diff options
Diffstat (limited to 'plugins/org.eclipse.jst.j2ee.core/archive/org/eclipse/jst/jee/util/internal/XMLRootHandler.java')
| -rw-r--r-- | plugins/org.eclipse.jst.j2ee.core/archive/org/eclipse/jst/jee/util/internal/XMLRootHandler.java | 240 |
1 files changed, 0 insertions, 240 deletions
diff --git a/plugins/org.eclipse.jst.j2ee.core/archive/org/eclipse/jst/jee/util/internal/XMLRootHandler.java b/plugins/org.eclipse.jst.j2ee.core/archive/org/eclipse/jst/jee/util/internal/XMLRootHandler.java deleted file mode 100644 index 7ddc26fcf..000000000 --- a/plugins/org.eclipse.jst.j2ee.core/archive/org/eclipse/jst/jee/util/internal/XMLRootHandler.java +++ /dev/null @@ -1,240 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2004, 2007 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.jst.jee.util.internal; - -import java.io.IOException; -import java.io.StringReader; - -import javax.xml.parsers.ParserConfigurationException; -import javax.xml.parsers.SAXParser; -import javax.xml.parsers.SAXParserFactory; - -import org.xml.sax.Attributes; -import org.xml.sax.InputSource; -import org.xml.sax.SAXException; -import org.xml.sax.SAXNotRecognizedException; -import org.xml.sax.SAXNotSupportedException; -import org.xml.sax.XMLReader; -import org.xml.sax.ext.LexicalHandler; -import org.xml.sax.helpers.DefaultHandler; - - -public final class XMLRootHandler extends DefaultHandler implements LexicalHandler { - /** - * An exception indicating that the parsing should stop. This is usually - * triggered when the top-level element has been found. - * - * @since 3.0 - */ - private class StopParsingException extends SAXException { - /** - * All serializable objects should have a stable serialVersionUID - */ - private static final long serialVersionUID = 1L; - - /** - * Constructs an instance of <code>StopParsingException</code> with a - * <code>null</code> detail message. - */ - public StopParsingException() { - super((String) null); - } - } - - private String dtdName = null; - - private String dtdPublicID = null; - - private String dtdSystemID = null; - - /** - * This is the name of the top-level element found in the XML file. This - * member variable is <code>null</code> unless the file has been parsed - * successful to the point of finding the top-level element. - */ - private String elementFound = null; - - /** - * These are the attributes of the top-level element found in the XML file. - * This member variable is <code>null</code> unless the file has been - * parsed successful to the point of finding the top-level element. - */ - private Attributes attributesFound = null; - - public String getDtdName() { - return dtdName; - } - - public String getDtdPublicID() { - return dtdPublicID; - } - - public String getDtdSystemID() { - return dtdSystemID; - } - - public String getRootName() { - return elementFound; - } - - public Attributes getRootAttributes() { - return attributesFound; - } - - public XMLRootHandler() { - } - - /* - * (non-Javadoc) - * - * @see org.xml.sax.ext.LexicalHandler#comment(char[], int, int) - */ - public final void comment(final char[] ch, final int start, final int length) { - // Not interested. - } - - /** - * Creates a new SAX parser for use within this instance. - * - * @return The newly created parser. - * - * @throws ParserConfigurationException - * If a parser of the given configuration cannot be created. - * @throws SAXException - * If something in general goes wrong when creating the parser. - * @throws SAXNotRecognizedException - * If the <code>XMLReader</code> does not recognize the - * lexical handler configuration option. - * @throws SAXNotSupportedException - * If the <code>XMLReader</code> does not support the lexical - * handler configuration option. - */ - private final SAXParser createParser(SAXParserFactory parserFactory) throws ParserConfigurationException, SAXException, SAXNotRecognizedException, SAXNotSupportedException { - // Initialize the parser. - final SAXParser parser = parserFactory.newSAXParser(); - final XMLReader reader = parser.getXMLReader(); - reader.setProperty("http://xml.org/sax/properties/lexical-handler", this); //$NON-NLS-1$ - // disable DTD validation (bug 63625) - try { - // be sure validation is "off" or the feature to ignore DTD's will - // not apply - reader.setFeature("http://xml.org/sax/features/validation", false); //$NON-NLS-1$ - reader.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false); //$NON-NLS-1$ - } catch (SAXNotRecognizedException e) { - // not a big deal if the parser does not recognize the features - } catch (SAXNotSupportedException e) { - // not a big deal if the parser does not support the features - } - return parser; - } - - /* - * (non-Javadoc) - * - * @see org.xml.sax.ext.LexicalHandler#endCDATA() - */ - public final void endCDATA() { - // Not interested. - } - - /* - * (non-Javadoc) - * - * @see org.xml.sax.ext.LexicalHandler#endDTD() - */ - public final void endDTD() { - // Not interested. - } - - /* - * (non-Javadoc) - * - * @see org.xml.sax.ext.LexicalHandler#endEntity(java.lang.String) - */ - public final void endEntity(final String name) { - // Not interested. - } - - public boolean parseContents(InputSource contents) throws IOException, ParserConfigurationException, SAXException { - // Parse the file into we have what we need (or an error occurs). - try { - SAXParserFactory factory = SAXParserFactory.newInstance(); - if (factory == null) - return false; - final SAXParser parser = createParser(factory); - // to support external entities specified as relative URIs (see bug - // 63298) - contents.setSystemId("/"); //$NON-NLS-1$ - parser.parse(contents, this); - } catch (StopParsingException e) { - // Abort the parsing normally. Fall through... - } - return true; - } - - /* - * Resolve external entity definitions to an empty string. This is to speed - * up processing of files with external DTDs. Not resolving the contents of - * the DTD is ok, as only the System ID of the DTD declaration is used. - * - * @see org.xml.sax.helpers.DefaultHandler#resolveEntity(java.lang.String, - * java.lang.String) - */ - public InputSource resolveEntity(String publicId, String systemId) throws SAXException { - return new InputSource(new StringReader("")); //$NON-NLS-1$ - } - - /* - * (non-Javadoc) - * - * @see org.xml.sax.ext.LexicalHandler#startCDATA() - */ - public final void startCDATA() { - // Not interested. - } - - /* - * (non-Javadoc) - * - * @see org.xml.sax.ext.LexicalHandler#startDTD(java.lang.String, - * java.lang.String, java.lang.String) - */ - public final void startDTD(final String name, final String publicId, final String systemId) throws SAXException { - dtdName = name; - dtdPublicID = publicId; - dtdSystemID = systemId; - } - - /* - * (non-Javadoc) - * - * @see org.xml.sax.ContentHandler#startElement(java.lang.String, - * java.lang.String, java.lang.String, org.xml.sax.Attributes) - */ - public final void startElement(final String uri, final String elementName, final String qualifiedName, final Attributes attributes) throws SAXException { - elementFound = elementName == null || elementName.length() == 0 ? qualifiedName: elementName; - if(elementFound.indexOf(':') != -1){ - elementFound = elementFound.substring(elementFound.indexOf(':')+1); - } - attributesFound = attributes; - throw new StopParsingException(); - } - - /* - * (non-Javadoc) - * - * @see org.xml.sax.ext.LexicalHandler#startEntity(java.lang.String) - */ - public final void startEntity(final String name) { - // Not interested. - } - -} |