*
* @author David Brownell
*/
-public final class JAXPFactory extends SAXParserFactory
+public final class JAXPFactory
+ extends SAXParserFactory
{
- private Hashtable flags = new Hashtable ();
-
- /**
- * Constructs a factory which normally returns a non-validating
- * parser.
- */
- public JAXPFactory () { }
-
- public SAXParser newSAXParser ()
+
+ private Hashtable flags = new Hashtable();
+
+ /**
+ * Constructs a factory which normally returns a non-validating
+ * parser.
+ */
+ public JAXPFactory()
+ {
+ }
+
+ public SAXParser newSAXParser()
throws ParserConfigurationException, SAXException
+ {
+ JaxpParser jaxp = new JaxpParser();
+ Enumeration e = flags.keys();
+ XMLReader parser = jaxp.getXMLReader();
+
+ parser.setFeature(SAXDriver.FEATURE + "namespaces",
+ isNamespaceAware());
+ parser.setFeature(SAXDriver.FEATURE + "validation",
+ isValidating());
+ // that makes SAX2 feature flags trump JAXP
+
+ while (e.hasMoreElements())
+ {
+ String uri = (String) e.nextElement();
+ Boolean value = (Boolean) flags.get(uri);
+ parser.setFeature(uri, value.booleanValue());
+ }
+
+ return jaxp;
+ }
+
+ // yes, this "feature transfer" mechanism doesn't play well
+
+ public void setFeature(String name, boolean value)
+ throws ParserConfigurationException, SAXNotRecognizedException,
+ SAXNotSupportedException
+ {
+ try
+ {
+ // force "early" detection of errors where possible
+ // (flags can't necessarily be set before parsing)
+ new JaxpParser().getXMLReader().setFeature(name, value);
+
+ flags.put(name, new Boolean(value));
+ }
+ catch (SAXNotRecognizedException e)
+ {
+ throw new SAXNotRecognizedException(name);
+ }
+ catch (SAXNotSupportedException e)
+ {
+ throw new SAXNotSupportedException(name);
+ }
+ catch (Exception e)
+ {
+ throw new ParserConfigurationException(e.getClass().getName()
+ + ": "
+ + e.getMessage());
+ }
+ }
+
+ public boolean getFeature(String name)
+ throws ParserConfigurationException, SAXNotRecognizedException,
+ SAXNotSupportedException
+ {
+ Boolean value = (Boolean) flags.get(name);
+
+ if (value != null)
+ {
+ return value.booleanValue();
+ }
+ else
+ {
+ try
+ {
+ return new JaxpParser().getXMLReader().getFeature(name);
+ }
+ catch (SAXNotRecognizedException e)
+ {
+ throw new SAXNotRecognizedException(name);
+ }
+ catch (SAXNotSupportedException e)
+ {
+ throw new SAXNotSupportedException(name);
+ }
+ catch (SAXException e)
+ {
+ throw new ParserConfigurationException(e.getClass().getName()
+ + ": "
+ + e.getMessage());
+ }
+ }
+ }
+
+ private static class JaxpParser
+ extends SAXParser
+ {
+
+ private XmlReader ae2 = new XmlReader();
+ private XMLReaderAdapter parser = null;
+
+ JaxpParser()
{
- JaxpParser jaxp = new JaxpParser ();
- Enumeration e = flags.keys ();
- XMLReader parser = jaxp.getXMLReader ();
-
- parser.setFeature (
- SAXDriver.FEATURE + "namespaces",
- isNamespaceAware ());
- parser.setFeature (
- SAXDriver.FEATURE + "validation",
- isValidating ());
- // that makes SAX2 feature flags trump JAXP
-
- while (e.hasMoreElements ()) {
- String uri = (String) e.nextElement ();
- Boolean value = (Boolean) flags.get (uri);
- parser.setFeature (uri, value.booleanValue ());
- }
-
- return jaxp;
}
- // yes, this "feature transfer" mechanism doesn't play well
+ public void setProperty(String id, Object value)
+ throws SAXNotRecognizedException, SAXNotSupportedException
+ {
+ ae2.setProperty(id, value);
+ }
- public void setFeature (String name, boolean value)
- throws
- ParserConfigurationException,
- SAXNotRecognizedException,
- SAXNotSupportedException
+ public Object getProperty(String id)
+ throws SAXNotRecognizedException, SAXNotSupportedException
{
- try {
- // force "early" detection of errors where possible
- // (flags can't necessarily be set before parsing)
- new JaxpParser ().getXMLReader ().setFeature (name, value);
-
- flags.put (name, new Boolean (value));
- } catch (SAXNotRecognizedException e) {
- throw new SAXNotRecognizedException (name);
- } catch (SAXNotSupportedException e) {
- throw new SAXNotSupportedException (name);
- } catch (Exception e) {
- throw new ParserConfigurationException (
- e.getClass ().getName ()
- + ": "
- + e.getMessage ());
- }
+ return ae2.getProperty(id);
}
- public boolean getFeature (String name)
- throws
- ParserConfigurationException,
- SAXNotRecognizedException,
- SAXNotSupportedException
+ public Parser getParser()
+ throws SAXException
{
- Boolean value = (Boolean) flags.get (name);
-
- if (value != null)
- return value.booleanValue ();
- else
- try {
- return new JaxpParser ().getXMLReader ().getFeature (name);
- } catch (SAXNotRecognizedException e) {
- throw new SAXNotRecognizedException (name);
- } catch (SAXNotSupportedException e) {
- throw new SAXNotSupportedException (name);
- } catch (SAXException e) {
- throw new ParserConfigurationException (
- e.getClass ().getName ()
- + ": "
- + e.getMessage ());
- }
+ if (parser == null)
+ {
+ parser = new XMLReaderAdapter(ae2);
+ }
+ return parser;
}
- private static class JaxpParser extends SAXParser
+ public XMLReader getXMLReader ()
+ throws SAXException
{
- private XmlReader ae2 = new XmlReader ();
- private XMLReaderAdapter parser = null;
-
- JaxpParser () { }
-
- public void setProperty (String id, Object value)
- throws SAXNotRecognizedException, SAXNotSupportedException
- { ae2.setProperty (id, value); }
-
- public Object getProperty (String id)
- throws SAXNotRecognizedException, SAXNotSupportedException
- { return ae2.getProperty (id); }
-
- public Parser getParser ()
- throws SAXException
- {
- if (parser == null)
- parser = new XMLReaderAdapter (ae2);
- return parser;
- }
-
- public XMLReader getXMLReader ()
- throws SAXException
- { return ae2; }
-
- public boolean isNamespaceAware ()
- {
- try {
- return ae2.getFeature (SAXDriver.FEATURE + "namespaces");
- } catch (Exception e) {
- throw new Error ();
- }
- }
-
- public boolean isValidating ()
- {
- try {
- return ae2.getFeature (SAXDriver.FEATURE + "validation");
- } catch (Exception e) {
- throw new Error ();
- }
- }
-
- // TODO isXIncludeAware()
-
+ return ae2;
}
+
+ public boolean isNamespaceAware()
+ {
+ try
+ {
+ return ae2.getFeature(SAXDriver.FEATURE + "namespaces");
+ }
+ catch (Exception e)
+ {
+ throw new Error();
+ }
+ }
+
+ public boolean isValidating()
+ {
+ try
+ {
+ return ae2.getFeature(SAXDriver.FEATURE + "validation");
+ }
+ catch (Exception e)
+ {
+ throw new Error();
+ }
+ }
+
+ // TODO isXIncludeAware()
+
+ }
+
}
+
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