAXException, IOException
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{
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parse(new InputSource(systemId));
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}
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{
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parse (new InputSource (systemId));
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}
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/**
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* <b>SAX1</b>: Underlying API to parse an XML document, used
|
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* directly when no URI is available. When this is invoked,
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* and the parser is set to validate, some features will be
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* automatically reset to appropriate values: for reporting
|
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* namespace prefixes, and incorporating external entities.
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*
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* @param source The XML input source.
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*
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* @exception IllegalStateException if called mid-parse
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* @exception SAXException The handlers may throw any SAXException,
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* and the parser normally throws SAXParseException objects.
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* @exception IOException IOExceptions are normally through through
|
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* the parser if there are problems reading the source document.
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*/
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public void parse(InputSource source)
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/**
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* <b>SAX1</b>: Underlying API to parse an XML document, used
|
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* directly when no URI is available. When this is invoked,
|
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* and the parser is set to validate, some features will be
|
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* automatically reset to appropriate values: for reporting
|
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* namespace prefixes, and incorporating external entities.
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*
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* @param source The XML input source.
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*
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* @exception IllegalStateException if called mid-parse
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* @exception SAXException The handlers may throw any SAXException,
|
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* and the parser normally throws SAXParseException objects.
|
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* @exception IOException IOExceptions are normally through through
|
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* the parser if there are problems reading the source document.
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*/
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public void parse (InputSource source)
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throws SAXException, IOException
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{
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EventFilter next;
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boolean nsdecls;
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{
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EventFilter next;
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boolean nsdecls;
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synchronized (aelfred2)
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{
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if (active)
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{
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throw new IllegalStateException("already parsing");
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}
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active = true;
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}
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synchronized (aelfred2) {
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if (active)
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throw new IllegalStateException ("already parsing");
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active = true;
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}
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// set up the output pipeline
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if (isValidating)
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{
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forceValidating();
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next = new ValidationConsumer(filter);
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}
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else
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{
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next = filter;
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}
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// set up the output pipeline
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if (isValidating) {
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forceValidating ();
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next = new ValidationConsumer (filter);
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} else
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next = filter;
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// connect pipeline and error handler
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// don't let _this_ call to bind() affect xmlns* attributes
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nsdecls = aelfred2.getFeature(SAXDriver.FEATURE + "namespace-prefixes");
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EventFilter.bind(aelfred2, next);
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if (!nsdecls)
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{
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aelfred2.setFeature(SAXDriver.FEATURE + "namespace-prefixes",
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false);
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}
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// parse, clean up
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try
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{
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aelfred2.parse(source);
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}
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finally
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{
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active = false;
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}
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}
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// connect pipeline and error handler
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// don't let _this_ call to bind() affect xmlns* attributes
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nsdecls = aelfred2.getFeature (
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SAXDriver.FEATURE + "namespace-prefixes");
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EventFilter.bind (aelfred2, next);
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if (!nsdecls)
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aelfred2.setFeature (
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SAXDriver.FEATURE + "namespace-prefixes",
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false);
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// parse, clean up
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||||
try {
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aelfred2.parse (source);
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} finally {
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active = false;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user